On the other hand, quantum decoherence is one of the key obstacles in the applications of quantum information.
另一方面，量子退相干是量子信息领域走向实际应用的重要障碍之一。
Some fundamental principles, such as the principle of quantum state superposition, quantum entangled state and quantum decoherence etc.
在实现信息处理的过程中，量子态叠加原理、量子纠缠和量子退相干等基本原理和基本概念应当充分考虑。
Traditionally, the quantum decoherence process is mathematically solved by using Markov approximation. That is, the environment has no memory effect on the system.
传统的刻画量子退相干的方法都是采取了马尔科夫近似，即认为环境对系统不存在记忆效应。
One of the main difficulties of quantum computation is that decoherence destroys the information in a quantum computer memory cell.
量子计算机存储单元的相干脱散，破坏量子态中的信息，是量子计算机难以实现的主要原因之一。
If we can control freely system decoherence, we can realize quantum communications and quantum computer. So it is a primary signification to whether control decoherence or not.
如果能够控制系统的退相干，我们就可以实现量子通讯和量子计算机，因此是否能够控制退相干具有十分重要的意义。
This paper explains the programme of decoherence. And under the programme of decoherence, it also analyzes the locality in the classical world and causation without determinism in quantum mechanics.
阐释了退相干解释的纲领，并在退相干解释纲领下，分析了经典世界中的定域性和量子力学中的非充分决定论的因果关系。
In this paper, we apply unambiguous quantum state filtering to evaluation of the sensing decoherence channel for odd and even coherent probe states.
本文利用确定量子态过滤的方法，评价了奇偶相干态的去相干通道的敏感性。
Decoherence is a universal essential problem in modern quantum information and quantum computation. It is significant and difficult to study this problem in modern physical field.
退相干是现代量子信息与量子计算中普遍存在的本质问题，对于研究它是当今物理界的一个重点和难点。
The decoherence in quantum mechanics is studied.
介绍了量子力学的退相干理论。
In quantum system, noise primary results from decoherence and imperfect quantum gates.
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。
This thesis may give a clear clue of decoherence dynamics under different approximations and how to preserve quantum coherence in the steady state.
本论文对在不同近似下的退相干动力学给出了清晰的图像并对如何保持量子相干性有一定的帮助。
The results show the thermal radiation and quantum noise can influence the qubits' decoherence when amplitude damping be included in the consideration.
如果仅考虑振幅阻尼，结果表明热辐射与量子噪声对量子位的消相干产生影响。
The results show the thermal radiation and quantum noise can influence the qubits' decoherence when amplitude damping be included in the consideration.
如果仅考虑振幅阻尼，结果表明热辐射与量子噪声对量子位的消相干产生影响。
应用推荐