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letianhan

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[求助] 请教WIEN2K里一个关于2D结构优化的问题

请教一个关于2D结构优化的问题,2Doptimize.job的初始化文件里有这么几行命令:
# Usually low-symmerty compounds have internal coordinates

# and you must relax them (activate -min)

run_lapw -ec 0.001 # -p -it -min -fc 1.0 -cc 0.01

# min -j "run_lapw -I -fc 1.0 -i 90 "

# runsp_lapw -ec 0.0001

看书写格式的话,三行命令,三个#,是不是选一个就好。举例最简单的无自旋优化,用第一行,去掉#可以不?还是用第一行,保留#?
要优化力的话,第一行+第二行可以吗??还是只有第二行?
我个人理解,要先进行能量收敛,再此基础上,进行力的优化,也就是修改成:
run_lapw -ec 0.001
min -j "run_lapw -I -fc 1.0 -i 90 "

是否准确?
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