Coarse-grained homodyne detection with as few as two bins enables phase estimation beyond the standard quantum limit with Heisenberg scaling in a squeezed-light interferometer.
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quant-ph 2years
2026 2verdicts
UNVERDICTED 2representative citing papers
Squeezing-induced symmetry breaking exponentially amplifies nonreciprocity in cavity-reservoir systems, boosting quantum battery metrics and optical isolation by orders of magnitude.
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Quantum Metrology under Coarse-Grained Measurement
Coarse-grained homodyne detection with as few as two bins enables phase estimation beyond the standard quantum limit with Heisenberg scaling in a squeezed-light interferometer.
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Enhancing Nonreciprocity through Squeezing-Induced Symmetry Breaking
Squeezing-induced symmetry breaking exponentially amplifies nonreciprocity in cavity-reservoir systems, boosting quantum battery metrics and optical isolation by orders of magnitude.