Excita相关论文
The luminescent properties of Sr2.97MgSi2O8:Eu2+0.01 phosphors were investigated with different Ln3+0.02(Ln3+:Dy3+,Er3+,......
Study of Imidazolium Ionic Liquids:Temperature-dependent Fluorescence and Molecular Dynamics Simulat
The steady-state fluorescence spectra and molecular dynamics simulations were explored to investigate the temperature de......
Traditional modal parameter identifi cation methods have many disadvantages,especially when used for processing nonlinea......
Effects of RE~(3+)(RE=La,Ce,Pr,Sm,Dy,Ho,Er,and Tm) on the luminescence of Sr_2MgSiO_5:Eu~(2+) phosph
Sr2MgSiO5:Eu2+phosphors were synthesized through a high temperature solid state reaction method.The phase and luminescen......
One-dimensional strontium hydroxyapatite(Sr-HAp) nanorods were successfully synthesized by a sim-ple solvothermal method......
Vibration Characteristics and Power Transmission of Coupled Rectangular Plates with Elastic Coupling
Coupled-plate structures are widely used in the practical engineering such as aeronautical,civil and naval engineering e......
In this work, two new diacids, di(m-carboxyphenyl) succinate (m-dCPS) and di(o-carboxyphenyl) succinate (o-dCPS), were s......
The reaction of 6,7-dicyanodipyridoquinoxaline (DICNQ) with AgNO3 in a 1:1 molar ratio by solution method gave a new com......
A series of Eu(Ⅲ) complexes of α-thenoyltrifluoroacetone(HTTA) with trioctylphosphine oxide(TPPO) and benzoic acid(BA)......
高压直流(HVDC)发电系统因为其效率高、质量轻以及可靠性高等诸多优点成为航空供电系统的首选,其系统输出端存在着用于滤波的大电......
介绍一种基于平衡降阶理论的电力系统多机励磁预测控制方法。为减少开环优化计算时间，利用平衡降阶理论对电力系统多机线性模型进行......
The quantitative result of annual polar motion excitation by the ocean is presented for the first time. The atmospherice......
从生物脑神经网络的信息处理入手，讨论了ARTMAP人工神经网络的聚类模型，给出了其有师学习过程，并依据物以类聚的哲学原理，从类的角度，论......
在模糊ARTMAP神经网络的模型的基础上，重点介绍了二维信息的聚类原理；并从几何的角度，讨论了二维信息的类描述法，类的物理含义、类的扩......
本文对老风口风电场GW70-1500机组配套特变电工ZGS11-1600/36.5型箱式变压器频繁出现的低压侧KFW2系列断路器跳闸烧毁分励脱扣器励......
介绍了微小型静电泵工作原理，分析了上腔充压的静电泵阀腔的形状与结构、所加激励电压、可动薄膜面积与厚度对泵的压力、流量、受力......
A simple and fast prediction scheme is presented for train-induced ground and building vibrations.Simple models such as(......
研究旨在较全面、客观地分析影响了奥林匹克运动发展的因素。采用文献资料、访问座谈等研究方法，笔者认为，奥林匹克运动过度的商业化......
对摩托车前减震器进行动态分析,建立动力学方程力学模型,对系统响应路面激励的联合马尔可夫转移密度函数分析并归一化求解,求出了......
在77K测定了标题配合物的激发光谱和荧光光谱,在配合物的7F0→5D0激发光谱里,580.14nm和580.68nm处呈现两个锐锋,说明在该配合物中......
提出了一种基于激励-校准法的硅微陀螺仪实时模态匹配控制电路,利用了检测模态的幅度响应信号关于其谐振频率对称的特点,采用双边......
针对惯性器件性能评价的需求,说明了研究角振动校准装置的必要性。根据现有角振动校准装置的构成,详细分析和总结了各种角振动激励......
复合材料结构受到冲击时会产生基体开裂、层脱等损伤,通常情况下损伤界面保持闭合接触。小幅值激励下应力波产生的应变极小,损伤界......
相对其它船型，集装箱船舶螺旋桨的功率密度较高，由其螺旋桨诱导的船体激振力引起船舶剧烈振动的可能性倍增。现介绍SSSRI预报螺旋桨......
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为了研究交流励磁电流对混合励磁电机电磁力与振动等特性的影响,以一台转子交替极双定子混合励磁电机为对象,利用二维有限元法对不......
本文上篇利用直接反馈线性理论设计实用化的单机和多机统一的非线性励磁控制器，该控制器具有小干扰和大干扰的统一怀、对系统参数和......
荧光有机物携带了有机物总量和组成信息,可作为新型水质参数来弥补COD和BOD等不能表达有机物组成的不足。炼油废水是典型的难降解......
【正】 The reactions induced by intermediate energy heavy ions are investigated.The evap-orated fragment multiplicity an......
The problem of how the coherent structures in the wall region of a turbulent boundary layer could be excited by the dist......
采用功率流有限元等能量方法研究高铁车厢等大型耦合结构的振动传递特性时,能量传递系数是必须首先要解决的关键问题之一。将L型耦......
采用高温固相法于弱还原气氛中制备了Ba1-xCaxMgSiO4：Eu2＋（x≤0.15）发光材料,测量其光谱特性,分析Ca2＋掺杂对该发光材料光谱的影响。XRD......
中枢神经系统正常生理功能的维系需要兴奋性神经环路及抑制性神经环路处于协调状态。脑内主要抑制性神经递质为γ-氨基丁酸(γ-ami......
本文根据抽水蓄能机组励磁系统提出的零维护及节能减排的需求，开展了热管自冷功率柜的流场及热场分析，提出了“自冷换热模式发热器件......
保证系统鲁棒稳定,同时满足系统性能指标要求始终是控制设计的目标。该文根据转台测角系统对激磁电源稳定性和性能指标的要求,提出......
