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ÉÔ¿´ÁËÒ»ÏÂÎÄ«I ÎҵĸÐÓXÊǃÈÎÄÌáµ½µÄ upper or deep valence band Ö»ÊÇÒ»‚€Ä£ºýµÄÕf·¨ ÏàŒ¦ì¶ VBM (valence band maximum) upper valence band ¾ÍÊǸú×ÖÃæÉÏÒâ˼һ˜Ó Ö»ÊÇÖ¸"Ý^¸ß"µÄ band ͬÀí£¬deeper ¾ÍÊÇÖ¸Ý^µÍ£¬ƒÈÎÄÌáµ½ËùÖ^ deeper ÊÇÔÚ -4 ~ -8 eV below VBM Óж¨ÁxÁË deeper ÔÚÄÇ‚€¹ ‡ú~ááÃæÌáµ½µÄ deep ®”È»¾ÍÊÇÖ¸ß@‚€¹ ‡úƒÈ(Òà»ò¸üµÍ) êPì¶ upper valence band Äã¿ÉÒÔ¿´µ½ page 7 µÄ 2. Conductive network µÚÒ»¶ÎµÄ×îáá Here we look into the details of partial charge density distribution in different energy regions of the upper VB for Cu2SnX3 (X = Se, S) systems. È»ááµÚ¶þ¶Î¾Íé_ʼ¿´ˆDÕf¹ÊÊÂ~Œ¦ÕÕµ½ Figure 9 Ëü¾Í½oÄã¿´Èý²¿·Ý 0~ -0.1 eV -0.1 ~ -0.2 eV -0.2 ~ -0.3 eV ß@Щ~¾ÍÊÇËüÖ¸µÄ "upper" ÊÇÓжà upper ? ¶¨²»³ö?í ¾Í~~~~ upper ........ ÎÒÏëËüÒ²ºÜŸoÄÎ~ÓÃß@˜Ó²»¾«œÊµÄÕf·¨ |
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2Â¥2013-12-05 15:34:06
3Â¥2013-12-05 16:35:05
jpchou
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sunyang1988: ½ð±Ò+1, лл½»Á÷ 2013-12-06 10:51:52
Сľ³æ: ½ð±Ò+0.5, ¸ø¸öºì°ü£¬Ð»Ð»»ØÌû
sunyang1988: ½ð±Ò+1, лл½»Á÷ 2013-12-06 10:51:52
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ÄãÏë×ö band decomposed analysis ߀ÊÇ STM ?? http://valenhou.blog.edu.cn/2005/133247.html band decomposed LPARD = T LSEPK = T LSEPB = T KPUSE = 1 2 3 4 5 6 7 IBAND = 600 601 602 603 604 Ô”Çé¾ÍÈ¥¿´ÎÒ½oµÄÄÇ‚€¾W퓼´¿É STM simulation LPARD = .TRUE. EINT = -2.0 NBMOD = -3 ß@ß…ÎÒÏëÖvһϠÈç¹ûÓà NBMOD = -3 „t EINT Ö»Òª½oÒ»‚€Öµ¾ÍºÃ VASP ¾Í•þ·e·Ö~?Ä fermil level µ½ EINT µÄÄÜÁ¿¹ ‡úƒÈ×ö·e·Ö ÈôÄãÏëÓà NBMOD = -2 „t EINT Òª½oƒÉ‚€”µ×Ö ß@ƒÉ‚€”µ×Ö¾ÍÊÇÄÜÁ¿·e·ÖµÄÏÂÏÞÅcÉÏÏÞ ÄÜÁ¿ÒªŒ¦ÕÕ OUTCAR ƒÈµÄÄÜÁ¿È¥½o¶¨ ÈôÊÇÓÃÁË NBMOD = -2 (Èô²»½o~îAÔO¾ÍÊÇ NBMOD = -2) EINT …sÖ»½oÒ»‚€”µ×Ö „t VASP •þ×Ô„Ó°ÑÁíÒ»‚€ÖµÔOžé 0 ËùÒÔÈç¹ûÄãÊÇÒª×ö STM simulation ҪעÒâһϠOUTCAR ƒÈÌáµ½µÄÄÜÁ¿¹ ‡úÊÇ·ñÕæµÄÊÇÄãÒªµÄ Selected energy range (EINT) x.xxx y.yyy |
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