Klaartje de Weerdt
Publikasjoner
2024
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Hemstad, Petter;
Lothenbach, Barbara;
Weerdt, Klaartje de.
(2024)
Distribution of sulphate and aluminium in hydrated cement pastes.
Cement and Concrete Research
Vitenskapelig artikkel
-
Hemstad, Petter;
Lothenbach, Barbara;
Kjellsen, Knut Ose;
Weerdt, Klaartje de.
(2024)
The effect of varying cement replacement level on alkali metal distribution in cement pastes.
Cement & Concrete Composites
Vitenskapelig artikkel
-
Bary, Benoît;
Machner, Alisa;
Weerdt, Klaartje de.
(2024)
Simulation of chloride diffusion tests in cement paste and mortar made with CEM II and CEM VI cements.
Cement and Concrete Research
Vitenskapelig artikkel
-
Rønning, T.F.;
Lindgård, Jan;
Bagheri, Mahsa;
Wigum, Børge Johannes;
Danner, Tobias;
Weerdt, Klaartje de.
(2024)
Alkalis Released from Aggregates – Significance for Concrete Performance Testing.
RILEM Bookseries
Vitenskapelig artikkel
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Zuschlag, Pamela;
Machner, Alisa Lydia;
Hemstad, Petter;
Kjellsen, Knut Ose;
Zajac, Maciej;
Ben Haha, Mohsen.
(2024)
Hydration of Composite Cements Containing Novel SCMs.
Nordic Concrete Research
Vitenskapelig artikkel
2023
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Weerdt, Klaartje de;
Wilson, William;
Machner, Alisa;
Georget, Fabien.
(2023)
Chloride profiles – What do they tell us and how should they be used?.
Cement and Concrete Research
Vitenskapelig artikkel
-
Hemstad, Petter;
Zuschlag, Pamela;
Kjellemyr, Petter;
Lindgård, Jan;
Kjellsen, Knut O.;
Rønning, Terje.
(2023)
Alkali metal distribution in composite cement pastes and its relation to accelerated ASR tests.
Cement and Concrete Research
Vitenskapelig artikkel
-
Weerdt, Klaartje de;
Bernard, Ellina;
Kunther, Wolfgang;
Pedersen, Malene Thostrup;
Lothenbach, Barbara.
(2023)
Phase changes in cementitious materials exposed to saline solutions.
Cement and Concrete Research
Vitenskapelig artikkel
-
Bagheri, Mahsa;
Lindgård, Jan;
Lothenbach, B.;
Haugen, Marit Kristin;
Danner, Tobias;
Wigum, Børge Johannes.
(2023)
Changes in the cement paste due to pyrrhotite reaction during accelerated mortar bar testing .
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
Gu, Yushan;
Machner, Alisa;
Weerdt, Klaartje de;
Šajna, Aljoša;
Hanžič, Lucija;
Müller, Arnaud.
(2023)
Modeling the durability of novel cementitious materials prepared with CEM II/C-M exposed to drying and carbonation.
Construction and Building Materials
Vitenskapelig artikkel
2022
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Menéndez, Esperanza;
Silva, António Santos;
Duchesne, Josée;
Berra, Mario;
De Weerdt, Klaartje;
Fernandes, Isabel.
(2022)
RILEM TC 258-AAA Round Robin Test: Alkali release from aggregates. Critical review of the test method
AAR-8.
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
De Weerdt, Klaartje;
Hemstad, Petter;
Justnes, Harald;
Østnor, Tone Anita;
Rønning, Terje F.;
Lindgård, Jan.
(2022)
Fundamental study on ASR kinetics - effect of temperature on aggregate reactivity and pore-water composition.
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
Machner, Alisa;
Bjørndal, Marie Helene;
Justnes, Harald;
Hanžič, Lucija;
Šajna, Aljoša;
Gu, Yushan.
(2022)
Effect of leaching on the composition of hydration phases during chloride
exposure of mortar.
Cement and Concrete Research
Vitenskapelig artikkel
-
Fjendbo, Simon;
Sørensen, Henrik E.;
De Weerdt, Klaartje;
Geiker, Mette Rica.
(2022)
Å forutsi kloridinntrenging i betong i sjøvann.
Byggeindustrien
Populærvitenskapelig artikkel
-
Manquehual Mery, Cristobal Javier;
Jakobsen, Pål Drevland;
Holter, Karl Gunnar;
De Weerdt, Klaartje;
Danner, Tobias Alexander;
Bruland, Amund.
(2022)
Comparison of the condition of steel fiber-reinforced shotcrete with water-glass and alkali-free activators after more than 20 years of service in a subsea road tunnel.
Construction and Building Materials
Vitenskapelig artikkel
-
Danner, Tobias;
De Weerdt, Klaartje;
Pedersen, Bård Magne;
Lindgård, Jan.
(2022)
Investigations on the feasibility of the CWE method to verify
potential alkali release from aggregates in Norwegian field concrete.
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
Fjendbo, Simon;
Sørensen, Henrik E.;
De Weerdt, Klaartje;
Jakobsen, Ulla Hjorth;
Geiker, Mette Rica.
(2022)
Correlating the development of chloride profiles and microstructural changes in marine concrete up to ten years.
Cement & Concrete Composites
Vitenskapelig artikkel
-
Wigum, Børge Johannes;
Lindgård, Jan;
De Weerdt, Klaartje;
Pedersen, Bård Magne;
Rønning, Terje F..
(2022)
Alkali Aggregate Reactions (AAR) in concrete. The Norwegian endeavour during more than 3 decades of research.
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
Manquehual, Cristobal Javier;
Jakobsen, Pål Drevland;
Holter, Karl Gunnar;
De Weerdt, Klaartje;
Bruland, Amund.
(2022)
Investigation of leaching in steel fiber-reinforced shotcrete exposed to fresh and saline groundwater in a subsea road tunnel.
Cement and Concrete Research
Vitenskapelig artikkel
-
Gu, Yushan;
Bary, Benoît;
Machner, Alisa;
De Weerdt, Klaartje;
Bolte, Gerd;
Ben Haha, Mohsen.
(2022)
Multi-scale strategy to estimate the mechanical and diffusive properties of cementitious materials prepared with CEM II/C-M.
Cement & Concrete Composites
Vitenskapelig artikkel
-
Menéndez, Esperanza;
Silva, António Santos;
Fernandes, Isabel;
Duchesne, Josée;
Berra, Mario;
De Weerdt, Klaartje.
(2022)
RILEM TC 258-AAA Round Robin Test: Alkali release from aggregates and petrographic analysis. Critical review of the test method AAR-8.
Materiales de construcción
Vitenskapelig artikkel
-
Lindstad, Hallvard;
Lindgård, Jan;
Pedersen, Bård Magne;
Wigum, Børge Johannes;
Aasly, Kurt;
Ullnæss, Inger Lise.
(2022)
Pyrrhotite in concrete aggregate. Introduction to mechanism, damage potential and ongoing research.
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
El Bitouri, Youssef;
Azéma, Nathalie;
Le Saoût, Gwenn;
Lauten, Rolf Andreas;
Weerdt, Klaartje de.
(2022)
Effect of Plasticizer on Hydration and Rheological Behavior of Cement Pastes.
CivilEng
Vitenskapelig artikkel
-
Fjendbo, Simon;
De Weerdt, Klaartje;
Sørensen, Henrik E.;
Geiker, Mette Rica.
(2022)
When and How Should Chloride Profiles be Calibrated for Paste Fraction?.
Nordic Concrete Research
Vitenskapelig artikkel
-
Danner, Tobias;
Norden, Geir;
De Weerdt, Klaartje;
Justnes, Harald.
(2022)
Low-Grade Kaolinite Clays for Sustainable Binders – Effect of mineralogy and curing temperature on hydration products.
Faglig kapittel
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Babaahmadi, Arezou;
Machner, Alisa;
Kunther, Wolfgang;
Figueira, João;
Hemstad, Petter;
De Weerdt, Klaartje.
(2022)
Chloride binding in Portland composite cements containing metakaolin and silica fume.
Cement and Concrete Research
Vitenskapelig artikkel
2021
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Justnes, Harald;
De Weerdt, Klaartje;
Østnor, Tone Anita.
(2021)
Portland Clinker-Fly Ash Cements – Relation between Compressive Strength and Microstructure.
American Concrete Institute
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
De Weerdt, Klaartje.
(2021)
Chloride binding in concrete: recent investigations and recognised knowledge gaps: RILEM Robert L’Hermite Medal Paper 2021.
Materials and Structures
Vitenskapelig artikkel
-
Snellings, Ruben;
Machner, Alisa Lydia;
Bolte, Gerd;
Kamyab, Hadi;
Durdzinski, Pawel;
Teck, Priscilla.
(2021)
Hydration kinetics of ternary slag-limestone cements: Impact of water to binder ratio and curing temperature.
Cement and Concrete Research
Vitenskapelig artikkel
-
Hanžič, Lucija;
Robič, Sebastijan;
Machner, Alisa;
Bjørndal, Marie Helene;
De Weerdt, Klaartje;
Gu, Yushan.
(2021)
Experimental carbonation study for a durability assessment of novel cementitious materials.
Materials
Vitenskapelig artikkel
-
Machner, Alisa Lydia;
Bjørndal, Marie Helene;
Šajna, Aljoša;
Mikanovic, Nikola;
De Weerdt, Klaartje.
(2021)
Impact of leaching on chloride ingress profiles in concrete.
Materials and Structures
Vitenskapelig artikkel
-
Fjendbo, Simon;
Sørensen, Henrik E.;
De Weerdt, Klaartje;
Geiker, Mette Rica.
(2021)
The square root method for chloride ingress prediction - Applicability and limitations.
Materials and Structures
Vitenskapelig artikkel
2020
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Hemstad, Petter;
Machner, Alisa;
De Weerdt, Klaartje.
(2020)
The effect of artificial leaching with HCl on chloride binding in ordinary Portland cement paste.
Cement and Concrete Research
Vitenskapelig artikkel
-
Guéguen Minerbe, Marielle;
Feugeas, Françoise;
Lors, Christine;
Hayek, Mahmoud;
Salgues, Marie;
Habouzit, Frédéric.
(2020)
The influence of carbonation on the biocolonization of cementitious materials in the marine environment.
Matériaux & Techniques
Vitenskapelig artikkel
-
Grimstad, Gustav;
Paniagua Lopez, Ana Priscilla;
De Weerdt, Klaartje.
(2020)
På vegen mot karbonnegativ stabil grunn.
Byggeindustrien
Populærvitenskapelig artikkel
-
Hayek, Mahmoud;
Salgues, Marie;
Habouzit, Frédéric;
Bayle, Sandrine;
Souche, Jean-Claude;
De Weerdt, Klaartje.
(2020)
In vitro and in situ tests to evaluate the bacterial colonization of cementitious materials in the marine environment.
Cement & Concrete Composites
Vitenskapelig artikkel
2019
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De Weerdt, Klaartje;
Lothenbach, Barbara;
Geiker, Mette Rica.
(2019)
Comparing chloride ingress from seawater and NaCl solution in Portland cement mortar.
Cement and Concrete Research
Vitenskapelig artikkel
-
Danielsen, Svein Willy;
Hagelia, Per;
Wigum, Børge Johannes;
De Weerdt, Klaartje;
Aasly, Kurt;
Lindgård, Jan.
(2019)
Magnetkis i betongtilslag. Effekt på betongs bestandighet.
Nordic Concrete Research (463)
Rapport
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De Weerdt, Klaartje;
Geiker, Mette Rica;
Plusquellec, Gilles;
Lindgård, Jan;
Duchsne, Josee;
Fournier, Benoit.
(2019)
Strategies for Quantification of Alkali Metal Release from Aggregates in Concrete.
Rilem publications
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
De Weerdt, Klaartje;
Plusquellec, Gilles;
Belda Revert, Andres;
Geiker, Mette Rica;
Lothenbach, Barbara.
(2019)
Effect of carbonation on the pore solution of mortar.
