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Questions related from Rishi Prasad
I have performed PL for my ZnO sample synthesized by hydrothermal method using NaOH and HMT. The PL emission was recorded at excitation wavelength of 320 and 400nm. Both the obtained emissions are...
01 January 2019 8,888 3 View
Calcium doping into ZnO crystal by basic co-precipitation method shows me a red shift in the optical bandgap. Usually, a blueshift is expected. My case seems to be very abnormal. Any comments?
06 June 2017 5,495 1 View
Recently I tried to synthesize carbon nanoparticles by nitric acid oxidation method (3 samples based on different starting material). I observed peaks at 1065 1383 1597 cm-1 for sample 1. 1066,...
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