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scprqt: WARNING -
nstep= 200 was not enough SCF cycles to converge;
potential residual= 1.475E-05 exceeds tolvrs= 1.000E-10
nstepÉèΪ200¼º¾²î²»¶àÁ˰ɣ¿ÔÙµ÷´óÒ²Ö»ÊÇÀË·Ñʱ¼ä£¿
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max grad (force/stress) = ¡Á¡Á¡Á¡Á¡Á > tolmxf= 5.0000E-05 ha/bohr (free atoms)
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Ϊ´Ë£¬ÎÒµ÷ÕûÁËoccopt=1 or 7 ;iscf=7 or 5; »¹µ÷ÕûÁ˸÷ÖÖÊÕÁ²²ÎÊý tolmxf; tolvrs or toldff or tolrff or tolfe ; diemac µÈÖµ£¬Ò²Ôø³¢ÊÔ¹ýÖ±½Ó½øÐм¸ºÎÓÅ»¯£¨optcell=/0 ionmov=2 or 3)µ«¶¼ÎÞ·¨ÔÚntimeÖ®ÄÚÊÕÁ²¡£
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#Structural optimisation
#************************************
nshiftk 1
shiftk 0 0 0
#*********************************
ecut 26
ecutsm 0.5
ngkpt 3 3 4
occopt 7
tsmear 0.01
#*********************************
#Common input data
chksymbreak 0
chkprim 0
brvltt -1
#Definition of the unit cell
#**********************************
acell 2*11.135000 4.376000 Angstroms
angdeg 90 90 90
#Definition of the atoms
#*********************
spgroup 82
ntypat 5
znucl 48 30 16 7 6
natom 14
natrd 5
typat 1 2 3 4 5
xred
0.000000 0.000000 0.000000
0.000000 0.500000 0.250000
-0.124500 0.152800 -0.302900
-0.048000 0.359600 0.006400
-0.078300 0.273400 -0.117700
#Definition of the scf procedure
#******************************
iscf 7
nstep 300
ixc 1
toldfe 5.0d-6
diemac 10.0
#Structural relaxation
#************************************
ionmov 2
optcell 0
tolmxf 5.0d-5
ntime 100
#************************************
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