Rohit Sharma

4 Questions 7 Answers 0 Followers

Questions related from Rohit Sharma

Ultra-Precision micro Milling Machine for Optical Applications?

Kindly Suggest the Ultra-Precision micro Milling machine available in the market. What are the lowest feedback resolutions available for the same. Materials likely to be processes: Metals,...

08 October 2021 4,371 3 View

I have diamond turned a Si wafer, Suggest how Transmission Electron Microscopy can be performed on Si wafer?

Wafer thickness is 100 microns? Is their any protocol to be followed for the sample preparation for TEM.

17 April 2017 8,545 4 View

How can bevel grinding and polishing of brittle materials be done? Does this process lead to the propagation of cracks in machined surface ?

If we do a bevel grinding and polishing of the diamond turned surface, them micro cracks will propagate. Till what extend it will affect the surface and its profile for the optical surface.

27 March 2015 3,295 3 View

What are the factors affecting subsurface damage? How can we calculate SSD in optical components?

We don't have any facility related to TEM, and I am working on blanks (Disc 25 mm).

07 November 2014 7,327 1 View