A Floquet-based strategy for time-periodic quantum systems shows enhanced multiparameter estimation precision near topological phase transitions, reaching Heisenberg scaling or better with vanishing measurement incompatibility under stroboscopic measurements.
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Floquet quantum multiparameter estimation with periodic-driving-induced topological phase transition
A Floquet-based strategy for time-periodic quantum systems shows enhanced multiparameter estimation precision near topological phase transitions, reaching Heisenberg scaling or better with vanishing measurement incompatibility under stroboscopic measurements.