Cited by 821Quantum Mechanics and ApplicationsQuantum Information and CryptographyQuantum chaos and dynamical systems

Fringe Visibility and Which-Way Information: An Inequality

Englert, Berthold-Georg·1996·Physical Review Letters

Abstract

An inequality is derived according to which the fringe visibility in a two-way interferometer sets an absolute upper bound on the amount of which-way information that is potentially stored in a which-way detector. In some sense, this inequality can be regarded as quantifying the notion of wave-particle duality. The derivation of the inequality does not make use of Heisenberg's uncertainty relation in any form.

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Crossref · 10.1103/physrevlett.77.2154

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  • Monogamy is manifested in a complementarity relation that restricts the maximal amount of energy or entanglement associated with correlated spin systems.

    “Remarkably, monogamy is manifested in the constraint of the energy distribution for the considered spin pair through a complementarity relation[46, 47]”

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Authors
Englert, B.-G.
Affiliations
Max Planck Institute of Quantum Optics (DE)
Corresponding author
Englert, Berthold-Georg
Venue
Physical Review Letters
Published
1996-09-09
Volume
77
Issue
11
Pages
2154-2157
ISSN
  • 0031-9007 (ISSN-L)
  • 1079-7114
OpenAlex
W2156583743
Cited by
821
References
12
Citations by year
2026: 38 · 2025: 41 · 2024: 34 · 2023: 33 · 2022: 40 · 2021: 51 · 2020: 35 · 2019: 43 · 2018: 38 · 2017: 40 · 2016: 36 · 2015: 42 · 2014: 36 · 2013: 18 · 2012: 29
FWCI
5.51
Type
journal article
Language
en
Open access
closed
Locations
  • Physical Review Letters (publishedVersion)
  • PubMed (publishedVersion)
Topics
  • Physical Sciences › Physics and Astronomy › Atomic and Molecular Physics, and Optics › Quantum Mechanics and Applications
  • Physical Sciences › Computer Science › Artificial Intelligence › Quantum Information and Cryptography
  • Physical Sciences › Physics and Astronomy › Statistical and Nonlinear Physics › Quantum chaos and dynamical systems
Keywords
fringe visibility, which-way information, wave-particle duality, information-theoretic inequalities, quantum interference, complementarity

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