Short-time dynamic behavior of the two-dimensional square lattice fully frustrated XY model

2002 ◽  
Vol 292 (6) ◽  
pp. 303-308 ◽  
Author(s):  
Meng-Bo Luo ◽  
Qing-Hu Chen ◽  
He-Ping Ying ◽  
Zheng-Kuan Jiao
1998 ◽  
Vol 12 (29n30) ◽  
pp. 1237-1243 ◽  
Author(s):  
H. P. Ying ◽  
H. J. Luo ◽  
L. Schülke ◽  
B. Zheng

We present a dynamic Monte Carlo study of the spin-1/2 quantum XY model in two-dimensions at the Kosterlitz–Thouless phase transition temperature. The short-time dynamic scaling behaviour is found and the dynamical exponents θ, z and the static exponent η are determined.


2003 ◽  
Vol 20 (12) ◽  
pp. 2222-2225 ◽  
Author(s):  
You Yu ◽  
Luo Meng-Bo ◽  
Ying He-Ping ◽  
Chen Qing-Hu

2003 ◽  
Vol 17 (05n06) ◽  
pp. 209-218 ◽  
Author(s):  
NELSON ALVES ◽  
JOSÉ ROBERTO DRUGOWICH DE FELÍCIO

In this work the two-dimensional Ising model with nearest- and next-nearest-neighbor interactions is revisited. We obtain the dynamic critical exponents z and θ from short-time Monte Carlo simulations. The dynamic critical exponent z is obtained from the time behavior of the ratio [Formula: see text], whereas the non-universal exponent θ is estimated from the time correlation of the order parameter <M(0)M(t)> ~ tθ, where M(t) is the order parameter at instant t, d is the dimension of the system and <(⋯)> is the average of the quantity (⋯) over different samples. We also obtain the static critical exponents β and ν by investigating the time behavior of the magnetization.


2008 ◽  
Vol 25 (6) ◽  
pp. 2165-2168 ◽  
Author(s):  
Nie Qing-Miao ◽  
Zhou Wei ◽  
Li Hai-Bin ◽  
Xu Zhi-Jun ◽  
Chen Qing-Hu

Author(s):  
Xin Qiao ◽  
Xiaodong Lv ◽  
Yinan Dong ◽  
Yanping Yang ◽  
Fengyu Li

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