SDD Materials : Polyimide film


Component Fraction by weight(1, 2) A Z (Z/A) Density
[g/cm3]
Radiation Length
[cm]
Radiation Length
[g/cm2]
C (compact) 0.691181 12.0107 6. 0.49954 2.265 18.85 42.70
H2 0.026365  1.00794 1. 0.99212 0.0000899 731000. 61.28
N2 0.073275 14.00674 7. 0.49976 0.001165 32622. 37.99
O2 0.209179 15.9994 8. 0.50002 0.0013298 25749. 34.240
Polyimide Film [C22H10N2O5]n   12.7017 6.35992 0.50072 1.420 28.5626 40.5590
 
Polyimide film from PDG       0.51264 1.420 28.57 40.58
(1) The weight fractions are in good agreement with those reported here .

Calculation performed using the method described here and imposing the density of the compound.
 
 
 
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