[Wien] Optimization of volumen + TB-MBJ potential.

2011-05-25 Thread t...@theochem.tuwien.ac.at
The problem comes probably from the subroutine brj.f (the Newton
algorithm can not find the solution to the equation).
Does the problem appear for all volumes? Maybe you could send a zip file
which contains all input files such that we can test it ourself.

But, beside this I do not recommend to do structure optimization with
TB-MBJ. Instead, you should do the structure optimization with a GGA
(e.g., WC or PBE) and then use TB-MBJ only for the optimized volume.
TB-MBJ is a potential which was developed for the band structure and not
for the geometrical properties.

F. Tran 

On Wed, 25 May 2011, Jose Alfredo Camargo Martinez wrote:

> I have a difficulty to perform the optimization of volumen in the silicon 
> (also 
> on Ge) using the TB-MBJ potential.
> 
> I run Optimize.job, but in one of the cycles get stuck in lapw0!
> 
> Can you help with this, any ideas?
> 
> PDTA: There appears no error, just stagnate in one cycle
> 
>  Jos? A. Camargo Mart?nez


[Wien] spin-orbit coupling and magnetic anisotropy

2011-05-25 Thread pieper
Dear community

A question concernig spin-orbit coupling, and from there magnetic
anisotropy: From Pavel Novak's lecture notes on the calculation of
so-coupling in Wien2k I understand that this contribution to the
Hamiltonian is taken into account within the RMT only. Am I correct that,
thereby, Wien2k will only give information on what is termed the single-ion
anisotropy, but NOT on the anisotropic exchange (pseudo-dipolar)
interaction which arises if so-interaction on two neighboring ions is
treated with the Heisenberg exchange interaction as a perturbation? This
anisotropy is, of course, particularly important for spin-1/2 systems like
Cu2+ where the single-ion anisotropy vanishes.

Best regards,

Martin
 

-- 
Dr. Martin Pieper
Karl-Franzens University
Experimentalphysik
Universit?tsplatz 5
A-8010 Graz
Austria
Tel. +43-1-58801-13132
+43-316-380-8564


[Wien] Post-doctoral position - Bordeaux France

2011-05-25 Thread Carlier Dany
Dear all,

Please find attached the proposition for one year post-doctoral position 
in our institute ICMCB, Bordeaux (France)


  *Theoretical study of LiMPO_4 X (M = transition metal and X = F, OH,
  O) with tavorite structure, used a positive electrode in Li batteries*


Regards
Dany CARLIER

-- 
Dany CARLIER-LARREGARAY
ICMCB-CNRS
Ma?tre de conf?rences - Universit? Bordeaux1
33 5 40 00 35 69

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[Wien] Optimization of volumen + TB-MBJ potential.

2011-05-25 Thread Jose Alfredo Camargo Martinez
I have a difficulty to perform the optimization of volumen in the silicon (also 
on Ge) using the TB-MBJ potential.

I run Optimize.job, but in one of the cycles get stuck in lapw0!

Can you help with this, any ideas?

PDTA: There appears no error, just stagnate in one cycle

 Jos? A. Camargo Mart?nez
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[Wien] errors WIEN2K

2011-05-25 Thread Tetyana Zayar
Dear Prof. Peter BALAHA
I am new user Wien2k. My configuration for Wien2k:  Ubuntu 10.10 and
Intel Fortran. Compilation is wery vell. 
I am trying to run SCF in TiC crystal. 

By x_lstar, I see 

Commandline: x lstart -up -c
Program input is: "13 -6.0 "

  SELECT XCPOT:
  recommended: 13: PBE-GGA (Perdew-Burke-Ernzerhof 96)
5: LSDA
   11: WC-GGA (Wu-Cohen 2006)
   19: PBEsol-GGA (Perdew etal. 2008)
  SELECT ENERGY to separate core and valence states:
  recommended: -6.0 Ry (check how much core charge leaks out of
MT-sphere)
  ALTERNATIVELY: specify charge localization
  (between 0.97 and 1.0) to select core state

WARNING: R0 for atom1 Z= 22.00 too big   !!!

LSTART ENDS
0.1u 0.0s 0:00.18 94.4% 0+0k 0+912io 0pf+0w    

I think, that I have error in these lines with "!"

FUTHER

Following error in dstart is reported :

Commandline: x dstart -c -c
Program input is: ""

DSTART - Error
0.0u 0.0s 0:00.00 0.0% 0+0k 0+8io 0pf+0w

and 
File:
/home/tetyana/WIEN2k/TiC/uplapw1.error
  
Error in LAPW1
 'INILPW' - can't open unit:
18
 'INILPW' -filename:
TiC.vspup 
 'INILPW' -  status: old  form:
formatted  
 'LAPW1' - INILPW aborted unsuccessfully.

Please give me some suggestion. Thanks.
 
 Best regards, 
 Yours, 
Tatiana



[Wien] Installation Doubt...

