[Pw_forum] hamiltonian matrix

2007-12-16 Thread ali kazempoor
Dear all Where(which output) can i find the hamiltonian matrix ? for solving kohn -sham equation,by which method are used to obtain V (electron-ion)? thanks Never miss a thing. Make Yahoo your home page

[Pw_forum] Optical properties

2007-12-16 Thread Andrea Ferretti
Dear Kesong, > i. I tested the epsilon.x, and it could read the outputfile by PWSCF3.2. > However, it can't read the save file by PW3.0. Is that true? this is correct, the format of the restart file used to change rapidly from one version to another... since espresso-3.2 it is instead inde

[Pw_forum] A problem about pdos

2007-12-16 Thread oulihui666
uhan University,430072,Hubei Province,China E-mail:oulihui666 at 126.com == -- next part -- An HTML attachment was scrubbed... URL: http://www.democritos.it/pipermail/pw_forum/attachments/20071216/0f2ee5b5/attachment.htm

[Pw_forum] Forces and finite electric fields (via Berry phase)

2007-12-16 Thread um...@democritos.it
Dear Ismail, You are right the ionic term on the atomic forces was missing. At the moment the Berry's phase electric field is supposed to work without using the symmetry of the k-points (option: nosym=.true. ). With the CVS version the options gdir=1 and gdir=2 should work also on parallel machin