Helicity modulus of the quasi-one-dimensional
XY
model: Protection by an energy barrier
1985 ◽
Vol 46
(C7)
◽
pp. C7-129-C7-133
◽
2012 ◽
Vol 376
(45)
◽
pp. 2982-2988
◽
1977 ◽
Vol 89
(2)
◽
pp. 265-303
◽
1989 ◽
Vol 1
(30)
◽
pp. 4895-4905
◽
1983 ◽
Vol 31-34
◽
pp. 1223-1224
2004 ◽
Vol 129
(10)
◽
pp. 621-626
◽
1998 ◽
Vol 251
(3-4)
◽
pp. 485-506
◽