[Wien] consistency in Ueff values

Laurence Marks laurence.marks at gmail.com
Fri Sep 18 14:08:54 CEST 2015


Is it appropriate to consider how fast people walk in, for instance, Moscow
and Beirut and based upon this decide who is healthier?

As a PhD student should you really be asking this type of question on a
list? The answer is quite obvious!

---
Professor Laurence Marks
Department of Materials Science and Engineering
Northwestern University
http://www.numis.northwestern.edu
Corrosion in 4D http://MURI4D.numis.northwestern.edu
Co-Editor, Acta Cryst A
"Research is to see what everybody else has seen, and to think what nobody
else has thought"
Albert Szent-Gyorgi
On Sep 18, 2015 05:23, "saurabh samant" <saurabhsamant9 at gmail.com> wrote:

> Dear WIEN2k users,
>
> In paper " S. Sarkar, M.D. Raychaudhry, I. Dasgupta and T. Saha-Dasgupta
> Phys. Rev. B 80, 201101 (R) (2009). " Ueff for Fe and Cr is 1.6 eV and
> 0.7 respectively for compound FeCr2S4. In another paper " K. Ramaswamy, H.
> Sims, R.K. Gupta, D. Kumar, W.H. Butler, A. Gupta, Chem. Mater.,
> dx.doi.org/10.1021/cm401938f" Ueff for Co and Cr is 3.5 eV and 2.5 eV for
> compound CoCr2S4. Ueff values are different for the Cr ion in FeCr2S4 and
> CoCr2S4 in the two papers. As the band gap depend on the Ueff values, is
> it correct to directly compare the DoS obtained for these compounds.
>
> Thanking you,
> S. Samant
> Ph.D. student
>
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