Atomic and nuclear properties of materials:
Bromine liquid (Br₂) (Br)

Quantity	Value	Units	Value	Units
Atomic number	35
Atomic mass	79.904(1)	g mole-1
Specific gravity	3.10	g cm-3
Minimum ionization	1.385	MeV g-1cm2	4.297	MeV cm-1
Nuclear collision length	88.9	g cm-2	28.66	cm
Nuclear interaction length	147.2	g cm-2	47.45	cm
Radiation length	11.42	g cm-2	3.681	cm
Critical energy	17.30	MeV (for e-)	16.76	MeV (for e+)
Molière radius	14.00	g cm-2	4.513	cm
Plasma energy	33.59	eV
Muon critical energy	281.	GeV
Melting point	539.1	K	266.0	C
Boiling point @ 1 atm	605.1	K	331.9	C

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