Atomic and nuclear properties of materials:
Lead tungstate (PbWO4)
QuantityValueUnits ValueUnits
<Z/A> 0.41315     
Density 8.30 g cm-3   
Mean excitation energy 600.7 eV   
Minimum ionization 1.229 MeV g-1cm2 10.20 MeV cm-1
Nuclear collision length 100.6 g cm-2 12.12 cm
Nuclear interaction length 168.3 g cm-2 20.27 cm
Pion collision length 126.2 g cm-2 15.21 cm
Pion interaction length 199.5 g cm-2 24.04 cm
Radiation length 7.39 g cm-2 0.8903 cm
Critical energy 9.64 MeV (for e-) 9.31 MeV (for e+)
Molière radius 16.26 g cm-2 1.959 cm
Plasma energy 53.36 eV   
Muon critical energy 170. GeV   
Melting point 1396. K 1123. C
Index of refraction (@ STP, Na D) 2.20     
Composition:
Elem ZAtomic frac* Mass frac*
Pb
 82
1.00
0.455347
W
74
1.00
0.404011
O
8
4.00
0.140462
* calculated from mass fraction data.

Explanation of some entries
For muons, dE/dx = a(E) + b(E) E. Tables of b(E): PS PDF TEXT
Table of muon dE/dx and Range: PS PDF TEXT