417 citations · 2.5k across the 29 of their papers we have counts for
Showing 2004Show all
2 papers · 1 filter
quant-ph2004★ 27 cited
Local copying of orthogonal entangled quantum states
Fabio Anselmi, Anthony Chefles, Martin B. Plenio
In classical information theory one can, in principle, produce a perfect copy of any input state. In quantum information theory, the no cloning theorem prohibits exact copying of n…
quant-ph2004★ 32 cited
Unambiguous comparison of the states of multiple quantum systems
Anthony Chefles, Erika Andersson, Igor Jex
We consider N quantum systems initially prepared in pure states and address the problem of unambiguously comparing them. One may ask whether or not all systems are in the same…