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Presented is a theoretical study of double-clad Er-doped fiber power amplifier(EDFA). Two kinds of double clad fibers(DC......
A nanosecond square pulse fiber laser based on the nonlinear amplifying loop mirror(NALM) is numeri-cally analyzed by th......
Groups of a typical operational amplifier–μA741 were irradiated in a cobalt unit,each group accumulating a different t......
From the viewpoint of field synergy principle and dipole radiation theory, the interaction between the incident thermal ......
The influences of solid particles in leach solution on the formation of the third phase crud during solvent extrac-tion ......
Measurement of Mass Attenuation Coefficients of Indium With Characteristic X-rays From Targets Excit
The mass attenuation coefficients of indium are systematically measured byusing the characteristic X-rays from elementa......
本论文在无交联剂条件下以丙烯酸、丙烯酰胺和氢氧化钠为原料利用高压紫外汞灯辐照引发聚合高吸水性树脂丙烯酸(AA)-丙烯酰胺(AM)......
实践表明硅藻精土是一种很好的矿井废水处理吸附剂,可在煤矿、城市废水处理中推广应用,本文介绍了硅藻精土处理矿井废水的应用实例......
A novel technique of flue gas desulphurization (FGD) using industrial sodium sulfide as absorbent is described to remove......
该文研究了铁（Ⅲ）-钴（Ⅱ）－邻菲罗啉体系的显色反应，pH=4.0时，铁（Ⅲ）-钴（Ⅱ）、邻菲罗啉间生成红色配合物，其吸光度稳定，在3小时内无显著变化。配......
目的介绍一种制备红景天苷的方法.方法首先用溶剂萃取结合大孔吸附树脂分离,然后用硅胶柱精制提取.结果此方法可以获得比较高纯度......
在中国计量科学研究院（NIM）^60Coy基准实验室,将^60Coy辐射的空气比释动能及水吸收剂量基准值传递到国际原子能机构（IAEA）的FC65-G-286......
