查询词典 quantum state

We show that the quantum-jump-based feedback can be used to generate steady entangled state of three atoms against decoherence.

研究如何利用基于量子跳跃的量子反馈控制来产生三个两能级原子之间稳定的纠缠。

With the development of quantum mechanics and solid state physics, materials design by agency of computation aid has been the trend to materials science.

随着量子力学、固体物理学、材料科学的发展，借助于计算机对材料进行设计已经成为材料科学发展的趋势。

From the fundamental theory of the teleportation, an arbitrary two-partite state can be teleported via a quantum channel of common eigenstates of number sum operator and phase difference operator.

本文从基本的隐形传态理论出发，用粒子数和算符以及相位差算符，并通过这两类算符的共同本征态作量子通道实现了任意两粒子态的隐形传态。

Let us recall that the quantum computers, in contrast to classical COMPUTERS, operate not with bits, but by kubit, in which is stored not discrete state 0 or 1, but their superposition.

让我们回顾说，量子计算机，在对比的经典计算机，运作不与位，而是由kubit ，在其中存储不离散状态0或1 ，但它们的叠加。

By recalling the ground state and low-dying excited states of Bethe equation and corresponding configuration of quantum numbers, we find their dispersion relations.

通过研究SU(2) Bethe 方程的基态和两种低能激发态的性质及相应的量子数选择，我们给出了其相应的色散关系。

Then the micro-state and transport process of carriers (hot-electron) in vivo of the switch material were studied in details using the quantum theory. It was found: in the DC bias electric field, under the certain condition of the relaxation time of the hot-electrons in the electron-electron and electron-phonon interaction process, the photoconductivity oscillation can be caused by the change of mobility in the process of optoelectronics transport, and the main causes that the output electrical pulse appears oscillation was revealed.

并从量子理论出发，研究开关体内载流子的微观状态和输运过程，在直流偏置电场作用下，体内热电子在电子—电子、电子—声子相互作用过程中，其驰豫时间及载流子寿命之间存在关系时，光电子的输运可通过迁移率变化引起光电导振荡，揭示出导致开关输出电脉冲出现振荡的根本原因。

In this thesis, we focus on the theory for the interaction of molecular dipole moment with external electric field and use the numerical simulation to investigate the rotational state-selection of polar molecules in a hexapole electric field and the laser-field role of alignment or orientation for molecules based on semi-classical treatment, the detail is the numerical calculation for a quantum mechanical treatment of molecules and their interaction with the external field and a classical electrodynamical treatment for static electric field.

本文研究是在描述分子偶极矩（永久偶极矩或诱导偶极矩）和外电场相互作用的基础上，我们建立了对分子态选择和角动量取向、准直研究的半经典理论框架（即分子体系状态、能量及与外场相互作用使用量子理论描述，分子的运动轨迹使用经典电动力学描述），并利用数值计算方法对静电场和随时间变化电场作用下分子的转动态选择、取向和准直过程进行了研究。

Security analysis for two quantum key distribution protocols was presented by using EPR pair and complete Bell-state measurements. It is also shown that those two protocols are totally equivalent from the point of view of the topological structures on how to measure the corresponding qubits at random.

对两个使用EPR对和Bell测量基的量子密钥分配协议的安全性进行了分析，从测量不同位置的量子比特的拓扑结构出发，证明了这两个协议的等价性。

The only clue to her identity is a handbill found nearby, advertising a public lecture by Albert Einstein: On the Present State of Quantum Theory.

唯一能证明其身份的东西，只有在她昏迷处附近找到的一张刊登Albert Einstein公共演讲的传单。

In chapter 4, we investigate quantum statistical properties of atoms and photons in interaction of lithium-7 atomic BEC in the ground-state hyperfine sublevel with lasers.

第4章研究处于基态超精细亚能级的〓锂原子BEC与激光场相互作用的量子统计性质。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。