Atomic and nuclear properties of materials:
Propane (C3H8)
QuantityValueUnits ValueUnits
<Z/A> 0.58962     
Specific gravity (20° C, 1 atm) 1.87E-03 g cm-3   
Mean excitation energy 47.1 eV   
Minimum ionization 2.262 MeV g-1cm2 4.226E-03 MeV cm-1
Nuclear collision length 55.3 g cm-2 2.962E+04 cm
Nuclear interaction length 76.7 g cm-2 4.106E+04 cm
Pion collision length 83.0 g cm-2 4.443E+04 cm
Pion interaction length 108.5 g cm-2 5.809E+04 cm
Radiation length 45.37 g cm-2 2.429E+04 cm
Critical energy 131.58 MeV (for e-) 128.77 MeV (for e+)
Molière radius 7.31 g cm-2 3915. cm
Plasma energy 0.96 eV   
Muon critical energy 1558. GeV   
Melting point 85.52 K -187.6 C
Boiling point @ 1 atm 231.0 K -42.10 C
Composition:
Elem ZAtomic frac* Mass frac*
H
1
8.00
0.182855
C
6
3.00
0.817145
* 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