光谱的

Er concentration.2. With the analysis of the optical parameters calculated by Judd-Ofelt theory and the lifetime of ~4I_(13/2) of Er gotten in experiment, we investigated Y dopings dispertion effect and influence to the environment of Er .3. In the research of Er/Yb/Al co-doped laser glass, we fixed the Er:Yb at 1:6 and varied the Al concentration.

我们利用Judd-Ofelt理论，计算得到了Er/Y共掺玻璃的Judd-Ofelt强度系数、光谱质量因子、自发辐射弛豫率和能级寿命等光谱参数，并且给出了不同Y掺杂浓度下Er~(3 )离子的荧光量子效率；结合Er~(3 )离子~4I_(13/2)能级的荧光寿命，深入探讨了掺Y对高浓度Er~(3 )离子在硼硅酸盐玻璃中分布的弥散作用和对配位场环境的影响。

This program can be used to obtain the true and high-resolved spectra by means of techniques of inverse Fourier convolution and nonlinear least squares fitting.

论文工作主要由三部分组成，一是编制了用于光谱数据和光谱图象处理以及等离子体参数诊断的程序包—ESDAP，为精密实验数据分析提供了可靠手段和得力工具；二是对X射线激光增益介质的物理特性和规律进行了实验研究；三是在对X射线激光增益介质研究的基础上，依据现有的实验条件，主要通过靶设计探索了提高复合泵浦X射线激光增益的新途径。

By analyzing the methods of imaging spectrometer image data compression, the key point of interference figure compression is found out, and the corresponding relationship between interferogram matching and spectrogram matching is analyzed using the basic principle of several spectral matching models.

文章通过分析目前常用的成像光谱仪图像数据压缩方法，确立了决定干涉图压缩的问题关键，在分析实际应用中常用的几种光谱匹配模型的基本原理的基础上，探讨了干涉图匹配和光谱图匹配之间存在的对应关系。

The structures and the properties of nicotinate chromium and tripicolinate chromium are also characterized by means of molar conductance, infrared spectra, ultraviolet visible absorption spectra, thermal analysis.

通过电导率、红外光谱、紫外可见光谱和热分析对制备的有机铬的组成、结构和性质进行了表征、分析和对比，充分论证了利用镀铬废水制备有机铬饲料添加剂—吡啶酸铬的可行性，为镀铬废水的资源化开辟了新的途径。

One has the ability of photo-cleavage of DNA and another one as potential anti-cancer drug has the ability of oxidative cleavage of DNA. 1. As for the first system, a new ligand----Tpphz is used as the intercalator of the targeted compound. The 〓 is synthesized and characterized by elemental analysis,〓H NMR, molar conductivity, AgNO〓 titration, UV and fluorescence spectra.

核酸的光切割方面，我们选择了近年来新发现的一个配体Tpphz作为目标化合物的插入配体，合成了新颖的〓单核配合物，并通过元素分析、〓H NMR、摩尔电导测定、中心离子滴定法、紫外光谱和荧光光谱对此化合物进行了详细的表征。

The FTIR spectrum of DTC-TETA showed strong absorption peaks at 1 461-1 388 cm-1 and 1 174-996 cm-1 which were attributed to partly double bonds of C and C,respectively.The UV spectrum of DTC-TETA had two absorption peaks at 265 and 290 nm,assigned to π—π* transition of N…C…S radical and nonbonding electron n—π* transition of S…C…S radical to conjugated system,respectively.

在DTC-TETA的红外光谱图中，在1461-1388cm-1处和1174-996cm-1处分别出现含有部分双键性质的〖JGC〖ZJXS，YN键和键的特征吸收峰；在紫外光谱图中，分别在265和290 nm处出现两个最大吸收峰，分别对应于N…C…S基团的π—π*跃迁和S…C…S基团中硫原子上非键电子向共轭体系的n—π*跃迁；元素分析结果表明该化合物中碳、氢、氮、硫的摩尔比近似为

In the second part, we used tri-octyl phosphine oxide as a model of TRPO,to study the γ radiolytic behavior of TOPO and its CH solution and the emulsificationphenomenon in the separation processes of radiolytic products. The structures of finalproducts were analyzed with IR spectra, UV spectra, MS and elemental analysis.

本论文的第二部分，以TOPO为TRPO的模式化合物，用终产物分析的方法对TOPO的辐解特性及乳化过程进行了研究，并运用红外光谱、紫外光谱以及元素分析、质谱等方法对乳化物的结构进行了分析。

The results show that the extent of loose structure can be changed by different fiber distribution, the normal spectral emissivity and total emissivity of carbon fiber perform by adopting ply yarn process and carbon felt were higher than carbon cloth perform, and the normal spectral emissivity and total emissivity of porous C/C performs reinforced by short-cut fiber were also relatively superior to that reinforced by carbon fiber cloth.

结果表明，不同的纤维排布改变了样品的结构松散程度，多股线排布的碳素纤维预制体及碳毡的法向光谱发射率和法向总发射率均优于碳素纤维布预制体，短切纤维增强碳/碳多孔坯体的法向光谱发射率和法向总发射率优于碳布增强坯体。

Two soft X ray spectrometers are used to measure X ray spectra of primary and secondary disk respectively.The property that X ray spectra were modified on secondary disk is investigated.

测量结果表明：这种结构的双盘靶基本上能避免初级盘喷射等离子体的影响，初级盘后向辐射的X光谱具有明显的N和O带谱结构，而次级辐射的X光谱主要以O带为主。

To avoid the shortcoming of magnification change with wavelength, which will cause the spectral image pixel registration error and provide inaccurate relative spectral signal strength in the classical diffractive optic imaging spectrometer, a novel hybrid refraction/diffraction telecentric optical system combining a diffractive lens with an achromatic lens system is presented, and the working principle is then established.

为了克服在传统衍射光学成像光谱仪中，衍射透镜的焦距随波长变化引起系统放大率随波长变化，从而导致光谱图像的像元配准误差，得到并不精确的相对光谱信号强度，提出了将衍射透镜与消色差透镜系统相结合的新型折/衍混合、二组元复合远心成像光学系统的技术方案，具体分析推导了该系统的成像理论。

They weren't aggressive, but I yelled and threw a rock in their direction to get them off the trail and away from me, just in case.

他们没有侵略性，但我大喊，并在他们的方向扔石头让他们过的线索，远离我，以防万一。

In slot 2 in your bag put wrapping paper, quantity does not matter in this case.

在你的书包里槽2把包装纸、数量无关紧要。