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Partial charge density¼ÆËã-VASP  

2012-09-09 14:47:08|  ·ÖÀࣺ Á¿×Ó¼ÆËã |¾Ù±¨|×ֺж©ÔÄ
Partial charge density¼ÆËã»ò³ÆÎªBand decomposed charge density¼ÆË㣬¼´¼ÆËãÌØ¶¨µÄij¸ö(»òijЩ)kµãºÍ±¾Õ÷Öµ(ÕâЩkµãºÍ±¾Õ÷ÖµÊÇÏ໥¶ÔÓ¦µÄ)Ëù¶ÔÓ¦µÄ±¾Õ÷²¨º¯ÊýµÄƽ·½(Ò²¾ÍÊǵçºÉÃܶÈ)¡£ÌرðÊÇÓÃÔÚ STMµÄ¼ÆËãÖУ¬ÒÔ¼°·ÖÎöÌØ¶¨ÄÜÁ¿·¶Î§ÄÚ»òÄÜÁ¿µãµÄ»¯Ñ§¼üÌØÕ÷(»òatomic characteristic)¡£

LPARD:¿É¸³ÓèµÄֵΪ.TRUE.»ò.FALSE.£¬ËüµÄĬÈÏÖµÊÇ.FALSE.£¬µ±Îª.TRUE.ʱ£¬±íʾ¶ÁÈë×ÔÇ¢ÊÕÁ²µÄCHGCARºÍWAVECAR²¢½øÐÐBand decomposed charge density¼ÆËã¡£
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EINT£ºÁíÒ»ÖÖÖ¸¶¨ËùÒª¼ÆËãÄÜ´øµÄ·½Ê½£¬ËüÊÇÖ¸¶¨¼ÆËãijÄÜÁ¿·¶Î§µÄBand decomposed charge density£¬Ò»°ãÊÇÉèÖÃΪÁ½¸öʵÊý£¬±ÈÈçEINT= 4.00 5.00£¬´ËʱNBOMDµÄÖµÉèÖÃΪ-2¡£Èç¹ûÖ»ÉèÖÃÁËÒ»¸öÊý£¬ÄÇô±íʾ¼ÆËã´ÓEINTµ½·ÑÃ×Äܼ¶Õâ¸ö·¶Î§Äڵ쬴ËʱNBOMDµÄֵΪ-3.
NBOMD: µ±ÉèÖÃ0ʱ£¬±íʾ¼ÆËãÈ«²¿µÄµçºÉÃܶȣ¨²¢°üÀ¨ÁËδռ¾ÝµÄÄÜ´ø£©£»Èç¹ûÉèÖÃ-1£¬¾ÍÊÇͨ³£µÄµçºÉÃܶȼÆË㣬ÕâÒ²ÊÇËüµÄĬÈÏÖµ¡£
KPUSE£ºÖ¸¶¨ËùÒª¼ÆËãµÄkµã(Äĸö»òÄö)£¬Òª¼ÆËãÒ»¸ö£¬²¢ÏàÓ¦µÄÔÚKPOINTSÉèÖÃËùÒª¼ÆËãµÄkµã¡£Èç¹ûÒª¼ÆËãºÃ¼¸¸ö£¬ÄÇôÉèÖÃKPUSEµÄֵΪÕâЩkµãÔÚKPOINTSÖеÄÐòºÅ¡£
LSEPB£ºÖ¸¶¨ÊDz»ÊÇÒª°Ñ¼ÆËãµÄpartial charge density°´Ã¿¸ö´ø·Ö±ðдµ½¸÷×Ô¶ÔÓ¦µÄÎļþPARCHG.nb.(ÉèÖÃΪ.TRUE.)ÖУ¬»¹ÊǰÑËüÃǺϲ¢Ð´µ½Ò»¸öÎļþÖÐ(Ï൱ÓڰѸ÷¸ö´ø¶ÔÓ¦µÄpartial charge density¼ÓÆðÀ´£¬ÉèÖÃΪ.FALSE.)¡£Ä¬ÈÏֵΪ.FALSE.¡£
LSEPK£ºÖ¸¶¨ÊDz»ÊǰÑÒª¼ÆËãµÄpartial charge density°´Ã¿¸ök·Ö±ðдµ½¸÷×Ô¶ÔÓ¦µÄÎļþPARCHG.nk.(ÉèÖÃΪ.TRUE.)ÖУ¬»¹ÊǰÑËüÃǺϲ¢Ð´µ½Ò»¸öÎļþÖÐ(Ï൱ÓڰѸ÷¸ö´ø¶ÔÓ¦µÄpartial charge density¼ÓÆðÀ´£¬ÉèÖÃΪ.FALSE.)¡£Ä¬ÈÏֵΪ.FALSE.¡£

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µÚÒ»ÖÖPartial Charge·ÖÎöµÄINCAR
ISTART =      1    job   : 0-new  1-cont  2-samecut
ICHARG =      1   charge: 1-file 2-atom 10-const

LPARD=.TRUE.
IBAND= 20 21 22 23
KPUSE= 1 2 3 4
LSEPB=.TRUE.
LSEPK=.TRUE.

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µÚ¶þÖÖPartial Charge·ÖÎöµÄINCAR
ISTART =      1    job   : 0-new  1-cont  2-samecut
ICHARG =      1   charge: 1-file 2-atom 10-const

LPARD=.TRUE.
EINT = -10.3 -5.1
LSEPB=.FALSE.
LSEPK=.FALSE.

ÕâÑùµÄINCAR¸ø³öµÄÊÇÔÚ[-10.3 -5.1]ÄÜÁ¿Ö®¼äµÄPartial Charge¡£ÕâÖÖģʽÊʺÏÓÚ·ÖÎöij¸öÄÜÁ¿Çø¼äÄڵIJ¨º¯ÊýµÄÐÔÖÊ¡£

µÚÈýÖÖPartial Charge·ÖÎöµÄINCAR
ISTART =      1    job   : 0-new  1-cont  2-samecut
ICHARG =      1   charge: 1-file 2-atom 10-const

LPARD=.TRUE.
NBMOD=-3
EINT = -1
LSEPB=.FALSE.
LSEPK=.FALSE.

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