Cement and Concrete Research
Vitenskapelig artikkel
-
Belda Revert, Andres;
Hornbostel, Karla;
De Weerdt, Klaartje;
Geiker, Mette Rica.
(2019)
Macrocell corrosion in carbonated Portland and Portland-fly ash concrete - Contribution and mechanism.
Cement and Concrete Research
Vitenskapelig artikkel
-
Justnes, Harald;
De Weerdt, Klaartje;
Østnor, Tone Anita.
(2019)
Relation between strength of cements based on different clinkers and their microstructure.
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
Machner, Alisa;
Bjørndal, Marie Helene;
De Weerdt, Klaartje.
(2019)
Ny sement for bedre miljø.
Byggeindustrien
Populærvitenskapelig artikkel
2018
-
Peng, Ya;
Pedersen, Bård;
Ng, Serina;
De Weerdt, Klaartje;
Jacobsen, Stefan.
(2018)
Filler and Water Reducer Effects on Sedimentation, Bleeding and Zeta-Potential of Cement Paste.
Nordic Concrete Research
Vitenskapelig artikkel
-
Lindgård, Jan;
Østnor, Tone Anita;
Fournier, Benoit;
Lindgård, Øyvind;
Danner, Tobias;
Plusquellec, Gilles.
(2018)
Determining alkali leaching during accelerated ASR performance testing and in field exposed cubes using cold water extraction (CWE) and µXRF.
MATEC Web of Conferences
Vitenskapelig artikkel
-
Machner, Alisa;
Hemstad, Petter;
De Weerdt, Klaartje.
(2018)
Towards the Understanding of the pH Dependency of the Chloride Binding of Portland Cement Pastes.
Nordic Concrete Research
Vitenskapelig artikkel
-
Revert, Andres Belda;
De Weerdt, Klaartje;
Hornbostel, Karla;
Geiker, Mette Rica.
(2018)
Carbonation-induced corrosion: Investigation of the corrosion onset.
Construction and Building Materials
Vitenskapelig artikkel
-
Li, Xuerun;
Snellings, Ruben;
Antoni, Mathieu;
Alderete, Natalia Mariel;
Ben Haha, Mohsen;
Bishnoi, Shashank.
(2018)
Reactivity tests for supplementary cementitious materials: RILEM TC 267-TRM phase 1.
Materials and Structures
Vitenskapelig artikkel
-
Revert, Andres Belda;
De Weerdt, Klaartje;
Hornbostel, Karla;
Geiker, Mette Rica.
(2018)
Armeringskorrosjon i miljøvennlig betong.
Byggeindustrien
Populærvitenskapelig artikkel
-
Revert, Andres Belda;
De Weerdt, Klaartje;
Hornbostel, Karla;
Geiker, Mette Rica.
(2018)
Carbonation-induced corrosion, impact of sampling technique on predicted service life.
Rilem publications
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
Plusquellec, Gilles;
Revert, Andres Belda;
Geiker, Mette Rica;
Lothenbach, Barbara;
De Weerdt, Klaartje.
(2018)
Changes in pore solution composition in mortar due to carbonation.
Rilem publications
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
Machner, Alisa;
Zajac, Maciej;
Ben Haha, Mohsen;
Kjellsen, Knut Ose;
Geiker, Mette Rica;
De Weerdt, Klaartje.
(2018)
Limitations of the hydrotalcite formation in Portland composite cement pastes containing dolomite and metakaolin.
Cement and Concrete Research
Vitenskapelig artikkel
-
Machner, Alisa;
Zajac, Maciej;
Ben Haha, Mohsen;
Kjellsen, Knut Ose;
Geiker, Mette Rica;
De Weerdt, Klaartje.
(2018)
Chloride-binding capacity of hydrotalcite in cement pastes containing dolomite and metakaolin.
Cement and Concrete Research
Vitenskapelig artikkel
-
Machner, Alisa;
Zajac, Maciej;
Ben Haha, Mohsen;
Kjellsen, Knut Ose;
Geiker, Mette Rica;
De Weerdt, Klaartje.
(2018)
Stability of the hydrate phase assemblage in Portland composite
cements containing dolomite and metakaolin after leaching,
carbonation, and chloride exposure.
Cement & Concrete Composites
Vitenskapelig artikkel
-
Colombo, Alessia;
Geiker, Mette Rica;
Justnes, Harald;
Lauten, Rolf A;
De Weerdt, Klaartje.
(2018)
The effect of calcium lignosulfonate on ettringite formation in cement paste.
Cement and Concrete Research
Vitenskapelig artikkel
-
Plusquellec, Gilles;
Geiker, Mette Rica;
Lindgård, Jan;
De Weerdt, Klaartje.
(2018)
Determining the free alkali metal content in concrete – Case study of an ASR-affected dam.
Cement and Concrete Research
Vitenskapelig artikkel
-
Belda Revert, Andres;
De Weerdt, Klaartje;
Hjorth Jakobsen, Ulla;
Geiker, Mette Rica.
(2018)
Impact of Accelerated Carbonation on Microstructure and Phase Assemblage.
Nordic Concrete Research
Vitenskapelig artikkel
2017
-
Hisdal, Jorun-Marie;
De Weerdt, Klaartje;
Strømmen, Ingvald;
Kvande, Tore.
(2017)
UROP ruler.
Byggeindustrien
Fagartikkel
-
De Weerdt, Klaartje;
Hepsøe, Per Martin;
Lindgård, Jan.
(2017)
Relative humidity measurements in concrete.
NTNU
Mastergradsoppgave
-
Revert, Andres Belda;
De Weerdt, Klaartje;
Hornbostel, Karla;
Geiker, Mette Rica.
(2017)
State-of-the-art report: Service life modelling, carbonation of concrete and corrosion in carbonated concrete.
NTNU
Rapport
-
Plusquellec, Gilles;
Geiker, Mette Rica;
Lindgård, Jan;
Duchesne, Josée;
Fournier, Benoit;
De Weerdt, Klaartje.
(2017)
Determination of the pH and the free alkali metal content in the pore solution of concrete: Review and experimental comparison.
Cement and Concrete Research
Vitenskapelig artikkel
-
Shi, Zhenguo;
Geiker, Mette Rica;
De Weerdt, Klaartje;
Østnor, Tone Anita;
Lothenbach, Barbara;
Winnefeld, Frank.
(2017)
Role of calcium on chloride binding in hydrated Portland cement–metakaolin–limestone blends.
Cement and Concrete Research
Vitenskapelig artikkel
-
Colombo, Alessia;
Geiker, Mette Rica;
Justnes, Harald;
Lauten, Rolf Andreas;
De Weerdt, Klaartje.
(2017)
On the effect of calcium lignosulfonate on the rheology and setting time of cement paste.
Cement and Concrete Research
Vitenskapelig artikkel
-
Machner, Alisa;
Zajac, Maciej;
Ben Haha, Mohsen;
Kjellsen, Knut O.;
Geiker, Mette Rica;
De Weerdt, Klaartje.
(2017)
Portland metakaolin cement containing dolomite or limestone –
Similarities and differences in phase assemblage and compressive
strength.
Construction and Building Materials
Vitenskapelig artikkel
-
Revert, Andres Belda;
Geiker, Mette Rica;
De Weerdt, Klaartje;
Hjorth Jakobsen, Ulla.
(2017)
SEM-EDS analysis of products formed under natural and accelerated carbonation of concrete with CEM I, CEM II/B-M and CEM II/B-V.
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
Danner, Tobias;
De Weerdt, Klaartje;
Geiker, Mette Rica.
(2017)
µ-XRF – CHARACTERISATION OF CHLORIDE INGRESS AND
SELF-HEALING IN CRACKED CONCRETE.
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
Revert, Andres Belda;
Hornbostel, Karla;
De Weerdt, Klaartje;
Geiker, Mette Rica.
(2017)
Determination of the polarization resistance of steel in carbonated fly-ash concrete- effect of measurement technique.
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
De Weerdt, Klaartje;
Plusquellec, Gilles;
Lindgård, Jan;
Wigum, Børge Johannes;
Kermit, Peter Holiman.
(2017)
Determining alkali content in ASR performance-tested concrete.
NTNU
Mastergradsoppgave
-
Geiker, Mette Rica;
De Weerdt, Klaartje;
Ferreiro Garzón, Sergio;
Jensen, Mads Mønster;
Johannesson, Björn;
Michel, Alexander.
(2017)
Screening of Low Clinker Binders, Compressive Strength and Chloride Ingress.
Nordic Concrete Research
Vitenskapelig artikkel
-
Machner, Alisa;
Zajac, Maciej;
Ben Haha, Mohsen;
Kjellsen, Knut Ose;
Geiker, Mette Rica;
De Weerdt, Klaartje.
(2017)
Investigation of the products of the dolomite reaction in Portland cement pastes.
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
De Weerdt, Klaartje;
Plusquellec, Gilles;
Danner, Tobias;
Geiker, Mette Rica.
(2017)
Ser betong i nytt lys med mikro-XRF.
Byggeindustrien
Populærvitenskapelig artikkel
-
Shi, Zhenguo;
Geiker, Mette Rica;
Lothenbach, Barbara;
De Weerdt, Klaartje;
Garzón, Sergio Ferreiro;
Enemark-Rasmussen, Kasper.
(2017)
Friedel's salt profiles from thermogravimetric analysis and thermodynamic modelling of Portland cement-based mortars exposed to sodium chloride solution.
Cement & Concrete Composites
Vitenskapelig artikkel
-
Colombo, Alessia;
Geiker, Mette Rica;
Justnes, Harald;
Lauten, Rolf Andreas;
De Weerdt, Klaartje.
(2017)
On the mechanisms of consumption of calcium lignosulfonate by
cement paste.
Cement and Concrete Research
Vitenskapelig artikkel
-
Plusquellec, Gilles;
De Weerdt, Klaartje.
(2017)
Cold water extraction (CWE). Procedure for the determination of the alkali content and pore solution composition.
NTNU
Rapport
-
Geiker, Mette Rica;
De Weerdt, Klaartje;
Ferreiro Garzón, Sergio;
Jensen, Mads Mønster;
Johannesson, Björn;
Michel, Alexander.
(2017)
Durability testing of low clinker blends - chloride ingress in similar strength mortar exposed to seawater.
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
Luong, Judy Yuen Wah;
Aarstad, Kari;
De Weerdt, Klaartje;
Bjøntegaard, Øyvind.
(2017)
Excavated rock materials from tunnels for sprayed concrete.
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
Machner, Alisa;
De Weerdt, Klaartje;
Geiker, Mette Rica;
Kjellsen, Knut O..
(2017)
Bedre egenskaper med
dolomitt i sement.
Byggeindustrien
Populærvitenskapelig artikkel
2016
-
Revert, Andres Belda;
De Weerdt, Klaartje;
Hornbostel, Karla;
Geiker, Mette Rica.
(2016)
Carbonation Characterization of Mortar with Portland Cement and Fly Ash, Comparison of Techniques.
Nordic Concrete Research
Vitenskapelig artikkel
-
Plusquellec, Gilles;
De Weerdt, Klaartje.
(2016)
Alkalireaksjoner i betong - rollen til alkalier.
Byggeindustrien
Populærvitenskapelig artikkel
-
Plusquellec, Gilles;
Geiker, Mette Rica;
Duchesne, Josée;
Lindgård, Jan;
De Weerdt, Klaartje.
(2016)
Review of methods to determine the pH and the free alkali content of the pore solution in concrete.
The International Conference on Alkali-Aggregate Reaction (ICAAR)
Vitenskapelig artikkel
-
De Weerdt, Klaartje;
Bernhardt, Markus;
Geiker, Mette Rica;
Skjølsvold, Ola;
Kjellsen, Knut Ose.
(2016)
Influence of cast and cut surface on chloride ingress resistance of concrete in marine splash zone.
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
Shi, Zhenguo;
Geiker, Mette Rica;
De Weerdt, Klaartje;
Lothenbach, Barbara;
Kaufmann, J.;
Garzon, Sergio Ferreiro.
(2016)
Chloride resistance of Portland cement – calcined clay – limestone mortars.
