Praveen Patnaik

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Questions related from Praveen Patnaik

How to do Roughness calculation from wyko vision ascii file using MATLAB?

Hello everyone, I'm experiencing an issue regarding surface roughness calculation and I could use some help in troubleshooting. Here's what I've done so far: I measured surface roughness using an...

13 July 2023 7,976 2 View

How to make polycrystal files work in lammps?

I created a file af polycrystal diamond using atomsk and saved it using .lmp extension. When I run the file in lammps it is unable to read it but when I prepare a .lmp file for single crystal...

23 February 2023 2,010 3 View

If we are doing a solid solid diffsuion between two solids . How do we calculate the etching rate and other arehnius parameters?

Suppose I have solid 1 = poly crystal diamond solid 2 = Iron I put iron plate over diamond and anneal it at a temperature that facilitates diffusion. Carbon will diffuse into iron How will I...

01 January 2023 530 1 View

Any method to approximate grain orientation of polycrystal diamond over a large surface (1mm *1mm)) ??

For instance I need to know statistically in a area of 1mm * 1 mm how many 110 or 101 or 011 grains are present or grains closer to any one of these will be mapped under one these plane group. I...

03 August 2022 2,302 2 View

What is the syntax to use two different potentials in a single simulation? {MEAM & Tersoff}

I am doing a diffusion between Fe and Diamond (C) Fe-Fe (interaction)–> MEAM potential Fe-C (Interaction)–> MEAM potential C-C (interaction) → Tersoff potential The potential files are as...

01 January 1970 1,157 0 View