[ase-users] [gpaw-users] ASE installation for windows

Marcin Dulak Marcin.Dulak at fysik.dtu.dk
Sat Nov 8 23:28:00 CET 2014


Hi,

On 11/08/2014 09:01 PM, Zahid Hasan wrote:
> Dear Marcin,
> Thanks a lot. It realy helped me.
>
> And although in VMD the texture is good, but I could not find any 
> option to show the bonds and forces between atoms like in ASE GUI. I 
> think you have worked a lot with VMD, so definitely you know better 
> whether any way exists.
you can also try a program called "jmol".
>
> And another question, if I write like,
>
> from ase.structures import molecule
> atoms = molecule( 'CH4' )
> multiple = atoms.repeat(4,4,4)
i don't think this is what you want.
In order to view the structure do:
from ase.visualize import view
view(multiple)
>
> will the Methane molecule be repeated with relevant covalent bonds in 
> three directions of coordinate? And is it also possible in ASE to 
> carry out molecular dynamics calculation of available G2 Set molecules?
yes, please follow ASE tutorials: 
https://wiki.fysik.dtu.dk/ase/tutorials/surface.html#molecular-dynamics

Best regards,

Marcin
>
> Thanks,
> Zahid
>
> On Sat, Nov 8, 2014 at 5:36 PM, Marcin Dulak 
> <Marcin.Dulak at fysik.dtu.dk <mailto:Marcin.Dulak at fysik.dtu.dk>> wrote:
>
>     On 11/08/2014 12:02 PM, Zahid Hasan wrote:
>>     Yes, I have experienced the problem, when tried to convert the
>>     trajectory file to pdb. The datas are missing there.
>>     Unfortunately I could not open even the ASE trajectory format in
>>     VMD, although VMD accepts trajectory input. Is the ASE-trajectory
>>     compatible with VMD?
>     what is the error message you get when converting with ase-gui?
>     VMD does not read traj files.
>     This works for me on Windows (with the ASE msi installed after
>     GPAW msi):
>     from ase.structure import molecule
>     from ase.calculators.emt import EMT
>     from ase.optimize import QuasiNewton
>     m=molecule('H2O')  # H2O from the G2 set
>     m.set_calculator(EMT())
>     o=QuasiNewton(m, trajectory='m.traj')
>     o.run()
>     Then, in the command prompt:
>     ase-gui m.traj -o m.xyz
>>
>>     And one more question, I wanted to simulate Epoxy molecule with
>>     ASE. How I can find out which molecules are available in the ASE
>>     databank? And is there any way to generate the molecule in other
>>     software and import in ASE for further simulation?
>     when molecules are concerned ASE can read xyz, pdb files which you
>     can generate in other programs.
>
>     You can list the molecule names by accessing the modules located
>     under the ase/data directory:
>     from ase.data.g2 import data  # this is the G2 set
>     print data.keys()
>     or
>     from ase.data.tmfp06d import data  # doi:10.1063/1.2162161
>     print data.keys()
>
>     In order to use a set different that G2 (see help for the molecule
>     method: python -c "from ase.structure import molecule;
>     help(molecule)"):
>     from ase.data.tmfp06d import data as tmfp06d
>     from ase.structure import molecule
>     molecule('ScH', data=tmfp06d)
>
>     The way different molecule sets are accessed in currently not
>     unified in ASE - they were
>     created ad hoc for the purpose of different projects.
>
>     Best regards,
>
>     Marcin
>
>>
>>     Thanks and regards,
>>     Zahid
>>
>>     On Fri, Nov 7, 2014 at 9:35 AM, Marcin Dulak
>>     <Marcin.Dulak at fysik.dtu.dk <mailto:Marcin.Dulak at fysik.dtu.dk>> wrote:
>>
>>         On 11/06/2014 03:35 PM, Zahid Hasan wrote:
>>>         If I save the result file in .pdb format with the commands
>>>
>>>         dyn = QuasiNewton(slab, trajectory='N2Cu.pdb')
>>         QuasiNewton trajectory keyword saves a file in trajectory
>>         format, no matter how you name it.
>>         You can convert the trajectory file into an xyz (or pdb) with:
>>         ase-gui -o N2Cu.pdb N2Cu.traj
>>         Note that you miss some information contained in the traj
>>         files when doing
>>         the conversion to xyz/pdb (cell, local magnetic moments,
>>         constraints, ...)
>>         Therefore it's better to work with trajectory files and
>>         visualize them with ase-gui.
>>>
>>>         is it possible to open the file and see the results in VMD?
