HEXATICALLY ORDERED SUPERFLUIDS

被引:17
作者
MULLEN, K
STOOF, HTC
WALLIN, M
GIRVIN, SM
机构
[1] UNIV UTRECHT, INST THEORET PHYS, 3508 TD UTRECHT, NETHERLANDS
[2] ROYAL INST TECHNOL, DEPT THEORET PHYS, S-10044 STOCKHOLM 70, SWEDEN
关键词
D O I
10.1103/PhysRevLett.72.4013
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
We develop a theory for a novel state of He-4 films that possesses off-diagonal order (as in the superfluid state) as well as hexatic or bond orientational order. Within our description, both the hexatic and superfluid transitions are still of the Kosterlitz-Thouless type, but the superfluid stiffness is sensitive to the hexatic transition. We briefly discuss the possible relevance of this work to recent experiments on submonolayer helium films.
引用
收藏
页码:4013 / 4016
页数:4
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