Atomic and nuclear properties of valine (C5H11NOi2)
QuantityValueUnits ValueUnits
<Z/A> 0.54632     
Specific gravity 1.230 g cm-3   
Mean excitation energy 67.7 eV   
Minimum ionization 1.960 MeV g-1cm2 2.411 MeV cm-1
Nuclear collision length 57.9 g cm-2 47.05 cm
Nuclear interaction length 82.3 g cm-2 66.88 cm
Pion collision length 85.4 g cm-2 69.41 cm
Pion interaction length 114.2 g cm-2 92.87 cm
Radiation length 40.60 g cm-2 33.00 cm
Critical energy 86.90 MeV (for e-) 84.58 MeV (for e+)
Molière radius 9.91 g cm-2 8.054 cm
Plasma energy ωp 23.62 eV   
Muon critical energy 1121. GeV   
Composition:
Elem ZAtomic frac* Mass frac
H
1
11.00
0.094641
C
6
5.00
0.512645
N
7
1.00
0.119565
O
8
2.00
0.273150
* 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