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
Revert, Andres Belda;
De Weerdt, Klaartje;
Hornbostel, Karla;
Geiker, Mette Rica.
(2016)
Investigation of the effect of partial replacement of Portland Cement by Fly Ash on carbonation using TGA and SEM-EDS.
Rilem publications
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
Vurucu, Havvagul;
De Weerdt, Klaartje;
Plusquellec, Gilles.
(2016)
Alkali-silica reaction in concrete dams:
Alkali leaching in the Votna dam.
Norges teknisk-naturvitenskapelige universitet
Norges teknisk-naturvitenskapelige universitet
Mastergradsoppgave
-
Colombo, Alessia;
Geiker, Mette Rica;
De Weerdt, Klaartje.
(2016)
Plastifiserende stoffer til betong på nanonivå.
Byggeindustrien
Populærvitenskapelig artikkel
-
Shi, Z;
Geiker, Mette Rica;
De Weerdt, Klaartje;
Østnor, Tone Anita;
Lothenback, B.;
Winnefeld, F..
(2016)
Impact of cations on chloride binding in hydrated portland cement – metakaolin – limestone blends.
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
De Weerdt, Klaartje;
Geiker, Mette Rica.
(2016)
Workshop on Moisture in Concrete, Trondheim, Norway 6–7 February 2012. Measurement of moisture and relative humidity in concrete. FA 3 Technical performance.
FA 3.2 Service life.
SINTEF akademisk forlag
COIN Projet report (81)
Rapport
-
Jakobsen, Ulla Hjorth;
De Weerdt, Klaartje;
Geiker, Mette Rica.
(2016)
Elemental zonation in marine concrete.
Cement and Concrete Research
Vitenskapelig artikkel
-
Revert, Andres Belda;
De Weerdt, Klaartje;
Hornbostel, Karla;
Geiker, Mette Rica.
(2016)
Karbonatisering av miljøvennlig betong.
Byggeindustrien
Populærvitenskapelig artikkel
-
De Weerdt, Klaartje;
Orsakova, Denisa;
Muller, Arnaud CA;
Larsen, Claus K;
Pedersen, Bård;
Geiker, Mette Rica.
(2016)
Towards the understanding of chloride profiles in marine exposed concrete, impact of leaching and moisture content.
Construction and Building Materials
Vitenskapelig artikkel
-
Weerdt, Klaartje de;
Bernhardt, Markus;
Geiker, Mette Rica;
Skjølsvold, Ola;
Kjellsen, Knut Ose.
(2016)
Influence of cast and cut concrete surfaces on chloride ingress resistance of concrete in marine splash zone.
Sustainable Construction Materials and Technologies
Vitenskapelig artikkel
2015
-
De Weerdt, Klaartje;
Østnor, Tone Anita;
Justnes, Harald.
(2015)
Microstructure of clinker – fly ash interactions.
COIN Projet report (69)
Rapport
-
Revert, Andres Belda;
De Weerdt, Klaartje;
Geiker, Mette Rica.
(2015)
Carbonation front characterization: pH colour indicators.
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
Machner, Alisa;
Bussetti, Lucie;
Geiker, Mette Rica;
De Weerdt, Klaartje.
(2015)
Critical investigation of TGA sample preparation for composite cements.
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
De Weerdt, Klaartje;
Geiker, Mette Rica.
(2015)
Hvor er kloridene i betong?.
Anleggsmagasinet
Populærvitenskapelig artikkel
-
Shi, Zhenguo;
Geiker, Mette Rica;
De Weerdt, Klaartje;
Lothenbach, Barbara;
Kaufmann, Josef;
Kunther, Wolfgang.
(2015)
Durability of portland cement blends including calcined clay and limestone: Interactions with sulfate, chloride and carbonate ions.
RILEM Bookseries
Vitenskapelig artikkel
-
Hammer, Tor Arne;
Kjellmark, Gunrid;
Smeplass, Sverre;
De Weerdt, Klaartje.
(2015)
Practical methods to assess segregation risk of SCC on site. FA: Competitive constructions. SP 2.1 Robust and highly flowable concrete with controlled surface quality.
COIN Projet report (59)
Rapport
-
De Weerdt, Klaartje;
Geiker, Mette Rica;
Orsakova, Denisa.
(2015)
Investigation of concrete from Solsvik field station - 4 concrete cores investigated after 16 years of submerged exposure.
Statens vegvesens rapporter (353)
Rapport
-
De Weerdt, Klaartje;
Colombo, Alessia;
Coppola, L.;
Justnes, Harald;
Geiker, Mette Rica.
(2015)
Impact of the associated cation on chloride binding of Portland cement paste.
Cement and Concrete Research
Vitenskapelig artikkel
-
De Weerdt, Klaartje;
Justnes, Harald.
(2015)
The effect of sea water on the phase assemblage of hydrated cement paste.
Cement & Concrete Composites
Vitenskapelig artikkel
-
De Weerdt, Klaartje;
Justnes, Harald;
Jakobsen, Ulla Hjorth;
Geiker, Mette Rica.
(2015)
M-S-H formation in marine exposed concrete.
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
Colombo, Alessia;
De Weerdt, Klaartje;
Geiker, Mette Rica;
Justnes, Harald.
(2015)
Effect of fly ash on the consumption of lignosulfonate by cement paste.
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
Lothenbach, Barbara;
Durdzinski, Pawel;
De Weerdt, Klaartje.
(2015)
Thermogravimetric Analysis.
CRC Press
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
Jensen, MM;
De Weerdt, Klaartje;
Johannesson, B;
Geiker, Mette Rica.
(2015)
Use of a multi-species reactive transport model to simulate chloride ingress in mortar exposed to NaCl solution or sea-water.
Computational Materials Science
Vitenskapelig artikkel
2014
-
De Weerdt, Klaartje;
Justnes, Harald.
(2014)
The Effect of Excessive Sea Water on the Phase Assemblage of Hydrated Cement Paste.
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
Peng, Ya;
De Weerdt, Klaartje;
Pedersen, Bård;
Jacobsen, Stefan.
(2014)
Measuring sedimentation and bleeding of fresh paste with hydrostatic pressure.
Nordic Concrete Research
Vitenskapelig artikkel
-
De Weerdt, Klaartje;
Orsáková, D.;
Geiker, Mette Rica.
(2014)
The impact of sulphate and magnesium on chloride binding in Portland cement paste.
Cement and Concrete Research
Vitenskapelig artikkel
-
Colombo, Alessia;
Danner, Tobias ;
De Weerdt, Klaartje;
Geiker, Mette Rica;
Justnes, Harald.
(2014)
Impact of mixing on early hydration of cement paste with lignosulphonate.
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
Peng, Ya;
De Weerdt, Klaartje;
Pedersen, Bård;
Jacobsen, Stefan.
(2014)
Hydrostatic pressure to measure sedimentation and bleeding.
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
Aarstad, Kari;
Østnor, Tone Anita;
Kaspersen, Kristin;
De Weerdt, Klaartje.
(2014)
Snakker ikke nok om utseendet (betongoverflater).
SINTEF akademisk forlag
Populærvitenskapelig kapittel/artikkel
-
De Weerdt, Klaartje;
Hammer, Tor Arne.
(2014)
Betong som ikke skiller seg.
SINTEF akademisk forlag
Populærvitenskapelig kapittel/artikkel
-
Østnor, Tone Anita;
Aarstad, Kari;
Kaspersen, Kristin;
De Weerdt, Klaartje.
(2014)
Brukermanual for BetongGUI – analyse og karakterisering av porer på betongoverflaten.
SINTEF akademisk forlag
COIN Projet report (51)
Rapport
-
Geiker, Mette Rica;
De Weerdt, Klaartje;
Hornbostel, Karla;
Kioumarsi, Mohammad Mahdi;
Hendriks, Max ;
Larsen, Claus K.
(2014)
Prediction of reinforcement corrosion in concrete structures.
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
De Weerdt, Klaartje;
Ytterdal, Silje Gystad;
Geiker, Mette Rica.
(2014)
On the impact of phase changes on chloride profiles in concrete.
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
De Weerdt, Klaartje;
Justnes, Harald;
Geiker, Mette Rica.
(2014)
Changes in the phase assemblage of concrete exposed to sea water.
Cement & Concrete Composites
Vitenskapelig artikkel
-
Peng, Ya;
Jacobsen, Stefan;
De Weerdt, Klaartje;
Pedersen, Bård.
(2014)
Model and test methods for stability of fresh cement paste.
Advances in Civil Engineering Materials
Vitenskapelig artikkel
2013
-
Martius-Hammer, Tor Arne;
Smeplass, Sverre;
De Weerdt, Klaartje;
Peng, Ya.
(2013)
Stability of SCC – robustness for changes in water content and sand grading. FA 2 Competitive constructions. SP 2.1 Robust highly flowable concrete.
COIN Projet report (47)
Rapport
-
De Weerdt, Klaartje;
Østnor, Tone Anita;
Justnes, Harald.
(2013)
Fly ash – Limestone Synergy in Ternary Cements.
FA 1 Environmentally friendly concrete.
SP 1.1 Low carbon-footprint binder systems.
COIN Projet report (46)
Rapport
-
Geiker, Mette Rica;
De Weerdt, Klaartje;
Hornbostel, Karla;
Kioumarsi, Mohammad Mahdi;
Max, Hendriks.
(2013)
Levetid av armerte betongkonstruksjoner.
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
De Weerdt, Klaartje;
Colombo, Alessia;
Geiker, Mette Rica.
(2013)
Impact of the associated cation on chloride binding in Portland cement paste.
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
Justnes, Harald;
De Weerdt, Klaartje;
Geiker, Mette Rica.
(2013)
CHLORIDE BINDINGS IN CONCRETE EXPOSED TO SEA WATER AND SALT SOLUTIONS.
Rilem publications
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
De Weerdt, Klaartje;
Østnor, Tone Anita;
Justnes, Harald;
Ben Haha, Mohsen;
Kjellsen, Knut Ose.
(2013)
Fly-ash limestone synergy in triple cement.
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
Wirthova, Michaela;
De Weerdt, Klaartje;
Jacobsen, Stefan.
(2013)
Static yield stress measurements on SCC, mortar and matrix.
NTNU, Dept of Structural Engineering
Rapport
-
De Weerdt, Klaartje;
Geiker, Mette Rica;
Justnes, Harald.
(2013)
10 year old concrete wall in tidal zone examined by SEM-EDS.
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
2012
-
De Weerdt, Klaartje;
Ben Haha, M.;
Le Saout, G.;
Kjellsen, Knut O.;
Justnes, Harald;
Lothenbach, B..
(2012)
The effect of temperature on the hydration of composite cements containing limestone powder and fly ash.
Materials and Structures
Vitenskapelig artikkel
-
Peng, Ya;
Jacobsen, Stefan;
De Weerdt, Klaartje;
Pedersen, Bård;
Marstrander, Britt Blom.
(2012)
Overview of Rheological Parameters Affecting Stability of SCC.
American Concrete Institute
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
De Weerdt, Klaartje;
Geiker, Mette Rica.
(2012)
Modelling the reaction of fly ash and slag in blended cements.
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
De Weerdt, Klaartje;
Geiker, Mette Rica.
(2012)
Changes in the phase assemblage of concrete exposed to seawater - case study.
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
De Weerdt, Klaartje.
(2012)
50 prosent mindre CO2-utslipp med lavkarbonsement.
Murmesteren
Intervju tidsskrift
-
De Weerdt, Klaartje;
Eide, Mari Bøhnsdalen;
Smeplass, Sverre;
Wirthova, Micheala.
(2012)
The effect of stabilization with either filler or chemical stabilizer on the surface quality of concrete elements : FA 2 Competitive constructions : SP 2.1 Robust highly flowable concrete.
COIN Projet report (39)
Rapport
-
De Weerdt, Klaartje;
Geiker, Mette Rica.
(2012)
On the application of thermodynamic modelling for the prediction of the hydrate assemblage formed by blended cements.
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
Kaspersen, Kristin;
Østnor, Tone Anita;
Eide, Mari Bøhnsdalen;
De Weerdt, Klaartje.
