Re: [QE-users] [External Email] Re: EPW error>>kgmap

2021-08-18 Thread 王绍菲
Hi Hari Paudyal. Thanke for your suggestion! it's very usefull. but the ifc.q2r file has already exist. shaofei wang -Original Messages- From:"Hari Paudyal via users" Sent Time:2021-08-19 10:08:31 (Thursday) To: "Quantum ESPRESSO users Forum" Cc: Subject: Re: [QE-users] [External Em

Re: [QE-users] [External Email] Re: EPW error>>kgmap

2021-08-18 Thread Hari Paudyal via users
Hi ShaoFei Wang, It looks like you do not have an interatomic force constant file (file name should be ifc.q2r) saved in the 'save' directory where you have dyn and dvscf files. For the EPW related problems, I would recommend posting on https://forum.epw-code.org/ and an expert will definitely h

Re: [QE-users] EPW error>>kgmap

2021-08-18 Thread 王绍菲
Hi Paolo This problem was missed when i changed the q points number in phonon calculation. but i confront with another problems Symmetries of small group of q: 12 in addition sym. q -> -q+G: Number of q in the star =1 List of q in the star: 1 0.0

Re: [QE-users] QE6.8: "Slab decomposition and task groups not implemented"

2021-08-18 Thread Sebastian Hütter
Hi Paolo, From the source code, I think "-ntg" now requires switching from slab to pencil decomposition using the undocumented switch "-pd"? exactly so Right, thanks. What are the implications of this method selection? Is one "better" or "worse" than the other, whatever that m