ENHANCED SINGLE-PHOTON FRINGE VISIBILITY IN A 10 KM-LONG PROTOTYPE QUANTUM CRYPTOGRAPHY CHANNEL

被引：77

作者：

TOWNSEND, PD ^{[1
]}

RARITY, JG ^{[1
]}

TAPSTER, PR ^{[1
]}

机构：

[1] DRA,MALVERN WR14 3PS,WORCS,ENGLAND

来源：

ELECTRONICS LETTERS | 1993年 / 29卷 / 14期

关键词：

LIGHT INTERFEROMETERS; LIGHT INTERFEROMETRY; LIGHT POLARIZATION; CRYPTOGRAPHY;

D O I：

10.1049/el:19930862

中图分类号：

TM [电工技术]; TN [电子技术、通信技术];

学科分类号：

0808 ; 0809 ;

摘要：

High visibility (V = 0.985) single photon fringe measurements in a 10 km long, optical fibre-based, time- and polarisation-division Mach-Zehnder interferometer are reported. The ability of the system to transmit key data in a quantum cryptography scheme is assessed.

引用

页码：1291 / 1293

页数：3

共 7 条

[1]

Bennett C. H., 1983, Advances in Cryptology, Proceedings of Crypto 82, P267

[2] QUANTUM CRYPTOGRAPHY USING ANY 2 NONORTHOGONAL STATES [J].