(2012)
Characterisation of concrete surfaces in Askimporten tunnel: COIN project report 45 - 2012.
COIN Projet report (45)
Rapport
-
Cepuritis, Rolands;
Jacobsen, Stefan;
Pedersen, Bård;
Vikan, Hedda Vestøl;
De Weerdt, Klaartje.
(2012)
Rheology of matrix and SCC with different mineral fillers and admixtures : FA 2 Competitive constructions : SP 2.1 High quality manufactured sand for concrete.
COIN Projet report (41)
Rapport
2011
-
De Weerdt, Klaartje.
(2011)
Blended Cement with Reduced CO2 Emission - Utilizing the Fly Ash - Limestone Synergy.
Tapir Akademisk Forlag
Tapir Akademisk Forlag
Doktorgradsavhandling
-
De Weerdt, Klaartje;
Kjellsen, Knut O.;
Sellevold, Erik Johan;
Justnes, Harald.
(2011)
Synergy between fly ash and limestone powder in ternary cements.
Cement & Concrete Composites
Vitenskapelig artikkel
-
De Weerdt, Klaartje;
Ben Haha, M.;
Le Saout, G.;
Kjellsen, Knut O.;
Justnes, Harald;
Lothenbach, B..
(2011)
Hydration mechanisms of ternary Portland cement containing limestone powder and fly ash.
Cement and Concrete Research
Vitenskapelig artikkel
-
Justnes, Harald;
Østnor, Tone Anita;
De Weerdt, Klaartje;
Vikan, Hedda Vestøl.
(2011)
Calcined marl and clay as mineral addition for more sustainable concrete structures.
CI-Premier Pte Ltd
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
Vikan, Hedda Vestøl;
De Weerdt, Klaartje;
Smeplass, Sverre.
(2011)
Rheological properties of self-consolidating concrete stabilized with fillers or admixtures.
Rilem publications
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
Vikan, Hedda Vestøl;
De Weerdt, Klaartje.
(2011)
Rheological properties of self-consolidating concrete stabilized with fillers or admixtures.
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
De Weerdt, Klaartje;
Justnes, Harald;
Lothenbach, Barbara;
Ben Haha, Mohsen.
(2011)
The effect of limestone powder additions on strength and microstructure of fly ash blended cements.
Consejo Superior de Investigaciones Científicas (CSIC)
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
Østnor, Tone Anita;
De Weerdt, Klaartje;
Justnes, Harald;
Bjøntegaard, Øyvind.
(2011)
Reactivity and microstructure of ternary cement pastes.
Consejo Superior de Investigaciones Científicas (CSIC)
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
De Weerdt, Klaartje;
Sellevold, Erik Johan;
Kjellsen, Knut O.;
Justnes, Harald.
(2011)
Fly ash-limestone ternary cements: effect of component fineness.
Advances in Cement Research
Vitenskapelig artikkel
-
Cepuritis, Rolands;
Jacobsen, Stefan;
Pedersen, Bård;
Vikan, Hedda;
Rudberg, Espen André;
De Weerdt, Klaartje.
(2011)
Rheology of matrix with different crushed mineral fillers and admixtures.
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
De Weerdt, Klaartje;
Justnes, Harald;
Kjellsen, Knut O..
(2011)
Synergetic effect between fly ash and limestone powder in Portland composite cement.
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
De Weerdt, Klaartje;
Vikan, Hedda Vestøl.
(2011)
Rheological properties of stabilized SCC – using fillers, admixtures or a combination : FA 2 Competitive constructions SP 2.1 Robust highly flowable concrete.
COIN Projet report (38)
Rapport
-
De Weerdt, Klaartje.
(2011)
Nordic Concrete rheology workshop : – Trondheim, Norway 3–4 October 2011 : FA 2 Competitive constructions : SP 2.1 Robust highly flowable concrete and SP 2.3 High quality manufactured sand for concrete / Klaartje De Weerdt (editor).
COIN Projet report (35)
Rapport
-
De Weerdt, Klaartje.
(2011)
Geopolymers – State of the art : FA 1 Environmentally friendly concrete : SP 1.1 Low carbon-footprint binder systems.
COIN Projet report (37)
Rapport
2010
-
De Weerdt, Klaartje;
Justnes, Harald;
Kjellsen, Knut O.;
Sellevold, Erik Johan.
(2010)
Fly ash-limestone ternary composite cements: synergetic effect at 28 days.
Nordic Concrete Research
Vitenskapelig artikkel
-
Ben Haha, M.;
De Weerdt, Klaartje;
Lothenbach, Barbara.
(2010)
Quanfification of the degree of reaction of fly ash.
Cement and Concrete Research
Vitenskapelig artikkel
-
Vikan, Hedda Vestøl;
De Weerdt, Klaartje.
(2010)
Stability of SCC - chemical stabilisers versus filler : FA 2.1 Robust highly flowable concrete, SP 2.1.4 Workability.
COIN Projet report (25)
Rapport
2008
-
De Weerdt, Klaartje;
Justnes, Harald.
(2008)
The reactivity of Fly Ash and Limestone in Cementitious Systems.
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
De Weerdt, Klaartje;
Justnes, Harald.
(2008)
Comparing Intergrinding and Separate Grinding of Blended Cements.
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
De Weerdt, Klaartje;
Justnes, Harald.
(2008)
Microstructure of Binder from the Pozzolanic Reaction between Lime and Siliceous Fly Ash, and the effect of Limestone Addition.
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
2007
-
De Weerdt, Klaartje.
(2007)
Ternary Blended Cements with Fly Ash and Limestone. Part I: Activation of Fly Ash. State of the art.
SINTEF Rapport (SBF BK A07023)
Rapport
Tidsskriftspublikasjoner
-
Hemstad, Petter;
Lothenbach, Barbara;
Weerdt, Klaartje de.
(2024)
Distribution of sulphate and aluminium in hydrated cement pastes.
Cement and Concrete Research
Vitenskapelig artikkel
-
Hemstad, Petter;
Lothenbach, Barbara;
Kjellsen, Knut Ose;
Weerdt, Klaartje de.
(2024)
The effect of varying cement replacement level on alkali metal distribution in cement pastes.
Cement & Concrete Composites
Vitenskapelig artikkel
-
Bary, Benoît;
Machner, Alisa;
Weerdt, Klaartje de.
(2024)
Simulation of chloride diffusion tests in cement paste and mortar made with CEM II and CEM VI cements.
Cement and Concrete Research
Vitenskapelig artikkel
-
Rønning, T.F.;
Lindgård, Jan;
Bagheri, Mahsa;
Wigum, Børge Johannes;
Danner, Tobias;
Weerdt, Klaartje de.
(2024)
Alkalis Released from Aggregates – Significance for Concrete Performance Testing.
RILEM Bookseries
Vitenskapelig artikkel
-
Zuschlag, Pamela;
Machner, Alisa Lydia;
Hemstad, Petter;
Kjellsen, Knut Ose;
Zajac, Maciej;
Ben Haha, Mohsen.
(2024)
Hydration of Composite Cements Containing Novel SCMs.
Nordic Concrete Research
Vitenskapelig artikkel
-
Weerdt, Klaartje de;
Wilson, William;
Machner, Alisa;
Georget, Fabien.
(2023)
Chloride profiles – What do they tell us and how should they be used?.
Cement and Concrete Research
Vitenskapelig artikkel
-
Hemstad, Petter;
Zuschlag, Pamela;
Kjellemyr, Petter;
Lindgård, Jan;
Kjellsen, Knut O.;
Rønning, Terje.
(2023)
Alkali metal distribution in composite cement pastes and its relation to accelerated ASR tests.
Cement and Concrete Research
Vitenskapelig artikkel
-
Weerdt, Klaartje de;
Bernard, Ellina;
Kunther, Wolfgang;
Pedersen, Malene Thostrup;
Lothenbach, Barbara.
(2023)
Phase changes in cementitious materials exposed to saline solutions.
Cement and Concrete Research
Vitenskapelig artikkel
-
Gu, Yushan;
Machner, Alisa;
Weerdt, Klaartje de;
Šajna, Aljoša;
Hanžič, Lucija;
Müller, Arnaud.
(2023)
Modeling the durability of novel cementitious materials prepared with CEM II/C-M exposed to drying and carbonation.
Construction and Building Materials
Vitenskapelig artikkel
-
Machner, Alisa;
Bjørndal, Marie Helene;
Justnes, Harald;
Hanžič, Lucija;
Šajna, Aljoša;
Gu, Yushan.
(2022)
Effect of leaching on the composition of hydration phases during chloride
exposure of mortar.
Cement and Concrete Research
Vitenskapelig artikkel
-
Fjendbo, Simon;
Sørensen, Henrik E.;
De Weerdt, Klaartje;
Geiker, Mette Rica.
(2022)
Å forutsi kloridinntrenging i betong i sjøvann.
Byggeindustrien
Populærvitenskapelig artikkel
-
Manquehual Mery, Cristobal Javier;
Jakobsen, Pål Drevland;
Holter, Karl Gunnar;
De Weerdt, Klaartje;
Danner, Tobias Alexander;
Bruland, Amund.
(2022)
Comparison of the condition of steel fiber-reinforced shotcrete with water-glass and alkali-free activators after more than 20 years of service in a subsea road tunnel.
Construction and Building Materials
Vitenskapelig artikkel
-
Fjendbo, Simon;
Sørensen, Henrik E.;
De Weerdt, Klaartje;
Jakobsen, Ulla Hjorth;
Geiker, Mette Rica.
(2022)
Correlating the development of chloride profiles and microstructural changes in marine concrete up to ten years.
Cement & Concrete Composites
Vitenskapelig artikkel
-
Manquehual, Cristobal Javier;
Jakobsen, Pål Drevland;
Holter, Karl Gunnar;
De Weerdt, Klaartje;
Bruland, Amund.
(2022)
Investigation of leaching in steel fiber-reinforced shotcrete exposed to fresh and saline groundwater in a subsea road tunnel.
Cement and Concrete Research
Vitenskapelig artikkel
-
Gu, Yushan;
Bary, Benoît;
Machner, Alisa;
De Weerdt, Klaartje;
Bolte, Gerd;
Ben Haha, Mohsen.
(2022)
Multi-scale strategy to estimate the mechanical and diffusive properties of cementitious materials prepared with CEM II/C-M.
Cement & Concrete Composites
Vitenskapelig artikkel
-
Menéndez, Esperanza;
Silva, António Santos;
Fernandes, Isabel;
Duchesne, Josée;
Berra, Mario;
De Weerdt, Klaartje.
(2022)
RILEM TC 258-AAA Round Robin Test: Alkali release from aggregates and petrographic analysis. Critical review of the test method AAR-8.
Materiales de construcción
Vitenskapelig artikkel
-
El Bitouri, Youssef;
Azéma, Nathalie;
Le Saoût, Gwenn;
Lauten, Rolf Andreas;
Weerdt, Klaartje de.
(2022)
Effect of Plasticizer on Hydration and Rheological Behavior of Cement Pastes.
CivilEng
Vitenskapelig artikkel
-
Fjendbo, Simon;
De Weerdt, Klaartje;
Sørensen, Henrik E.;
Geiker, Mette Rica.
(2022)
When and How Should Chloride Profiles be Calibrated for Paste Fraction?.
Nordic Concrete Research
Vitenskapelig artikkel
-
Babaahmadi, Arezou;
Machner, Alisa;
Kunther, Wolfgang;
Figueira, João;
Hemstad, Petter;
De Weerdt, Klaartje.
(2022)
Chloride binding in Portland composite cements containing metakaolin and silica fume.
Cement and Concrete Research
Vitenskapelig artikkel
-
De Weerdt, Klaartje.
(2021)
Chloride binding in concrete: recent investigations and recognised knowledge gaps: RILEM Robert L’Hermite Medal Paper 2021.
Materials and Structures
Vitenskapelig artikkel
-
Snellings, Ruben;
Machner, Alisa Lydia;
Bolte, Gerd;
Kamyab, Hadi;
Durdzinski, Pawel;
Teck, Priscilla.
