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cond-mat.mtrl-sci2020
Pressure induced emergence of visible luminescence in : Effect of structural distortion in optical behaviour
Debabrata Samanta, Pinku Saha, Bishnupada Ghosh +4
We report emergence of photoluminescence at room temperature in trigonal at high pressures. Enhancement in intensity with pressure is found to be driven by increase…
cond-mat.mtrl-sci2015
Direct Observation of Re-entrant Multiferroic CuO at High Pressures
Rajesh Jana, Pinku Saha, Vivek Pareek +5
We have carried out a detailed experimental investigation on CuO using dielectric constant, ac resistance, Raman spectroscopy and X-ray diffraction measurements at high pressures a…