Sorb Yesudhas

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Questions related from Sorb Yesudhas

How to carry out texture analysis in Fullprof?

GSAS II and Maud softwares are used to perform texture analysis. What is the extension file need to be added in the pcr file in Fullprof to carry out texture analysis?

08 September 2020 963 2 View

What would be the X-ray diffraction intensity of a ternary compound with one atom spatially fluctuating inside the octahedra?

If a ternary ABC2 compound with two sublattices, say BC4 and AC8, where B and C are at the center of tetrahedra and octahedra respectively, suppose if A atom is randomly fluctuating inside the AC8...

24 January 2020 4,899 4 View

Is there a possibility of coupling between optical phonon and lone pair of electrons (lone pair electron-phonon coupling)?

The electron-phonon coupling is very common in condensed matter physics. But I am not sure if the same phenomenon is allowed between lone pair of electrons and phonon?.

27 November 2019 379 4 View

How to run a cmpr file with synchrotron data in dat format?

While I am uploading dat file in CMPR software, I don't see any peak list in my index menu. So I am unable to continue further for peak indexing. How to solve this issue?

21 March 2017 4,090 1 View

I have a high pressure data on EXAFS and I am a beginner on this topic. How to start EXAFS data analysis?

I have to do a refinement on EXAFS data. Can anyone help me on how to start EXAFS analysis and what is the best software for this.

17 November 2016 3,341 3 View

How to reduce the chi square value of XRD pattern if its initial value is too high (10^7) by profile matching method?

I have solved the lattice type and space group of high pressure phase of a thallium based ternary ABC2 type compound which crystallizes in orthorhombic structure. I tried to fit the high pressure...

13 May 2016 6,498 23 View

Is there any possible way to distinguish between ETT and TPQT from high pressure XRD, Raman and resistivity studies?

ARPES study is the direct evidence for the topological insulating state. However, some of the trivial insulators can be transformed into non-trivial topological insulators by alloying, applying...

04 February 2015 3,897 3 View