TY - RPRT TI - Erosion of focus rings in capacitively coupled plasma etching reactors AU - Wang, Xifeng AU - Lee, Hyunjae AU - Nam, Sang Ki AU - Kushner, Mark J. PY - 2021 DO - 10.1116/6.0001225 UR - https://www.osti.gov/biblio/1980702 ID - 1980702 ER -