text: 2.5 
  2.6 
  
  *cv,*max 
  2.5 
  2 
  2.4 
  
  2.3 
  1.5 
  *B*
  *k*
  2.2 
  *L*
  */*
  *v*
  2.1  *c*
  1  20  30  40  70  50  60 
  
  *L*= 24 
  *L*= 32 
  *L*= 48 
  *L*= 64 
  0.5 
  
  0 
  0  20  40  60 
  
  80 
  *T*(K) 
  
  100  120  140 
  
  FIG. 2: (color online) Speciﬁc heat cv per spin vs. temper- 
  ature for thickness n = 16 (for lateral dimension, see the 
  legend inside the ﬁgure). Inset: Maximum of cv vs. L ob- 
  tained through MH technique. The continuum red line is a 
  power law ﬁt. 