High energy radiation tolerance of iron phosphate glasses: Molecular dynamics study
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In: Journal of Nuclear Materials, Vol. 596, 155057, 01.08.2024.
Research output: Contribution to journal › Article › peer-review
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TY - JOUR
T1 - High energy radiation tolerance of iron phosphate glasses: Molecular dynamics study
AU - Cockrell, Cillian
AU - Trachenko, Kostya
AU - Grimes, Robin W.
AU - Patel, Maulik
AU - Joseph, Kitheri
PY - 2024/8/1
Y1 - 2024/8/1
N2 - We report the results of massive parallel molecular dynamics simulations of high-energy radiation damage in phosphate glasses. This damage is created by overlapping multiple 70 keV collision cascades. We quantify different aspects of radiation-induced structural changes including at different stages of damage development, including coordination numbers, cluster sizes and density. The overall trend is that radiation damage causes polymerisation of the glass network and the loss of small and isolated clusters, however the details of this response vary with different glass compositions.
AB - We report the results of massive parallel molecular dynamics simulations of high-energy radiation damage in phosphate glasses. This damage is created by overlapping multiple 70 keV collision cascades. We quantify different aspects of radiation-induced structural changes including at different stages of damage development, including coordination numbers, cluster sizes and density. The overall trend is that radiation damage causes polymerisation of the glass network and the loss of small and isolated clusters, however the details of this response vary with different glass compositions.
U2 - 10.1016/j.jnucmat.2024.155057
DO - 10.1016/j.jnucmat.2024.155057
M3 - Article
VL - 596
JO - Journal of Nuclear Materials
JF - Journal of Nuclear Materials
SN - 0022-3115
M1 - 155057
ER -