Quantum operation

Quantum operation sharing ( QOS ) is one of the important research fields in the discipline .

量子操作分享是该学科领域内的一个小的研究分支。

We put forward the scheme that probabilistic realizing nonlocal quantum operation with non-maximally entangled state as entanglement resource in 3-dimensional Hilbert space .

我们提出了在三维希尔伯特空间中，以非最大纠缠态为纠缠资源，几率地实现非局域量子操作的方案。

Quantum operation is a good description of an open quantum system .

在量子领域，一种常用的数学描述形式为量子操作。

In order to model the most general quantum operation on a d-dimensional system , a d2-dimensional environment is usually needed .

对于在d维系统上的最一般的量子运算，我们通常需要d2维环境来模拟。

Huelga etc. and Wang respectively researched the problem of remote implementation of quantum operation in some special restricted sets , and they also proposed the corresponding optimal protocols ( HPV and Wang ) .

Huelga等和王安民分别研究了一些特殊的限制集中的量子操作的远程实现问题，并给出了相应的最优协议（HPV协议和Wang协议）。

Nonlocal quantum operation is an important component of nonlocal interactions and controlling . Nonlocal quantum operation not only play a key role in realizing distributed quantum computer , but also have potential applications in the domain of quantum computation and quantum information .

非局域量子操作是实现远程相互作用和远程控制的重要组成部分，它不仅是实现分布式量子计算机的关键环节，而且在量子计算与量子信息领域中有着广泛的应用前景。

Atom-field interaction theory is the basic knowledge of quantum information operation using atom-cavity systems .

原子与光场相互作用理论是利用原子-腔系统实现量子信息操作的理论基础。

Normalized pattern matching is based on correlation and operated point by point with a large quantum of operation and low efficiency .

传统图象匹配算法利用相关法进行逐点计算，计算量大且做了许多无用功。

The band structure can influence the laser cooling of Paul trapped ions and the quantum logic operation based on the system that should be considered in the corresponding experiments thereby .

能带结构的存在将影响以该系统为基础的量子逻辑操作和激光边带冷却等问题，应该在实验研究中加以考虑。

The error of the quantum controlled not operation in an ion trap is treated .

处理了离子阱中量子受控非门的操作出错问题。

In chapter two , we introduce the basic theory of quantum entanglement and quantum operation . we briefly give the simple definition of quantum entanglement and the definition of measurement of quantum entanglement .

第二章简单回顾了量子纠缠和量子操作的一些基本理论，简述了量子纠缠的定义和度量方式；

In chapter one we briefly review the history and researching actuality of quantum entanglement and nonlocal quantum operation .

第一章简要回顾了量子纠缠和非局域量子操作的发展历史和研究现状。

We proposed a scheme of error prevention and error correction using quantum byte controlling quantum byte in quantum logic operation .

本文提出在量子编码中用量子字节（quantum－byte）控制量子字节的设想，具体分析了字节（2位）被控编码法防止或纠正逻辑运算错误的量子线路。

And quantum process tomography is a procedure by which an unknown quantum operation can be fully experimentally characterized .

而量子过程层析是实验确定未知量子操作的方法。

In a word , in need of relevant quantum physical systems , there are two classes of methods for studying quantum logics : the operation approach and the algebraic approach . The former is based on the states in physical systems and studies the convex structure of states ;

总的来说，基于相应量子物理系统的需要，对于量子逻辑的研究主要集中在两个方面：一个是从运算的角度，基本出发点是态（state），研究state的凸结构；

Meanwhile , we introduce some basic quantum operations and nonlocal quantum operations , and several theorm about quantitative relations between realizing nonlocal quantum operation with needful physical resources .

介绍了几种基本的量子操作和非局域量子操作，以及几个定理：关于实现非局域量子操作与所需物理资源之间的定量关系。

In quantum communication process , to prepare some systems in some specific entanglement and to enhance the entanglement of systems to a specific value by joint quantum unitary operation are in urgent need in practice .

在量子通信过程中，我们往往要根据实际的需要制备具有一定纠缠度的纠缠态或是通过量子操作实现系统间的纠缠度增加到某一特定值。