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wilsun7銀蟲 (初入文壇)
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[求助]
計算費米面時遇到的問題
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大家好,本人新手,在計算費米面時遇到一個問題:在運行 bands_FS.x > bands_FS.out 時沒有任何反應,查看系統(tǒng)監(jiān)視器,bands_FS.x 根本沒有運行。希望大神幫我看看問題處在那。計算是參考的這個網(wǎng)站: http://valenhou.blog.edu.cn/2006/133295.html 以下附上本人的計算過程,希望和大家一起研究 第一步:自洽計算(pw.x < scf-FeSe.in > scf-FeSe.out) 輸入文件: &CONTROL calculation = 'scf' , restart_mode = 'from_scratch' , wf_collect = .true. , outdir = './tmp' , pseudo_dir = '/home/wilson/Downloads/espresso-4.3.1/Psudoptential_files', prefix = 'FeSe' , verbosity = 'high' / &SYSTEM ibrav = 0, celldm(1) = 7.1148, nat = 4, ntyp = 2, nspin = 1, ecutwfc = 30.0 , ecutrho = 300.0 , occupations = 'smearing' , degauss = 0.01 , smearing = 'methfessel-paxton' , / &ELECTRONS electron_maxstep = 500, conv_thr = 1.0e-10 , mixing_beta = 0.1 , diagonalization = 'david' , / CELL_PARAMETERS 1.000000000 0.000000000 0.000000000 0.000000000 1.000000000 0.000000000 0.000000000 0.000000000 1.465600000 ATOMIC_SPECIES Fe 55.85 Fe.pbe-sp-van.UPF Se 78.96 Se.pbe-van.UPF ATOMIC_POSITIONS crystal Fe 0.250000 0.75000 0.00000 Fe 0.750000 0.25000 0.00000 Se 0.250000 0.25000 0.26000 Se 0.75000 0.75000 0.74000 K_POINTS automatic 8 8 6 1 1 1 第二步:用kvecs_FS.x產(chǎn)生要計算費米面時的密集網(wǎng)格k點(kvecs_FS.x < kvecs_FS.in > kvecs_FS.out) kvecs_FS.in 文件如下: kvecs_FS.in 1.000000 0.000000 0.000000 0.000000 1.000000 0.000000 0.000000 0.000000 0.682314 16 16 16 FeSe 然后 kvecs_FS.x < kvecs_FS.in > kvecs_FS.out 這時會生成文件kvecs_fese 包含了所有k點 第三步:進行一次非自洽計算,計算這些k點的本征值(cat scf.in kvecs_FeSe > nscf.in) 把 scf 的輸入文件和生成的k點附加到nscf中。 輸入文件: &CONTROL calculation = 'nscf' , restart_mode = 'from_scratch' , wf_collect = .true. , outdir = './tmp' , pseudo_dir = '/home/wilson/Downloads/espresso-4.3.1/Psudoptential_files', prefix = 'FeSe' , verbosity = 'high' / &SYSTEM ibrav = 0, celldm(1) = 7.1148, nat = 4, ntyp = 2, nspin = 1, ecutwfc = 30.0 , ecutrho = 300.0 , occupations = 'smearing' , degauss = 0.01 , smearing = 'methfessel-paxton' , / &ELECTRONS electron_maxstep = 500, conv_thr = 1.0e-10 , mixing_beta = 0.1 , diagonalization = 'david' , / CELL_PARAMETERS 1.000000000 0.000000000 0.000000000 0.000000000 1.000000000 0.000000000 0.000000000 0.000000000 1.465600000 ATOMIC_SPECIES Fe 55.85 Fe.pbe-sp-van.UPF Se 78.96 Se.pbe-van.UPF ATOMIC_POSITIONS crystal Fe 0.250000 0.75000 0.00000 Fe 0.750000 0.25000 0.00000 Se 0.250000 0.25000 0.26000 Se 0.75000 0.75000 0.74000 K_POINTS 4913 0.000000 0.000000 0.000000 1.00 0.000000 0.000000 0.042645 1.00 0.000000 0.000000 0.085289 1.00 ..... ..... ...... ... 再run pw.x < nscf-FeSe.in > nscf-FeSe.out 第四步:用bands_FS.x將計算的k點以及相應的本征值,轉(zhuǎn)換成xcrysden軟件的bxsf格式。 首先把 nscf-FeSe.out 復制到 Bands.out 然后新建文件input_FS : 20 24 8.8449 FeSe 16 16 16 1.000000 0.000000 0.000000 0.000000 1.000000 0.000000 0.000000 0.000000 0.682314 再run bands_FS.x > bands_FS.out 然后應該就可以了。我的問題出現(xiàn)在最后一步,前面3步一切正常。最后一步 bands_FS.x > bands_FS.out 后就沒反應了。。。希望大家?guī)臀铱纯磫栴}出在哪兒。謝謝 |
費米能級Fermi Level |
木蟲 (正式寫手)
銀蟲 (初入文壇)
金蟲 (著名寫手)
銀蟲 (初入文壇)
木蟲 (正式寫手)
銀蟲 (初入文壇)
木蟲 (正式寫手)
銀蟲 (初入文壇)
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非常感謝。但我運行后又出現(xiàn)了新問題。。 輸出結(jié)果是: forrtl: severe (59): list-directed I/O syntax error, unit 5, file stdin Image PC Routine Line Source bands_FS.x 000000000048005A Unknown Unknown Unknown bands_FS.x 000000000047EB56 Unknown Unknown Unknown bands_FS.x 0000000000441070 Unknown Unknown Unknown bands_FS.x 000000000040C35E Unknown Unknown Unknown bands_FS.x 000000000040B89F Unknown Unknown Unknown bands_FS.x 00000000004289B3 Unknown Unknown Unknown bands_FS.x 00000000004271B7 Unknown Unknown Unknown bands_FS.x 000000000040566C MAIN__ 353 bands_FS.f90 bands_FS.x 0000000000402BCC Unknown Unknown Unknown libc.so.6 00007F3D8EED1C4D Unknown Unknown Unknown bands_FS.x 0000000000402AC9 Unknown Unknown Unknown 感覺像是系統(tǒng)編譯的問題,但不知道具體怎么回事。。。 |
金蟲 (著名寫手)
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