quantum energy

The numerical results show that with the increase of the height of quantum dat ( the barrier thickness), the exciton energy and electron-hole recombination rate are reduced and the quantum dot emission wavelength is increased.

结果表明，量子点高度LGaN、势垒层厚度LAlGaN的增加将导致激子结合能、电子空穴复合率的降低，耦合量子点发光波长的增加。

The thermal emission energy from a quantum well is related to the appropriate band offset.

量子阱中载流子的热发射能与界面的能带偏移有着密切的关系。

The kernel of IEO method is to construct eigen-operators of the Hamiltonian of quantum systems, then accordingly obtain the corresponding eigenvalues, namely the energy level gaps of quantum systems.

其核心思想就是构造系统哈密顿量的不变本征算符，从而得出对应的本征值，即系统能级差，由能级差即可得到整个能谱。

We find that the energy distribution of Dirac particles not only depends on the mass, spin quantum number, angular quantum number and magnetic quantum number, but is also related to the structure of space-time and the variations of event horizon of black hole.

得到了粒子的能量分布不仅与粒子的质量、自旋量子数、角量子数、磁量子数有关，还与黑洞周围的时空结构及视界的变化有关。

In this paper SH radical ( 2+ 1) multiphoton ionization photoelectron energy spectroscopy were studied by the split-operator technique of time-dependent wave-packet method in quantum mechanics.

本论文利用量子力学含时波包传播中的分裂算符-傅立叶变换方法研究SH基的（2+1）多光子电离的光电子能谱。

At last, we calculate the structure of the target product by quantum chemistry, we get the information of energy, bond length, bond angle and IR spectrum by this calculation.

最后，对合成的目标产物进行量子化学计算，得到了物质的能量、键长、键角和红外光谱等数据。

The paper analysed the chromophoric mechanism of the infrared fluorescence dye based on the modern quantum theory. The relationship between excitation energy and spectral reflectivity is also discussed.

本文根据现代量子理论分析了红外荧光染料的发色机理，探讨了激发能量与光谱反射之间的关系。

Once a magnetic field is applied to the system, the spin degeneracy is broken and the energy of the electron is cut into two energy levels. The whole tunnelling process of the electron through the quantum dot is described by quantum master equation.

当该系统中存在一个外加磁场时，电子的自旋简并被破坏，分裂成两个能级，电子的整个隧穿过程可以用量子主方程（Quantum Master equation）来描述。

In Chapter 2, introduces elementary theory and quantum chemistry computation methods, which mainly contained the reaction surface, crossing rules of the potential energy surfaces, tradition transition state theory, spin-orbit coupling mechanism, rules for intersystem crossing and natural bond orbital theory.

第二章简要地介绍了量子化学计算方法，主要包括量子化学基本理论和反应势能面、势能面相交与不相交规则、过渡态理论和系间窜越的选择规则。

While GaN quantum dots as representatives of the self-assemble quantum dots have also become one of the most importance issues because of their large direct energy gap, strong atomic bond, high thermal coefficient and chemical stability.

而GaN量子点作为自组装量子点的代表，具有宽的直接带隙、强的原子键、高的导热率以及化学稳定性高和抗辐照能力强等诸多优点，也一直是人们研究的重点。