Proceedings of the Kamerling Onnes Conference on Low Temperature Physics

³He amplitude angular approximation atoms attenuation bolometer BOSE EINSTEIN CONDENSATE calculated cell chemical potential coefficient constant correlation function critical velocity crystal damping decrease density Department of Physics diffusion effects electron energy equation equilibrium excitations experimental experiments Fermi Fermi liquid Figure film thickness flow function He³ heater helium film hydrodynamic interaction layer Lett liquid helium Low Temp low temperature magnetic field mass measurements mixtures modes molar volume momentum negative ion normal fluid observed obtained order parameter oscillations Osheroff pair particles peak persistent current phase phonon Phys potential predicted pressure pulse quasiparticles References region relaxation rotation roton sample scattering second sound shown in Fig solid specific heat spectrum spin superfluid film SUPERFLUID HELIUM superleak surface T₁ temperature dependence theory thermal tion transition University values vector viscosity vortex line vortices Vycor wave zero