3 papers
quant-ph2025
Experimental Joint Estimation of Phase and Phase Diffusion via Deterministic Bell Measurements
Ben Wang, Minghao Mi, Huangqiuchen Wang +2
Accurate phase estimation plays a pivotal role in quantum metrology, yet its precision is significantly affected by noise, particularly phase-diffusive noise caused by phase drift.…
quant-ph2025
Photonic implementation of quantum hidden subgroup database compression
Qianyi Wang, Feiyang Liu, Teng Hu +6
We experimentally demonstrate quantum data compression exploiting hidden subgroup symmetries using a photonic quantum processor. Classical databases containing generalized periodic…
cond-mat.quant-gas2025
Tailoring Synthetic Gauge Fields in Ultracold Atoms via Spatially Engineered Vector Beams
Huan Wang, Shangguo Zhu, Yun Long +2
Ultracold atoms, typically manipulated by scalar beams with uniform polarization, have propelled advances in quantum simulation, computation, and metrology. Yet, vector beams (VBs)…