Atomic and nuclear properties of materials:
Liquid xenon (Xe)

Quantity	Value	Units	Value	Units
Atomic number	54
Atomic mass	131.293(6)	g mole-1
Density	2.95	g cm-3
Mean excitation energy	482.0	eV
Minimum ionization	1.255	MeV g-1cm2	3.707	MeV cm-1
Nuclear collision length	100.8	g cm-2	34.15	cm
Nuclear interaction length	172.1	g cm-2	58.29	cm
Pion collision length	125.0	g cm-2	42.31	cm
Pion interaction length	199.6	g cm-2	67.58	cm
Radiation length	8.48	g cm-2	2.872	cm
Critical energy	11.66	MeV (for e-)	11.28	MeV (for e+)
Molière radius	15.43	g cm-2	5.224	cm
Plasma energy	31.76	eV
Muon critical energy	200.	GeV
Melting point	161.4	K	-111.8	C
Boiling point @ 1 atm	165.1	K	-108.0	C
Index of refraction (@ STP, Na D)	1.39

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: Index of refraction at boiling point, 1 atm.
Table of isotopes Warning: may not be current
x ray mass attenuation coefficients