dorsal/arxiv
View SchemaDirect and indirect strategies for phase measurement
| Authors | Marcia T. Fontenelle, Samuel L. Braunstein, Wolfgang P. Schleich, Mark Hillery |
|---|---|
| Categories | |
| ArXiv ID | quant-ph/9712032 |
| URL | https://arxiv.org/abs/quant-ph/9712032 |
Abstract
Recently, Torgerson and Mandel [Phys. Rev. Lett. 76, 3939 (1996)] have reported a disagreement between two schemes for measuring the phase difference of a pair of optical fields. We analyze these schemes and derive their associated phase-difference probability distributions, including both their strong and weak field limits. Our calculation confirms the main point of Torgerson and Mandel of the non-uniqueness of an operational definition of the phase distribution. We further discuss the role of postselection of data and argue that it cannot meaningfully improve the sensitivity.
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"abstract": "Recently, Torgerson and Mandel [Phys. Rev. Lett. 76, 3939 (1996)] have\nreported a disagreement between two schemes for measuring the phase difference\nof a pair of optical fields. We analyze these schemes and derive their\nassociated phase-difference probability distributions, including both their\nstrong and weak field limits. Our calculation confirms the main point of\nTorgerson and Mandel of the non-uniqueness of an operational definition of the\nphase distribution. We further discuss the role of postselection of data and\nargue that it cannot meaningfully improve the sensitivity.",
"arxiv_id": "quant-ph/9712032",
"authors": [
"Marcia T. Fontenelle",
"Samuel L. Braunstein",
"Wolfgang P. Schleich",
"Mark Hillery"
],
"categories": [
"quant-ph"
],
"title": "Direct and indirect strategies for phase measurement",
"url": "https://arxiv.org/abs/quant-ph/9712032"
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