TY - RPRT TI - Electron beam injection from a hollow cathode plasma into a downstream reactive environment: Characterization of secondary plasma production and Si 3 N 4 and Si etching AU - Li, Chen AU - Godyak, Valery AU - Hofmann, Thorsten AU - Edinger, Klaus AU - Oehrlein, Gottlieb S. PY - 2020 DO - 10.1116/1.5143537 UR - https://www.osti.gov/biblio/1779714 ID - 1779714 ER -