Vijay Kumar

4 Questions 8 Answers 0 Followers

Questions related from Vijay Kumar

How I can calculate the octahedral rotation and octahedral tilt angle in Monoclinic (Cc) Structure ?

I want to calculate the octahedral rotation and octahedral tilt angle for my doped BiFeO3. The structure was confirmed using Rietveld Refinement through Fullprof Software. I obtain the Fe-O-Fe...

09 April 2018 6,810 4 View

Why is the singular matrix problem observed when running the fullprof software PCR file?

While I am varying the parameters and runs the pcr file in fullprof I am observing the Singular matrix problem can anyone suggest me how to vary that parameter on which parameter this problem shown.

23 February 2015 9,350 11 View

What is the meaning of Warning Eclectic-view-ratio is TOO LOW (<4)? If there is no constraint could your intensity-affecting parameters be inaccurate?

During the refinement after varying some parameters warnings show in the SUM file of FULLPROF. What is meaning of this warning? Can you suggest what I should do?

13 February 2015 2,613 1 View

How can we identify the phase structure by seeing the XRD Pattern of XRD Data?

For going towards the Rietveld refinement we need to make the best PCR file that should follow that phase. But if we are synthesizing the new composition that is not available in the literature...

20 January 2015 7,776 5 View