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March 29, 2026Journal of Nuclear MaterialsOpen Access

The true thermal expansion of uranium mononitride

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Authors

MRM.J. RangerUNSW Sydney JSJ.H. StansbyUNSW Sydney FSF. SweidanKTH Royal Institute of Technology

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Implication

Calculations of thermal expansion in uranium mononitride reveal its dimensional changes with temperature, indicating precise measurements across a wide range.

Key Points

This research aims to calculate the true thermal expansion of uranium mononitride using neutron diffraction data.
Utilized in situ neutron powder diffraction data
Calculated thermal expansion from 673 to 1273 K
Derived equations for linear and mean thermal expansion coefficients
True linear thermal expansion coefficient (αt) spans from 250 K to 2523 K
Identified that coefficients from this study align with existing literature values
Equations for thermal expansion provide predictive capability for various temperatures.

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Ranger et al. (2026) studied this question.

synapsesocial.com/papers/69c8c115de0f0f753b39bb99 https://doi.org/10.1016/j.jnucmat.2026.156623

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Implication

Calculations of thermal expansion in uranium mononitride reveal its dimensional changes with temperature, indicating precise measurements across a wide range.

The true thermal expansion of uranium mononitride

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Implication

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Cite This Study

The true thermal expansion of uranium mononitride

Discussion

Member takes

Implication

Key Points

Cite This Study

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