collaborators

6 papers

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-sci2020

Pressure induced lattice expansion and phonon softening in layered

Pinku Saha, Bishnupada Ghosh, Aritra Mazumder +2

We report high pressure X-ray diffraction and a detailed systematic Raman measurements on sample, which is mechanically exfoliated from a single crystal. A few new Bragg pe…

cond-mat.mtrl-sci2020

High Pressure Structural Investigation on Lead-Free Piezoelectric -

Anshuman Mondal, Pinku Saha, Bishnupada Ghosh +4

The solid solution - (BCZT) has become a promising member of the lead-free piezoelectric materials because of its exceptiona…

cond-mat.mtrl-sci2020

Anomalous compressibility in 1T MoTe single crystal:High pressure Raman and structural studies

Bishnupada Ghosh, Pinku Saha, Goutam Dev Mukherjee

A detailed high pressure study is carried out on 1T MoTe using X-ray diffraction(XRD) and Raman spectroscopy measurements upto about 30.5 GPa. High pressure XRD meas…

cond-mat.mtrl-sci2019

High pressure anomalies in exfoliated : Resonance Raman and X-ray diffraction studies

Pinku Saha, Bishnupada Ghosh, Aritra Mazumder +1

Detailed high pressure Resonance Raman () Spectroscopy and X-ray diffraction () studies are carried out on 3-4 layered obtained by liquid exfoliation. Analysis of…

cond-mat.mtrl-sci2019

Synthesis and Compression study of orthorhombic : A possible constituent of the Earth's core

Pinku Saha, Konstantin Glazyrin, Goutam Dev Mukherjee

The orthorhombic phase of Si-doped Fe carbide is synthesized at high pressures and temperatures using laser-heated diamond anvil cell (LHDAC), followed by its characterization usin…