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User name Templon
Log entry time 00:27:23 on October27,2000
Entry number 50974
keyword=analysis of 66 deg data details
# run 2063
#counts = 3921.0 # counts in Em peak
#charge = 0.0404044 # from runend
#deadtime = 0.1188 # from runend
# run 2065
counts = 15520 # counts in Em peak
charge = 0.0553 # from runend
deadtime = 0.143 # from runend
# not run dependent
omega = 0.006 # solid angle
tthik = 0.072 * 15.0 * 6.02e23 # number of nuclei per sq cm
parts = charge / 1.6e-19 # number of electrons thru target
lum = tthik * parts
sig = counts / lum / omega # this is in cm**2/sr
sig = sig * 1e30 # this is in ub / sr
print sig
print 'adjustment for eff. target length and radiation: '
radest = 0.7
tlencorr = 0.6
effsig = sig / tlencorr / radest / (1 - deadtime)
print effsig