Atomic and nuclear properties of materials:
Status of ultraheavies as of March 2010 (pdf)
Atomic number 113  
Atomic mass [284.178(6)] g mole-1
Density ?? g cm-3
Mean excitation energy 1171.0 eV
Minimum ionization 1.091 MeV g-1cm2
Nuclear collision length 124.7 g cm-2
Nuclear interaction length 221.7 g cm-2
Pion collision length 147.3 g cm-2
Pion interaction length 247.6 g cm-2
Radiation length 5.07 g cm-2
Critical energy 5.79 MeV (for e-)
Molière radius 18.55 g cm-2
Plasma energy 67.99 eV
Muon critical energy 112. GeV
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
Explanation of some entries
Note: One of the atomic masses reported by the JINR-LLNL group is given.
Note: Density 14.0 g/cm3 and Ieff = 1171 eV assumed in calculating critical energies and dE/dx.