Hi all, I want to know if it is possible to fill a small deep trench with W by means of PECVD. Dimensions: Width is app. 0.5 µm Depth is app. 5µm Or what is the more standard ratio for filling such trenches by PECVD? Thanks in advance. Peter Kuijpers MiPlaza Technology Laboratories Philips Research Europe Email: p.e.m.kuijpers@philips.com