Wada, Nobuo; Hieda, Mitsunori; Toda, Ryo; Matsushita, Taku
(Физика низких температур, 2013)
Even though there is no long-range-ordered state of a superfluid in dimensions lower than the three-dimension (3D) such as bulk ⁴He liquid, superfluidity has been observed for flat ⁴He films in 2D and recently for nanotubes ...