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Added by Arxiv Bot | Added: 2026-03-02 18:01 | Views: 1 | Source: arXiv Dataset IDs (Model)

Coherent Superposition States as Quantum Rulers

Authors	T. C. Ralph
Categories	quant-ph
ArXiv ID	quant-ph/0109106
URL	https://arxiv.org/abs/quant-ph/0109106
DOI	10.1103/PhysRevA.65.042313

Abstract

We explore the sensitivity of an interferometer based on a quantum circuit for coherent states. We show that its sensitivity is at the Heisenberg limit. Moreover we show that this arrangement can measure very small length intervals.

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    "abstract": "We explore the sensitivity of an interferometer based on a quantum circuit\nfor coherent states. We show that its sensitivity is at the Heisenberg limit.\nMoreover we show that this arrangement can measure very small length intervals.",
    "arxiv_id": "quant-ph/0109106",
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    "doi": "10.1103/PhysRevA.65.042313",
    "title": "Coherent Superposition States as Quantum Rulers",
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