Atomic and nuclear properties of mercury (Hg)
QuantityValueUnits ValueUnits
Atomic number 80     
Atomic mass 200.592(2) g mol-1   
Density 13.55 g cm-3   
Mean excitation energy 800.0 eV   
Minimum ionization 1.130 MeV g-1cm2 15.31 MeV cm-1
Nuclear interaction length 197.5 g cm-2 14.58 cm
Nuclear collision length 113.1 g cm-2 8.346 cm
Pion interaction length 223.8 g cm-2 16.52 cm
Pion collision length 136.4 g cm-2 10.07 cm
Radiation length 6.44 g cm-2 0.4752 cm
Critical energy 7.53 MeV (for e-) 7.26 MeV (for e+)
Muon critical energy 143. GeV   
Molière radius 18.12 g cm-2 1.338 cm
Plasma energy ωp 66.98 eV   
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
Table of isotopes via WIKIPEDIA
x ray mass attenuation coefficients from NIST