TY - JOUR AU - Mark Sobolewski AU - David Lahr C2 - Journal of Vacuum Science and Technology A DA - 2012-07-23 LA - en M1 - 30 PB - Journal of Vacuum Science and Technology A PY - 2012 TI - Origin of Electrical Signals for Plasma Etching Endpoint Detection: Comparison of Endpoint Signals and Electron Density ER -