Cavitation Density of Superfluid Helium-4 around 1 K

An Qu, Azer Trimeche, Jacques Dupont-roc +2

Using an optical interferomertric method, the homogeneous cavitation density of superfluid helium at $T=0.96$K is measured and found to be ${\rho }_{cav}=0.1338\pm 0.0002g.c{\mathrm{m}}^{-3}$…