Atomic and nuclear properties of adenine (C5H5N5)
QuantityValueUnits ValueUnits
<Z/A> 0.51903     
Specific gravity 1.350 g cm-3   
Mean excitation energy 71.4 eV   
Minimum ionization 1.854 MeV g-1cm2 2.503 MeV cm-1
Nuclear collision length 59.3 g cm-2 43.93 cm
Nuclear interaction length 85.6 g cm-2 63.44 cm
Pion collision length 86.7 g cm-2 64.22 cm
Pion interaction length 117.7 g cm-2 87.18 cm
Radiation length 40.58 g cm-2 30.06 cm
Critical energy 82.22 MeV (for e-) 80.02 MeV (for e+)
Molière radius 10.47 g cm-2 7.752 cm
Plasma energy ℏωp 24.12 eV   
Muon critical energy 1064. GeV   
Composition:
Elem ZAtomic frac* Mass frac
H
1
5.00
0.037294
C
6
5.00
0.444430
N
7
5.00
0.518275
* 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