density matrix
英 [ˈdensəti ˈmeɪtrɪks]
美 [ˈdensəti ˈmeɪtrɪks]
密度矩阵
双语例句
- The Application of the Density Matrix Renormalization Group to the Spin-boson Model
密度矩阵重整化群在自旋&玻色子模型中的应用 - We introduce some important matrices and their applications in quantum computation and quantum information, including density matrix, unitary matrix, etc.
介绍了量子计算与量子信息中的一些重要的矩阵及其应用，包括密度矩阵、酉矩阵等。 - The concepts of uniform Markov processes in random environment, branching q-process in random environment and random branching transition density matrix are introduced.
最后证明了任意随机分枝转移密度矩阵都是零流入的。 - Description of Molecular Ultrafast Dynamics Process Using the Density Matrix Theory
分子超快动力学过程的密度矩阵理论描述 - Basing on the master-equation approach of density matrix, we study the regular pumping one-atom micromaser when the cavity decay is considered during the interaction.
用解密度矩阵主方程的方法研究了在原子与场相互作用期间考虑腔损耗情况下规则注入的单原子微激光。 - Using density matrix equation, the Absorption of the probing field in N-type four-level atomic system with three coupling laser-fields under introducing laser field linewidth is calculated.
采用密度矩阵方程，在引入激光场线宽的条件下，计算了N型四能级原子系统中介质对探测场的吸收。 - The derived formulas on gain and saturation effect, dispersion and frequency pulling of the laser material agree with the results obtained by the third order approximation of the non-diagonal element of density matrix in Lamb's semi-classical theory and this method simplifies the mathematical processes.
所得到的激光物质的增益和饱和效应、色散和频率牵引的理论公式与兰姆半经典理论中，密度矩阵非对角元的三阶解理论结果完全一致。但这一方法简化了数学过程。 - By analyze the matrix element of all force density matrix, the storage rule of the force density matrix was found.
通过对各个矩阵基本元素分析，找到了力密度矩阵的组装规律和一维变带宽存储的规则及实现算法和过程，并给出了详细的力密度矩阵的装配过程。 - The physical mechanism of the quantum coherent control photocurrent has been analyzed based on density matrix perturbation theory.
用密度矩阵微扰论研究了量子相干控制光电流的物理机制，说明它来源于密度矩阵对角元的实跃迁； - Finally, we calculated the information density matrix and resolution matrix in order to evaluate the inversion results.
最后计算了分辨矩阵和信息密度矩阵，以评价反演结果。 - The density matrix and the entropy are calculated.
计算了密度矩阵、配分函数和熵。 - Thereafter we can derive the transition density matrix of the system, and conduct the system probability analysis.
根据关键元件或失效风险，我们提出了合理的优先服务规则，从而可以写出系统的转移密度矩阵并进行系统的概率分析。 - The general natures of the arbitrary order reduced density matrix and the relevant natural orbital have been researched.
本文讨论q阶约化密度矩阵和相应的自然轨道的一般性质。 - The density matrix theroy is used to study photon-hopping via resonance dipole-dipole interaction in photonic crystals.
应用密度矩阵理论，研究了光子晶体中光子通过N个二能级原子的偶极&偶极共振相互作用（RDDI）的跳跃传导。 - In this paper the method of density matrix is used to describe two coupled modes.
采用密度矩阵方法描述了两模反向耦合。 - In some cases, however, the quantitatively ac-curate results necessitate the density matrix theory and the semiclassical model.
但在一些场合下，取半经典和密度矩阵模型对进行定量的计算是十分必要的。 - By solving the density matrix equations, we gained the susceptibility.
通过求解密度矩阵方程，得到感生极化率。 - As a form of density matrix, the Wigner function is the distribution in quantum phase space.
作为密度矩阵一种形式的Wigner函数是量子相空间里的分布。 - Secondly, we also theoretically study the slow light in the double quantum dots Y-shape level structure by the density matrix theory.
另外，我们还通过密度矩阵理论理论研究了双量子点中Y型能级结构中的慢光。 - We model the system microscopically and derive rate equations for the reduced electron density matrix of the DQD.
我们模型化了此微观体系并且推导了该体系的电子约化密度矩阵的率方程。 - Using semiclassical theory, then we derive the Hamiltonian, probability amplitude, as well as the density matrix equation both in the two-level and the three-level atomic system, respectively.
接着，利用光与物质相互作用的半经典理论，分别推导了二能级原子系统和三能级原子系统中原子的哈密顿量、几率振幅以及密度矩阵方程。 - Its fundamental formulae and existent conditions have been deduced using the density matrix theory with a two-level model and time-reversal arguments.
用密度矩阵理论、双能级模型和时间反演对称性推导了LICD的基本公式和存在条件。 - Firstly, we introduce the methods of density matrix, characteristic& dis-tribution functions also the quantum coherence functions.
我们首先讨论了密度矩阵和相关的特征函数以及分布函数等的性质。 - By employing density matrix method and perturbation theory, the intra-and inter-band absorption properties have been investigated qualitatively and quantitatively.
本学位论文利用微扰理论和密度矩阵等方法研究了量子阱带内和带间的光吸收特性。 - Then we derived the mathematical model of third-order nonlinear polarizability by using density matrix.
给出了通过解密度矩阵的方法推导三阶非线性极化率的数学模型的过程。 - According to quantum mechanics we know that a quantum system density matrix contains all the system information, so the system information is totally obtained if the system density matrix can be acquired.
根据量子力学的知识我们知道一个量子系统的密度矩阵包含了该系统的所有可知信息，如果可以得到系统的密度矩阵就可以说我们已经掌握了这个系统的状态信息。 - In this paper, we use full diagonalization, Lanczos exact diagonalization and density matrix renormalization group to deal with the one dimensional lattice. Although the system include several sites, the result is agreed with the analyzing method.
本文的最后用完全对角化方法、Lanczos精确对角化方法和密度矩阵重整化群方法分别处理一维晶格系统，尽管所处理的系统格点数非常少，仍然得到了与理论研究一致的结果。 - In this paper, analytical methods of the density matrix is used to derive general rate equation, and then to derive the chirp formula.
本文首先用密度矩阵分析方法对速率方程进行了推导，推导出一般的速率方程，再用速率方程对啁啾公式进行了推导。 - Using the density matrix theory describes the absorption and dispersion properties of the detecting light.
用密度矩阵理论描述了系统对探测光的吸收和色散性质。 - We measured relative value of spectral density and the spectral degree of coherence with CCD. And then the cross-spectral density matrix were obtained by means of fitting.
利用CCD测量了光谱密度相对值以及光谱相干度，采用拟合的方法得到了交叉谱密度矩阵。