В. Н. Бондарев
Abstract
It is shown that a series of localized states corresponding to two-dimensional rotons with smaller characteristic pulses than those of a bulk roton must exist in a superfluid helium near its boundary with the solid substrate.
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It is shown that a series of localized states corresponding to two-dimensional rotons with smaller characteristic pulses than those of a bulk roton must exist in a superfluid helium near its boundary with the solid substrate.
Key concepts: Roton, Superfluid helium-4, Helium, Physics, Boundary (topology), Superfluidity, Condensed matter physics, Helium-4