Atomic and nuclear properties of nihonium (Nh)

Recognized by IUPAC on December 2015, tentative name as of June 2016.
Status of heaviest elements as of June 2016 (pdf)

Quantity	Value	Units
Atomic number	113
Atomic mass	[286.182(6)]	g mole-1
Specific gravity	??	g cm-3
Mean excitation energy	1171.0	eV
Minimum ionization	1.091	MeV g-1cm2
Nuclear collision length	125.0	g cm-2
Nuclear interaction length	222.3	g cm-2
Pion collision length	147.5	g cm-2
Pion interaction length	248.1	g cm-2
Radiation length	5.10	g cm-2
Critical energy	5.84	MeV (for e-)
Molière radius	18.53	g cm-2
Plasma energy ℏωp	67.99	eV
Muon critical energy	112.	GeV

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
Note: One of the atomic masses reported by the JINR-LLNL group is given.
Note: Density 14.0 g/cm³ and I_eff = 1171 eV assumed in calculating critical energies and dE/dx.