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jiewei專家顧問(wèn) (著名寫手)
小才
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[求助]
初學(xué)PWscf求問(wèn)cannot start from pw.x data file using Gamma-point tricks
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&inputph tr2_ph=1.0d-12, prefix='DG.scf', epsil=.false., trans=.true., lraman=.true., amass(1)= 12.011, amass(2)= 14.007, amass(3)= 1.008, outdir='./', fildyn='DG_IR.dynG', fildrho='DG_IR.drho', / 0.000 0.000 0.000 上一步自洽已經(jīng)成功完成, out文件的錯(cuò)誤是: %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% Error in routine phq_readin (1): cannot start from pw.x data file using Gamma-point tricks %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% stopping ... 初學(xué)者,有很多不懂的地方,還請(qǐng)大家海涵啊。 現(xiàn)在我應(yīng)該如何辦呢? 感謝啊 |

鐵桿木蟲 (著名寫手)
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收斂測(cè)試是說(shuō),增加K點(diǎn)數(shù)量后,需要考察的某個(gè)性質(zhì)不再發(fā)生明顯變化。不是scf計(jì)算收斂。 這個(gè)錯(cuò)誤是在pw.x的計(jì)算中指定了K_POINTS Gamma才會(huì)出現(xiàn)。聲子要求之前的pw.x計(jì)算必須使用別的模式,例如4x4x4個(gè)k點(diǎn): K_POINTS crystal 4 4 4 這里4/4/4的參數(shù)應(yīng)該增加到收斂為止,收斂標(biāo)準(zhǔn)可以用結(jié)構(gòu)優(yōu)化結(jié)果或者總能量什么的。 |
鐵桿木蟲 (著名寫手)
專家顧問(wèn) (著名寫手)
小才
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專家經(jīng)驗(yàn): +52 |

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