(2021)
Hydration kinetics of ternary slag-limestone cements: Impact of water to binder ratio and curing temperature.
Cement and Concrete Research
Vitenskapelig artikkel
-
Hanžič, Lucija;
Robič, Sebastijan;
Machner, Alisa;
Bjørndal, Marie Helene;
De Weerdt, Klaartje;
Gu, Yushan.
(2021)
Experimental carbonation study for a durability assessment of novel cementitious materials.
Materials
Vitenskapelig artikkel
-
Machner, Alisa Lydia;
Bjørndal, Marie Helene;
Šajna, Aljoša;
Mikanovic, Nikola;
De Weerdt, Klaartje.
(2021)
Impact of leaching on chloride ingress profiles in concrete.
Materials and Structures
Vitenskapelig artikkel
-
Fjendbo, Simon;
Sørensen, Henrik E.;
De Weerdt, Klaartje;
Geiker, Mette Rica.
(2021)
The square root method for chloride ingress prediction - Applicability and limitations.
Materials and Structures
Vitenskapelig artikkel
-
Hemstad, Petter;
Machner, Alisa;
De Weerdt, Klaartje.
(2020)
The effect of artificial leaching with HCl on chloride binding in ordinary Portland cement paste.
Cement and Concrete Research
Vitenskapelig artikkel
-
Guéguen Minerbe, Marielle;
Feugeas, Françoise;
Lors, Christine;
Hayek, Mahmoud;
Salgues, Marie;
Habouzit, Frédéric.
(2020)
The influence of carbonation on the biocolonization of cementitious materials in the marine environment.
Matériaux & Techniques
Vitenskapelig artikkel
-
Grimstad, Gustav;
Paniagua Lopez, Ana Priscilla;
De Weerdt, Klaartje.
(2020)
På vegen mot karbonnegativ stabil grunn.
Byggeindustrien
Populærvitenskapelig artikkel
-
Hayek, Mahmoud;
Salgues, Marie;
Habouzit, Frédéric;
Bayle, Sandrine;
Souche, Jean-Claude;
De Weerdt, Klaartje.
(2020)
In vitro and in situ tests to evaluate the bacterial colonization of cementitious materials in the marine environment.
Cement & Concrete Composites
Vitenskapelig artikkel
-
De Weerdt, Klaartje;
Lothenbach, Barbara;
Geiker, Mette Rica.
(2019)
Comparing chloride ingress from seawater and NaCl solution in Portland cement mortar.
Cement and Concrete Research
Vitenskapelig artikkel
-
De Weerdt, Klaartje;
Plusquellec, Gilles;
Belda Revert, Andres;
Geiker, Mette Rica;
Lothenbach, Barbara.
(2019)
Effect of carbonation on the pore solution of mortar.
Cement and Concrete Research
Vitenskapelig artikkel
-
Belda Revert, Andres;
Hornbostel, Karla;
De Weerdt, Klaartje;
Geiker, Mette Rica.
(2019)
Macrocell corrosion in carbonated Portland and Portland-fly ash concrete - Contribution and mechanism.
Cement and Concrete Research
Vitenskapelig artikkel
-
Machner, Alisa;
Bjørndal, Marie Helene;
De Weerdt, Klaartje.
(2019)
Ny sement for bedre miljø.
Byggeindustrien
Populærvitenskapelig artikkel
-
Peng, Ya;
Pedersen, Bård;
Ng, Serina;
De Weerdt, Klaartje;
Jacobsen, Stefan.
(2018)
Filler and Water Reducer Effects on Sedimentation, Bleeding and Zeta-Potential of Cement Paste.
Nordic Concrete Research
Vitenskapelig artikkel
-
Lindgård, Jan;
Østnor, Tone Anita;
Fournier, Benoit;
Lindgård, Øyvind;
Danner, Tobias;
Plusquellec, Gilles.
(2018)
Determining alkali leaching during accelerated ASR performance testing and in field exposed cubes using cold water extraction (CWE) and µXRF.
MATEC Web of Conferences
Vitenskapelig artikkel
-
Machner, Alisa;
Hemstad, Petter;
De Weerdt, Klaartje.
(2018)
Towards the Understanding of the pH Dependency of the Chloride Binding of Portland Cement Pastes.
Nordic Concrete Research
Vitenskapelig artikkel
-
Revert, Andres Belda;
De Weerdt, Klaartje;
Hornbostel, Karla;
Geiker, Mette Rica.
(2018)
Carbonation-induced corrosion: Investigation of the corrosion onset.
Construction and Building Materials
Vitenskapelig artikkel
-
Li, Xuerun;
Snellings, Ruben;
Antoni, Mathieu;
Alderete, Natalia Mariel;
Ben Haha, Mohsen;
Bishnoi, Shashank.
(2018)
Reactivity tests for supplementary cementitious materials: RILEM TC 267-TRM phase 1.
Materials and Structures
Vitenskapelig artikkel
-
Revert, Andres Belda;
De Weerdt, Klaartje;
Hornbostel, Karla;
Geiker, Mette Rica.
(2018)
Armeringskorrosjon i miljøvennlig betong.
Byggeindustrien
Populærvitenskapelig artikkel
-
Machner, Alisa;
Zajac, Maciej;
Ben Haha, Mohsen;
Kjellsen, Knut Ose;
Geiker, Mette Rica;
De Weerdt, Klaartje.
(2018)
Limitations of the hydrotalcite formation in Portland composite cement pastes containing dolomite and metakaolin.
Cement and Concrete Research
Vitenskapelig artikkel
-
Machner, Alisa;
Zajac, Maciej;
Ben Haha, Mohsen;
Kjellsen, Knut Ose;
Geiker, Mette Rica;
De Weerdt, Klaartje.
(2018)
Chloride-binding capacity of hydrotalcite in cement pastes containing dolomite and metakaolin.
Cement and Concrete Research
Vitenskapelig artikkel
-
Machner, Alisa;
Zajac, Maciej;
Ben Haha, Mohsen;
Kjellsen, Knut Ose;
Geiker, Mette Rica;
De Weerdt, Klaartje.
(2018)
Stability of the hydrate phase assemblage in Portland composite
cements containing dolomite and metakaolin after leaching,
carbonation, and chloride exposure.
Cement & Concrete Composites
Vitenskapelig artikkel
-
Colombo, Alessia;
Geiker, Mette Rica;
Justnes, Harald;
Lauten, Rolf A;
De Weerdt, Klaartje.
(2018)
The effect of calcium lignosulfonate on ettringite formation in cement paste.
Cement and Concrete Research
Vitenskapelig artikkel
-
Plusquellec, Gilles;
Geiker, Mette Rica;
Lindgård, Jan;
De Weerdt, Klaartje.
(2018)
Determining the free alkali metal content in concrete – Case study of an ASR-affected dam.
Cement and Concrete Research
Vitenskapelig artikkel
-
Belda Revert, Andres;
De Weerdt, Klaartje;
Hjorth Jakobsen, Ulla;
Geiker, Mette Rica.
(2018)
Impact of Accelerated Carbonation on Microstructure and Phase Assemblage.
Nordic Concrete Research
Vitenskapelig artikkel
-
Hisdal, Jorun-Marie;
De Weerdt, Klaartje;
Strømmen, Ingvald;
Kvande, Tore.
(2017)
UROP ruler.
Byggeindustrien
Fagartikkel
-
Plusquellec, Gilles;
Geiker, Mette Rica;
Lindgård, Jan;
Duchesne, Josée;
Fournier, Benoit;
De Weerdt, Klaartje.
(2017)
Determination of the pH and the free alkali metal content in the pore solution of concrete: Review and experimental comparison.
Cement and Concrete Research
Vitenskapelig artikkel
-
Shi, Zhenguo;
Geiker, Mette Rica;
De Weerdt, Klaartje;
Østnor, Tone Anita;
Lothenbach, Barbara;
Winnefeld, Frank.
(2017)
Role of calcium on chloride binding in hydrated Portland cement–metakaolin–limestone blends.
Cement and Concrete Research
Vitenskapelig artikkel
-
Colombo, Alessia;
Geiker, Mette Rica;
Justnes, Harald;
Lauten, Rolf Andreas;
De Weerdt, Klaartje.
(2017)
On the effect of calcium lignosulfonate on the rheology and setting time of cement paste.
Cement and Concrete Research
Vitenskapelig artikkel
-
Machner, Alisa;
Zajac, Maciej;
Ben Haha, Mohsen;
Kjellsen, Knut O.;
Geiker, Mette Rica;
De Weerdt, Klaartje.
(2017)
Portland metakaolin cement containing dolomite or limestone –
Similarities and differences in phase assemblage and compressive
strength.
Construction and Building Materials
Vitenskapelig artikkel
-
Geiker, Mette Rica;
De Weerdt, Klaartje;
Ferreiro Garzón, Sergio;
Jensen, Mads Mønster;
Johannesson, Björn;
Michel, Alexander.
(2017)
Screening of Low Clinker Binders, Compressive Strength and Chloride Ingress.
Nordic Concrete Research
Vitenskapelig artikkel
-
De Weerdt, Klaartje;
Plusquellec, Gilles;
Danner, Tobias;
Geiker, Mette Rica.
(2017)
Ser betong i nytt lys med mikro-XRF.
Byggeindustrien
Populærvitenskapelig artikkel
-
Shi, Zhenguo;
Geiker, Mette Rica;
Lothenbach, Barbara;
De Weerdt, Klaartje;
Garzón, Sergio Ferreiro;
Enemark-Rasmussen, Kasper.
(2017)
Friedel's salt profiles from thermogravimetric analysis and thermodynamic modelling of Portland cement-based mortars exposed to sodium chloride solution.
Cement & Concrete Composites
Vitenskapelig artikkel
-
Colombo, Alessia;
Geiker, Mette Rica;
Justnes, Harald;
Lauten, Rolf Andreas;
De Weerdt, Klaartje.
(2017)
On the mechanisms of consumption of calcium lignosulfonate by
cement paste.
Cement and Concrete Research
Vitenskapelig artikkel
-
Machner, Alisa;
De Weerdt, Klaartje;
Geiker, Mette Rica;
Kjellsen, Knut O..
(2017)
Bedre egenskaper med
dolomitt i sement.
Byggeindustrien
Populærvitenskapelig artikkel
-
Revert, Andres Belda;
De Weerdt, Klaartje;
Hornbostel, Karla;
Geiker, Mette Rica.
(2016)
Carbonation Characterization of Mortar with Portland Cement and Fly Ash, Comparison of Techniques.
Nordic Concrete Research
Vitenskapelig artikkel
-
Plusquellec, Gilles;
De Weerdt, Klaartje.
(2016)
Alkalireaksjoner i betong - rollen til alkalier.
Byggeindustrien
Populærvitenskapelig artikkel
-
Plusquellec, Gilles;
Geiker, Mette Rica;
Duchesne, Josée;
Lindgård, Jan;
De Weerdt, Klaartje.
(2016)
Review of methods to determine the pH and the free alkali content of the pore solution in concrete.
The International Conference on Alkali-Aggregate Reaction (ICAAR)
Vitenskapelig artikkel
-
Colombo, Alessia;
Geiker, Mette Rica;
De Weerdt, Klaartje.
(2016)
Plastifiserende stoffer til betong på nanonivå.
Byggeindustrien
Populærvitenskapelig artikkel
-
Jakobsen, Ulla Hjorth;
De Weerdt, Klaartje;
Geiker, Mette Rica.
(2016)
Elemental zonation in marine concrete.
Cement and Concrete Research
Vitenskapelig artikkel
-
Revert, Andres Belda;
De Weerdt, Klaartje;
Hornbostel, Karla;
Geiker, Mette Rica.
(2016)
Karbonatisering av miljøvennlig betong.
Byggeindustrien
Populærvitenskapelig artikkel
-
De Weerdt, Klaartje;
Orsakova, Denisa;
Muller, Arnaud CA;
Larsen, Claus K;
Pedersen, Bård;
Geiker, Mette Rica.
(2016)
Towards the understanding of chloride profiles in marine exposed concrete, impact of leaching and moisture content.
