Hossein Siadati

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Questions related from Hossein Siadati

What size grinding paper shall I use for surface preparation of SS316 or A6061 before nanometer thick graphite coating on it?

I wish to know if surface roughness makes much difference. The method of coating I plan to use is "sputtering" I would appreciate comments on coating thickness as well (still with sputtering).

01 January 2013 7,658 12 View

In thin film formation/deposition, what is the effect of "critical" thickness on the film/composite quality?

In general and for all thin film formation/deposition techniques, which one is (more) desirable, lower than critical thickness or thicker than critical thickness? At this point the technique I...

01 January 2013 7,941 5 View

What is the best procedure for cleaning or de-greasing the surface of 316 SS prior to graphite sputtering?

My thin films of graphite sputtered on 316 SS delaminate. I wonder if it has to do with surface cleaning, surface finishing or what. I would appreciate some feed back on this issue.

01 January 2013 6,862 11 View