3 papers
quant-ph2026
Simultaneous estimation of relative phase and coherence in astronomical interferometry
Yawen Tang, Wei Ye, Lu Qin +6
Astronomical interferometry is a cornerstone technique for high-resolution stellar imaging and observational astrophysics, extracting spatial information from the coherence of ligh…
quant-ph2026
Testing Genuine Multipartite Nonlocality via an Inflated Network with Multi-copy Entangled States
Qian-Xi Zhang, Ming-Xing Luo, Ya-Li Mao +6
Understanding the nonlocality of multipartite quantum systems provides valuable insights into their behaviors and potential applications. In this Letter, assuming a quantum network…
quant-ph2026
Tsallis relative entropy of coherence dynamics in Grover's search algorithm
Linlin Ye, Zhaoqi Wu, Shao-Ming Fei
Quantum coherence plays a central role in Grover's search algorithm. We study the Tsallis relative entropy of coherence dynamics of the evolved state in Grover's search algori…