303 citations · 1.3k across the 11 of their papers we have counts for
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quant-ph2006★ 113 cited
Adiabatic Preparation of Topological Order
Alioscia Hamma, Daniel A. Lidar
Topological order characterizes those phases of matter that defy a description in terms of symmetry and cannot be distinguished in terms local order parameters. This type of order…
quant-ph2006★ 18 cited
Berry Phases and Quantum Phase Transitions
Alioscia Hamma
We study the connection between Berry phases and quantum phase transitions of generic quantum many-body systems. Consider sequences of Berry phases associated to sequences of loops…