Helicity modulus of the quasi-one-dimensional XY model: Protection by an energy barrier

2020 ◽  
Vol 102 (10) ◽  
Author(s):  
D. S. Hirashima
2020 ◽  
Vol 72 (8) ◽  
pp. 085103
Author(s):  
Jia-Hui Bao ◽  
Cheng-Yong Zhang
Keyword(s):  
Xy Model ◽  

2019 ◽  
Vol 176 (2) ◽  
pp. 492-504
Author(s):  
Z. Saghafi ◽  
S. Mahdavifar ◽  
E. Hosseini Lapasar

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