在量子系统中，信道噪声主要源于消相干效应和量子门的不精确性。
In quantum system, noise primary results from decoherence and imperfect quantum gates.
这种改进的量子遗传算法采用了已搜索到的最佳个体更新量子门和群体灾变策略。
In IQGA, the strategies of updating quantum gate using the best solution obtained and population catastrophe were adopted.
本文主要讨论如何在线性光学系统中实现量子通讯和在分子中实现单比特量子门。
This paper will mainly discuss how to realize the single-qubit gate operation in molecules and the quantum communication in linear optical system.
文章介绍量子信息技术中量子逻辑门的基本特点、方法以及实现量子门的物理实验进展。
The article introduce basic characteristics and method of quantum logic gate, the physics realization and experiment makes progress of quantum logic gate in quantum information technique.
文章介绍量子信息技术中量子逻辑门的基本特点、方法以及实现量子门的物理实验进展。
The article introduces basic characteristics and method of quantum logic gate, the physics realization and experiment makes progress of quantum logic gate in quantum information technique.
多量子算符代数理论可以将幺正变换分解为一系列有限的单量子门和对角双量子门的组合。
As multiple-quantum operator algebra theory mentioned, any unitary transformation can be decomposed into a sequence of a limited number of one-qubit quantum gates and two-qubit diagonal gates.
NQGA采用量子门旋转角更新新方法和增强算法寻优能力及防止早熟收敛的移民和灾变策略。
NQGA adopted a novel update approach of rotation angles of quantum gates, and immigration and catastrophe operations to enhance search capability and to avoid premature convergence.
但是在多循环方案中不能直接用磁场来实现量子门，而需要用到旋转场的方法来调整循环初态。
But the gates may not be practical by using the magnetic field and need rotate the field to adjust the cyclical initial states.
利用该算法可对多种量子门采用任意量子代价标准，以较高的效率生成最优的量子可逆逻辑电路。
An efficient algorithm is presented, which can construct optimal reversible logic circuits of quantum with various types of gates and quantum costs by using the Hash table.
而作为量子计算这一领域中最基本也最重要的元素，量子门，需要在理论上和实验上能够很好的实现。
And the Quantum logic gates, as the most basic and important elements in this area, are need to be constructed both theoretically and experimentally.
为了提高量子门的保真度到尽可能高的水平，人们提出了基于几何相的量子门方案，以及量子编码方案等。
To suppress the infidelity to an acceptable level, a promising approach based on geometric phases was proposed as well as quantum encoding scheme.
主要研究参数化的广义量子通用相位门，给出了单比特量子门、双比特量子门以及三比特量子门的参数化构造。
This paper gives the definition of parameterized generalization of quantum universal gates, and analyzes the parameterization of single qubit gates, double qubit gates and triple qubit gates.
为了解决这个问题，AA相被用来实现几何量子门，研究发现，用它实现的量子门拥有较快的门运算时间和几何相位的内在几何特性。
To solve this problem, AA phase was suggested to complete geometric quantum gates. These gates have the faster gate-operation time and intrinsic geometric features of the geometric phase.
就某方面来说，我们正关上这扇物理问题的大门，同时我们开启了一扇更大的门，通向以后量子层面的能量均分定理测试。
In some sense, we're closing a door on this problem in physics. But we are actually opening a much larger door for future tests of the equipartition theorem at the quantum level.
电影院关了门，量子危机被迫停映。
The cinema was closed; "a Quantum of Solace" would not be playing Thursday.
量子论是一门研究微粒子的物理学。
Quantum theory is a branch of physics that deals with very small particles.
光学双稳现象、全光学计算机是目前激光物理学、量子光学和计算机科学等多门学科共同研究的重要内容。
Optical bistability phenomenon and all-optical computer are the important contents which are studied together presently in laser physics, quantum optics and computer science, etc.
此外，由于量子博弈中基本的逻辑门可以直接构造，方案相对简单。
In addition, since the basic logic gates of the quantum game can be constructed straightforward, the scheme is quite simple.
相对论和其他一些新的理论形成了一门新的学科，叫做“量子物理学”，这一学科是物质，能量，光和所有的物质的基础——原子的复杂研究。
It was this, as well as many other theories that led to the birth of a new science called "Quantum Physics", the complex study of matter, energy, light and the bases of all life - the atom.
介绍了产生电子拍的量子模型，陈述了纳米线的研究现状，叙述了在纳米线中实现量子逻辑门及纠缠态的设想及理论依据，以及检测贝尔不等式的实验方案。
The design of quantum bits, entangle states and the related theory, as well as an experiment to test Bell′s inequality are introduced in details.
完成了核磁共振实验中基本量子逻辑门的脉冲序列，并通过对一些具体算法的操作验证了我们所设计的脉冲序列。
Achieving the pulse sequences to realize the basic logical operations in experiments using NMR techniques, and also tested them by realizing some quantum algorithms.
目的：探讨光量子血氧疗法（UBIO）在肝硬化门脉高压症术后肝损伤治疗中的应用。
Objective: To study the effect of ultraviolet blood irradiation and oxygenation(UBIO)on liver trauma after operation for symptom of hepatocirrhosis portal hypertension.
论文对量子信息中的量子保密通信系统及量子逻辑门进行了研究。
This thesis mainly focuses on investigation on the quantum cryptography communication system and quantum logic gates.
量子逻辑门是实现量子信息处理的功能器件。
Quantum logic gate is a functional component which realizes solid state quantum information processing.
你要把量子物理学II和量子物理学III看作一门单独的持续一整年的课程。
You should think of Quantum Physics II and III as a single, year-long, course.
量子信息学是量子力学和信息科学相结合而产生的一门新兴的交叉学科，主要包括量子通信和量子计算两个分支。
Quantum information science is a new subject combining quantum mechanics and classical information theory. It mainly includes two branches, namely, quantum communication and quantum computation.
量子算法是相对于经典算法而言的，它是量子物理和计算机科学相互融合而产生的一门新的学科。
Quantum algorithm is relative to the classical algorithm, it is generated by the interchange of quantum physics and computer science.
量子算法是相对于经典算法而言的，它是量子物理和计算机科学相互融合而产生的一门新的学科。
Quantum algorithm is relative to the classical algorithm, it is generated by the interchange of quantum physics and computer science.
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