Construction and Building Materials
Vitenskapelig artikkel
-
Weerdt, Klaartje de;
Bernhardt, Markus;
Geiker, Mette Rica;
Skjølsvold, Ola;
Kjellsen, Knut Ose.
(2016)
Influence of cast and cut concrete surfaces on chloride ingress resistance of concrete in marine splash zone.
Sustainable Construction Materials and Technologies
Vitenskapelig artikkel
-
De Weerdt, Klaartje;
Geiker, Mette Rica.
(2015)
Hvor er kloridene i betong?.
Anleggsmagasinet
Populærvitenskapelig artikkel
-
Shi, Zhenguo;
Geiker, Mette Rica;
De Weerdt, Klaartje;
Lothenbach, Barbara;
Kaufmann, Josef;
Kunther, Wolfgang.
(2015)
Durability of portland cement blends including calcined clay and limestone: Interactions with sulfate, chloride and carbonate ions.
RILEM Bookseries
Vitenskapelig artikkel
-
De Weerdt, Klaartje;
Colombo, Alessia;
Coppola, L.;
Justnes, Harald;
Geiker, Mette Rica.
(2015)
Impact of the associated cation on chloride binding of Portland cement paste.
Cement and Concrete Research
Vitenskapelig artikkel
-
De Weerdt, Klaartje;
Justnes, Harald.
(2015)
The effect of sea water on the phase assemblage of hydrated cement paste.
Cement & Concrete Composites
Vitenskapelig artikkel
-
Jensen, MM;
De Weerdt, Klaartje;
Johannesson, B;
Geiker, Mette Rica.
(2015)
Use of a multi-species reactive transport model to simulate chloride ingress in mortar exposed to NaCl solution or sea-water.
Computational Materials Science
Vitenskapelig artikkel
-
Peng, Ya;
De Weerdt, Klaartje;
Pedersen, Bård;
Jacobsen, Stefan.
(2014)
Measuring sedimentation and bleeding of fresh paste with hydrostatic pressure.
Nordic Concrete Research
Vitenskapelig artikkel
-
De Weerdt, Klaartje;
Orsáková, D.;
Geiker, Mette Rica.
(2014)
The impact of sulphate and magnesium on chloride binding in Portland cement paste.
Cement and Concrete Research
Vitenskapelig artikkel
-
De Weerdt, Klaartje;
Justnes, Harald;
Geiker, Mette Rica.
(2014)
Changes in the phase assemblage of concrete exposed to sea water.
Cement & Concrete Composites
Vitenskapelig artikkel
-
Peng, Ya;
Jacobsen, Stefan;
De Weerdt, Klaartje;
Pedersen, Bård.
(2014)
Model and test methods for stability of fresh cement paste.
Advances in Civil Engineering Materials
Vitenskapelig artikkel
-
De Weerdt, Klaartje;
Ben Haha, M.;
Le Saout, G.;
Kjellsen, Knut O.;
Justnes, Harald;
Lothenbach, B..
(2012)
The effect of temperature on the hydration of composite cements containing limestone powder and fly ash.
Materials and Structures
Vitenskapelig artikkel
-
De Weerdt, Klaartje.
(2012)
50 prosent mindre CO2-utslipp med lavkarbonsement.
Murmesteren
Intervju tidsskrift
-
De Weerdt, Klaartje;
Kjellsen, Knut O.;
Sellevold, Erik Johan;
Justnes, Harald.
(2011)
Synergy between fly ash and limestone powder in ternary cements.
Cement & Concrete Composites
Vitenskapelig artikkel
-
De Weerdt, Klaartje;
Ben Haha, M.;
Le Saout, G.;
Kjellsen, Knut O.;
Justnes, Harald;
Lothenbach, B..
(2011)
Hydration mechanisms of ternary Portland cement containing limestone powder and fly ash.
Cement and Concrete Research
Vitenskapelig artikkel
-
De Weerdt, Klaartje;
Sellevold, Erik Johan;
Kjellsen, Knut O.;
Justnes, Harald.
(2011)
Fly ash-limestone ternary cements: effect of component fineness.
Advances in Cement Research
Vitenskapelig artikkel
-
De Weerdt, Klaartje;
Justnes, Harald;
Kjellsen, Knut O.;
Sellevold, Erik Johan.
(2010)
Fly ash-limestone ternary composite cements: synergetic effect at 28 days.
Nordic Concrete Research
Vitenskapelig artikkel
-
Ben Haha, M.;
De Weerdt, Klaartje;
Lothenbach, Barbara.
(2010)
Quanfification of the degree of reaction of fly ash.
Cement and Concrete Research
Vitenskapelig artikkel
Del av bok/rapport
-
Bagheri, Mahsa;
Lindgård, Jan;
Lothenbach, B.;
Haugen, Marit Kristin;
Danner, Tobias;
Wigum, Børge Johannes.
(2023)
Changes in the cement paste due to pyrrhotite reaction during accelerated mortar bar testing .
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
Menéndez, Esperanza;
Silva, António Santos;
Duchesne, Josée;
Berra, Mario;
De Weerdt, Klaartje;
Fernandes, Isabel.
(2022)
RILEM TC 258-AAA Round Robin Test: Alkali release from aggregates. Critical review of the test method
AAR-8.
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
De Weerdt, Klaartje;
Hemstad, Petter;
Justnes, Harald;
Østnor, Tone Anita;
Rønning, Terje F.;
Lindgård, Jan.
(2022)
Fundamental study on ASR kinetics - effect of temperature on aggregate reactivity and pore-water composition.
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
Danner, Tobias;
De Weerdt, Klaartje;
Pedersen, Bård Magne;
Lindgård, Jan.
(2022)
Investigations on the feasibility of the CWE method to verify
potential alkali release from aggregates in Norwegian field concrete.
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
Wigum, Børge Johannes;
Lindgård, Jan;
De Weerdt, Klaartje;
Pedersen, Bård Magne;
Rønning, Terje F..
(2022)
Alkali Aggregate Reactions (AAR) in concrete. The Norwegian endeavour during more than 3 decades of research.
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
Lindstad, Hallvard;
Lindgård, Jan;
Pedersen, Bård Magne;
Wigum, Børge Johannes;
Aasly, Kurt;
Ullnæss, Inger Lise.
(2022)
Pyrrhotite in concrete aggregate. Introduction to mechanism, damage potential and ongoing research.
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
Danner, Tobias;
Norden, Geir;
De Weerdt, Klaartje;
Justnes, Harald.
(2022)
Low-Grade Kaolinite Clays for Sustainable Binders – Effect of mineralogy and curing temperature on hydration products.
Faglig kapittel
-
Justnes, Harald;
De Weerdt, Klaartje;
Østnor, Tone Anita.
(2021)
Portland Clinker-Fly Ash Cements – Relation between Compressive Strength and Microstructure.
American Concrete Institute
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
De Weerdt, Klaartje;
Geiker, Mette Rica;
Plusquellec, Gilles;
Lindgård, Jan;
Duchsne, Josee;
Fournier, Benoit.
(2019)
Strategies for Quantification of Alkali Metal Release from Aggregates in Concrete.
Rilem publications
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
Justnes, Harald;
De Weerdt, Klaartje;
Østnor, Tone Anita.
(2019)
Relation between strength of cements based on different clinkers and their microstructure.
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
Revert, Andres Belda;
De Weerdt, Klaartje;
Hornbostel, Karla;
Geiker, Mette Rica.
(2018)
Carbonation-induced corrosion, impact of sampling technique on predicted service life.
Rilem publications
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
Plusquellec, Gilles;
Revert, Andres Belda;
Geiker, Mette Rica;
Lothenbach, Barbara;
De Weerdt, Klaartje.
(2018)
Changes in pore solution composition in mortar due to carbonation.
Rilem publications
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
Revert, Andres Belda;
Geiker, Mette Rica;
De Weerdt, Klaartje;
Hjorth Jakobsen, Ulla.
(2017)
SEM-EDS analysis of products formed under natural and accelerated carbonation of concrete with CEM I, CEM II/B-M and CEM II/B-V.
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
Danner, Tobias;
De Weerdt, Klaartje;
Geiker, Mette Rica.
(2017)
µ-XRF – CHARACTERISATION OF CHLORIDE INGRESS AND
SELF-HEALING IN CRACKED CONCRETE.
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
Revert, Andres Belda;
Hornbostel, Karla;
De Weerdt, Klaartje;
Geiker, Mette Rica.
(2017)
Determination of the polarization resistance of steel in carbonated fly-ash concrete- effect of measurement technique.
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
Machner, Alisa;
Zajac, Maciej;
Ben Haha, Mohsen;
Kjellsen, Knut Ose;
Geiker, Mette Rica;
De Weerdt, Klaartje.
(2017)
Investigation of the products of the dolomite reaction in Portland cement pastes.
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
Geiker, Mette Rica;
De Weerdt, Klaartje;
Ferreiro Garzón, Sergio;
Jensen, Mads Mønster;
Johannesson, Björn;
Michel, Alexander.
(2017)
Durability testing of low clinker blends - chloride ingress in similar strength mortar exposed to seawater.
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
Luong, Judy Yuen Wah;
Aarstad, Kari;
De Weerdt, Klaartje;
Bjøntegaard, Øyvind.
(2017)
Excavated rock materials from tunnels for sprayed concrete.
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
De Weerdt, Klaartje;
Bernhardt, Markus;
Geiker, Mette Rica;
Skjølsvold, Ola;
Kjellsen, Knut Ose.
(2016)
Influence of cast and cut surface on chloride ingress resistance of concrete in marine splash zone.
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
Shi, Zhenguo;
Geiker, Mette Rica;
De Weerdt, Klaartje;
Lothenbach, Barbara;
Kaufmann, J.;
Garzon, Sergio Ferreiro.
(2016)
Chloride resistance of Portland cement – calcined clay – limestone mortars.
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
Revert, Andres Belda;
De Weerdt, Klaartje;
Hornbostel, Karla;
Geiker, Mette Rica.
(2016)
Investigation of the effect of partial replacement of Portland Cement by Fly Ash on carbonation using TGA and SEM-EDS.
Rilem publications
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
Shi, Z;
Geiker, Mette Rica;
De Weerdt, Klaartje;
Østnor, Tone Anita;
Lothenback, B.;
Winnefeld, F..
(2016)
Impact of cations on chloride binding in hydrated portland cement – metakaolin – limestone blends.
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
Revert, Andres Belda;
De Weerdt, Klaartje;
Geiker, Mette Rica.
(2015)
Carbonation front characterization: pH colour indicators.
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
Machner, Alisa;
Bussetti, Lucie;
Geiker, Mette Rica;
De Weerdt, Klaartje.
(2015)
Critical investigation of TGA sample preparation for composite cements.
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
De Weerdt, Klaartje;
Justnes, Harald;
Jakobsen, Ulla Hjorth;
Geiker, Mette Rica.
(2015)
M-S-H formation in marine exposed concrete.
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
Colombo, Alessia;
De Weerdt, Klaartje;
Geiker, Mette Rica;
Justnes, Harald.
(2015)
Effect of fly ash on the consumption of lignosulfonate by cement paste.
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
Lothenbach, Barbara;
Durdzinski, Pawel;
De Weerdt, Klaartje.
(2015)
Thermogravimetric Analysis.
CRC Press
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
De Weerdt, Klaartje;
Justnes, Harald.
(2014)
The Effect of Excessive Sea Water on the Phase Assemblage of Hydrated Cement Paste.
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
Colombo, Alessia;
Danner, Tobias ;
De Weerdt, Klaartje;
Geiker, Mette Rica;
Justnes, Harald.
(2014)
Impact of mixing on early hydration of cement paste with lignosulphonate.
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
Peng, Ya;
De Weerdt, Klaartje;
Pedersen, Bård;
Jacobsen, Stefan.
(2014)
Hydrostatic pressure to measure sedimentation and bleeding.
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
Aarstad, Kari;
Østnor, Tone Anita;
Kaspersen, Kristin;
De Weerdt, Klaartje.
