Unraveling the temperature dependence of the yield strength in single-crystal tungsten using atomistically-informed crystal plasticity calculations

D Cereceda, M Diehl, F Roters, D Raabe… - International Journal of …, 2016 - Elsevier
We use a physically-based crystal plasticity model to predict the yield strength of body-
centered cubic (bcc) tungsten single crystals subjected to uniaxial loading. Our model …

Stress and temperature dependence of screw dislocation mobility in -Fe by molecular dynamics

MR Gilbert, S Queyreau, J Marian - Physical Review B—Condensed Matter …, 2011 - APS
The low-temperature plastic yield of α-Fe single crystals is known to display a strong
temperature dependence and to be controlled by the thermally activated motion of screw …

Modeling microstructure and irradiation effects

CS Becquart, C Domain - Metallurgical and Materials Transactions A, 2011 - Springer
This article gives an overview of the strategy followed nowadays to model the evolution of
metallic alloy microstructures under irradiation. For this purpose, multiscale approaches are …

PERFORM 60: Prediction of the effects of radiation for reactor pressure vessel and in-core materials using multi-scale modelling–60 years foreseen plant lifetime

A Al Mazouzi, A Alamo, D Lidbury, D Moinereau… - … engineering and design, 2011 - Elsevier
In nuclear power plants, materials undergo degradation due to severe irradiation conditions
that may limit their operational lifetime. Utilities that operate these reactors need to quantify …

Understanding the effect of irradiation temperature on microstructural evolution of 20MnMoNi55 steel

AP Srivastava, SK Sharma, S Saini, S Neogy… - Scientific Reports, 2022 - nature.com
In this study, the effect of irradiation temperature on microstructural evolution of Indian RPV
steel is reported. This study, by virtue of helium ion irradiation at 77, 300 and 573 K, could …

Numerical approach of cyclic behaviour of 316LN stainless steel based on a polycrystal modelling including strain gradients

J Schwartz, O Fandeur, C Rey - International journal of fatigue, 2013 - Elsevier
A non-local polycrystal approach, taking into account strain gradients, is proposed to
simulate the 316LN stainless steel fatigue life curve in the hardening stage. Material …

Modeling of radiation hardening in ferritic/martensitic steel using multi-scale approach

NN Kumar, PV Durgaprasad, BK Dutta… - Computational materials …, 2012 - Elsevier
Fe–Cr based ferritic/martensitic (FM) steels are the candidate structural materials for future
fusion reactors. In this work, a multi-scale approach comprising atomistic and dislocation …

Overview of the RPV-2 and INTERN-1 packages: From primary damage to microplasticity

G Adjanor, S Bugat, C Domain, A Barbu - Journal of nuclear materials, 2010 - Elsevier
In the framework of the European project PERFECT, four multiscale simulation packages
dedicated to the prediction of evolution of material properties were developed. Among them …

Deformation studies from in situ SEM experiments of a reactor pressure vessel steel at room and low temperatures

F Latourte, T Salez, A Guery, N Rupin… - Journal of Nuclear …, 2014 - Elsevier
This paper presents the strain fields acquired at micro-structural scale for a pressure vessel
steel, used in the French pressurized water reactors (PWR) and designated as 16MND5 or …

Full field measurements used for assessing industrial issues-Two examples

F Latourte, N Rupin, M He, A Parrot, S Leclercq - Procedia IUTAM, 2012 - Elsevier
This paper presents two case studies in which the use of full field measurements could
provide valuable information to allow the development of R&D methods having the potential …