Fidelity of single qubit maps

D.K.L. Oi; M.D. Bowdrey; A.J. Short; J.A. Jones; K. Banaszek

doi:10.1016/S0375-9601(02)00069-5

Fidelity of single qubit maps

D.K.L. Oi, M.D. Bowdrey, A.J. Short, J.A. Jones, K. Banaszek

Physics

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

99 Citations (Scopus)

Abstract

We give a simple way of characterising the average fidelity between a unitary and a general operation on a single qubit which only involves calculating the fidelities for a few pure input states.

Original language	English
Pages (from-to)	258-260
Number of pages	3
Journal	Physics Letters A
Volume	294
Issue number	5-6
DOIs	https://doi.org/10.1016/S0375-9601(02)00069-5
Publication status	Published - 2002

Keywords

quantum physics
qubit maps

Access to Document

10.1016/S0375-9601(02)00069-5

Cite this

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title = "Fidelity of single qubit maps",

abstract = "We give a simple way of characterising the average fidelity between a unitary and a general operation on a single qubit which only involves calculating the fidelities for a few pure input states.",

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author = "D.K.L. Oi and M.D. Bowdrey and A.J. Short and J.A. Jones and K. Banaszek",

year = "2002",

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volume = "294",

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journal = "Physics Letters A",

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AU - Bowdrey, M.D.

AU - Short, A.J.

AU - Jones, J.A.

AU - Banaszek, K.

PY - 2002

Y1 - 2002

N2 - We give a simple way of characterising the average fidelity between a unitary and a general operation on a single qubit which only involves calculating the fidelities for a few pure input states.

AB - We give a simple way of characterising the average fidelity between a unitary and a general operation on a single qubit which only involves calculating the fidelities for a few pure input states.

KW - quantum physics

KW - qubit maps

U2 - 10.1016/S0375-9601(02)00069-5

DO - 10.1016/S0375-9601(02)00069-5

M3 - Article

VL - 294

SP - 258

EP - 260

JO - Physics Letters A

JF - Physics Letters A

SN - 0375-9601

IS - 5-6

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