Pressure-Driven Polar Orthorhombic to Tetragonal Phase Transition in Hafnia at Room Temperature

Janice L. Musfeldt, Sobhit Singh, Kevin A. Smith, Xianghan Xu, Sang-Wook Cheong, Zhenxian Liu, David Vanderbilt, Karin M. Rabe, Pressure-Driven Polar Orthorhombic to Tetragonal Phase Transition in Hafnia at Room Temperature. Chem. Mater. (2025). [doi: 10.1021/acs.chemmater.4c02596]