Md Abdullah Al Hasan

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Questions related from Md Abdullah Al Hasan

How to develop MATLAB code to determine Hydrogen interstial diffusion in Octahedral or Tetrahedral site of BCC lattice?

Hydrogen diffusion in metals is a common phenomenon, normally H follows the Tetrahedral voids than Octahedral ones in a bcc lattice. How to develop a MATLAB or any other code to determine how many...

08 January 2019 3,248 3 View

What is the surface emissivity of Pb-Sn(40-60) solder paste at liquid state?

Pb-Sn solder paste surface emissivity is needed for the calculation of Radiant heat transfer coefficient.

11 December 2018 8,077 2 View

What are the material properties of 60Sn-40Pb solder and rosin flux core like density, thermal conductivity at different temperatures?

For modeling in COMSOL, I need density, thermal conductivity, and thermal expansion coefficient at different temperatures. If anyone can provide a link or chart or table of the material properties...

03 December 2018 3,642 1 View