[ALPS-users] XY

[Matthias Troyer]

Since your lattice is bipartite the sign of Jxy can be gauged away. There is a gauge symmetry and Jxy=+1 and -1 have the same energy. 

> On Mar 9, 2017, at 02:07, vitbka konef <konefvitbka53 at gmail.com> wrote:
> 
> 
> I am trying to obtain results from this article.
> Spin stiffness is not drop to zero at vicinity B(h)=7.
> 
> http://journals.aps.org/prl/abstract/10.1103/PhysRevLett.98.227201
> 
> 2017-03-09 14:43 GMT+05:00 vitbka konef <konefvitbka53 at gmail.com>:
>> I am trying to obtain results from this article.
>> Spin stiffness is not drop to zero at vicinity B(h)=7.
>> 
>> 
>> 2017-03-09 14:09 GMT+05:00 vitbka konef <konefvitbka53 at gmail.com>:
>>> I am attached files for simulation. 
>>> 
>>> 2017-03-09 11:06 GMT+05:00 Matthias Troyer <troyer at phys.ethz.ch>:
>>>> What do you call Jxy and what is Jyx?
>>>> 
>>>> > On 8 Mar 2017, at 19:14, vitbka konef <konefvitbka53 at gmail.com> wrote:
>>>> >
>>>> > Dear all.
>>>> > I am trying calculate the energy of the spin model for Jxy=1 and Jxy=-1.
>>>> > Why that energy does not depend on the sign of the Jxy (worm , dirloop_sse , fulldiag)?
>>>> >
>>>> > Best wishes.
>>>> >
>>>> >
>>>> >
>>>> >
>>>> >
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>> 
> 
> <models.xml.in>
> <spinTest1>
> <spinTest2>
> 
> 
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