53 citations · 288 across the 25 of their papers we have counts for
Showing 2015Show all
2 papers · 1 filter
quant-ph2015★ 24 cited
Geometric Phases for Mixed States of the Kitaev Chain
Ole Andersson, Ingemar Bengtsson, Marie Ericsson +1
The Berry phase has found applications in building topological order parameters for certain condensed matter systems. The question whether some geometric phase for mixed states can…
quant-ph2015
Cliffordtori and unbiased vectors
Ole Andersson, Ingemar Bengtsson
The existence problem for mutually unbiased bases is an unsolved problem in quantum information theory. A related question is whether every pair of bases admits vectors that are un…