3 papers
quant-ph2026
Overcoming the Speed-Fidelity Trade-off in Fast CZ Gates via Cyclic Control
Ze-An Zhao, Hai-Feng Zhang, Tian-Le Wang +10
High-fidelity quantum gates are essential for scalable quantum computation. However, at short durations, short-timescale waveform distortions break the time-reflection symmetry of…
quant-ph2025
Inverse designed Hamiltonians for perfect state transfer and remote entanglement generation, and applications in superconducting qubits
Tian-Le Wang, Ze-An Zhao, Peng Wang +9
Hamiltonian inverse engineering enables the design of protocols for specific quantum evolutions or target state preparation. Perfect state transfer (PST) and remote entanglement ge…
quant-ph2025
Demonstrating Coherent Quantum Routers for Bucket-Brigade Quantum Random Access Memory on a Superconducting Processor
Sheng Zhang, Yun-Jie Wang, Peng Wang +19
Quantum routers (QRouters) are essential components of bucket-brigade quantum random access memory (QRAM), enabling quantum applications such as Grover's search and quantum machine…