查询词典 fused silica

Under the conditions of moderate laser polishing, the zero probability damage threshold of the fused silica chip is increased by 30%, and no negative effect on transmission wavefront is introduced.

结果发现，在中度激光抛光的程度下，其零概率损伤阈值提高了30%左右，且对透射波前没有造成不利影响，从而证明了CO2激光预处理提高熔石英基片抗激光损伤能力的有效性。

And a way to improve the operation state of this combined phase conjugator is introduced by our modeling.

标 签 熔石英光纤相位共轭光束质量 fused silica optical fiber phase conjugation beam quality

Generally, electric-conductivity materials such as metal, conductive polymers, and graphite are coated on the outside surface of the capillary tip followed by the application of an external high voltage on the tip to provide a sufficient electric field to generate electrospray in seathless interface. Thus, the fabrication of the electric-conductivity material on the surface of fused-silica is one of the main issues when using sheathless interfaces.

一般来说通常需要将金属、导电高分子、或石墨等导电材料涂布於毛细管样品出口尖端，外加第二组电压於导电尖端以提供电喷洒时所需要的电场，但如何将导电材料稳定地涂布於矽氧材质的尖端表面一直是此界面探讨的主题之一。

On the base of it, a novel design of MCE chip system is presented.2. Due to the inert to most chemicals, fused silica is chosen as the substrate and fabricated the chip using photolithography, wet etching and bonging technique. The inner side of micro-channel is smooth and straight.

根据微通道电泳芯片原理以及相应的应用要求设计芯片，采用微机械加工技术，选择优质石英为芯片材料制作芯片，并对制作工艺参数进行了优化，完成的芯片微通道内壁光滑，边界平整，完全满足实验要求；对微通道内壁进行修饰处理，有效地减少了内壁对样品的吸附，同时大大降低了电渗流的影响； 3。

By introducing fused-silica prims tocompensate the group velocity dispersion, as short as 8.5 fs pulses at 710nm isachieved without employing chirped mirrors. In our knowledge, this is the shortestpulses produced domestically from a KLM Ti:sapphire laser in China. Finally, The amplitudes and phases of femtosecond pulses generated from theKLM Ti: Sapphire laser are diagnosed by using the technique of second-harmonicgeneration-frequency-resolved optical gating.

第三，在实验上，在自行研制的自锁模钛宝石飞秒激光器中，改进腔的设计，较好地减弱了腔内频率依赖的腔模效应对频谱展宽的限制作用，获得了最宽达144nm的宽带光脉冲频谱输出，并在未采用啁啾镜的情况下，利用三阶色散系数小的熔融石英对补偿色散，获得了8.5fs光脉冲输出，为目前国内最好记录，达到国际先进水平。

Head of a February 3, 4, grade fused silica sand, molten crystal silicon, microsilica.

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Based on Stuart et al.'s electron density evolution equation, the electron density evolution process in fused silica film irradiated by short-pulse laser for τ∈[0.015] ps were studied by means of numerical method. The effects of initial electron density N and laser pulse width τ on laser threshold intensity I and damage threshold fluence. F were analyzed respectively.

基于STUART等人的电子密度演化方程，运用数值模拟方法，研究了脉宽为τ∈[0.01， 5]ps范围内单脉冲激光作用下熔融石英薄膜中电子密度演化过程；讨论了初始电子密度、激光脉冲宽度对阈值功率密度和阈值能量的影响；分析了初始电子密度、激光脉冲宽度对多光子离化及雪崩离化的影响。

In comparing to CE with fused silica capillary and CEC with ODS station ary p hase,capillary electrophoresis and capillary electrochromatography with ionic c oating columns can cause EOF more controllable,and provide an alternative separ ation mechanism.

与一般的毛细管电泳和使用ODS反相填料的毛细管电色谱相比，含离子涂层柱的毛细管电泳和毛细管电色谱能提供较大且可控的电渗流，便于拓宽分离对象，优化分离条件。

A phase conjugation mirror combined with fused silica rod and optical fiber is presented.

提出了一种由大口径的熔石英棒和较大芯径的光纤组成的相位共轭镜。

Chemical methods proved that the microripple structures are composed of not chromium material but the substrate material of glass or fused silica.

通过化学方法证明了这些微突起结构是由玻璃和石英的主要成分SiO2组成的，并非样品表面的铬元素。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。