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算來(lái)一夢(mèng)浮生新蟲(chóng) (初入文壇)
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[求助]
vasp磁性計(jì)算優(yōu)化步與自洽步得出的磁矩?cái)?shù)值差距很大 已有1人參與
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求助各位大神! 我在用vasp計(jì)算材料磁性時(shí),優(yōu)化步得到的磁矩和自洽步得到的磁矩?cái)?shù)值相差14uB左右,正常情況下優(yōu)化步和自洽步得到的磁矩不是應(yīng)該相差不大嗎?這個(gè)問(wèn)題一直未得到解決,還請(qǐng)大家不吝賜教!多謝多謝!以下是我優(yōu)化自洽時(shí)的INCAR和KPOINTS: 優(yōu)化步INCAR ISTART = 0 ICHARG = 2 PREC = Accurate ENCUT = 500 EDIFF = 1E-05 EDIFFG = -0.01 NSW = 500 IBRION = 2 ISIF = 2 #ISYM = 2 ISMEAR = 0 LREAL=Auto NPAR=4 ISPIN = 2 SIGMA = 0.05 LWAVE = F IVDW = 11 自洽步INCAR ISTART = 0 ICHARG = 2 PREC = Accurate ENCUT = 500 EDIFF = 1E-05 EDIFFG = -0.01 #NSW = 500 #IBRION = 2 #ISIF = 2 #ISYM = 2 ISMEAR = 0 LREAL=Auto NPAR=4 ISPIN = 2 SIGMA = 0.05 LAECHG = .True. IVDW = 11 KPOINTS均為: Automatic generation 0 Gamma 5 5 1 0.0 0.0 0.0 |

金蟲(chóng) (正式寫(xiě)手)
DDr.

新蟲(chóng) (初入文壇)
新蟲(chóng) (初入文壇)
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