Atomic and nuclear properties of liquid deuterium (D2)
QuantityValueUnits ValueUnits
Atomic number 1     
Atomic mass 2.014101764(13) g mole-1   
Specific gravity 0.1638 g cm-3   
Mean excitation energy 21.8 eV   
Minimum ionization 2.020 MeV g-1cm2 0.3309 MeV cm-1
Nuclear collision length 51.3 g cm-2 313.5 cm
Nuclear interaction length 71.8 g cm-2 438.2 cm
Pion collision length 81.4 g cm-2 497.1 cm
Pion interaction length 110.1 g cm-2 672.3 cm
Radiation length 125.98 g cm-2 769.1 cm
Critical energy 278.33 MeV (for e-) 271.81 MeV (for e+)
Molière radius 9.60 g cm-2 58.60 cm
Plasma energy ωp 8.22 eV   
Muon critical energy 1594. GeV   
Boiling point @ 1 atm 23.65 K -249.5 C
Triple point 18.69 K -254.5 C
Index of refraction (Na D) 1.112     
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
Table of isotopes via WIKIPEDIA
x ray mass attenuation coefficients from NIST