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Entanglement in the XXZ chain

Presented by: 
B Nienhuis [Amsterdam]
Date: 
Wednesday 23rd April 2008 - 10:00 to 11:00
Venue: 
INI Seminar Room 1
Abstract: 

We take an antiferromagnetic XXZ chain in its ground state, and consider a small sequence of sites. The spins on these sites are entangled with the other spins. We show results for the entanglement entropy as a function of the length of the segment and the length of the chain.

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University of Cambridge Research Councils UK
    Clay Mathematics Institute London Mathematical Society NM Rothschild and Sons