Phonon density of states for bcc tantalum

D(ω) [10¹⁵ s/rad m^-3]
	ω [10¹² rad/s]

The atomic density is taken to be 5.54×10²⁸ m^-3. Each atoms has three degrees of freedom so the integral over all frequencies is 3×5.54×10²⁸ m^-3. The data are from doi: 10.1007/b19988.

T = 296 K