>>         yes.
>>
>>         Best regards,
>>
>>         Marcin
>>
>>>
>>>
>>>         On Thu, Nov 6, 2014 at 1:54 PM, Marcin Dulak
>>>         <Marcin.Dulak at fysik.dtu.dk
>>>         <mailto:Marcin.Dulak at fysik.dtu.dk>> wrote:
>>>
>>>             On 11/06/2014 01:17 PM, Zahid Hasan wrote:
>>>>             Dear all,
>>>>             Do I need to install Povray seperately to generate
>>>>             image? Is this the software provided in the website
>>>>             http://www.povray.org/download/
>>>             yes, but povray won't work directly with ASE on windows
>>>             due to Linux oriented os.system calls in
>>>             https://trac.fysik.dtu.dk/projects/ase/browser/trunk/ase/io/pov.py
>>>             (povray ... > /dev/null, etc.).
>>>             Instead you can create the pov/ini povray files with an
>>>             ASE python script and then open the pov file with povray.
>>>
>>>             Another problem you may encounter is when using
>>>             ase.lattice module.
>>>             For some reasons the
>>>             https://trac.fysik.dtu.dk/projects/ase/browser/trunk/ase/lattice/spacegroup/spacegroup.dat
>>>             is not copied
>>>             during the msi installation of ASE to
>>>             C:\Python27\LIb\site-packages\ase\lattice\spacegroup.
>>>             You need to download this file manually.
>>>
>>>             Best regards,
>>>
>>>             Marcin
>>>>
>>>>             Thanks,
>>>>             Zahid
>>>>
>>>>             On Tue, Nov 4, 2014 at 11:52 AM, Zahid Hasan
>>>>             <missionpagla at gmail.com
>>>>             <mailto:missionpagla at gmail.com>> wrote:
>>>>
>>>>                 I will request to just upload seperate windows msi
>>>>                 installers, which are compatible with each other
>>>>                 and updated.
>>>>
>>>>                 On Tue, Nov 4, 2014 at 11:48 AM, Zahid Hasan
>>>>                 <missionpagla at gmail.com
>>>>                 <mailto:missionpagla at gmail.com>> wrote:
>>>>
>>>>                     I have deinstalled the ASE and installed the
>>>>                     GPAW installer with ASE inside. But
>>>>                     unfortunately the test scripts do not work. It
>>>>                     works only when the seperate ASE installation
>>>>                     is existing. Even after the GPAW test run it
>>>>                     shows runtime error, although it delivers some
>>>>                     results!!
>>>>
>>>>                     On Tue, Nov 4, 2014 at 11:35 AM, Marcin Dulak
>>>>                     <Marcin.Dulak at fysik.dtu.dk
>>>>                     <mailto:Marcin.Dulak at fysik.dtu.dk>> wrote:
>>>>
>>>>                         Hi,
>>>>
>>>>                         yes, GPAW installer includes ASE.
>>>>
>>>>                         Best regards,
>>>>
>>>>                         Marcin
>>>>
>>>>
>>>>                         On 11/04/2014 10:59 AM, Zahid Hasan wrote:
>>>>
>>>>                             The installer includes also the latest ASE
>>>>
>>>>
>>>>
>>>>
>>>>
>>>>
>>>>
>>>>             _______________________________________________
>>>>             ase-users mailing list
>>>>             ase-users at listserv.fysik.dtu.dk  <mailto:ase-users at listserv.fysik.dtu.dk>
>>>>             https://listserv.fysik.dtu.dk/mailman/listinfo/ase-users
>>>
>>>
>>>
>>>
>>>         _______________________________________________
>>>         ase-users mailing list
>>>         ase-users at listserv.fysik.dtu.dk  <mailto:ase-users at listserv.fysik.dtu.dk>
>>>         https://listserv.fysik.dtu.dk/mailman/listinfo/ase-users
>>
>>
>>
>>
>>     _______________________________________________
>>     ase-users mailing list
>>     ase-users at listserv.fysik.dtu.dk  <mailto:ase-users at listserv.fysik.dtu.dk>
>>     https://listserv.fysik.dtu.dk/mailman/listinfo/ase-users
>
>
>
>
>
> _______________________________________________
> ase-users mailing list
> ase-users at listserv.fysik.dtu.dk
> https://listserv.fysik.dtu.dk/mailman/listinfo/ase-users


-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://listserv.fysik.dtu.dk/pipermail/ase-users/attachments/20141108/76bac207/attachment.html>


More information about the ase-users mailing list