Atomic and nuclear properties of materials:
Viton fluoroelastomer (C5H2F8)n
QuantityValueUnits ValueUnits
<Z/A> 0.48585     
Density 1.80 g cm-3   
Minimum ionization 1.701 MeV g-1cm2 3.062 MeV cm-1
Nuclear collision length 62.9 g cm-2 34.96 cm
Nuclear interaction length 93.1 g cm-2 51.73 cm
Pion collision length 89.4 g cm-2 49.69 cm
Pion interaction length 123.8 g cm-2 68.76 cm
Radiation length 35.36 g cm-2 19.64 cm
Critical energy 65.82 MeV (for e-) 64.02 MeV (for e+)
Molière radius 11.39 g cm-2 6.329 cm
Plasma energy 26.95 eV   
Muon critical energy 879. GeV   
Composition:
Elem ZAtomic frac* Mass frac*
H
1
2.00
0.009417
C
6
5.00
0.280555
F
9
8.00
0.710028
* calculated from mass fraction data.

Explanation of some entries
For muons, dE/dx = a(E) + b(E) E. Tables of b(E): PS PDF TEXT
Table of muon dE/dx and Range: PS PDF TEXT