Atomic and nuclear properties of materials:
Polyvinyl butyral [C8H1302]n
QuantityValueUnits ValueUnits
<Z/A> 0.54537     
Density 1.12 g cm-3   
Mean excitation energy 67.2 eV   
Minimum ionization 1.962 MeV g-1cm2 2.198 MeV cm-1
Nuclear collision length 57.6 g cm-2 51.44 cm
Nuclear interaction length 81.8 g cm-2 73.01 cm
Pion collision length 85.1 g cm-2 75.98 cm
Pion interaction length 113.7 g cm-2 101.5 cm
Radiation length 41.61 g cm-2 37.15 cm
Critical energy 89.35 MeV (for e-) 86.98 MeV (for e+)
Molière radius 9.88 g cm-2 8.818 cm
Plasma energy 22.52 eV   
Muon critical energy 1146. GeV   
Composition:
Elem ZAtomic frac* Mass frac*
H
1
13.00
0.092802
C
6
8.00
0.680561
O
8
2.00
0.226637
* 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