[HTML][HTML] Perspectives on multiscale modelling and experiments to accelerate materials development for fusion
Prediction of material performance in fusion reactor environments relies on computational
modelling, and will continue to do so until the first generation of fusion power plants come on …
modelling, and will continue to do so until the first generation of fusion power plants come on …
The treatment of electronic excitations in atomistic models of radiation damage in metals
Atomistic simulations are a primary means of understanding the damage done to metallic
materials by high energy particulate radiation. In many situations the electrons in a target …
materials by high energy particulate radiation. In many situations the electrons in a target …
Making tracks: electronic excitation roles in forming swift heavy ion tracks
N Itoh, DM Duffy, S Khakshouri… - Journal of Physics …, 2009 - iopscience.iop.org
Swift heavy ions cause material modification along their tracks, changes primarily due to
their very dense electronic excitation. The available data for threshold stopping powers …
their very dense electronic excitation. The available data for threshold stopping powers …
Spin-lattice-electron dynamics simulations of magnetic materials
PW Ma, SL Dudarev, CH Woo - Physical Review B—Condensed Matter and …, 2012 - APS
We develop a dynamic spin-lattice-electron model for simulating the time-dependent
evolution of coupled spin, atomic, and electronic degrees of freedom in a magnetic material …
evolution of coupled spin, atomic, and electronic degrees of freedom in a magnetic material …
[HTML][HTML] Modelling the effects of electronic excitations in ionic-covalent materials
DM Duffy, SL Daraszewicz, J Mulroue - Nuclear Instruments and Methods …, 2012 - Elsevier
High energy radiation events in ionic and covalent materials can lead to highly excited
electronic configurations which, over time, relax to the ground state, either radiatively by …
electronic configurations which, over time, relax to the ground state, either radiatively by …
The contribution of inner electron excitation to the electronic stopping power of palladium for protons
WQ Jin, F Mao, SM Li, WQ Zuo, RD Chen… - Physical Chemistry …, 2023 - pubs.rsc.org
The electronic stopping power of palladium (Pd) for protons is investigated based on time-
dependent density functional theory combined with Ehrenfest molecular dynamics …
dependent density functional theory combined with Ehrenfest molecular dynamics …
[HTML][HTML] Stopping power beyond the adiabatic approximation
Energetic ions traveling in solids deposit energy in a variety of ways, being nuclear and
electronic stopping the two avenues in which dissipation is usually treated. This separation …
electronic stopping the two avenues in which dissipation is usually treated. This separation …
Modelling non-adiabatic processes using correlated electron-ion dynamics
EJ McEniry, Y Wang, D Dundas, TN Todorov… - The European Physical …, 2010 - Springer
Here we survey the theory and applications of a family of methods (correlated electron-ion
dynamics, or CEID) that can be applied to a diverse range of problems involving the non …
dynamics, or CEID) that can be applied to a diverse range of problems involving the non …
An ab initio study of the effect of charge localization on oxygen defect formation and migration energies in magnesium oxide
J Mulroue, DM Duffy - Proceedings of the Royal Society …, 2011 - royalsocietypublishing.org
Plane-wave density functional theory was used to study the properties of oxygen vacancies
and interstitials, with different charge states, in MgO. The calculated properties were the …
and interstitials, with different charge states, in MgO. The calculated properties were the …
Incorporating non-adiabatic effects in embedded atom potentials for radiation damage cascade simulations
D Mason - Journal of Physics: Condensed Matter, 2015 - iopscience.iop.org
In radiation damage cascade displacement spikes ions and electrons can reach very high
temperatures and be out of thermal equilibrium. Correct modelling of cascades with …
temperatures and be out of thermal equilibrium. Correct modelling of cascades with …