Vegard Gjeldvik Jervell
48028992
PTS2, 2. etg, Valgrinda, S.P. Andersens veg 15B
Forskning
Jobber med å utvikle prediktive modeller for transportkoeffisienter, med primærfokus på revidert Enskogteori, en variant av kinetisk gassteori som kan brukes ved høye tettheter.
Holder også litt på med termodynamikk for kvantefluider og overflatetermodynamikk ved bruk av klassisk tetthetsfunksjonalteori (CDFT).
Jeg brenner for tilgjengeliggjøring av åpen kildekode til nyttige programmer, så jeg jobber med å utvikle og vedlikeholde flere åpne bibliotek hvor vi tilgjengeliggjør modellene vi utvikler i forskningen vår. Disse bibliotekene utgjør også ryggraden for beregningene vi gjør i forskningen vår.
ThermoPack
Contributing to maintenance and development of the open thermodynamic library ThermoPack, which is used for thermodynamic calculations with a wide variety of equations of state.
KineticGas
Developing and maintaining the open library KineticGas, an implementation of revised Enskog theory for predicting transport coefficients in dilute and dense gas mixtures and pure gases.
SurfPack
Developing and maintaining the SurfPack library, a Python library for classical density functional theory (CDFT), which is used for calculations in interfacial thermodynamics
Publikasjoner
2025
-
Jervell, Vegard Gjeldvik;
Wilhelmsen, Øivind.
(2025)
The limits of Feynman–Hibbs corrections in capturing quantum-nuclear contributions to thermophysical properties.
Journal of Chemical Physics
Vitenskapelig artikkel
-
Løken, Johannes S.;
Jervell, Vegard Gjeldvik;
Hammer, Morten;
Hafskjold, Bjørn;
Trinh, Thuat;
Wilhelmsen, Øivind.
(2025)
Viscosity, thermal conductivity and self-diffusion coefficient of the Lennard-Jones spline fluid: Evaluation of theories for a short-ranged potential.
Fluid Phase Equilibria
Vitenskapelig artikkel
-
Jervell, Vegard Gjeldvik;
Gjennestad, Magnus Aashammer;
Trinh, Thuat;
Wilhelmsen, Øivind.
(2025)
Corrigendum to “The influence of thermal diffusion on water migration through a porous insulation material” [International Journal of Heat and Mass Transfer (2024) 125576](International Journal of Heat and Mass Transfer (2024) 227, (S0017931024004071), (10.1016/j.ijheatmasstransfer.2024.125576)).
International Journal of Heat and Mass Transfer
Errata
-
Jervell, Vegard Gjeldvik;
Hammer, Morten;
Wilhelmsen, Øivind;
Trinh, Thuat.
(2025)
Thermodynamic Properties of Hydrogen Adsorbed on Graphite Surfaces at Temperatures Above 100 K: A Molecular Dynamics and Classical Density Functional Theory Study.
Entropy
Vitenskapelig artikkel
2024
-
Jervell, Vegard Gjeldvik;
Wilhelmsen, Øivind.
(2024)
Predicting viscosities and thermal conductivities from dilute gas to dense liquid: Deriving fundamental transfer lengths for momentum and energy exchange in revised Enskog theory.
Journal of Chemical Physics
Vitenskapelig artikkel
-
Aasen, Ailo;
Jervell, Vegard Gjeldvik;
Hammer, Morten;
Strøm, Bjørn;
Skarsvåg, Hans Langva;
Wilhelmsen, Øivind.
(2024)
Bulk and interfacial thermodynamics of ammonia, water and their mixtures.
Fluid Phase Equilibria
Vitenskapelig artikkel
-
Jervell, Vegard Gjeldvik;
Gjennestad, Magnus Aashammer;
Trinh, Thuat;
Wilhelmsen, Øivind.
(2024)
The influence of thermal diffusion on water migration through a porous insulation material.
International Journal of Heat and Mass Transfer
Vitenskapelig artikkel
2023
-
Jervell, Vegard Gjeldvik;
Wilhelmsen, Øivind.
