12 Questions 7 Answers 0 Followers
Questions related from Chandra prakash Goyal
If I pass a laser light through 100, 110, 111 or polycrystal sheet, will scattering, diffraction happen or not? As when x-ray pass through different planes, it happens. Can anyone suggest the...
08 August 2018 9,684 7 View
If i use Copper acetate in place of copper nitrate in the solvothermal process at 120C, what may be changes? Will i get same morphology?In a journal they performed Solvothermal process to obtain...
05 May 2018 2,555 2 View
I synthesized metal oxides with different morphology by chemical route, now i have it in powder form. I want to make thin film of this material o glass substrate to measure gas sensing properties....
05 May 2018 4,950 11 View
Can you please suggest chemical for selective etchant for Poly and Single crystalline SiGe wafer with respect to Si? i want to use it for SiGe NWs fabrication process
12 December 2017 7,720 1 View
Can you please tell which wet chemical process is good to clean Si, Ge, SiGe wafers to remove metals, native oxides and organic impurities?
12 December 2017 8,152 2 View
I purchased commercial Single crystalline Silicon wafer. company mentioned, it is plane oriented wafer. When I am doing getting XRD peaks on 69.24, 65.84, 61.68, 33. when i compare...
07 July 2017 3,486 4 View
I am using SOI wafer for my research work. When i am doing XRD then i am getting major peak 69.58. I matched this with JCPDS Data base. That peak reported as Si peak. Can...
07 July 2017 8,339 0 View
I got skin burn in my hand when handling the chemicals in my laboratory. I used ethanol, acetone, Naoh, hexamine, zinc nitrate & acetate. I have etching, rushes, red spots, little hot place...
06 June 2017 3,868 2 View
I am constructing the Thermal evaporation system. I want to know the melting point and evaporation temperature of tungsten boat during the deposition. How can i do?
05 May 2017 1,872 2 View
I want to grow ZnO Nanowires on glass substrate by hydrothermal growth. I found various methods. I have following doubts... Seed layer importance and effect on NWs growth, size of Nanoparticles,...
05 May 2017 5,090 3 View
I am depositing Germanium on silicon by thermal evaporation. I am using Tungsten boat. My question is that can i use same boat multiple time for germanium deposition (Reuse same boat for next...
05 May 2017 3,201 4 View
Can you suggest how can i clean SGOI, SiGe, GOI substrates for initial cleaning, Oxides etching, Photo resist removal, Organic impurity removal, Metallic impurity removal etc? Can i follow the...
04 April 2017 7,140 1 View
