Phonon-roton excitations and quantum phase transitions in liquid 4 He in nanoporus media
Focus: Detecting vortices/turbulence in pure superfluid 4 He at T
Reminiscences of Jurgen Frank Alberta and Delaware
Excitations, Bose-Einstein Condensation and Superfluidity in Liquid 4 He Henry R. Glyde Department of Physics & Astronomy University of Delaware.