Phase stability, mechanical and thermodynamic properties of (Hf, Zr, Ta, M) B2 (M= Nb, Ti, Cr, W) quaternary high-entropy diboride ceramics via first-principles …
As the high-entropy design concept applied to the diboride ceramic system, high-entropy
diboride ceramics with a wide range of composition control, is expected to become a new …
diboride ceramics with a wide range of composition control, is expected to become a new …
Influences of sintering parameters on attainable hydrogen density and microstructure of YH2-x monoliths fabricated by spark plasma sintering
H He, B Li, D Chang, W Luo, J Chen, H Wu, Y Li… - International Journal of …, 2023 - Elsevier
YH 2 bulk is regarded as the most potential metal hydride to be used as neutron moderator
of microreactors serving as likely space nuclear power. In this work, YH 2-x monoliths are …
of microreactors serving as likely space nuclear power. In this work, YH 2-x monoliths are …
Advanced moderator material handbook
High hydrogen density moderators such as metal hydrides are an important research topic
within the DOE NE Microreactor Research, Development, and Deployment (RD&D) Program …
within the DOE NE Microreactor Research, Development, and Deployment (RD&D) Program …
Advancements in yttrium hydride moderator development
As microreactors evolve to become a more affordable and efficient worldwide energy
source, the development of moderator material within the system to decrease the required …
source, the development of moderator material within the system to decrease the required …
Limitations of hydrogen detection after 150 years of research on hydrogen embrittlement
MA Tunes, PJ Uggowitzer… - Advanced …, 2024 - Wiley Online Library
Hydrogen's significance in contemporary society lies in its remarkable energy density, yet its
integration into the worldwide energy grid presents a substantial challenge. Exposing …
integration into the worldwide energy grid presents a substantial challenge. Exposing …
Reactor physics considerations for use of yttrium hydride moderator
BJ Ade, BR Betzler, JR Burns… - Nuclear Science and …, 2022 - Taylor & Francis
Recent developments in manufacturing large metal hydrides are enabling their use as a
moderator for advanced reactor designs. Yttrium hydride (YHx) is particularly attractive for …
moderator for advanced reactor designs. Yttrium hydride (YHx) is particularly attractive for …
A density functional theory and neutron diffraction study of the ambient condition properties of sub-stoichiometric yttrium hydride
Several mechanical and thermophysical properties are required as a function of non-
stoichiometry for the successful implementation of YH 2-x for nuclear reactor moderator …
stoichiometry for the successful implementation of YH 2-x for nuclear reactor moderator …
Thermomechanical properties and microstructures of yttrium hydride
X Hu, KA Terrani - Journal of Alloys and Compounds, 2021 - Elsevier
Yttrium hydride is an optimal choice for a high-temperature moderator material in advanced
thermal neutron spectrum reactors that require small core volumes. However, a complete …
thermal neutron spectrum reactors that require small core volumes. However, a complete …
Capturing multiphysics effects in hydride moderated microreactors using MARM
High temperature hydrides are being considered as neutron moderators for LEU
microreactor systems due to their ability for creating a compact core with minimum loading of …
microreactor systems due to their ability for creating a compact core with minimum loading of …
Thermophysical properties and reversible phase transitions in yttrium hydride
The thermophysical properties of yttrium hydrides were investigated as a function of
temperature (room temperature [RT] to 700° C) and hydrogen concentration (H/Y ratio …
temperature (room temperature [RT] to 700° C) and hydrogen concentration (H/Y ratio …