The ABINIT Users Mailing List ( CLOSED )

[liu hanyu <ouuing@gmail.com>]

no , you just calculate Gamma freque.

On Tue, Jun 23, 2009 at 10:39 PM, jinhong
zhang<zhangjinhong2009@gmail.com> wrote:
> Thank you very much Adam, I have another question. If I just want to get IR
> and Raman tenser at Gamma. Must I calculate all q vectors in BZ?
>
> Thanx again:)
>
> Fan
>
>
> 2009/6/20, Adam Sorini <asorini@gmail.com>:
>>
>> Hi Fan,
>>
>>  Maybe htis link will help:
>>
>>
>> http://www.abinit.org/documentation/helpfiles/for-v5.8/users/anaddb_help.html#eivec
>>
>> Cheers,
>>
>> Adam
>>
>> On Sat, Jun 20, 2009 at 7:56 AM, jinhong zhang
>> <zhangjinhong2009@gmail.com> wrote:
>>>
>>> Hi all,
>>> I am a new of ABINIT, Now I am learning the part of calculation of phonon
>>> and meet some problems.
>>>
>>> I followed the  tutorial RF1 and it says that i can get the phonon
>>> frequencies and eigenvectors at Gamma. Finished the whole lesson (I am not
>>> sure if i fully understood) and checked the out file, I found it is easy 
>>> to
>>> get the frequencies but not the eigenvectors, which I suppose it means the
>>> displacement of each atoms in each frequencies.
>>>
>>> Please help me to explain and find the eigenvectors,
>>> Thanx all.
>>>
>>> Fan
>
>



-- 
-=*=-=*=-=*=-=*=-=*=-=*=-=*=-=*=-=**=-=**=-=**=-=*=-=*=-=*=-=*=-=*=-
 Hanyu Liu(刘寒雨),
 MS.
 State key  Laboratory of Superhard Materials, Jilin University, China
 Email: ouuing@email.jlu.edu.cn      ouuing@gmail.com