Atomic and nuclear properties of materials:
Element 112 (Unnamed) ( )

Quantity	Value	Units
Atomic number	112
Atomic mass	[277.1639]	g mole-1
Specific gravity	??	g cm-3
Minimum ionization	1.111	MeV g-1cm2
Nuclear collision length	123.8	g cm-2
Nuclear interaction length	219.9	g cm-2
Radiation length	5.01	g cm-2
Critical energy	5.83	MeV (for e-)
Molière radius	18.23	g cm-2
Plasma energy	68.54	eV
Muon critical energy	113.	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: Since there is no stable isotope, given atomic mass is that of the longest-lived known isotope as of Jan 2007.
Note: Density 14.0 g/cm³ and I_eff = Z*10.0 eV assumed in calculating critical energies and dE/dx.
Table of isotopes