Probing spatial effects on quantum reservoir sensing in quasi-one-dimensional Bose-Einstein condensates

We explore the impact of spatial separation between two sensor qubits on quantum sensing performance within a quasi-one-dimensional Bose-Einstein condensate reservoir. By analyzing the quantum Fisher information and quantum signal-to-noise ratio for sensor qubits initialized in both entangled and pr...

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Bibliographic Details
Main Authors: Lan Xu, Ya Yang, Yunlan Zuo, Abdelâali Boudjemâa, Qing-Shou Tan
Format: Article
Language:English
Published: American Physical Society 2025-04-01
Series:Physical Review Research
Online Access:http://doi.org/10.1103/PhysRevResearch.7.023100
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