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tlger

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[ÇóÖú] density profileÈçºÎµÃµ½

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[ Last edited by tlger on 2011-8-12 at 19:06 ]
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zh1987hs(½ð±Ò+2): лл 2011-08-13 11:24:13
tlger(½ð±Ò+5): лл£¡ 2011-08-14 19:40:15
ÒýÓûØÌû:
1Â¥: Originally posted by tlger at 2011-08-12 19:04:00:
ÔÚ¶¯Á¦Ñ§Ä£ÄâdynamicsÒÔºó£¬ÏÖÔÚÓи÷Ô­×ÓµÄ×ø±êµÈÊý¾Ý£¬ÈçºÎµÃµ½Ô­×ÓµÄdensity profileÃܶȷֲ¼ÇúÏßÄØ£¿
[ Last edited by tlger on 2011-8-12 at 19:06 ]

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3Â¥2011-08-12 20:30:58
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bay__gulf

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zh1987hs(½ð±Ò+10, Ä£ÄâEPI+1): лл 2011-08-13 11:24:07
tlger(½ð±Ò+5): лл£¡ 2011-08-14 19:40:00
½ñÌì¸ÕдµÄ½Å±¾, ¿ÉÒԲο¼Ò»ÏÂ
CODE:
set firstframe 500
set lastframe [molinfo top get numframes]

set ooo [atomselect top "name OW"]
set totalo 0

for {set h 40 } { $h <= 200 } { incr h } { set count($h) 0 }
# 0.4 to 2.0 nm step by 0.01

for { set f $firstframe} { $f < $lastframe } { incr f } {
    $ooo frame $f
    foreach z [$ooo get z] {
            incr count([expr round($z*10)]) ;# z in Ang
                if {$z < 20.0} {incr totalo}
}   }

set outf [open "profile.dat" w]
for {set h 40 } { $h <= 200 } { incr h } {
    puts $outf [format "%.2f\t%8.6f" [expr $h/100.0] \
        [expr 1.0*$count($h)/$totalo]]
}
close $outf

2Â¥2011-08-12 19:40:18
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