The resonant frequency of a quartz crystal is generally determined by the size of the plate combined with the mode in which it vibrates. 石英晶体的谐振频率通常是由组合振荡模式之振动片尺寸来决定的。
The parameters of quartz plate were decided by simulation with computer. 石英晶片的参数由计算机仿真确定。
Analysis on property of quartz wave-plate in Gaussian beam 石英波片用于高斯光束中的特性分析
Preparation of Black Quartz Standard Glossiness Plate 黑色石英晶体光泽度标准板的研制
The iron in quartz sand is detrimental element. SILICEOUS ROCK RESOURCES FOR PLATE GLASS INDUSTRIAL IN CHINA: SUSTAINABLE UTILIZATION 硅砂中铁质是有害成分;我国平板玻璃硅质原料(硅砂)可持续利用分析
Careful study in the prism coupling method on refractive index measurement of optical waveguide substrates is given. The refractive indices of quartz, CaF2, LiF substrates and "C-813-8" gum plate were measured in two kinds of incident conditions and valuable measurement results are got. 本文对棱镜耦合法测波导衬底折射率进行了实验研究,在两种入射情况下,对石英玻璃、CaF2、LiF衬底及C-813-8胶块进行了折射率测量,并得到有益的实验结果。
After briefly mentioning the principle of the quartz horizontal pendulum type tilt-meter, a method for determining the scale value C of such tiltmeters by means of a bearing plate and a flask of mercury is described. 本文介绍了胀盒-水银杯装置测定石英水平摆倾斜仪格值常数的方法,并简要地介绍了水平摆倾斜仪的原理。
The front and lateral surface machining of thin quartz crystal half-wave plate is introduced in this paper. 介绍薄型石英晶体半波片的平面和侧面加工。
It is composed of three plates of crystalline quartz with thicknesses of 1,2,4 mm, and its optical axis makes an angle of 28 ° with the surfaces of plate. 它由3片石英晶片组成,厚度分别为1、2、4mm;晶片与光轴的夹角28°;
Since the composite plate counteracted the phase shift induced by temperature sensitivity of quartz plate, the green laser operated with low-noise reliability in different output power and different operation temperature. 此复合波片相互作用由于抵消了石英晶体波片温度敏感引起的相位延迟量漂移,所以此激光器在不同功率、不同工作温度下,均能稳定可靠地运转于低噪音状态。
As well-known, not only the wanted thickness-shearing ( TS) mode but also many unwanted spurious modes can exist on an AT-cut quartz crystal plate. 在压电传感器中石英晶体的振动模式往往不是纯粹的厚度剪切,而常常会伴随着一些干扰振动。
Manufacture of Thin Quartz Crystal Half-wave Plate 薄型石英晶体半波片的制造
A capillary electrophoresis ( CE) system with rectangular cross-sectional columns fabricated on monocrystal quartz plate is investigated. 在石英单晶表面制成矩形截面毛细管柱中进行电泳实验。
Nonstoichiometric TiO 2 X membrane can be prepared on quartz plate under controllable heat treatment condition by the method of sol gel. The membrane crystal has nano structure. 采用溶胶-凝胶法在石英板上经可控热处理制备出非整比TiO2-X膜,膜中晶粒具有纳米结构特征。
The ordinary and extraordinary modes can not oscillate simultaneously when the cavity contains both a mode selector of fused quartz Fabry Perot etalon and a mode splitter of crystal quartz plate. 当腔内既有选模元件(熔凝石英F-P标准具)又有石英晶片时,同样能够产生纵模分裂现象(产生两个频率),但o模和e模不能同时起振。
In this paper, the frequency interference characteristic of multichannel quartz crystal microbalances ( MQCM) is analyzed based on Mindlin's two-dimensional piezoelectric plate theory. The influence of designing parameters on the frequency behavior of the QCM structure is studied. 应用明德林的二维压电板理论,用有限元方法求解并分析了两圆形石英晶体微天平(MQCM)的设计参数对频率耦合的影响。
The method of making quartz plate 石英试板的磨制方法
The device of an ultra thin film fluorescence sensor with polyamino chain naphthyl group modified onto a quartz plate surface has been prepared. The fluorescence quenching of the sensor by different metallic cations was studied in both aqueous and organic solvents. 通过对石英玻片表面修饰,制作了联有多氨基链萘基的超薄膜荧光敏感器件,研究了它在镍、铜等金属离子水溶液及有机溶剂中的荧光猝灭现象。
A Quick Calculating Method of Elastic and Piezoelectric Constants of a Quartz Plate 任意转角石英晶片电弹常数的快速计算
Nano-composite films of zinc sulfide and polyvinyl alcohol ( PVA) were grown by dipping ( and withdrawing) a quartz plate in ZnS/ PVA gel prepared by micro-emulsion method, followed by vacuum drying. 采用提拉真空干燥的方法制备出以石英玻璃为基板的ZnS/PVA纳米复合薄膜。ZnS/PVA纳米复合溶胶是通过直接混合法将ZnS纳米粒子与聚乙烯醇(PVA)高分子材料水溶液直接混合制备得到。
The Processing Method of Quartz Capsule THE METHOD OF MAKING QUARTZ PLATE 石英膜盒制造工艺研究石英试板的磨制方法
Thickness-shear vibration of a quartz crystal plate is one of the most widely used functioning modes of piezoelectric resonators with broad applications for frequency control and detection. 石英晶体板的厚度剪切振动作为压电谐振器的主要工作模态在频率控制和传感器等领域都有着极为广泛的应用。