Quantum key distribution with single-particle and Bell state

Research output: Journal Publications and ReviewsRGC 21 - Publication in refereed journalpeer-review

4 Scopus Citations
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Original languageEnglish
Article number338
Journal / PublicationOptical and Quantum Electronics
Volume52
Issue number7
Online published1 Jul 2020
Publication statusPublished - Jul 2020

Abstract

A quantum key distribution protocol with single-particle and Bell state is proposed, in which one player Alice sends the states from some special single-particles and Bell states, the other player Bob measures these states in the single-particle basis or Bell basis, and then establish their secret key. Through combining the single-particle and Bell state novelly, the error rate of eavesdropping in our protocol can be increased up to 3/8. Compared to BB84, our protocol can get higher secure key rate in practice.

Research Area(s)

  • BB84, Bell state, Quantum cryptography, Quantum key distribution

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