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- Energy dispersion relation 能量色散关系
- A high quality beam has low emittance and low energy dispersion. 良好的束流轨道可以获得低发射度、低能散的高品质束流。
- Once the wavelength approaches the intermolecular distance, the specific dispersion relation becomes important. 一旦波长接近分子间的距离时,各自特定的色散关系就变得重要了。
- A linear dispersion relation of the Virtual Cathode Oscillator (VCO)is obtained using the single charge sheet model. 通过引入虚阴极振荡的单电荷层模型,得到了虚阴极振荡产生微波的线性色散关系。
- Microdefects in SI-GaAs single crystal were researched via transmission electron microscope (TEM) and energy dispersion X-ray analysis (EDXA). 利用JEM 2 0 0 2透射电子显微镜 (TEM)及其主要附件X射线能量散射谱仪 (EDXA) ,对半绝缘砷化镓 (SI GaAs)单晶中微缺陷进行了研究。
- The method for non-destructive dete rmination of content of oxide cerami c by energy dispersion X-ray fluorescence(EDXRF)was described. 叙述了用能量色散X射线荧光法(EDXRF)同时测定氧化物陶瓷材料组分的分析方法。
- By matching the Bloch condition, we can also calculate the dispersion relation for an infinite photonic crystal and plot the band diagram. 加上布拉格条件,亦可用来计算无穷大光子晶体的色散关系,并以之描绘能带图。
- Based on the defect microcavity, a periodic slow-wave system was constructed and the dispersion relation of this system has been discussed. 以此缺陷微腔为基础构建周期性慢波系统,讨论了该系统的色散特性。
- In the study, transfer matrix method is used to derive the dispersion relation equation and the surface states equation of superlattices. 我们利用传输矩阵法去做分析,推导出超晶格结构之色散关系方程式与表面态方程式。
- By tight-binding approximation, the energy dispersion of small diameter single-walled carbon nanotubes (SWNT) under tensile and torsional strains has been derived. 摘要在紧束缚近似下,解析地推导了轴向拉伸和扭转形变下小直径单壁碳纳米管(SWNT)的能量色散关系。
- According to the Maxwell equations and Floquet theorem, the dispersion relation of several TM0 n modes in MILO coaxial SWS is educed in this paper. 从麦克斯韦方程组和弗洛奎定理出发,导出了磁绝缘线振荡器同轴慢波结构中TM模式的色散方程,并通过数值计算分析了此慢波结构的几何参数对磁绝缘线振荡器高频特性的影响,为磁绝缘线振荡器慢波结构设计提供了依据。
- The IMC phases were identified by energy dispersive X-ray(EDX). 用X射线能谱仪测定了化合物的成分。
- A fractured turbine blade was characterized by means of optical microscope, scanning electron microscope (SEM) and energy dispersion spectroscopy (EDS). 摘要对汽轮机断裂叶片进行了现场调研、断口扫描电镜、能谱及金相组织分析。
- The dispersion relation for the low-frequency plasma interchange modes in a hot-electron plasma with line-tying function is solved by using the MHD equ. of multiple species. 摘要 用多组份磁流体力学方程导出了有线捆作用的热电子等离子体中,低频等离子体交换模的色散关系;
- A simplex method for function minimization in optimization theoryis implemented to numerical solution of dispersion relation for nonlinear dielectric waveguides. 简要介绍了优化理论中的单纯形方法,并且应用到求解介质非线性光波导的色散方程。
- We analyze the coupling of the LWL optical phonons in single-walled BN nanotubes, and obtain several analytical solutions of dispersion relation under special cases. 在此基础上,我们分析了单壁硼氮纳米管中长波光学声子的耦合特征,并解析地求出了几种特殊情形下的色散关系。
- The oxide films were investigated by means of scanning electron microcopy(SEM),energy dispersion X-ray microanalyser(EDX),X-ray diffraction(XRD) and X-ray photoelectron spectroscopy(XPS). 用扫描电镜、能谱仪、X射线衍射、X射线光电子能谱对氧化膜进行了研究。
- The dispersion relation,which is the stability criterion of the planar interface for all the wavelength of perturbations,is obtained to modify the M-S dispersion relation. 推出判别液固平界面稳定性的色散关系,该关系式适合于任意的扰动波长。
- The relationship between refracting angle and incident angle in the one-dimensional photonic crystals was studied by means of complete dispersion relation. 利用光子晶体的完全色散关系,研究了一维光子晶体中折射角与入射角之间的关系。
- Energy dispersion x-ray fluorescence spectrometer (EDXRF) is an important nuclear analysis tool, which is widely used in the fields of geology, metallurgy, architectural material and environment. 能量色散X荧光分析仪作为一种重要的核分析工具,在地质、冶金、建材、环境等领域有着广泛的应用。