2023

• Vitenskapelig foredrag
  Dahl, Øystein; Sunding, Martin Fleissner; Thøgersen, Annett; Killi, Veronica Anne-Line Kathrine; Svenum, Ingeborg-Helene; Grandcolas, Mathieu. (2023) Operando observation of interfacial energetics at the Ta3N5/electrolyte heterojunction by ambient pressure X-ray photoelectron spectroscopy for photoelectrochemical water splitting . 8th International Conference on Semiconductor Photochemistry (SP 8) , Strasbourg 2023-09-11 - 2023-09-15
• Vitenskapelig foredrag
  Dahl, Øystein; Sunding, Martin Fleissner; Thøgersen, Annett; Killi, Veronica Anne-Line Kathrine; Svenum, Ingeborg-Helene; Grandcolas, Mathieu. (2023) Direct observation of interfacial energetics at Ta3N5/electrolyte and Ta3N5/NiOx/electrolyte heterojunctions by operando ambient pressure X-ray photoelectron spectroscopy during photoelectrochemical water splitting. E-MRS Fall 2023, Symposium B (Advanced catalytic materials for (photo)electrochemical energy conversion IV) , Warsaw 2023-09-18 - 2023-09-21

2020

• Vitenskapelig foredrag
  Jeyanthinath, Mayandi; Stange, Marit Synnøve Sæverud; Dahl, Øystein; Sunding, Martin Fleissner; Sagvolden, Espen; Flage-Larsen, Espen. (2020) Functional Properties of CrFeCoNiCu and GeFeCoNiCu oxides. Future Materials 2020 2020-02-26 - 2020-02-28

2019

• Vitenskapelig foredrag
  Mayandi, Jeyanthinath; Stange, Marit Synnøve Sæverud; Sagvolden, Espen; Sunding, Martin Fleissner; Dahl, Øystein; Schrade, Matthias. (2019) Development of sputtered HEA thin films and their functional properties . TMS (The Minerals,Metals and Materials Society) HEA 2019 , Seattle 2019-11-17 - 2019-11-20
• Faglig foredrag
  Mayandi, Jeyanthinath; Stange, Marit Synnøve Sæverud; Sagvolden, Espen; Sunding, Martin Fleissner; Dahl, Øystein; Schrade, Matthias. (2019) Structural and Electrical Properties of Sputtered HEA Thin Films of CrFeCoNiCu and their Oxidation Studies. American Vacuum society AVS 66th International Symposium & Exhibition , Ohio 2019-10-20 - 2019-10-25
• Vitenskapelig foredrag
  Mayandi, Jeyanthinath; Stange, Marit Synnøve Sæverud; Dahl, Øystein; Sunding, Martin Fleissner; Sagvolden, Espen; Schrade, Matthias. (2019) Exploring functional properties of high entropy oxides. FEMS EUROMAT 2019 , Stockholm 2019-11-01 - 2019-11-05
• Vitenskapelig foredrag
  Belle, Branson; Kutty, Maya N.; Dahl, Øystein; Ali, Ayaz; Muniz, Marta B.; Vullum, Per Erik. (2019) Assembly of Van der Waals Heterostructures for high performance devices. Norwegian NanoSymposium , Trondheim 2019-10-16 - 2019-10-17

2018

• Poster
  Røst, Håkon Ivarssønn; Chellappan, Rajesh Kumar; Tadich, Anton; Dahl, Øystein; Wells, Justin. (2018) Preparation of Transfer-Free Graphene on Insulator for Novel Electronic Devices. MNE 2018 , Copenhagen 2018-09-24 - 2018-09-27
• Poster
  Belle, Branson; Kutty, Maya N.; Koybasi, Ozhan; Dahl, Øystein; S. Azar, Amin; Taniguchi, Takashi. (2018) Gamma ray radiation effects on h-BN encapsulated graphene field effect transistors. Recent Progress in Graphene and Two-dimensional Materials Research Conference (RPGR2018) 2018-10-22 - 2018-10-25

2017

• Poster
  Rajpalke, Mohana; Patra, Saroj Kumar; Vatanparast, Maryam; Dahl, Øystein; Vullum, Per Erik; Holmestad, Randi. (2017) InAs/(Al)GaAs quantum-dot-based intermediate band solar cells. Nano Network Nano Network Workshop 2017 , Bergen 2017-06-12 - 2017-06-14
• Poster
  Dahl, Øystein; Ulyashin, Alexander. (2017) Formation of continous Si nano-particles based mono-layers on various substrates by e-beam evaporation. 2017 e-MRS Spring Meeting , Strasbourg 2017-05-22 - 2017-05-26

