Atomic and nuclear properties of materials:
Carbon (amorphous) (C )

Quantity	Value	Units	Value	Units
Atomic number	6
Atomic mass	12.0107(8)	g mole-1
Specific gravity	2.00	g cm-3
Minimum ionization	1.749	MeV g-1cm2	3.497	MeV cm-1
Nuclear collision length	59.2	g cm-2	29.60	cm
Nuclear interaction length	85.8	g cm-2	42.90	cm
Radiation length	42.70	g cm-2	21.35	cm
Critical energy	82.08	MeV (for e-)	79.85	MeV (for e+)
Molière radius	11.03	g cm-2	5.515	cm
Plasma energy	28.80	eV
Muon critical energy	1060.	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
Table of isotopes
x ray mass attenuation coefficients