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quant-ph2024★ 19 cited
Boundary Time Crystals as AC sensors: enhancements and constraints
Dominic Gribben, Anna Sanpera, Rosario Fazio +2
We investigate the use of a boundary time crystals (BTCs) as quantum sensors of AC fields. Boundary time crystals are non-equilibrium phases of matter in contact to an environment,…
quant-ph2024★ 1 cited
Markovian to non-Markovian phase transition in the operator dynamics of a mobile impurity
Dominic Gribben, Jamir Marino, Shane P. Kelly
We study a random unitary circuit model of an impurity moving through a chaotic medium. The exchange of information between the medium and impurity is controlled by varying the vel…