2011

• Poster
  Mokkelbost, Tommy; Fossdal, Anita; Dahl, Øystein; Martinez, Ana Maria Cuellar; Sheridan, Edel; Thomassen, Magnus Skinlo. (2011) Preparation of Silicon Nanostructures for Lithium Ion Battery Anodes. 219th ECS Meeting 2011-05-01 - 2011-05-06
• Vitenskapelig foredrag
  Stenstad, Per Martin; Rodahl, Silje; Dahl, Øystein; Ladam, Cecile; Heggeset, Tonje Marita Bjerkan; Fagerberg, Ragnar. (2011) Manipulation of individual bacterial cells on nanostructured surfaces. ECOST -meeting D43 , Madrid 2011-03-30 - 2011-04-01

2010

• Vitenskapelig foredrag
  Takahashi, Ryota; Lippmaa, M; Matsumoto, Y; Dahl, Øystein; Grepstad, Jostein; Tybell, Thomas. (2010) Pyroelectric Approach for Photo-assisted Domain Switching in Ferroelectric PbTiO3/Nb:SrTiO3 Thin Films. e-Therm 2010 , Tsukuba 2010-12-15 - 2010-12-17
• Vitenskapelig foredrag
  Takahashi, Ryota; Katayama, M; Takata, S; Lippmaa, M; You, Chang Chuan; Dahl, Øystein. (2010) Interface control of photo-deposited materials on ferroelectric PbTiO3 surface. 57th Spring meeting, Japan Society of Applied Physics , Atsugi 2010-03-17 - 2010-03-20

2009

• Vitenskapelig foredrag
  Ladam, Cecile; Weigand, Christian Carl; Skåre, Daniel; Vardøy, Astrid-Sofie Borge; Dahl, Øystein; Bergren, Matt. (2009) Nanostructured ZnO layers grown by pulsed laser deposition for hybrid inorganic/organic solar cells. NFR NANOMAT conference 2009 , Lillehammer 2009-06-15 - 2009-06-17
• Vitenskapelig foredrag
  Takahashi, Ryota; Dahl, Øystein; Grepstad, Jostein; Katayama, M; Matsumoto, Yuji; Tybell, Thomas. (2009) Photochemical switching in ferroelectric PbTiO3 thin films studied by XRD and pyroelectric detection. The Third International Conference on the Science and Technology for Advanced Ceramics (STAC-3) , Yokohama 2009-06-16 - 2009-06-18
• Poster
  Skåre, Daniel; Weigand, Christian Carl; Ladam, Cecile; Vardøy, Astrid-Sofie Borge; Dahl, Øystein; Bergren, Matt. (2009) Pulsed laser deposition of ZnO nanostructures for hybrid inorganic/organic solar cells. Centre for Renewable Energy (SFFE) Renewable Energy R&D-seminar, OPV2009: PV-materials , Oppdal 2009-03-19 - 2009-03-21
• Vitenskapelig foredrag
  Ladam, Cecile; Dahl, Øystein; Vullum, Per Erik; Walmsley, John; Fagerberg, Ragnar. (2009) ZnO Nanostructures Grown by Pulsed Laser Deposition. NANOMAT conference , Lillehammer, Norway 2009-06-15 - 2009-06-19
• Vitenskapelig foredrag
  Ladam, Cecile; Dahl, Øystein; Fagerberg, Ragnar. (2009) Pulsed laser deposition of ZnO nanostructures for hybrid inorganic/organic solar cells. PV wokshop , Oppdal, Norway 2009-03-16 - 2009-03-20

2008

• Vitenskapelig foredrag
  Takahashi, Ryota; Dahl, Øystein; Grepstad, Jostein; Katayama, M; Matsumoto, Yuji; Tybell, Thomas. (2008) Pyroelectric detection of photochemical switching in ferroelectric PbTiO3 thin films. Materials Research Society Mat. Res. Soc. 2008 Fall Mtg., Symposium C; Theory and Applications of Ferroelectric and Multiferroic Materials , Boston, MA 2008-12-01 - 2008-12-05
• Vitenskapelig foredrag
  Takahashi, Ryota; Dahl, Øystein; Grepstad, Jostein; Katayama, M; Matsumoto, Yuji; Tybell, Thomas. (2008) Transition between domain states in ferroelectric PbTiO3 thin films, driven by photochemical reaction. 15th Intl. Workshop on Oxide Electronics , Estes Park, CO 2008-09-14 - 2008-09-17

