Storage of ultracold low-energy neutrons in vessels with condensed metallic walls
Kosvintsev Yu.Yu., Kushnir Yu.A., Morozov V.I., Stoika A.D., Strelkov A.V.
Results are presented of measurements of the storage time of UCN with energy —20 neV in vessels with condensed metallic walls. The —650 sec storage time obtained for Be is the maximum attainable at present. The phenomenology of anomalous leakage of UCN is considered.