Ahmed R. Hegazy

6 Questions 6 Answers 0 Followers

Questions related from Ahmed R. Hegazy

How to open UXD files with FullProf?

My XRD data are in a UXD type. It didn't open with FullProf. I opened it with notepad and converted it to a TXT file, but when I tried to open this TXT file with FullProf, it didn't open...

07 July 2019 708 4 View

On the electron effective mass in a semiconductor??

Hello all, given the longitudinal and transverse effective masses, ml and mt, respectively, of a charge carrier in a semiconductor, the relation for determining the effective mass as a function...

05 May 2018 2,858 0 View

Is Bragg-Brentano geometry or parallel beam geometry better for XRD in thin films?

05 May 2018 1,357 1 View

References on Fluoroscence and Phosphoroscence??

Can i find references describing these two types of luminescence? Thank you

03 March 2018 5,181 8 View

What are the equations used to scale Hall effect quantities with the sample thickness?

I have done Hall effect measurements at an arbitrary value of thickness (500nm) in order to scale them after having the real thicknesses. Once I measure the actual thickness, what are the...

08 August 2017 6,697 3 View

How can determine the optical constants and thickness of a thin film?

I am trying to calculate the optical constants (n, k, etc.) and the film thickness of ZnSnO film, using a spectroscopic reflectometer manufactured by Angstrom Sun Tech. Inc. I could get very fine...

03 March 2016 9,695 11 View