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zzy870720z(½ð±Ò+1):ллÌáʾ 2010-06-29 08:20:31
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Originally posted by sunyang1988 at 2010-06-27 22:43:20:
ÄãºÃ£¬ÎÒÏëÎÊÒ»ÏÂelastic band·½·¨¾ßÌåÔ­ÀíÊÇʲô£¬ÎÊʲô³ö·¢Î»ÖÃÓëµ½´ïλÖÃÖ±½Ó²åµÄ¼¸¸öλÖÃÒªÏ໥ӰÏ죬лл£¡

µÚÒ»ÆÚľ³æµç×ÓÆÚ¿¯rcsÉÏ(Сľ³æ¡¶¼ÆËãÓëÄ£ÄâÑо¿¡·µÚÒ»ÆÚ)ÓÐÆªSoberevaдµÄÎÄÕÂ<¹ý¶É̬,·´Ó¦Â·¾¶µÄ¼ÆËã·½·¨¼°Ïà¹ØÎÊÌâ>˵µÄºÜÏêϸ.

Ìṩһ¸öÁ´½Ó:http://iap.gzhnc.edu.cn/bbs/viewthread.php?tid=25

[ Last edited by cenwanglai on 2010-6-27 at 23:29 ]
31Â¥2010-06-27 23:24:55
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sunyang1988

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cenwanglai

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zzy870720z(½ð±Ò+1):ÐÁ¿àÁË 2010-06-28 08:01:30
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Originally posted by sunyang1988 at 2010-06-27 23:31:22:
·Ç³£¸Ðл

emuch RCSµç×ÓÆÚ¿¯µÚÒ»ÆÚÏÂÔØÁ´½Ó:

http://d.namipan.com/d/%E3%80%8A ... c578049d8af7f718600
33Â¥2010-06-27 23:35:30
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nuaa8222

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34Â¥2010-06-28 21:01:12
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35Â¥2010-06-29 09:05:25
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xiaohunhun

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36Â¥2010-06-29 15:02:11
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cenwanglai

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IBZKPT file, tetrahedron method and tetrahedron connection tables

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aylayl08(½ð±Ò+1):¸Ðл½»Á÷̽ÌÖ 2010-06-30 18:06:51
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5.6 P40
The file IBZKPT is compatible with the KPOINTS file and is generated if the automatic k-mesh generation is selected in the file KPOINTS. It contains the k-point coordinates and weights (and if the tetrahedron method was selected additional tetrahedron connection tables) in the "Entering all k-points explicity " format used for providing k-points 'by hand'. This file can also be generated with the external tool:
> kpoints
IBZKPT may be coppied to the file KPOINTS to save time, if one KPOINTS set is used several times

9.3 P131
The first step is to provide a KPOINTS file in the  "entering all k-point cooridinates explicity"-format. If you want to calculate a DOS this file must also contain connection lists for tetrahedra (the tetrahedron method is the only probably the most usefull approach to calculate a DOS because it is parameter-free).

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(1)IBZKPTÓÐʲôÓÃÄØ?ÒªµÃµ½IBZKPT,¿ÉÒÔÏÈÔËÐÐÒ»ÏÂvasp(if automatic k-mesh generation is selected in the file KPOINTS),È»ºóÂíÉÏÍ£ÏÂÀ´?»òÕßÔËÐÐÒ»ÏÂkpoints?
(2)k-pointµÄweightsÊÇʲôÒâ˼?ÔÚDOSºÍBANDSTRUCTURE¼ÆËãÖÐÓÐʲôÓÃ?
(3)tetrahedron method Ö¸µÄÊÇISMEAR = -5?ÒªËãDOSºÍBandstructure,±ØÐëISMEAR = -5?
(4)connection lists for tetrahedraÊÇʲôÒâ˼?tetrahedron connection tablesÊÇʲôÒâ˼?

[ Last edited by cenwanglai on 2010-6-30 at 14:56 ]
37Â¥2010-06-30 14:27:18
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ApolloYang

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