Hi Prof. Troyer

   With antiferromagnetic couplings.



  

--- On Thu, 1/13/11, Matthias Troyer <troyer@phys.ethz.ch> wrote:

From: Matthias Troyer <troyer@phys.ethz.ch>
Subject: Re: [ALPS-users] quantum XY model with an uniform magnetic field in the x-direction
To: comp-phys-alps-users@lists.phys.ethz.ch
Date: Thursday, January 13, 2011, 2:44 AM

With ferromagnetic or antiferromagnetic couplings?

On Jan 13, 2011, at 11:33 AM, Kubila wrote:

Hi ALPS users

   I was wondering can one use looper to simulate quantum XY model with an uniform magnetic field in the x-direction. Thanks.