2007

• Vitenskapelig foredrag
  Takahashi, Ryota; Dahl, Øystein; Grepstad, Jostein; Tybell, Thomas. (2007) Photocatalyst as a tool to study nanoscale ferroelectrics. NTNU NanoLab 2nd NTNU Nanolab User Meeting 2007-03-07 - 2007-03-07
• Vitenskapelig foredrag
  Tybell, Thomas; Takahashi, Ryota; Dahl, Øystein; Eberg, Espen; You, Chang Chuan; Grepstad, Jostein. (2007) Nanoscale Ferroelectrics; Stripe Domains, Switching, and Size Effects in Ultrathin PbTiO3 Films. Research Council of Norway NANOMAT 2007 , Bergen 2007-06-04 - 2007-06-09
• Vitenskapelig foredrag
  Tybell, Thomas; Takahashi, Ryota; Dahl, Øystein; Eberg, Espen; Matsumoto, Yuji; Grepstad, Jostein. (2007) Off-Axis Sputtering of PbTiO3; Stripe Domains and Switching. Jostein Grepstad and Chris palmstrøm (co-chairs) European Workshop on Multifunctional Materials , Averøy 2007-06-17 - 2007-06-21

2006

• Vitenskapelig foredrag
  Van Helvoort, Antonius; Eberg, Espen; Holmestad, Randi; Soleim, Bjørn Gunnar; Dahl, Øystein; Tybell, Thomas. (2006) Ferroelectric thin film interfacial characterisation. 4th THIOX meeting , Jægtvolden 2006-03-19 - 2006-03-20
• Vitenskapelig foredrag
  Dahl, Øystein; Grepstad, Jostein; Tybell, Thomas. (2006) Preferential polarization direction in PbTiO3 ultra thin films. 3rd national FUNMAT meeting 2006-01-05 - 2006-01-06
• Vitenskapelig foredrag
  Dahl, Øystein; Grepstad, Jostein; Tybell, Thomas. (2006) Preferential polarization state in PbTiO3 thin films. 4th Topical THIOX Meeting 2006-03-19 - 2006-03-21
• Vitenskapelig foredrag
  Takahashi, Ryota; Dahl, Øystein; Eberg, Espen; You, Chang Chuan; Grepstad, Jostein; Tybell, Thomas. (2006) Case for stripe domains from x-ray studies of PbTiO3 Thin Films. T. Tybell, NTNU 4th THIOX Topical Meeting 2006-03-19 - 2006-03-21
• Vitenskapelig foredrag
  Van Helvoort, Antonius; Holmestad, Randi; Soleim, Bjørn Gunnar; Eberg, Espen; Dahl, Øystein; Tybell, Thomas. (2006) Ferroelectric thin film-substrate interfacial characterisation. International Federation of Societies for Microscopy 16th Internation Microscopy Conference (IMC16) , Sapporo 2006-09-03 - 2006-09-08
• Vitenskapelig foredrag
  Van Helvoort, Antonius; Soleim, Bjørn Gunnar; Dahl, Øystein; Holmestad, Randi; Tybell, Thomas. (2006) Ferroelectric thin films study using various transmission electron microscopy techniques. Third national FUNMAT meeting , Trondheim 2006-01-05 - 2006-01-06
• Poster
  Takahashi, Ryota; Dahl, Øystein; Eberg, Espen; Grepstad, Jostein; Tybell, Thomas. (2006) Thickness Dependent Stripe Domains in Thin PbTiO3 Films. MRS Material Research Society 2006 Fall meeting , Boston 2006-11-27 - 2006-12-01
• Poster
  Takahashi, Ryota; Dahl, Øystein; Grepstad, Jostein; Tybell, Thomas. (2006) Thickness Modulation of Stripe Domains in PbTiO3 Thin Films. 13th International Workshop on Oxide Electronics , Ischia 2006-10-08 - 2006-10-11

