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夜幕沉夢新蟲 (初入文壇)
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[求助]
HSE06雜化泛函計算能帶
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大家好,想跟大家請教一個問題。我用VASP進行HSE06雜化泛函能帶計算時,先進行了晶胞結(jié)構(gòu)優(yōu)化,然后做了SCF自洽計算,之后用HSE06雜化泛函進行了能帶計算?墒钱(dāng)我把BANDS文件導(dǎo)入Origin畫圖后,出來的圖確實鋸齒狀的,請問我哪里出錯了嗎? 計算用的INCAR文件如下,做能帶計算的KPOINTS文件我是把自洽計算后的IBZKPT復(fù)制成為Kpoints文件,之后又加上了四個高對稱點,同時修改了k點數(shù)目。 晶格優(yōu)化INCAR CsSnCl3 ENCUT= 350 eV ISTART =0 ; ICHARG = 2 ISMEAR = 0 ISIF = 7 PREC = Accurate LREAL = .F. IBRION = 2 NSW = 100 POTIM = 0.5 EDIFFG = -0.05 NELM = 60 EDIFF = 0.1E-04 LCHARG = .F. LWAVE = .F. ISMEAR = 0 SIGMA = 0.2 ALGO = Fast 原子位置優(yōu)化INCAR CsSnCl3 ENCUT= 350 eV ISTART =0 ; ICHARG = 2 ISMEAR = 0 ISIF = 2 PREC = Accurate LREAL = .F. IBRION = 2 NSW = 100 POTIM = 0.5 EDIFFG = -0.05 NELM = 60 EDIFF = 0.1E-04 LCHARG = .F. LWAVE = .F. ISMEAR = 0 SIGMA = 0.2 ALGO = Fast SCF計算INCAR CsSnCl3 ENCUT= 350 eV ISTART =0 ; ICHARG = 2 ISMEAR = 0 ISIF = 2 PREC = Accurate LREAL = .F. IBRION = -1 NSW = 0 POTIM = 0.5 EDIFFG = -0.05 NELM = 60 EDIFF = 0.1E-04 LCHARG = .T. LWAVE = .T. ISMEAR = -5 SIGMA = 0.2 ALGO = Fast 能帶計算INCAR CsSnCl3 ISTART = 1 ICHARG = 11 EDIFF = 0.00001 EDIFFG = -0.001 ENCUT = 350 LREAL = .FALSE. LWAVE = .TRUE. LCHARG = .TRUE. NELM = 200 NSW = 0 IBRION = 1 LMAXMIX = 4 ISMEAR = 0 SIGMA = 0.1 NSIM = 4 IALGO = 48 ISYM = 0 LHFCALC = .TRUE. HFSCREEN = 0.2 ALGO = N TIME = 0.4 ENCUTFOCK = 0 AEXX = 0.25 NELMIN = 5 NBANDS=21 K[POINTS文件 Automatically generated mesh 24 Reciprocal lattice 0.00000000000000 0.00000000000000 0.00000000000000 1 0.14285714285714 0.00000000000000 0.00000000000000 6 0.28571428571429 0.00000000000000 0.00000000000000 6 0.42857142857143 0.00000000000000 0.00000000000000 6 0.14285714285714 0.14285714285714 0.00000000000000 12 0.28571428571429 0.14285714285714 0.00000000000000 24 0.42857142857143 0.14285714285714 0.00000000000000 24 0.28571428571429 0.28571428571429 0.00000000000000 12 0.42857142857143 0.28571428571429 0.00000000000000 24 0.42857142857143 0.42857142857143 0.00000000000000 12 0.14285714285714 0.14285714285714 0.14285714285714 8 0.28571428571429 0.14285714285714 0.14285714285714 24 0.42857142857143 0.14285714285714 0.14285714285714 24 0.28571428571429 0.28571428571429 0.14285714285714 24 0.42857142857143 0.28571428571429 0.14285714285714 48 0.42857142857143 0.42857142857143 0.14285714285714 24 0.28571428571429 0.28571428571429 0.28571428571429 8 0.42857142857143 0.28571428571429 0.28571428571429 24 0.42857142857143 0.42857142857143 0.28571428571429 24 0.42857142857143 0.42857142857143 0.42857142857143 8 0.500 0.000 0.000 0 0.500 0.500 0.500 0 0.500 0.500 0.000 0 0.000 0.000 0.000 0 |
新蟲 (小有名氣)
新蟲 (小有名氣)
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