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quant-ph2024
Microwave-activated two-qubit gates for fixed-coupling and fixed-frequency transmon qubits
Ling Jiang, Peng Xu, Shengjun Wu +2
All-microwave control of fixed-frequency superconducting quantum systems offers the potential to reduce control circuit complexity and increase system coherence. Nevertheless, due…
quant-ph2020
Closed-loop three-level charged quantum battery
Fu-Quan Dou, Yuan-Jin Wang, Jian-An Sun
Quantum batteries are energy storage or extract devices in a quantum system. Here, we present a closed-loop quantum battery by utilizing a closed-loop three-state quantum system in…