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quant-ph2024★ 2 cited
Using PT-symmetric Qubits to Break the Tradeoff Between Fidelity and the Degree of Quantum Entanglement
B. -B. Liu, Shi-Lei Su, Y. -L. Zuo +4
A noteworthy discovery is that the minimal evolution time is smaller for parity-time () symmetric systems compared to Hermitian setups. Moreover, there is a significa…
quant-ph2012★ 90 cited
Speed limits for quantum gates in multi-qubit systems
S. Ashhab, P. C. de Groot, Franco Nori
We use analytical and numerical calculations to obtain speed limits for various unitary quantum operations in multiqubit systems under typical experimental conditions. The operatio…