2005

• Vitenskapelig foredrag
  Van Helvoort, Antonius; Soleim, Bjørn Gunnar; Dahl, Øystein; Holmestad, Randi; Tybell, Thomas. (2005) Scanning transmission electron microscopy of ferroelectric thin films. 2nd FUNMAT meeting , Oslo 2005-01-05 - 2005-01-07
• Vitenskapelig foredrag
  Van Helvoort, Antonius; Wennberg, Lena C; Soleim, Bjørn Gunnar; Dahl, Øystein; Holmestad, Randi; Tybell, Thomas. (2005) Sample preparation for advanced transmission electron microscopy of thin SrRuO3 films. 7th Multinational Congress on Microscopy , Portorož 2005-06-26 - 2005-06-30
• Poster
  Van Helvoort, Antonius; Soleim, Bjørn Gunnar; Dahl, Øystein; Holmestad, Randi; Tybell, Thomas. (2005) Annular dark field study of lead titanate thin films. NANOMAT - Birkeland conference 2005 2005-06-02 - 2005-06-03
• Poster
  Dahl, Øystein; Örtegren, Jonas; Lindgren, Mikael; Grepstad, Jostein; Tybell, Thomas. (2005) Optical and Pyroelectric Characterization of Ferroelectric Thin Films. 12th International Workshop on Oxide Electronics , Chatham 2005-10-01 -
• Poster
  Van Helvoort, Antonius; Dahl, Øystein; Soleim, Bjørn Gunnar; Holmestad, Randi; Zuo, Jian-Min; Tybell, Thomas. (2005) (S)TEM studies of epitaxial PbTiO3/SrTiO3 ferroelectric thin films. MRS Fall Meeting , Boston 2005-11-27 - 2005-12-02
• Vitenskapelig foredrag
  Dahl, Øystein; Grepstad, Jostein; Tybell, Thomas. (2005) Pyroelectricity as a probe to ultrathin ferroelectrics. Universitetet i Oslo 2nd national FUNMAT meeting , Olavsgaard 2005-01-05 - 2005-01-07
• Vitenskapelig foredrag
  You, Chang Chuan; Dahl, Øystein; Borg, Anne; Grepstad, Jostein; Tybell, Thomas. (2005) Fabrication of ferroelectric quantum dots. FUNMAT 2nd national FUNMAT meeting , Lillestrøm (Hvam) 2005-01-05 - 2005-01-07

2004

• Vitenskapelig foredrag
  Dahl, Øystein; Hallsteinsen, Svein; Grepstad, Jostein; Borg, Anne; Tybell, Thomas. (2004) Nanoscale etching of SrRuO3 by STM. NTNU og SINTEF 5th Nordic Baltc Workshop on scanning probe microscopy , Trondheim 2004-06-16 - 2004-06-19
• Vitenskapelig foredrag
  Dahl, Øystein; Hallsteinsen, Svein; Grepstad, Jostein; Borg, Anne; Tybell, Thomas. (2004) Nanoetching of metallic perovskites using STM. Materials Research Society 2004 MRS Spring Meeting; Symp. E "Integration challenges in next-generation oxide-based nanoelectronics" , San Francisco 2004-04-12 - 2004-04-16
• Vitenskapelig foredrag
  Dahl, Øystein; Van Helvoort, Antonius; Soleim, B.G.; Grepstad, Jostein; Holmestad, Randi; Grande, Tor. (2004) The influence of thickness in epitaxial PbTiO3 thin films. Tokyo Institute of Technology 11th Intl. Workshop on Oxide Electronics , Hakone 2004-10-03 - 2004-10-05
• Poster
  Van Helvoort, Antonius; Soleim, Bjørn Gunnar; Dahl, Øystein; Friis, Jesper; Holmestad, Randi; Tybell, Thomas. (2004) Homogeneity in epitaxial lead titanate thin films on strontium titante. European Microscopy Society and the Belgian Society for Mic The thirteenth European Microscopy Congress , Antwerpen 2004-08-22 - 2004-08-27
• Poster
  Dahl, Øystein; Grepstad, Jostein; Tybell, Thomas. (2004) Pyroelectricity as a probe of ferroelectric size-effects. Norwegian Physical Society Condensed Matter group Norwegian Physical Society Condensed Matter Meeting , Wadahl 2004-09-16 - 2004-09-19
• Poster
  Dahl, Øystein; Van Helvoort, Antonius; Nilsen, Elin; Holmestad, Randi; Grande, Tor; Tybell, Thomas. (2004) The influence of thickness in thin epitaxial PbTiO3 thin films. THIOX 1st topical THIOX meeteing , St. Margarita 2004-03-17 - 2004-03-19
• Poster
  Dahl, Øystein; Hallsteinsen, Svein; Grepstad, Jostein; Borg, Anne; Tybell, Thomas. (2004) Nanoscale etching of SrRuO3 using STM. Tokyo Institute of Technology 11th Intl. Workshop on Oxide Electronics , Hakone 2004-10-03 - 2004-10-05

2003

• Poster
  Tybell, Thomas; Dahl, Øystein; Grepstad, Jostein; Borg, Anne. (2003) Etching of nanostructures in metallic perovskites using STM. STM2003 , Eindhoven, Nederland 2003-07-25 -