transverse modes

Influences of gas thermal effects in transverse-flow electrical discharge CO_2 lasers on their optical axis and transverse modes

横流放电CO2激光器气体热效应对光轴与横模的影响

The influence of the pumping light on transverse modes of the frequency doubled laser is studied has been studed .

研究了泵浦光对倍频激光横模的影响。

Analysis of Transverse Modes in A Laser Beam

激光束的横模分析

Study on the transverse modes distribution of THz wave By THz imaging technology

THz波传播过程中横模分布的成像研究

Simulation and Analysis of Transverse Modes by the Transfer Matrix Method in a Circular Confocal Resonator

圆镜共焦腔激光横模的传输矩阵法模拟和分析变焦（距）（圆柱）透镜

A method of analysis of transverse modes in a plane perpendicular to a laser beam is reported .

提出以激光束的横模结构特别是基模所占的比例作为激光光束质量的评价依据，并研究了测量方法。

Investigation on Transverse Modes Competition Characteristics of Vertical-Cavity Surface-Emitting Lasers

垂直腔面发射激光器的横模竞争特性

Calculation of Transverse Modes for General Axial-Symmetric Passive Resonators and Choice of Reference Light Field

一般轴对称光学无源谐振腔横模性质的计算与参照光场的选择

Influence of the Bandwidth on Intensity Uniformity in Pulses with Hermite-Gaussian Transverse Modes

厄米-高斯光束中带宽对横向强度分布均匀性的影响

Measurement and analysis of the characteristics of transverse modes of a sealed-off He-N_2-CO_2 laser

封离式He-N2-CO2激光器横模特性的测量与分析

Transverse Modes and Frequency Selective Loss Function of a Resonator Composed of a Cylindrical Mirror and a Diffraction Grating

柱面镜-光栅谐振腔模式与频率选择特性

The numerical simulation shows that the first-order transverse modes have fairly high Q factor and high coupling efficiency to the output waveguide .

数值计算结果证明一阶横模具有很高的品质因子和很高的耦合输出效率。

Based on the numerical solving the rate equation , Influence of spatial intensity distribution of pump light on transverse modes distribution in cavity are discussed .

从端面泵浦情形下的四能级速率方程出发，研究泵浦光空间分布对激光腔内横模分布的影响。

The singularity is located nearer to the central axis for the pulses with higher order transverse modes and shorter pulse duration .

对于啁啾量相同的脉冲，脉冲宽度越小或模指数越大其奇异性位置离光束中心越近。

Though the output of VCSEL is single-longitudinal-mode commonly , it exist high-order transverse modes for the large transverse size of active region .

虽然VCSEL一般为单纵模输出，但由于其较大的横向尺寸使VCSEL腔中可能存在高阶横模。

By calculating the Lyapunov exponents of the transverse modes , one can determine the stable region of the synchronous chaos on the plane of coupling parameters .

计算各横截模的Lyapunov指数，可在耦合参数平面上确定同步混沌的稳定区域。

In addition , it is found from the numerical results that the effects are similar in the pulses with Hermite-Gaussian transverse modes of mode indices 1 and 2 .

另外，数值结果表明带宽对模指数为1和2的厄米-高斯光束的强度分布的影响是类似的，均有近场强度匀滑化和远场光束宽度变窄的效应。

The chiral structures break the symmetry so that the degenerate transverse modes split into a pair of right-hand polarized mode and left-hand polarized mode .

手性结构破坏了晶体的对称性，从而使原先简并的横波模分裂成一对左右旋模式。

Complex amplitude envelope ( CAE ) solution and complex analytical signal ( CAS ) solution of ultrashort pulses with spatial profiles of Elegant Laguerre-Gaussian transverse modes are derived .

推导了超短啁啾脉冲复宗量拉盖尔&高斯光束的复振幅包络解和复解析信号解。

The effect that the valid resonance frequency ( the measured resonance frequency ) offsets fundamental resonance frequency which is used as reference , is attributed to the presence of higher-order transverse modes in the cavity .

无源谐振腔的有效谐振频率（被测得谐振频率）偏移作为参考的基模谐振频率的效应是谐振腔中存在的高阶横模所引起的。

It is shown that the optimal out-put powers of lasers of new kind of resonators operating with single transverse modes are about equal to or greater than the double of that can be obtained from corresponding common laser resonators .

新型腔可使某些单横模工作激光器的最佳输出功率约为应用相应的普通激光腔时的两倍或两倍以上。

We have done some qualitative analysis on . THz transverse modes distribution in focus point , forward and backward of focus point using THz imaging technology . Then , applying " Slit method ", we measured the beam width of THz wave .

通过THz成像技术对THz波在焦点、焦点两侧的横模分布情况进行定性的分析，然后利用狭缝法测量了THz光束的束宽。

The impact of intermodal interference on the FM-AM effects of the phase modulated pulse in the broadband LMA fiber laser was first advanced . We studied the amplification and transmission characteristics of the broadband singal pulse and the transverse modes of the LMA fiber .

首次论证了横向模式干涉效应对相位调制脉冲幅频效应的影响，研究了小宽带脉冲及模场的传输放大特性。

Because quantum entanglement is considered as a key property to realize the quantum computation , we further discuss " mode-entangled states " based on the optical transverse modes of the optical field propagating in multimode waveguides , which are classical simulation of the quantum entangled states .

由于量子纠缠是实现量子计算的关键，因此我们进一步研究了多模光场实现纠缠态的可能性，提出了模式纠缠态的概念，这种纠缠态是量子纠缠态的经典模拟。

In chapter two we study the transport properties of a curved quantum wire , such as the mixture of transverse modes , suppress of conductance , local density , abrupt change of transmission phase and so on . These properties is compared to those of a perfect quantum wire .

第二章分析了弧形量子线的模式混合，电导抑制，局域态密度，透射相位突变等性质，并将这些性质与理想直量子线进行了对比。

On the phase compensated far field distribution of transverse laser modes

激光横模相位补偿的远场分布

Research on parameters of higher-order transverse magnetic modes in cylindrical coaxial cavity resonator

同轴谐振腔高阶横磁模式参数的研究

On orthogonality and completeness of the transverse eigen modes in a optical cavity Optical dating

光学谐振腔横向本征模的正交性和完备性

The nonlinear dynamic problems of flexible multibody system are investigated . The nonlinear Euler beam theory with inclusion of axial deformation effect is employed and its deformation field is described by the exact transverse vibration modes and longitudinal vibration modes .

基于包含轴向变形效应的Euler梁非线性理论，引用梁横向和纵向振动的精确模态描述变形场，利用拉格朗日乘子法建立起柔性多体系统约束非线性动力学方程。

The subtle interactions between magnetohydrodynamics and high-frequency plasma waves involving transverse and longitudinal modes are investigated .

本文研究了磁流体力学与高频等离子体波（包括纵横模式）之间的精巧的相互作用。