Quantum metrology with coherent superposition of two different coded channels
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DOI: 10.1088/1674-1056/ac0bae
Abstract: We investigate the advantage of coherent superposition of two different coded channels in quantum metrology. In a continuous variable system, we show that the Heisenberg limit 1/N can be beaten by the coherent superposition without… read more here.
Keywords: superposition two; coherent superposition; different coded; two different ... See more keywords