Atomic and nuclear properties of liquid propane (C3H8)
QuantityValueUnits ValueUnits
<Z/A> 0.58962     
Specific gravity 0.4930 g cm-3   
Mean excitation energy 52.0 eV   
Minimum ionization 2.191 MeV g-1cm2 1.080 MeV cm-1
Nuclear collision length 55.3 g cm-2 112.2 cm
Nuclear interaction length 76.7 g cm-2 155.6 cm
Pion collision length 83.0 g cm-2 168.4 cm
Pion interaction length 108.5 g cm-2 220.1 cm
Radiation length 45.37 g cm-2 92.04 cm
Critical energy 109.23 MeV (for e-) 106.43 MeV (for e+)
Molière radius 8.81 g cm-2 17.87 cm
Plasma energy ℏωp 15.54 eV   
Muon critical energy 1360. 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

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