TY - RPRT TI - Experimental observations of large changes in electron density distributions in β - Ge AU - Li, Rui AU - Liu, Jing AU - Popov, Dmitry AU - Park, Changyong AU - Meng, Yue AU - Shen, Guoyin PY - 2019 DO - 10.1103/physrevb.100.224106 UR - https://www.osti.gov/biblio/1607449 ID - 1607449 ER -