Amplification of quantum states and noiseless photon amplifiers

Horace P. Yuen

doi:10.1016/0375-9601(86)90660-2

Amplification of quantum states and noiseless photon amplifiers

Horace P. Yuen^*

^*Corresponding author for this work

Electrical and Computer Engineering

Research output: Contribution to journal › Article › peer-review

229 Scopus citations

Abstract

It is shown that in principle a device exists which would duplicate a quantum system within a class of quantum states if and only if those quantum states are mutually orthogonal. The possible existence of a related noiseless photon amplifier is also established.

Original language	English (US)
Pages (from-to)	405-407
Number of pages	3
Journal	Physics Letters A
Volume	113
Issue number	8
DOIs	https://doi.org/10.1016/0375-9601(86)90660-2
State	Published - Jan 13 1986

Funding

This work was supported by the Office of Naval Research.

ASJC Scopus subject areas

General Physics and Astronomy

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10.1016/0375-9601(86)90660-2

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title = "Amplification of quantum states and noiseless photon amplifiers",

abstract = "It is shown that in principle a device exists which would duplicate a quantum system within a class of quantum states if and only if those quantum states are mutually orthogonal. The possible existence of a related noiseless photon amplifier is also established.",

author = "Yuen, {Horace P.}",

note = "Funding Information: This work was supported by the Office of Naval Research.",

year = "1986",

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doi = "10.1016/0375-9601(86)90660-2",

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N2 - It is shown that in principle a device exists which would duplicate a quantum system within a class of quantum states if and only if those quantum states are mutually orthogonal. The possible existence of a related noiseless photon amplifier is also established.

AB - It is shown that in principle a device exists which would duplicate a quantum system within a class of quantum states if and only if those quantum states are mutually orthogonal. The possible existence of a related noiseless photon amplifier is also established.

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JO - Physics Letters A

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Amplification of quantum states and noiseless photon amplifiers

Abstract

Funding

ASJC Scopus subject areas

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