谱线位移

光谱仪谱线位移动态校正系统研究

Research of Dynamic Correction System of the Spectral Line Displacement in Spectrograph

精确测量谱线位移的CARS装置及气-液相变中的谱线位移

A CARS setup for precise measurement of spectral shift and study of spectral shifts in gas-liquid phase changes

有机染料在SiO2凝胶玻璃基质中的荧光谱线位移机制

Shift mechanism of fluorescence spectra of organic dyes doped in silica gel glasses

利用AlKα谱线位移研究磷酸盐玻璃中Al的配位状态

Research of aluminum coordination state in phosphate glass by a1k_ α spectral line shift

建立了一套精确测量谱线位移的CARS装置，用它测量了氮气和液氮、气态和液态硝基苯CARS的谱线位移和形状变化。

A CARS arrangement for measurement of Raman frequency shift has been established . The frequency shifts and the shape change in nitrogen and nitrobenzene gas-liquid phase changes have been measured .

谱线位移法测定等离子体射流的温度

Temperature measurement of plasma jet by spectroscopic line shift

云台一米镜卡焦摄谱仪重力弯沉的谱线位移及展宽效应

Line Shift and Broadening Caused by the Gravity Bending of the Cassegrain Spectrograph

表明，重力弯沉引起谱线位移为μ的数量级，在观测中的连续变化产生特殊的谱线展宽效应。

The measured results show that the effects of the gravity bending surely exist and the line lift is of the order of magnitude of a micron .

我们认为稀土镧原子占据了方钴矿结构中的空位，这些填充空位的离子参与结构中的晶格振动，使拉曼谱线位移并加宽。

From the experiment we can conclude that the void-filling ions interact with some of the lattice vibrations in the structure and produce a shift and broading of the lines .

我们的实验结果表明，谱线位移法可用于测定等离子体射流的温度，测温平均误差为10%。

From the experimental investigation , it is shown that the shift of spectral line can be used to determine the temperature of plasma jet . The error of this method for the determination of temperature is about 10 % .

这两条固定不动的谱线叫做无位移谱线。

These fixed lines have been called stationary lines .

这些运动使其谱线位置产生位移。

These motions produce a shift in the position of lines in their spectra .

同时指出，所用光源发射的谱线存在多普勒位移。

In the meantime , we must point out that there is Doppler displacement in the spectral lines emited by the light source .

由谱线的化学位移和强度归纳出不同链节结构的分布，同时阐明了端基结构。

The distribution of different chain elements and the end group structure were derived from the chemical shifts and the intensities of the fluorine resonance lines .

用SKD高分辨光谱仪测量系统测量了CⅢ、CⅡ、OⅡ及Hα等谱线辐射的多普勒位移，给出了HL－1M托卡马克等离子体旋转速度。

Plasma rotation velocity is measured with spectrum line Doppler shift obtained from the high resolution spectrometer on the HL 1M tokamak . The characteristic lines are C ⅰ, C ⅱ and H α .

利用两步激光激励，得到Al原子高激发态nf系列的谱线，观察到由于Stark效应引起的禁戒跃迁线的产生，谱线位移与谱线放宽，并给出初步的理论分析。

Using two-step laser excitation , we obtained the spectrum of highly excited nf series of Al . Stark effect induced forbidden transition lines , line shifts and line broadening are also observed . The theoretical analysis is presented .