V2EX quantum information

Quantum Information

释义 Definition

量子信息:指以量子态(如叠加、纠缠等)为载体来表示、传输与处理的信息,是量子计算、量子通信与量子密码学等领域的核心概念。(也常用于指“量子信息科学”这一研究方向。)

发音 Pronunciation (IPA)

/kwntm nfrmen/

例句 Examples

Quantum information can be stored in qubits.
量子信息可以存储在量子比特中。

Unlike classical bits, quantum information can be spread across entangled particles and still behave as a single system.
不同于经典比特,量子信息可以分布在纠缠粒子之间,并仍然表现得像一个整体系统。

词源 Etymology

quantum 源自拉丁语 quantum(“多少、数量”),在物理学中引申为“最小的离散单位(量子)”;information 来自拉丁语 informatio(“告知、塑形、赋予形式”)。合起来,“quantum information”强调“以量子物理规律承载与刻画的信息”,尤其与叠加、测量扰动、不可克隆定理等性质密切相关。

相关词 Related Words

文学与著作 Literary Works

  • Quantum Computation and Quantum Information(Michael A. Nielsen & Isaac L. Chuang)经典教材,系统奠定“quantum information”的现代框架与术语。
  • Quantum Information Theory(Mark M. Wilde)以信息论视角全面讨论量子信道、熵与容量等。
  • John Preskill 的 Lecture Notes on Quantum Computation(讲义/课程笔记)广泛使用并普及“quantum information”相关概念与语言。
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