Nabasindhu Das

5 Questions 3 Answers 0 Followers

Questions related from Nabasindhu Das

How should I initialise the mpirun parameters for running a quantum espresso 'scf' calculation for the best parallel computing performance?

Hi, I am trying to do a Quantum espresso SCF calculation on an Intel Xeon Gold Gold 5120 CPU @ 2.20 GHz (2 Processor). It has 56 cores and a 96 GB RAM. I am trying to do a parallel calculation...

02 July 2020 6,840 3 View

Why does chevron like pattern emerges on laser annealed germanium thin films on silicon ?

We have deposited amorphous germanium thin films on silicon using evaporation. This was followed by pulsed laser annealing using Nd: YaG laser. Above threshold intensity, it was observed that the...

28 June 2019 1,232 5 View

Is there a way to get a clear solution of ZnO from ZnO nanoparticles ?

I want to make a ZnO solution from ZnO nanoparticles, but the initial dispersion of ZnO nanoparticles in methanol is hazy and white. we have tried to add a bit of acetic acid, but the results were...

25 March 2019 4,610 8 View

Is there a way to use ZnO nanoparticles to create thin films ?

I want to make a ZnO thin film of nanoscale for using as a electron transport layer in organic/perovskite solar cells. In most of the papers, the fabrication of such film is reported from zinc...

23 March 2019 7,966 6 View

What does fwhm represents in a photoluminescence spectrum ?

I want to know the physical analogy/information that is provided by fwhm of a photo luminescence spectrum of a semiconductor ( say CdSe or Halide perovskite quantum dots?

24 May 2018 7,159 5 View