Gunther, H.; Foerste, M.; Putlitz, G. zu; Schumacher, Th.
(Физика низких температур, 1996)
Different ions are used as microscopic probes for superfluid helium at temperatures ranging from 1.3 to 2.2 K. The ionic mobilities may provide new insight into the so far not well understood microscopic ion-roton scattering ...