(2014)
Snakker ikke nok om utseendet (betongoverflater).
SINTEF akademisk forlag
Populærvitenskapelig kapittel/artikkel
-
De Weerdt, Klaartje;
Hammer, Tor Arne.
(2014)
Betong som ikke skiller seg.
SINTEF akademisk forlag
Populærvitenskapelig kapittel/artikkel
-
Geiker, Mette Rica;
De Weerdt, Klaartje;
Hornbostel, Karla;
Kioumarsi, Mohammad Mahdi;
Hendriks, Max ;
Larsen, Claus K.
(2014)
Prediction of reinforcement corrosion in concrete structures.
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
De Weerdt, Klaartje;
Ytterdal, Silje Gystad;
Geiker, Mette Rica.
(2014)
On the impact of phase changes on chloride profiles in concrete.
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
Geiker, Mette Rica;
De Weerdt, Klaartje;
Hornbostel, Karla;
Kioumarsi, Mohammad Mahdi;
Max, Hendriks.
(2013)
Levetid av armerte betongkonstruksjoner.
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
De Weerdt, Klaartje;
Colombo, Alessia;
Geiker, Mette Rica.
(2013)
Impact of the associated cation on chloride binding in Portland cement paste.
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
Justnes, Harald;
De Weerdt, Klaartje;
Geiker, Mette Rica.
(2013)
CHLORIDE BINDINGS IN CONCRETE EXPOSED TO SEA WATER AND SALT SOLUTIONS.
Rilem publications
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
De Weerdt, Klaartje;
Østnor, Tone Anita;
Justnes, Harald;
Ben Haha, Mohsen;
Kjellsen, Knut Ose.
(2013)
Fly-ash limestone synergy in triple cement.
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
De Weerdt, Klaartje;
Geiker, Mette Rica;
Justnes, Harald.
(2013)
10 year old concrete wall in tidal zone examined by SEM-EDS.
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
Peng, Ya;
Jacobsen, Stefan;
De Weerdt, Klaartje;
Pedersen, Bård;
Marstrander, Britt Blom.
(2012)
Overview of Rheological Parameters Affecting Stability of SCC.
American Concrete Institute
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
De Weerdt, Klaartje;
Geiker, Mette Rica.
(2012)
Modelling the reaction of fly ash and slag in blended cements.
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
De Weerdt, Klaartje;
Geiker, Mette Rica.
(2012)
Changes in the phase assemblage of concrete exposed to seawater - case study.
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
De Weerdt, Klaartje;
Geiker, Mette Rica.
(2012)
On the application of thermodynamic modelling for the prediction of the hydrate assemblage formed by blended cements.
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
Justnes, Harald;
Østnor, Tone Anita;
De Weerdt, Klaartje;
Vikan, Hedda Vestøl.
(2011)
Calcined marl and clay as mineral addition for more sustainable concrete structures.
CI-Premier Pte Ltd
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
Vikan, Hedda Vestøl;
De Weerdt, Klaartje;
Smeplass, Sverre.
(2011)
Rheological properties of self-consolidating concrete stabilized with fillers or admixtures.
Rilem publications
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
Vikan, Hedda Vestøl;
De Weerdt, Klaartje.
(2011)
Rheological properties of self-consolidating concrete stabilized with fillers or admixtures.
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
De Weerdt, Klaartje;
Justnes, Harald;
Lothenbach, Barbara;
Ben Haha, Mohsen.
(2011)
The effect of limestone powder additions on strength and microstructure of fly ash blended cements.
Consejo Superior de Investigaciones Científicas (CSIC)
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
Østnor, Tone Anita;
De Weerdt, Klaartje;
Justnes, Harald;
Bjøntegaard, Øyvind.
(2011)
Reactivity and microstructure of ternary cement pastes.
Consejo Superior de Investigaciones Científicas (CSIC)
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
Cepuritis, Rolands;
Jacobsen, Stefan;
Pedersen, Bård;
Vikan, Hedda;
Rudberg, Espen André;
De Weerdt, Klaartje.
(2011)
Rheology of matrix with different crushed mineral fillers and admixtures.
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
De Weerdt, Klaartje;
Justnes, Harald;
Kjellsen, Knut O..
(2011)
Synergetic effect between fly ash and limestone powder in Portland composite cement.
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
De Weerdt, Klaartje;
Justnes, Harald.
(2008)
The reactivity of Fly Ash and Limestone in Cementitious Systems.
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
De Weerdt, Klaartje;
Justnes, Harald.
(2008)
Comparing Intergrinding and Separate Grinding of Blended Cements.
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
De Weerdt, Klaartje;
Justnes, Harald.
(2008)
Microstructure of Binder from the Pozzolanic Reaction between Lime and Siliceous Fly Ash, and the effect of Limestone Addition.
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
Rapport
-
Danielsen, Svein Willy;
Hagelia, Per;
Wigum, Børge Johannes;
De Weerdt, Klaartje;
Aasly, Kurt;
Lindgård, Jan.
(2019)
Magnetkis i betongtilslag. Effekt på betongs bestandighet.
Nordic Concrete Research (463)
Rapport
-
De Weerdt, Klaartje;
Hepsøe, Per Martin;
Lindgård, Jan.
(2017)
Relative humidity measurements in concrete.
NTNU
Mastergradsoppgave
-
Revert, Andres Belda;
De Weerdt, Klaartje;
Hornbostel, Karla;
Geiker, Mette Rica.
(2017)
State-of-the-art report: Service life modelling, carbonation of concrete and corrosion in carbonated concrete.
NTNU
Rapport
-
De Weerdt, Klaartje;
Plusquellec, Gilles;
Lindgård, Jan;
Wigum, Børge Johannes;
Kermit, Peter Holiman.
(2017)
Determining alkali content in ASR performance-tested concrete.
NTNU
Mastergradsoppgave
-
Plusquellec, Gilles;
De Weerdt, Klaartje.
(2017)
Cold water extraction (CWE). Procedure for the determination of the alkali content and pore solution composition.
NTNU
Rapport
-
Vurucu, Havvagul;
De Weerdt, Klaartje;
Plusquellec, Gilles.
(2016)
Alkali-silica reaction in concrete dams:
Alkali leaching in the Votna dam.
Norges teknisk-naturvitenskapelige universitet
Norges teknisk-naturvitenskapelige universitet
Mastergradsoppgave
-
De Weerdt, Klaartje;
Geiker, Mette Rica.
(2016)
Workshop on Moisture in Concrete, Trondheim, Norway 6–7 February 2012. Measurement of moisture and relative humidity in concrete. FA 3 Technical performance.
FA 3.2 Service life.
SINTEF akademisk forlag
COIN Projet report (81)
Rapport
-
De Weerdt, Klaartje;
Østnor, Tone Anita;
Justnes, Harald.
(2015)
Microstructure of clinker – fly ash interactions.
COIN Projet report (69)
Rapport
-
Hammer, Tor Arne;
Kjellmark, Gunrid;
Smeplass, Sverre;
De Weerdt, Klaartje.
(2015)
Practical methods to assess segregation risk of SCC on site. FA: Competitive constructions. SP 2.1 Robust and highly flowable concrete with controlled surface quality.
COIN Projet report (59)
Rapport
-
De Weerdt, Klaartje;
Geiker, Mette Rica;
Orsakova, Denisa.
(2015)
Investigation of concrete from Solsvik field station - 4 concrete cores investigated after 16 years of submerged exposure.
Statens vegvesens rapporter (353)
Rapport
-
Østnor, Tone Anita;
Aarstad, Kari;
Kaspersen, Kristin;
De Weerdt, Klaartje.
(2014)
Brukermanual for BetongGUI – analyse og karakterisering av porer på betongoverflaten.
SINTEF akademisk forlag
COIN Projet report (51)
Rapport
-
Martius-Hammer, Tor Arne;
Smeplass, Sverre;
De Weerdt, Klaartje;
Peng, Ya.
(2013)
Stability of SCC – robustness for changes in water content and sand grading. FA 2 Competitive constructions. SP 2.1 Robust highly flowable concrete.
COIN Projet report (47)
Rapport
-
De Weerdt, Klaartje;
Østnor, Tone Anita;
Justnes, Harald.
(2013)
Fly ash – Limestone Synergy in Ternary Cements.
FA 1 Environmentally friendly concrete.
SP 1.1 Low carbon-footprint binder systems.
COIN Projet report (46)
Rapport
-
Wirthova, Michaela;
De Weerdt, Klaartje;
Jacobsen, Stefan.
(2013)
Static yield stress measurements on SCC, mortar and matrix.
NTNU, Dept of Structural Engineering
Rapport
-
De Weerdt, Klaartje;
Eide, Mari Bøhnsdalen;
Smeplass, Sverre;
Wirthova, Micheala.
(2012)
The effect of stabilization with either filler or chemical stabilizer on the surface quality of concrete elements : FA 2 Competitive constructions : SP 2.1 Robust highly flowable concrete.
COIN Projet report (39)
Rapport
-
Kaspersen, Kristin;
Østnor, Tone Anita;
Eide, Mari Bøhnsdalen;
De Weerdt, Klaartje.
(2012)
Characterisation of concrete surfaces in Askimporten tunnel: COIN project report 45 - 2012.
COIN Projet report (45)
Rapport
-
Cepuritis, Rolands;
Jacobsen, Stefan;
Pedersen, Bård;
Vikan, Hedda Vestøl;
De Weerdt, Klaartje.
(2012)
Rheology of matrix and SCC with different mineral fillers and admixtures : FA 2 Competitive constructions : SP 2.1 High quality manufactured sand for concrete.
COIN Projet report (41)
Rapport
-
De Weerdt, Klaartje.
(2011)
Blended Cement with Reduced CO2 Emission - Utilizing the Fly Ash - Limestone Synergy.
Tapir Akademisk Forlag
Tapir Akademisk Forlag
Doktorgradsavhandling
-
De Weerdt, Klaartje;
Vikan, Hedda Vestøl.
(2011)
Rheological properties of stabilized SCC – using fillers, admixtures or a combination : FA 2 Competitive constructions SP 2.1 Robust highly flowable concrete.
COIN Projet report (38)
Rapport
-
De Weerdt, Klaartje.
(2011)
Nordic Concrete rheology workshop : – Trondheim, Norway 3–4 October 2011 : FA 2 Competitive constructions : SP 2.1 Robust highly flowable concrete and SP 2.3 High quality manufactured sand for concrete / Klaartje De Weerdt (editor).
COIN Projet report (35)
Rapport
-
De Weerdt, Klaartje.
(2011)
Geopolymers – State of the art : FA 1 Environmentally friendly concrete : SP 1.1 Low carbon-footprint binder systems.
COIN Projet report (37)
Rapport
-
Vikan, Hedda Vestøl;
De Weerdt, Klaartje.
(2010)
Stability of SCC - chemical stabilisers versus filler : FA 2.1 Robust highly flowable concrete, SP 2.1.4 Workability.
COIN Projet report (25)
Rapport
-
De Weerdt, Klaartje.
(2007)
Ternary Blended Cements with Fly Ash and Limestone. Part I: Activation of Fly Ash. State of the art.
