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我是采用Dmol3计算团簇结构,将团簇分子放到立方体的盒子里面进行结构优化.
下面是我的Input文件.
# Task parameters
Calculate optimize
Opt_energy_convergence 2.0000e-005
Opt_gradient_convergence 4.0000e-003 A
Opt_displacement_convergence 5.0000e-003 A
Opt_iterations 50
Opt_max_displacement 0.3000 A
Opt_Converge_All on
Symmetry off
Max_memory 20480
File_usage smart
Scf_density_convergence 1.000000e-005
Scf_charge_mixing 2.000000e-001
Scf_spin_mixing 5.000000e-001
Scf_diis 6 pulay
Scf_iterations 500
# Electronic parameters
Spin_polarization unrestricted
Charge 0
Basis dnp
Pseudopotential dspp
Functional pbe
Aux_density hexadecapole
Dftd TS
DFTD_params custom 0.9400 20.0000
Integration_grid medium
Occupation thermal 0.0050
Cutoff_Global 10.000 angstrom
Kpoints off
# Calculated properties
Print_eigval_window -1.d9
Plot homo
Plot lumo
Mulliken_analysis charge
Hirshfeld_analysis charge
Grid msbox 3 0.2500 0.2500 0.2500 3.0000
计算HOMO-LUMO时都勾选了,但分析的时候只有HOMO,没有LUMO,请问是什么原因造成的呀?要如何修改呢?
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