解光
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本文从解光场方程和载流子浓度以及光子密度速率方程的自洽解出发,研究条形DH半导体激光器高频调制下光输出的频率锁定、准周期、分岔和混沌现象。
The method of obtaining self-consistent solutions of the field equation and the rate equations of photon density and carrier concentration has been used to study frequency locking , quasiperiodicity , subharmonic bifurcations and chaos in high frequency modulated stripe geometry DH semiconductor lasers .
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利用Hessian矩阵确定图像中光条法线方向,在光条法线方向上求解光条中心亚像素位置,用8方向搜索法剔除干扰光条。
The normal directions of light stripes in an image are determined by using Hessian matrix . The sub-pixel positions of light stripes can be found in normal directions . The false light stripes can be eliminated with 8-direction searching method .
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通过求解光折变动力学方程组,对会聚激光束沿不同方向扫描LiNbO3晶体写入波导结构时的最佳曝光间距进行了详细的理论分析及数值模拟,并在LiNbO3:Fe晶体中进行了实验验证。
The main work is as follows : ( 1 ) By solving the photorefractive dynamic equations , the optimal intervals for waveguide fabrications in LiNbO_3 crystal are numerically specified when the focused laser beams scan along different directions .
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为了解光催化剂对病房空气中细菌消除效果,用平板沉降法采样进行了实际观察。
In order to know the efficacy of photocatalyst in eliminating the bacteria in air of ward , plate sedimentation sampling method was used for practical observation .
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将成熟的电子学里的格型数字滤波器的概念和设计算法移植到光学滤波器,给出了根据目标滤波传递函数求解光格型阵列具体参数的算法。
The conception and algorithm simulation of lattice digital filter in electronics are transplanted into optical filter , with a novice algorithm to resolve optical lattice array concrete parameter .
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为了在根本上了解光催化反应的机理,从而改善光催化剂的活性,我们必须从分子尺度理解光催化反应中的基本过程。
To achieve a fundamental understanding of the reaction mechanism and improving the performance of the photocatalyst , it is essential to understand the basic processes of photocatalytic reactions at molecular level .
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这些结果对于我们深入了解光催化杀菌消毒的机理以及开发基于光催化理论的广谱的、高效的、环境友好的病毒灭活剂及其应用技术均具有一定的理论和实际意义。
Our results can be useful for a better understanding of the bactericidal mechanism of photocatalysis and in the developing of broad-spectrum , high effective and environmental friendly antivirus agents based on photocatalysis .
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在波动光学理论基础上,建立了求解光隔离器偏振相关损耗的理论模型,分析了影响光隔离器偏振相关损耗的因素。
On the basis of the theory of wave-optics , a theoretical model used to compute the polarization-dependent loss of a polarization-independent isolator is established . Some factors which influence the polarization-dependent loss of the isolator are discussed .
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细菌视紫红质(bR)膜对黄光和蓝光的透射具有互补调制特性,由解黄光、蓝光透射光强的速率方程而得到黄光和蓝光的互补抑制透射特性的解析表达式和图示结果。
Bacteriorhodopsin film has a special property of complementary suppression modulated transmission of yellow and blue beams . Resolving the transmission rate equations of the yellow and blue beams , the analytical formulae are obtained and graphic results are shown .
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用矩阵方法解理想光具组问题
Solving Problems of Ideal Optical System by Matrix Method
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Nd:YAG激光瞳孔松解和光切扩瞳治疗瞳孔后粘连和瞳孔闭锁
YAG laser therapy used in cutting and seperating the pupillary closure and posterior synechiae
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对于单光楔单色光退偏器分析了两种形式:方摘要第2页解石光楔退偏器和石英旋光退偏器。
The two forms of a wedge monochromatic depolarizer : calcite wedge depolarizer and quartz rotatory depolarizer are analyzed .
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自旋链在平面波背景下的孤子解和光格子中超冷原子的量子相变
Exact Soliton Solution of the Spin Chain in a Plane Wave Background and Quantum Phase Transition of the Dipolar Bosons in Optical Lattices
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与之相关的波分复用器、光功率分支器、波长解复用光探测阵列模块等成为目前研究的热点。
These devices such as multiplexer / demultiplexer , optical power splitter , wavelength-decoded optical detect arrayed-module , have become the focus for research .
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评价双降解膜光降解后的生物降解性能时,微生物生长等级、羰基指数(A(1715cm-1)/A(2020cm-1))、碳氧指数、羟基指数、质量都是很好的评价指标。
When assess the biodegradability of photo-biodegradable films after photo degradation , intensity of microorganism , carbonyl value , carbon-oxygen index , hydroxide group index , weight are suggested to select .
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本文基于取样光栅的独特反射谱特性,对其作为光子器件如DBR激光器、波分复用/解复器和光插分复用器的结构图作了探讨。
The paper based on the special reflective spectrum characteristics for the sampled gratings , we madea research on the schematics of the optical devices like DBR lasers .
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微波辅助碱解荧光分光光度法快速测定河豚毒素含量
Rapid Determination of Tetrodotoxin Using Microwave Assisted Alkaline Hydrolysis and Spectrofluorometric Analysis
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填埋场底土污染物浓度实测值和理论解的比较光散射法测量颗粒尺寸、浓度的实验研究
Comparisons of measurements of contaminant concentration in landfill bottom soils with theoretical solutions An experimental research on particle size and volume concentration based on light scattering
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假设天空光在一天内是均匀变化的,将一幅室外场景图像表示成太阳光基图像和天空光基图像的线性组合,其组合系数就是所要求解的太阳光和天空光强度。
We assume the skylight is uniform , then we can decompose an image of outdoor scene into the linear combination of the skylight basis image and the sunlight basis image , and the combination coefficients are the intensity of the skylight and the sunlight .
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大陵五型食双星CIAur的测光解和它的光变频谱分析
Photometric solutions and analysis for an ALGOL type binary CI AUR
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本文以刀解及HE染色光镜观察,研究家兔中脑水管形态及其室管膜细胞构筑学。
Gross anatomy of the mesencephalic aqueduct and its ependymal cytoarchitecture were investigated with dissection and light microscopy after HE staining in the rabbit .
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其次,以一个孤子控制系统为例,通过这些精确解,研究飞秒光脉冲在可变参量光纤系统中的传输特性,并分析飞秒孤子脉冲在孤子控制系统中的相互作用。
As an example , by the solutions , we study the transmission of femtosecond soliton pulses in a soliton control system , and we discuss the interaction of femtosecond soliton pulses .
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本文对全息菲涅耳透镜的基本特性进行了深入的理论分析,以此为基础,着重探讨和研究了其作为解复用器和光耦合器的特性以及它们在波复用系统中的应用。
In this dissertation , based on the theoretical analysis of HFLs , we investigate the basic characteristics and applications in WDM network of some new devices , especially for optical multiplexer / demultiplexer and external coupler .
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并且由于这些简单模型的孤子解已经有很好的研究,我们得到该耦合方程组的一系列孤子解:单光声孤子解、二光声孤子解等。
Then , from the solutions of the simple models , we obtain the approximate solutions of the optoacoustic coupled mode equations , such as the single-soliton solutions and two-soliton solutions .