2022年8月20日 · 本文为大家介绍定义量子密钥分发基础的最基本协议——bb84、b92 和 e91 协议及其安全性。

E91协议，也被称为Ekert协议，是由Artur Ekert于1991年提出的量子密钥分发（QKD）协议，它巧妙地利用量子纠缠的特性来确保通信的安全性，被誉为量子通信领域的基石。

在E91协议中，首先产生一对纠缠的量子粒子，然后分别将它们发送给通信双方，即发送方（Alice）和接收方（Bob）。 Alice和Bob各自随机选择测量基态（通常是一组正交的偏振基 …

2018年5月22日 · The BB84 protocol uses four quantum single particle state and avoids using quantum entangled states and storing quantum particles, making it easy to operate. Later in …

2023年7月4日 · 主要包括BB84协议、B92协议和E91协议。 1984年，IBM公司的研究员Bennett和蒙特利大学学者Brassard提出了BB84协议，该协议把密码以密钥的形式分配给信息的收发 …

The fifth generation of the BMW 3 Series range of compact executive cars is designated under the model codes E90 (saloon), E91 (estate, marketed as 'Touring'), E92 (coupé) and E93 …

The Audi e-tron FE04 which Audi competes with as the first German manufacturer with a factory-backed commitment in Formula E features an all-new colour scheme and further technology …

Presented on Wednesday evening, on Friday in action for the first time: Audi’s newly designed Formula E race car made its premiere on the race track. Audi factory driver Daniel Abt turned …

2020年12月6日 · For your swap, you'll need to swap over the engine harness, DME, CAS, Rear differential and half axles, drive shaft, and of course the engine, transmission, and the transfer …

2017年10月5日 · The new Audi e-tron FE04 has left a strong impression at the official pre-season testing of the Formula E electric racing series at Valencia (Spain). Team Audi Sport ABT …