38 citations · 104 across the 4 of their papers we have counts for
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quant-ph2003★ 22 cited
Gluing of completely positive maps
Johan Åberg
Gluings of completely positive maps (CPMs) are defined and investigated. As a brief description of this concept consider a pair of `evolution machines', each with the ability to ev…
quant-ph2003★ 22 cited
Subspace local quantum channels
Johan Åberg
A special class of quantum channels, named subspace local (SL), are defined and investigated. The proposed definition of subspace locality of quantum channels is an attempt to answ…
quant-ph2003★ 22 cited
Subspace preserving completely positive maps
Johan Åberg
A class of quantum channels and completely positive maps (CPMs) are introduced and investigated. These, which we call subspace preserving (SP) CPMs has, in the case of trace preser…