2011-05-25 Thread M. Mahendran (Assoc Prof)
Respected Sir,

I am the new user for WIEN2K program package. We are very interest to work
on this program package.
In our lab we have a good facility for carry out this work. We have a
Linux (Ubntu) operating system and we installed XCrySDen sofrware for
crystal visualisation purpose. Please teach me, how to install the WIEN2K
program package on Linux OS.

Thank you,


-
This email was sent using TCEMail Service.
Thiagarajar College of Engineering
Madurai-625 015, India



[Wien] errors WIEN2K

2011-05-25 Thread Peter Blaha
This problem was mentioned (and answered) several times in the mailing list.
You need to search the previous mails at www.wien2k.at and read the relevant 
solutions.

PS: For me it is NOT clear why this happens at all.
The structgenerator of w2web should "know" the "Z" and then put the proper R0 
into the struct file.
The way I operate the structgenerater, does it always right, but there might be 
an operation which
does not update R0 properly.
Any response on that is appreciated.

Am 25.05.2011 16:14, schrieb Tetyana Zayar:
> Dear Prof. Peter BALAHA
> I am new user Wien2k. My configuration for Wien2k:  Ubuntu 10.10 and
> Intel Fortran. Compilation is wery vell.
> I am trying to run SCF in TiC crystal.
>
> By x_lstar, I see
>
> Commandline: x lstart -up -c
> Program input is: "13 -6.0 "
>
>SELECT XCPOT:
>recommended: 13: PBE-GGA (Perdew-Burke-Ernzerhof 96)
>  5: LSDA
> 11: WC-GGA (Wu-Cohen 2006)
> 19: PBEsol-GGA (Perdew etal. 2008)
>SELECT ENERGY to separate core and valence states:
>recommended: -6.0 Ry (check how much core charge leaks out of
> MT-sphere)
>ALTERNATIVELY: specify charge localization
>(between 0.97 and 1.0) to select core state
>
> WARNING: R0 for atom1 Z= 22.00 too big   !!!
>
> LSTART ENDS
> 0.1u 0.0s 0:00.18 94.4% 0+0k 0+912io 0pf+0w  
>
> I think, that I have error in these lines with "!"
>
> FUTHER
>
> Following error in dstart is reported :
>
> Commandline: x dstart -c -c
> Program input is: ""
>
> DSTART - Error
> 0.0u 0.0s 0:00.00 0.0% 0+0k 0+8io 0pf+0w
>
> and
> File:
> /home/tetyana/WIEN2k/TiC/uplapw1.error
>
> Error in LAPW1
>   'INILPW' - can't open unit:
> 18
>   'INILPW' -filename:
> TiC.vspup
>   'INILPW' -  status: old  form:
> formatted
>   'LAPW1' - INILPW aborted unsuccessfully.
>
> Please give me some suggestion. Thanks.
>
>   Best regards,
>   Yours,
> Tatiana
>
> ___
> Wien mailing list
> Wien at zeus.theochem.tuwien.ac.at
> http://zeus.theochem.tuwien.ac.at/mailman/listinfo/wien

-- 

   P.Blaha
--
Peter BLAHA, Inst.f. Materials Chemistry, TU Vienna, A-1060 Vienna
Phone: +43-1-58801-15671 FAX: +43-1-58801-15698
Email: blaha at theochem.tuwien.ac.atWWW: http://info.tuwien.ac.at/theochem/
--


[Wien] Data meaning in WIEN2K

2011-05-25 Thread Stefaan Cottenier

> can you tell me what :
> DUPxxx
> DTOxxx
> NUPxxx
> NTOxxx
> CUPxxx
> CTOxxx
> FCAxxx
> FGLxxx
> refers to

See section 4.4 of the usersguide and/or explanatory sentences just 
before these labels in the case.scf file.

Stefaan


[Wien] errors WIEN2K

2011-05-25 Thread Karen tim
Dear *Tetyana Zayar

*please use the W2web user interface its more simples for every one*



*
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[Wien] Data meaning in WIEN2K

2011-05-25 Thread Karen tim
Dear Stefaan
thank you for your replay*
are there any reference other than the UG
thanks

*
 >See section 4.4 of the usersguide and/or explanatory sentences just
 >before these labels in the case.scf file.

 >Stefaan
>>* can you tell me what :
*>>* DUPxxx
*>>* DTOxxx
*>>* NUPxxx
*>>* NTOxxx
*>>* CUPxxx
*>>* CTOxxx
*>>* FCAxxx
*>>* FGLxxx
*>>* refers to*
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[Wien] Data meaning in WIEN2K

2011-05-25 Thread Karen tim
Dear Prof. Peter BALAHA
can you tell me what :
DUPxxx
DTOxxx
NUPxxx
NTOxxx
CUPxxx
CTOxxx
FCAxxx
FGLxxx
refers to
thank you.
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