Atomic and nuclear properties of Freon-13 (CF3Cl)
QuantityValueUnits ValueUnits
<Z/A> 0.47966     
Specific gravity (20° C, 1 atm) 0.9500 g cm-3   
Mean excitation energy 126.6 eV   
Minimum ionization 1.668 MeV g-1cm2 1.584 MeV cm-1
Nuclear collision length 66.9 g cm-2 70.45 cm
Nuclear interaction length 101.3 g cm-2 106.6 cm
Pion collision length 93.2 g cm-2 98.06 cm
Pion interaction length 131.5 g cm-2 138.4 cm
Radiation length 27.12 g cm-2 28.55 cm
Critical energy 50.36 MeV (for e-) 48.99 MeV (for e+)
Molière radius 11.42 g cm-2 12.02 cm
Plasma energy ωp 19.45 eV   
Muon critical energy 699. GeV   
Composition:
Elem ZAtomic frac* Mass frac
C
6
1.00
0.114983
F
9
3.00
0.545622
Cl
17
1.00
0.339396
* 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