Solute diffusion by self-interstitial defects and radiation-induced segregation in ferritic Fe–X (X= Cr, Cu, Mn, Ni, P, Si) dilute alloys

L Messina, T Schuler, M Nastar, MC Marinica, P Olsson - Acta Materialia, 2020 - Elsevier
This work investigates solute transport due to self-interstitial defects and radiation induced
segregation tendencies in dilute ferritic alloys, by computing the transport coefficients of …

Intergranular corrosion behavior of low-chromium ferritic stainless steel without Cr-carbide precipitation after aging

S Hu, Y Mao, X Liu, EH Han, H Hänninen - Corrosion Science, 2020 - Elsevier
The intergranular corrosion behavior of the low-chromium ferritic stainless steel without Cr-
carbide precipitation was investigated by the methods of qualitative and quantitative …

Microstructural examination of neutron, proton and self-ion irradiation damage in a model Fe9Cr alloy

JC Haley, S de Moraes Shubeita, P Wady… - Journal of Nuclear …, 2020 - Elsevier
Transmission electron microscopy (TEM) was used to compare the microstructural defects
produced in an Fe9Cr model alloy during exposure to neutrons, protons, or self-ions …

[HTML][HTML] Defect accumulation and evolution during prolonged irradiation of Fe and FeCr alloys

F Granberg, J Byggmästar, K Nordlund - Journal of Nuclear Materials, 2020 - Elsevier
The understanding of materials' behaviour during continuous irradiation is of great interest
for utilizing materials in environments where harsh radiation is present, like nuclear power …

Phase field methods

P Bellon, L Thuinet - Comprehensive nuclear materials, 2020 - hal.science
This article reviews the principles and applications of the phase field technique for modeling
phase transformations and microstructural evolutions, with an emphasis on solid-solid …

Combining DFT and CALPHAD for the development of on-lattice interaction models: The case of Fe-Ni system

Y Wang, K Li, F Soisson, CS Becquart - Physical Review Materials, 2020 - APS
We present a model of pair interactions on rigid lattice to study the thermodynamic
properties of iron-nickel alloys. The pair interactions are fitted at 0 K on ab initio calculations …

[HTML][HTML] Effects of grain boundaries on the radiation-induced defects evolution in BCC Fe–Cr alloy: A molecular dynamics study

J Zhang, H He, W Liu, L Kang, D Yun, P Chen - Nuclear Materials and …, 2020 - Elsevier
Molecular dynamics (MD) method was conducted on four types of symmetric tilt grain
boundaries (GBs) in body-centered cubic (BCC) Fe–9Cr alloy. The formation energy and …

Kinetic Monte Carlo simulations of irradiation effects

C Becquart, N Mousseau, C Domain - 2020 - lilloa.univ-lille.fr
Monte Carlo (MC) techniques are among the most used techniques for modeling materials
at the atomic scale, with those of molecular dynamics. The name MC comes from the fact …

A physics-based machine learning study of the behavior of interstitial helium in single crystal W–Mo binary alloys

AJ Samin - Journal of Applied Physics, 2020 - pubs.aip.org
In this work, the behavior of dilute interstitial helium in W–Mo binary alloys was explored
through the application of a first principles-informed neural network (NN) in order to study …

Defective structures in FeCrAl alloys from first principles calculations

D Shi, J Song, Z Liu, H Li, M Bu, Y Li… - Japanese Journal of …, 2020 - iopscience.iop.org
The FeCrAl alloy system is well known as a potential candidate material for the accident
tolerant fuel (ATF) cladding in the nuclear power industry owing to its high oxidation …