TY - RPRT TI - $\mathrm{REX}$: An analytical tool for reactor operating envelope expansion through fuel-clad thermo-mechanics AU - Fassino, Nicholas J. AU - Erickson, Anna PY - 2021 DO - 10.1016/j.nucengdes.2021.111625 UR - https://www.osti.gov/biblio/1977507 ID - 1977507 ER -