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chemofish

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[½»Á÷] [ÇóÖú] VASPµÄinternal error in subroutine PRICEL

ÀûÓÃVASP¼ÆËãHexagonal»ú¹¹µÄ¾§Ìå, Ìáʾ´íÎó:

VERY BAD NEWS! internal error in subroutine PRICEL (probably precision problem, try to change SYMPREC in INCAR ?):
Sorry, number of cells and number of vectors did not agree.

²é¿´OUTCARÎļþ,·¢ÏÖVASPûÓÐÕÒ¶Ô¶Ô³ÆÐÔΪhexagogal, ¶øÊÇÅжÏΪbase centered orthorhombic cell, ±¾À´Ó¦¸ÃÊÇA=B=7.4600000000,C/A=0.4852546917
ÏÖÔÚ±»VASPÉèÖóÉ
ALAT       =     7.4600000000
B/A-ratio  =     1.7319034853
C/A-ratio  =     0.4852546917

È»ºó¾ÍÊÇÄÇÑùµÄ´íÎóÁË.

¸ßÊÖÃÇ,ÎÒ¸ÃÔõÑù×ö²ÅÄÜÈÃVASPÖªµÀ¸Ã¾§ÌåÊôÓÚHexagonal¶ø²»ÊÇbase centered orthorhombic cell?

µ±È»,Èç¹û²»¿¼ÂÇʵÑéÖµ,Ö»Òª°ÑC/AÉèÖõıȽϴó(ÀýÈç´óÓÚ0.55),VASP¾ÍÓÖÈÏΪËüÊÇhexagonal,µ«ÕâÑùû·¨µÃµ½ºÏÀíµÄ½á¹¹ÓÅ»¯ÁË.

[ Last edited by wuchenwf on 2009-6-21 at 20:16 ]
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ÔÚINCARÖÐÉèÖÃSYMPREC=1E-4¿´¿´
2Â¥2008-04-17 15:26:26
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chemofish

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ºÃÏóºÍÕâ¸öSYMPREC±êʶû¶à´ó¹ØÏµ,ÊÂʵÉÏ,ËüµÄȱʡֵÊÇ1E-5,ÎÒÓÃ1E-6ÊÔ¹ý,µÃµ½Ò»ÑùµÄ´íÎó.
¸üÆæ¹ÖµÄÊÇ,ÎÒÈç¹ûʹÓÃÆäËüÔªËØµÄPOTCAR(ÀýÈçLi+Co+O»»³ÉLi+Cu+O),´íÎó¾¹È»Ã»ÓÐÁË. ½øÒ»²½,ÎÒÈç¹û°ÑûÓдíÎóµÄÕâ¸öϵͳÀ©Õ¹Îª1X1X2µÄsupercell, Õâ´íÎóÓÖ³öÏÖÁË.
ʵÔÚÏ벻ͨÁË!
3Â¥2008-04-17 16:02:09
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ÒýÓûØÌû:
Originally posted by chemofish at 2008-4-17 16:02:
ºÃÏóºÍÕâ¸öSYMPREC±êʶû¶à´ó¹ØÏµ,ÊÂʵÉÏ,ËüµÄȱʡֵÊÇ1E-5,ÎÒÓÃ1E-6ÊÔ¹ý,µÃµ½Ò»ÑùµÄ´íÎó.
¸üÆæ¹ÖµÄÊÇ,ÎÒÈç¹ûʹÓÃÆäËüÔªËØµÄPOTCAR(ÀýÈçLi+Co+O»»³ÉLi+Cu+O),´íÎó¾¹È»Ã»ÓÐÁË. ½øÒ»²½,ÎÒÈç¹û°ÑûÓдíÎóµÄÕâ¸öϵͳ ...

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