半导体问答网
Poly蝕刻步驟如何Monitor? 試說明其Monitor項目及方法
(1) Break etch: E/R on Si and SiO2, Particle。
(2) Main etch: E/R on Si and PR for main Poly etching, particle, E/P.
(3) Over etch: E/R on Si and SiO2 for poly over-etching
见过这张图的举手看看!