TY - RPRT TI - Persistent Negative Compressibility Coupled to Optical Modulation in Empty-Perovskite TiOF[subscript AU - Lu, Yang AU - Yan, Hao AU - Huang, Eugene AU - Chen, Bin PY - 2021 DO - 10.1021/acs.jpcc.1c01601 UR - https://www.osti.gov/biblio/1787793 ID - 1787793 ER -