3 papers
quant-ph2026
Preparing approximate -fold cat states with the phase space instruction set
Shuyan Zhou, Andrew Lucas
The phase space instruction set is a continuous-variable universal gate set involving single-qubit rotations and qubit-dependent displacements on a single boson. Using these gates,…
quant-ph2026
Stabilizer Rényi Entropy and its Transition in the Coupled Sachdev-Ye-Kitaev Model
Pengfei Zhang, Shuyan Zhou, Ning Sun
Quantum entanglement and quantum magic are two distinct fundamental resources that enable quantum systems to exhibit complex phenomena beyond the capabilities of classical computer…
quant-ph2024
Diagnosing Strong-to-Weak Symmetry Breaking via Wightman Correlators
Zeyu Liu, Langxuan Chen, Yuke Zhang +2
Symmetry plays a fundamental role in quantum many-body physics, and a central concept is spontaneous symmetry breaking, which imposes crucial constraints on the possible quantum ph…