Atomic and nuclear properties of lanthanum oxybromide (LaOBr)
QuantityValueUnits ValueUnits
<Z/A> 0.42599     
Specific gravity 6.280 g cm-3   
Mean excitation energy 439.7 eV   
Minimum ionization 1.294 MeV g-1cm2 8.129 MeV cm-1
Nuclear collision length 93.3 g cm-2 14.86 cm
Nuclear interaction length 155.2 g cm-2 24.72 cm
Pion collision length 118.5 g cm-2 18.86 cm
Pion interaction length 184.6 g cm-2 29.39 cm
Radiation length 9.57 g cm-2 1.524 cm
Critical energy 13.23 MeV (for e-) 12.80 MeV (for e+)
Molière radius 15.34 g cm-2 2.443 cm
Plasma energy ωp 47.13 eV   
Muon critical energy 226. GeV   
Composition:
Elem ZAtomic frac* Mass frac
O
8
1.00
0.068138
Br
35
1.00
0.340294
La
57
1.00
0.591568
* 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