Atomic hydrogen experiments at the onset of two-dimensional superfluidity

被引:3
|
作者
Safonov, AI [1 ]
Vasilyev, SA [1 ]
Yasnikov, IS [1 ]
Tjukanov, E [1 ]
Lukashevich, II [1 ]
Jaakkola, S [1 ]
机构
[1] TURKU UNIV,DEPT PHYS,WIHURI PHYS LAB,TURKU 20014,FINLAND
关键词
D O I
10.1007/BF02569685
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
Adsorption of spin-polarized hydrogen gas H down arrow at the surface of liquid He-4 was greatly enhanced by magnetically focusing H down arrow atoms onto the 0.03 cm dia. tip of a Dy ''needle''. Two-dimensional phase space densities up to sigma(h(2)/2 pi mkT(s)) > 2 were detected at T-s approximate to 225 mK using recombination energy rield NMR.*
引用
收藏
页码:539 / 540
页数:2
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