level 5
斌斌斌gg
楼主
在PWSCF计算LDA+U,随着U的值增大Mn 原子磁矩增大,文献中是随着U增大磁矩减小的。我的输入文件下面那样,我实在是找的不到错误,请问各位大神帮帮我看看,问题出现在哪里。感觉自己对对的,结果却是错错的。
&system
ibrav= 0,
nat= 8, ntyp= 2,
ecutwfc = 100.0,
ecutrho = 600,
occupations = 'smearing',
smearing = 'gaussian',
degauss = 1.d-8,
lda_plus_u=.true. ,
Hubbard_U(1)= 5.5,
nspin = 2,
starting_magnetization(1) = 0.4
/
&electrons
conv_thr = 1.d-10
mixing_fixed_ns = 0
/
ATOMIC_SPECIES
Mn 54.938 Mn.pz-spn-kjpaw_psl.0.3.1.UPF
Si 28.086 Si.pz-n-kjpaw.UPF
2017年09月28日 13点09分
1
&system
ibrav= 0,
nat= 8, ntyp= 2,
ecutwfc = 100.0,
ecutrho = 600,
occupations = 'smearing',
smearing = 'gaussian',
degauss = 1.d-8,
lda_plus_u=.true. ,
Hubbard_U(1)= 5.5,
nspin = 2,
starting_magnetization(1) = 0.4
/
&electrons
conv_thr = 1.d-10
mixing_fixed_ns = 0
/
ATOMIC_SPECIES
Mn 54.938 Mn.pz-spn-kjpaw_psl.0.3.1.UPF
Si 28.086 Si.pz-n-kjpaw.UPF