Atomic and nuclear properties of ag halides in phot emulsion
QuantityValueUnits ValueUnits
<Z/A> 0.43663     
Specific gravity 6.470 g cm-3   
Mean excitation energy 487.1 eV   
Minimum ionization 1.313 MeV g-1cm2 8.496 MeV cm-1
Nuclear collision length 92.8 g cm-2 14.34 cm
Nuclear interaction length 155.3 g cm-2 24.00 cm
Pion collision length 117.5 g cm-2 18.16 cm
Pion interaction length 183.3 g cm-2 28.33 cm
Radiation length 9.86 g cm-2 1.525 cm
Critical energy 13.97 MeV (for e-) 13.50 MeV (for e+)
Molière radius 14.98 g cm-2 2.315 cm
Plasma energy ℏωp 48.43 eV   
Muon critical energy 239. GeV   
Composition:
Elem ZAtomic frac* Mass frac
Br
 35
1.00
0.422895
Ag
 47
1.00
0.573748
I
53
0.00
0.003357
* 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