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騎英奔騰銅蟲 (小有名氣)
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[求助]
關(guān)于qe里example01的疑問
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&control calculation = 'scf' restart_mode='from_scratch', prefix='silicon', tstress = .true. tprnfor = .true. pseudo_dir = '/lustre/home/chengdj/pseudo', outdir='/lustre/home/chengdj/tmp' / &system ibrav= 2, celldm(1) =10.20, nat= 2, ntyp= 1, ecutwfc =18.0, / &electrons diagonalization='david' mixing_mode = 'plain' mixing_beta = 0.7 conv_thr = 1.0d-8 / ATOMIC_SPECIES Si 28.086 Si.pz-vbc.UPF ATOMIC_POSITIONS Si 0.00 0.00 0.00 Si 0.25 0.25 0.25 K_POINTS 10 0.1250000 0.1250000 0.1250000 1.00 0.1250000 0.1250000 0.3750000 3.00 0.1250000 0.1250000 0.6250000 3.00 0.1250000 0.1250000 0.8750000 3.00 0.1250000 0.3750000 0.3750000 3.00 0.1250000 0.3750000 0.6250000 6.00 0.1250000 0.3750000 0.8750000 6.00 0.1250000 0.6250000 0.6250000 3.00 0.3750000 0.3750000 0.3750000 1.00 0.3750000 0.3750000 0.6250000 3.00 我想知道 1)tstress = .true. tprnfor = .true.這兩個(gè)變量是干嘛的 2)ATOMIC_SPECIES和ATOMIC_POSITIONS里面的數(shù)據(jù)代表什么意思,怎么得到的 3)K_POINTS干嘛用的,里面的一大堆數(shù)字代表什么,怎么得到的 |
木蟲 (正式寫手)
木蟲 (小有名氣)
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樓主可以去看看PW/Doc/INPUT_PW.txt tstress=.true. calculate stress. tprnfor=.true. print forces. ATOMIC_SPECIES里是你要計(jì)算的原子 ATOMIC_POSITIONS是你要計(jì)算的結(jié)構(gòu)參數(shù) K_POINTS 是K空間的取樣 |
銅蟲 (小有名氣)
銅蟲 (小有名氣)
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