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ÎÒÏëËãPt(100)½çÃæµÄd-band center£¬Ó¦¸ÃÊÇͨ¹ýpdosÀ´¼ÆËã°É¡£ ½á¹¹ÊÇ3*3µÄsupercell£¬ËIJãÒ»¹²36¸öÔ×Ó¡£ ÎÒÊÇÕâô×öµÄ£¬Ò»£¬½á¹¹ÓÅ»¯ INCAR PREC = Accurate ENCUT = 400 LREAL = AUTO ISMEAR = 1 NELMIN = 8 EDIFF = 1E-4 EDIFFG = -0.001 NSW = 100 IBRION = 1 ALGO = Fast NSIM = 4 LORBIT = 10 LWAVE = .FALSE. LCHARG = .FALSE. ÕâÀïÓеÚÒ»¸öÎÊÌ⣺ LORBIT¾ßÌåÓ¦¸ÃÔõôÉ趨£¿ÔÚ×ö½á¹¹ÓÅ»¯µÄʱºò£¬ÎÒ²»ÐèÒªDOSCARºÍPROCAR£¬µ«ÊÇmanual P66ÀïLORBITĬÈÏÖµÊÇ0£¬ËüÓÖÐèÒªÎÒÊäÈëRWIGSÖµ£¬ÎÒ²»Çå³þÓ¦¸ÃÔõôÉ趨¡£µ±È»ÕâÀïLORBITµÄÉ趨²¢²»Ó°Ïì½á¹¹ÓÅ»¯µÄ½á¹û£¬¿ÉÊÇÏÂÃæµÄ¼ÆËã¾Í³öÎÊÌâÁË¡£ ¶þ¡¢ÓõÚÒ»²½µÄCONTCAR£¬¾²Ì¬×ÔÇ¢µÃµ½CHGCAR INCAR: PREC = Accurate ENCUT = 400 LREAL = AUTO ISMEAR = 1 NELMIN = 5 EDIFF = 1E-4 EDIFFG = -0.01 NSW = 0 IBRION = -1 ISTART = 0 ALGO = Fast NSIM = 4 LORBIT = 11 LWAVE = .FALSE. LCHARG = .TURE. KPOINTS: 6*6*6 Õâ¸öÓеڶþ¸öÎÊÌ⣺ °´ÕÕmanual P126µÄDOS calculationÀï×ö¾²Ì¬¼ÆËãÖ÷ÒªÓ¦¸ÃÉ趨NSW=0ºÍIBRION=-1£¬ÕâÀïÓ¦¸ÃûÓÐÓõ½µÚÒ»²½¼ÆËãµÄWAVECAR°É¡¡¿ÉÊÇP43 DOSCARÀïΪʲô³öÏÖÁËÕâôһ¾ä»°£ºMind: For relaxations, the DOSCAR is usually useless. If you want to get an accurate DOS for the final configuration, first copy CONTCAR to POSCAR and continue with one static (ISTART=1; NSW=0) calculation. ISTART=1£¿ÄÇÊÇ˵ÎÒÓ¦¸ÃËãµÚÒ»²½µÄʱºò¼ÆËãWAVECARÂð£¿ÊDz»ÊÇmanualд´íÁË£¿ Èý¡¢´ÓµÚ¶þ²½µÄCHGCAR¼ÆËãDOS INCAR: PREC = Accurate ENCUT = 400 LREAL = AUTO ISMEAR = -5 NELMIN = 5 EDIFF = 1E-4 EDIFFG = -0.01 NSW = 100 IBRION = 1 ALGO = Fast NSIM = 4 ICHARG = 11 LORBIT = 11 LWAVE = .FALSE. LCHARG = .FALSE. ÕâÊǵÚÈý¸öÎÊÌ⣺ ÎÒÊÇÓ¦¸ÃÉ趨LORBIT=11£¬²»¶ÁRWIGS£¬»¹ÊÇÓ¦¸ÃÉ趨LORBIT=0ÔÙ¸ø³öRWIGSÖµ£¿ÎÒÓõÄPAW_PBE POTCAR¡£ManualÔÚP126Àïд×ÅMind that VASP can calculate partial DOS. Partial DOS are very powerful for the analysis of the electronic DOS (see section 6.32---RWIGS). ¿ÉÊÇÔÚP65µÄRWIGSºÍLORBITÀïдµÄºÜº¬ºý¡£Ç°ÃæËµËãPDOSÃ²ËÆÓ¦¸Ã¸ø³öRWIGSÖµ£¬µ«ÊÇ˵LORBITµÄʱºòÓÖ˵¶ÔÓÚPAW·½·¨Óò»×ŸøRWIGS£¿ ÁíÍ⣬ManualÀïд×ÅÈç¹ûÎÒ¸øÁËRWIGSÖµ£¬ÄÇôӦ¸ÃÊÇVASP writes a line Volume of Typ 1: 98.5 % to the OUTCAR file. You should use a RWIGS value which yields a volume of approximately 100%. ÎÊÌâÊÇÎÒ²éÁËOUTCAR£¬ÔõôûÓÐÕâ¾ä»°ÄØ£¿ÎÒÔõôȷ¶¨¸øµÄRWIGSÊDz»ÊÇÕýÈ·µÄ£¿ ´ÓPOTCARÀï¿ÉÊÇÓÐÁ½¸öRWIGSÖµ°¡£¡ RWIGS = 2.750; RWIGS = 1.455 wigner-seitz radius (au A) ÎÒÓ¦¸ÃÓÃÄÄÒ»¸ö£¿ »¹ÓУ¬ÎÒÐè²»ÐèÒªÉ趨NEDOSÖµ£¿Õâ¸öÖµÓÐʲôÓã¿ÎÒ¿´µ½°æÀïÓв»ÉÙÈËÓÃ5000»òÕß10000£¬¶øÄ¬ÈÏÖµÖ»ÓÐ300¡£ ×îºóÊÇÎÒËãµÄPt DOSͼ£¬Óкܶà¼â·å£¬ÎÒ²»ÖªµÀÊÇÄÄÒ»²½ËãµÄ²»ÕýÈ·£¬Ï£ÍûÅ£ÈËÃÇÄÍ×ÅÐÔ×Ó°ïÎÒ½²½âһϡ£¡£¡£Ð»Ð»£¡£¡ |
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2Â¥2010-01-06 16:23:06
yuyaolun
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3Â¥2010-01-06 16:24:14
yuyaolun
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4Â¥2010-01-06 16:26:36
wenjlu
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ice_rain(½ð±Ò+1,VIP+0):лл»ØÌûÌÖÂÛ 1-6 23:21
ice_rain(½ð±Ò+1,VIP+0):лл»ØÌûÌÖÂÛ 1-6 23:21
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ISMEAR=-1 SIGMA = 0.2 or lager [ Last edited by wenjlu on 2010-1-6 at 16:35 ] |
5Â¥2010-01-06 16:28:21
yuyaolun
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6Â¥2010-01-06 16:29:03
yuyaolun
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7Â¥2010-01-06 17:03:29
bingmou
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8Â¥2010-01-06 18:47:42
yuyaolun
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- ×¢²á: 2008-05-30
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9Â¥2010-01-06 19:07:35
yuxiao_zihan
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