140 citations · 525 across the 15 of their papers we have counts for
Showing 2013Show all
2 papers · 1 filter
quant-ph2013★ 89 cited
Purifications of multipartite states: limitations and constructive methods
Gemma De las Cuevas, Norbert Schuch, David Pérez-García +1
We analyze the description of quantum many-body mixed states using matrix product states and operators. We consider two such descriptions: (i) as a matrix product density operator…
cond-mat.str-el2013★ 18 cited
The Heisenberg XX spin chain and low-energy QCD
David Pérez-García, Miguel Tierz
By using random matrix models we uncover a connection between the low energy sector of four dimensional QCD at finite volume and the Heisenberg XX model in a 1d spin chain. This co…