SINTEF Rapport (SBF BK A07023)
Rapport
Undervisning
Emner
- TKT4215 - Betongteknologi 1
- KT6003 - Prosjektering av bruer I: Utførelse og dimensjonering av etteroppspente betongbruer
- TKT4235 - Betongteknologi 2
- TKT4240 - BM1 Bygningsmaterialer
- KT8309 - Termodynamisk modellering av sementbaserte materialer
- KT8308 - Karakterisering av hydratasjon og mikrostruktur av sementbaserte materialer
Formidling
2022
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Vitenskapelig foredragDanner, Tobias; Norden, Geir; De Weerdt, Klaartje; Justnes, Harald. (2022) Low-Grade Kaolinite Clays for Sustainable Binders – Effect of mineralogy and curing temperature on hydration products . 15th International Conference on Recent Advances in Concrete Technology and Sustainability Issues , Milan 2022-07-13 - 2022-07-15
2021
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Vitenskapelig foredragGeiker, Mette Rica; De Weerdt, Klaartje. (2021) Recent and ongoing work at NTNU (and partners) . Dansk Teknologisk Institut Afsluttende møde med referencegruppen til projektet ’E5 Felteksponering og monitorering til forlængelse af anlægskonstruktioners levetid’ , Online - Teams 2021-01-28 - 2021-01-28
2020
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Vitenskapelig foredragGeiker, Mette Rica; De Weerdt, Klaartje; Machner, Alisa. (2020) How does the partial replacement of Portland cement with supplementary cementitious materials affect reinforcement corrosion? . Gordon Research Conference Gordon Research Conference: Cutting – Edge Development and Characterization of Cement-Based Materials , Ventura Beach 2020-02-23 - 2020-02-28
2019
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Faglig foredragDe Weerdt, Klaartje; Geiker, Mette Rica; Plusquellec, Gilles; Lindgård, Jan; Duchesne, Josée; Fournier, Benoit. (2019) Strategies for Quantification of Alkali Metal Release from Aggregates in Concrete. International Conference on Sustainable Materials, Systems and Structures (SMSS 2019) , Rovinj 2019-03-20 - 2019-03-22
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Vitenskapelig foredragHemstad, Petter; Machner, Alisa; De Weerdt, Klaartje. (2019) pH-dependency of chloride binding in ordinary Portland cement. 15th International Congress on the Chemistry of Cement , Praha 2019-09-16 - 2019-09-20
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Vitenskapelig foredragDanner, Tobias; De Weerdt, Klaartje. (2019) µ-XRF; Principle and applications. NGU, NTNU Mineral and Material Characterisation, MiMaC workshop , Trondheim 2019-12-02 - 2019-12-03
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Populærvitenskapelig foredragMachner, Alisa; De Weerdt, Klaartje. (2019) Utvikling av en ny miljøvennlig komposittsement for framtidens bestandige betongkonstruksjoner - En statusoppdatering fra EnDurCrete -prosjektet . Norsk Betongforening Norsk Betongdag , Trondheim 2019-10-22 - 2019-10-24
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PosterMachner, Alisa; Zajac, Maciej; Ben Haha, Mohsen; Kjellsen, Knut Ose; Geiker, Mette Rica; De Weerdt, Klaartje. (2019) Effect of the addition of dolomite on the stability of the hydrate phase assemblage in Portland composite cement pastes. 15th International Congress on the Chemistry of Cement , Prague 2019-09-16 - 2019-09-20
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PosterBabaahmadi, Arezou; De Weerdt, Klaartje; Kunther, Wolfgang; Machner, Alisa; Figueira, João; Stroh, Julia. (2019) Chloride binding in blended binder systems: Importance of the structures of CSH gel. 15th International Congress on the Chemistry of Cement , Prague 2019-09-16 - 2019-09-20
2018
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Faglig foredragAasly, Kurt; De Weerdt, Klaartje. (2018) Advanced mineral characterization to quantify sulphides in rocks and aggregates, and to investigate deterioration of concrete containing sulphide-bearing aggregates. Norsk Betongforening Workshop on Impact of sulphide minerals (pyrrhotite) in concrete aggregate on concrete behaviour , Oslo 2018-11-15 - 2018-11-16
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Vitenskapelig foredragHemstad, Petter; Machner, Alisa; De Weerdt, Klaartje. (2018) Studying the pH dependency of the chloride binding of Portland cement pastes. Coventry University 38th Cement and Concrete Science , Coventry 2018-09-10 - 2018-09-11
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Faglig foredragLindgård, Jan; Østnor, Tone Anita; Fournier, Benoit; Lindgård, Øyvind; Danner, Tobias; Plusquellec, Gilles. (2018) Determining alkali leaching in prisms exposed to ASR performance testing and in field exposed cubes using cold water extraction (CWE) and µXRF. RILEM TC 258-AAA, Meeting , Reykjavik 2018-06-05 -
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Faglig foredragLindgård, Jan; Østnor, Tone Anita; Fournier, Benoit; Lindgård, Øyvind; Danner, Tobias; Plusquellec, Gilles. (2018) Determining alkali leaching during accelerated ASR performance testing and in field exposed cubes using cold water extraction (CWE) and µXRF. ICCRRR 2018, 5th International Conference on Concrete Repair, Rehabilitation and Retrofitting , Cape Town 2018-11-19 - 2018-11-21
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Faglig foredragPlusquellec, Gilles; De Weerdt, Klaartje; Geiker, Mette Rica; Lindgård, Jan. (2018) Evaluation of different methods for the determination of the free alkali metal content in the pore solution of concrete. Hållbart samhällsbyggande med beständig betong , Stockholm 2018-01-31 -
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Faglig foredragPlusquellec, Gilles; De Weerdt, Klaartje; Geiker, Mette Rica; Lindgård, Jan. (2018) Alkali leaching from an ASR-affected dam. Advances in Infrastructure and Civil Engineering , Göteborg 2018-01-17 -
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PosterMachner, Alisa; Zajac, Maciej; Ben Haha, Mohsen; Kjellsen, Knut Ose; Geiker, Mette Rica; De Weerdt, Klaartje. (2018) The influence of metakaolin on the reaction of dolomite in Portland composite cement pastes. LMC EPFL Conference in honor of Centennial of Laboratory Construction Materials and 60th Borthday of Prof. Karen Scrivener , Lausanne 2018-08-18 - 2018-08-22
2017
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Vitenskapelig foredragDe Weerdt, Klaartje; Danner, Tobias. (2017) µXRF at NTNU/SINTEF. Norsk Forening for Betongrehabilitering Nordic Concrete Federation mini seminar/workshop on Repair of chloride infected concrete , Oslo 2017-01-31 - 2017-01-31
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Faglig foredragDanner, Tobias; Hornbostel, Karla; De Weerdt, Klaartje; Geiker, Mette Rica. (2017) Ongoing Investigations, E39 WP. 7.1.1 - Test Methods, Lab and Field Investigations. NTNU/Kværner DACS - Durable Advanced Concrete Solutions , Trondheim/Fornebu 2017-06-20 - 2017-06-20
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Vitenskapelig foredragGeiker, Mette Rica; Revert, Andres Belda; De Weerdt, Klaartje; Hornbostel, Karla. (2017) Time and spatial variations of model parameters. TNO Workshop Service life design of reinforced concrete structures , Delft 2017-11-13 - 2017-11-14
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PosterPlusquellec, Gilles; De Weerdt, Klaartje; Geiker, Mette Rica. (2017) Partner Project : Alkali distribution in ASR affected concrete. Nanocem Spring Meeting 2017 , Leimen 2017-04-25 - 2017-04-27
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Faglig foredragHoliman Kermit, Peter; De Weerdt, Klaartje. (2017) Determining the alkali content in performance-tested concrete. RILEM TC 258-AAA; 7th meeting , Stockholm 2017-05-10 - 2017-05-12
2016
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PosterPlusquellec, Gilles; Geiker, Mette Rica; Duchesne, Josée; Lindgård, Jan; De Weerdt, Klaartje. (2016) Review of methods to determine the pH and the free alkali content of the pore solution in concrete. 15th International conference on alkali-aggregate reaction (ICAAR) , Sao Paulo 2016-07-03 - 2016-07-07
2015
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PosterPlusquellec, Gilles; De Weerdt, Klaartje; Geiker, Mette Rica. (2015) Alkali distribution in ASR affected concrete. Nanocem Consortium Nanocem Spring Meeting , Aarhus 2015-03-23 - 2015-03-26
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Faglig foredragPlusquellec, Gilles; De Weerdt, Klaartje; Geiker, Mette Rica. (2015) Partner Project: Alkali household in ASR affected concrete. Nanocem Consortium Nanocem Spring Meeting , Aarhus 2015-03-23 - 2015-03-26
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Faglig foredragDe Weerdt, Klaartje. (2015) Hvor blir det av klorider i betong?. Norsk betongforening Norsk betong dag og SINTEF/NTNU informasjonsdag , Trondheim 2015-10-22 - 2015-10-23
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Faglig foredragDe Weerdt, Klaartje. (2015) Chloride ingress in concrete. Aarhus University LowE-cem seminar , Aarhus 2015-03-26 - 2015-03-26
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Faglig foredragDe Weerdt, Klaartje. (2015) Alkali reactions - reliable performance testing. Aarhus University ITN workshop , Aarhus 2015-03-23 - 2015-03-23
2014
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Vitenskapelig foredragPeng, Ya; De Weerdt, Klaartje; Pedersen, Bård; Jacobsen, Stefan. (2014) Measuring sedimentation and bleeding of fresh paste with hydrostatic pressure (10 page conference paper). Norwegian Concrete Association CIC2014 - COncrete INnovation conference , Oslo 2014-06-09 - 2014-06-11
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Vitenskapelig foredragØstnor, Tone Anita; Kaspersen, Kristin; De Weerdt, Klaartje. (2014) Classification of exposed concrete surfaces. Concrete Innovation Centre 1st Concrete Innovation Conference (CIC) 2014-06-11 - 2014-06-13
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PosterColombo, Alessia; De Weerdt, Klaartje; Danner, Tobias ; Geiker, Mette Rica; Justnes, Harald. (2014) Impact of mixing on early hydration of cement paste with lignosulfonate. 34th Cement & Concrete Research Conference , Sheffield 2014-09-14 - 2014-09-16
2013
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Vitenskapelig foredragDe Weerdt, Klaartje; Geiker, Mette Rica. (2013) Hva skjer med flygaske - og slaggbetong ved langtidseksponering i sjøvann? Erfaringer fra Solsvik feltstasjon. Norwegian Public Road Administration Teknologidagene , Trondheim 2013-10-21 - 2013-10-24
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Faglig foredragDe Weerdt, Klaartje. (2013) Tilsetningsmaterialer. Norks Betongforening "Tilsetningsstoffer og bindemidler" Norsk betongforenings kurs , Hotel Bristol, Oslo 2013-09-10 - 2013-09-11
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Vitenskapelig foredragPeng, Ya; Jacobsen, Stefan; De Weerdt, Klaartje; Pedersen, Bård. (2013) Conceptual model and test methods for fresh cement paste. North-Western University / Iowa State University SCC2013 The 5th North American Conference on the Design and Use of SCC , Chicago 2013-05-12 - 2013-05-15
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Vitenskapelig foredragPeng, Ya; Jacobsen, Stefan; De Weerdt, Klaartje; Pedersen, Bård Magne. (2013) Hydrostatic pressure measurements for fresh cement paste stability detection. RILEM / IFSTTAR 7th Int. Rilem Conf on Self-Compacting Conference, 67th RILEM week 2013-09-01 - 2013-09-06
2011
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Vitenskapelig foredragDe Weerdt, Klaartje. (2011) Rheological properties of SCC stabilized with additional filler or chemical stabilizer. COIN Nordic Concrete Rheology Workshop , Trondheim 2011-10-03 - 2011-10-04
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Vitenskapelig foredragPeng, Ya; Jacobsen, Stefan; De Weerdt, Klaartje; Pedersen, Bård. (2011) SCC Stability; STAR review and plans for PhD research. NTNU SINTEF (COIN) Nordic Concrete Rheology Workshop , Trondheim 2011-10-03 - 2011-10-04
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Vitenskapelig foredragVikan, Hedda Vestøl; De Weerdt, Klaartje. (2011) Rheological properties of self-consolidating concrete stabilized with fillers or admixtures. Concrete Association of Finland XXI Symposium on Nordic Concrete Research & Development , Hämeelinna 2011-05-30 - 2011-06-01
2008
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Vitenskapelig foredragDe Weerdt, Klaartje. (2008) Comparing Intergrinding and Separate Grinding of Blended Cements. XXth Symposium on Nordic Concrete Research & Development , Bålsta, Sweden 2008-06-08 - 2008-06-11
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Vitenskapelig foredragDe Weerdt, Klaartje. (2008) The Reactivity of Fly Ash and Limestone in Cementitious Systems. XXth Symposium on Nordic Concrete Research & Development , Bålsta, Sweden 2008-06-08 - 2008-06-11