Hello sir
Thank you so much both of you.
It worked with latest version siesta -4.1 . I got separate up and down
bands successfully.
Thank you

On Wed, Dec 9, 2020 at 8:23 AM veerpal kaur dhiman <v.veerpa...@gmail.com>
wrote:

> Hello sir
>
> I am using siesta -3.2
> I will try with latest version.
>
> Thank you sir
>
> On Wed, 9 Dec 2020, 8:21 am veerpal kaur dhiman, <v.veerpa...@gmail.com>
> wrote:
>
>> Hello sir ,
>> I will try with latest version
>> Thank you sir
>>
>>
>>
>>
>> On Wed, 9 Dec 2020, 2:32 am Sankushkrishna Maheshuni, <
>> sankushnov2...@gmail.com> wrote:
>>
>>> Hello Veerpal kaur dhiman. I've gone through your .bands file. I had no
>>> trouble generating the spin bandstructure. The problem might be with your
>>> gnubands executable file. Try using the updated version of siesta to avoid
>>> the trouble with the spin bands. Find the attached bands file for both
>>> spin-up and spin-down generated from your .bands file.
>>>
>>> On Tue, Dec 8, 2020 at 2:33 AM veerpal kaur dhiman <
>>> v.veerpa...@gmail.com> wrote:
>>>
>>>> Please find attached the .bands file
>>>>
>>>> Thank you
>>>>
>>>> On Sat, Dec 5, 2020 at 2:31 AM Sankushkrishna Maheshuni <
>>>> sankushnov2...@gmail.com> wrote:
>>>>
>>>>> Hello Veerpal Kaur Dhiman.
>>>>>  Could you please send your ". bands" file so that I can have a clear
>>>>> idea of the bandstructure you are getting.
>>>>>
>>>>> On Fri, Dec 4, 2020, 2:31 AM veerpal kaur dhiman <
>>>>> v.veerpa...@gmail.com> wrote:
>>>>>
>>>>>> Dear Siesa users ,
>>>>>> I have been trying to calculate the spin polarized band structure for
>>>>>> my system. I got only two columns in band.dat file one for k and
>>>>>> another for E. There is no column for spin.
>>>>>>
>>>>>> Is there something in fdf file to distinguish spin up and down parts
>>>>>> like may be any index 1 for up and 2 for down ??
>>>>>>
>>>>>> Is there any special pseudopotentials which may be used spin polarized
>>>>>> calculations ? I have used GGA-PBE pseudopotentials.
>>>>>>
>>>>>> Is there any difference in utility gnubands or gnubands -F or
>>>>>> gnubands.new?? may be there is any change in my utility gnubands...Is
>>>>>> it possible?
>>>>>>
>>>>>>
>>>>>> First of all i optimized my system with
>>>>>> "variable cell' true
>>>>>> num of cg steps 500 and
>>>>>> spinpolarized option false
>>>>>>
>>>>>> then using the relaxed coordinates and relaxed lattice parameters and
>>>>>> with options
>>>>>>
>>>>>> variable cell false
>>>>>> num of cg steps 0
>>>>>> spinpolarized option true
>>>>>> %block DM.InitSpin
>>>>>>  3   +2.0
>>>>>> %endblock DM.InitSpin
>>>>>>
>>>>>> .bands file is calculated
>>>>>>  where "3" is used for denoting the atom iron  Fe in my system in fdf
>>>>>> file.
>>>>>>
>>>>>> then i converted .bands file into .dat file using
>>>>>> gnubands <    .bands| band.dat
>>>>>>
>>>>>> but i have got a single file for bands i am unable to separate the
>>>>>> spin up and spin down bands how to get these? is there any mistake.
>>>>>>
>>>>>>
>>>>>> I also tried this
>>>>>> gnubands -s 1 < .bands > band_up.dat
>>>>>> gnubands -s 2 < .bands > band_dn.dat
>>>>>>
>>>>>> But i got the exactly same bands for up and down.
>>>>>>
>>>>>> Where may be the problem ?
>>>>>> Please help.
>>>>>> Thank you
>>>>>> Veerpal Kaur
>>>>>>
>>>>>> --
>>>>>> SIESTA is supported by the Spanish Research Agency (AEI) and by the
>>>>>> European H2020 MaX Centre of Excellence (http://www.max-centre.eu/)
>>>>>>
>>>>>
>>>>> --
>>>>> SIESTA is supported by the Spanish Research Agency (AEI) and by the
>>>>> European H2020 MaX Centre of Excellence (http://www.max-centre.eu/)
>>>>>
>>>>
>>>> --
>>>> SIESTA is supported by the Spanish Research Agency (AEI) and by the
>>>> European H2020 MaX Centre of Excellence (http://www.max-centre.eu/)
>>>>
>>>
>>> --
>>> SIESTA is supported by the Spanish Research Agency (AEI) and by the
>>> European H2020 MaX Centre of Excellence (http://www.max-centre.eu/)
>>>
>>
-- 
SIESTA is supported by the Spanish Research Agency (AEI) and by the European 
H2020 MaX Centre of Excellence (http://www.max-centre.eu/)

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