(2023)
Revised Enskog theory for Mie fluids: Prediction of diffusion coefficients, thermal diffusion coefficients, viscosities, and thermal conductivities.
Journal of Chemical Physics
Vitenskapelig artikkel
Tidsskriftspublikasjoner
-
Jervell, Vegard Gjeldvik;
Wilhelmsen, Øivind.
(2025)
The limits of Feynman–Hibbs corrections in capturing quantum-nuclear contributions to thermophysical properties.
Journal of Chemical Physics
Vitenskapelig artikkel
-
Løken, Johannes S.;
Jervell, Vegard Gjeldvik;
Hammer, Morten;
Hafskjold, Bjørn;
Trinh, Thuat;
Wilhelmsen, Øivind.
(2025)
Viscosity, thermal conductivity and self-diffusion coefficient of the Lennard-Jones spline fluid: Evaluation of theories for a short-ranged potential.
Fluid Phase Equilibria
Vitenskapelig artikkel
-
Jervell, Vegard Gjeldvik;
Gjennestad, Magnus Aashammer;
Trinh, Thuat;
Wilhelmsen, Øivind.
(2025)
Corrigendum to “The influence of thermal diffusion on water migration through a porous insulation material” [International Journal of Heat and Mass Transfer (2024) 125576](International Journal of Heat and Mass Transfer (2024) 227, (S0017931024004071), (10.1016/j.ijheatmasstransfer.2024.125576)).
International Journal of Heat and Mass Transfer
Errata
-
Jervell, Vegard Gjeldvik;
Hammer, Morten;
Wilhelmsen, Øivind;
Trinh, Thuat.
(2025)
Thermodynamic Properties of Hydrogen Adsorbed on Graphite Surfaces at Temperatures Above 100 K: A Molecular Dynamics and Classical Density Functional Theory Study.
Entropy
Vitenskapelig artikkel
-
Jervell, Vegard Gjeldvik;
Wilhelmsen, Øivind.
(2024)
Predicting viscosities and thermal conductivities from dilute gas to dense liquid: Deriving fundamental transfer lengths for momentum and energy exchange in revised Enskog theory.
Journal of Chemical Physics
Vitenskapelig artikkel
-
Aasen, Ailo;
Jervell, Vegard Gjeldvik;
Hammer, Morten;
Strøm, Bjørn;
Skarsvåg, Hans Langva;
Wilhelmsen, Øivind.
(2024)
Bulk and interfacial thermodynamics of ammonia, water and their mixtures.
Fluid Phase Equilibria
Vitenskapelig artikkel
-
Jervell, Vegard Gjeldvik;
Gjennestad, Magnus Aashammer;
Trinh, Thuat;
Wilhelmsen, Øivind.
(2024)
The influence of thermal diffusion on water migration through a porous insulation material.
International Journal of Heat and Mass Transfer
Vitenskapelig artikkel
-
Jervell, Vegard Gjeldvik;
Wilhelmsen, Øivind.
(2023)
Revised Enskog theory for Mie fluids: Prediction of diffusion coefficients, thermal diffusion coefficients, viscosities, and thermal conductivities.
Journal of Chemical Physics
Vitenskapelig artikkel
Formidling
2024
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Vitenskapelig foredragJervell, Vegard Gjeldvik. (2024) Prediction of transport properties in dense cryogenic gases. Symposium on thermophysical properties , Boulder, Colorado, USA 2024-06-24 - 2024-06-28
2023
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Vitenskapelig foredragJervell, Vegard Gjeldvik. (2023) Revised Enskog Theory for Mie fluids: A predictive model for transport properties in dense gases. International Meeting on Thermodiffusion , Tarragona 2023-06-29 - 2023-07-01
2022
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PosterJervell, Vegard Gjeldvik; Bråten, Vilde; Wilhelmsen, Øivind. (2022) Chapman Enskog theory for Mie fluids. ESAT 2022 , Graz 2022-07-17 - 2022-07-20