此仪器适用于光谱定量分析、光谱分析研究和光谱教学。
The new instrument is appropriate for USES in spectrometric quantitative analysis and study, and for spectrography teaching.
传统的光谱定量分析,在定量结果得出之前需要利用国际标准样品实验得到定标曲线。
Traditional spectrum quantitative analysis needs to utilize the standard sample experiment to get the calibration curve before the quantitative result is done.
为了解决红外光谱定量分析中的特征提取和校正规模问题,提出了一种输入层自构造神经网络。
In order to solve the problems of feature extraction and calibration modeling in the area of quantitatively infrared spectral analysis, a structural adaptive neural network is proposed.
运用正交投影技术,结合目视背景光谱平滑性,对二元共混物中各组分进行红外光谱定量分析。
The orthogonal projection coupled with visual smoothness of the background spectrum was applied in the quantitative analysis of 2-component copolymer.
因此测量样品光谱的同时测量样品温度,结合温度修正模型可以有效的提高近红外光谱定量分析精度。
It suggested that the temperature of the samples should be measured and the temperature correctional model improved the analysis precision.
本文概括介绍了激光微区光谱定量分析激光晶体中掺杂元素浓度的研究成果,着重讨论了定量分析中的几个主要问题。
The achievement of Laser micro-probe spectrochemical analysis of doped element concentration in laser crystals is reviewed and several essential problems in its field are described.
对红外光谱定量分析中的标准添加法进行了误差分析,提出了一种新的数学处理方法,使标准添加法的误差大为降低,准确度得到提高。
The error in the standard addition method in infrared quantitative analysis was analyzed and a new method was used to decrease the error.
矿物油;三维荧光光谱;光纤传感;特征提取;特征分类;定量分析。
Mineral oil; Three-dimensional fluorescence spectra; Optical fiber sensing; Feature extraction; Tag sort; Quantitative analysis.
光谱分析仪的定量分析有许多种方法。
There are many methods in its quantitative spectral analyses.
实验表明近红外光谱检测可以用于纺织面料的定性和定量分析。
The research shows that near-infrared spectral detection can be used for the qualitative and quantitative analysis of textile.
不同光谱数据预处理方法和谱区范围,影响建立定量分析模型的质量。
Different spectral data preprocessing methods and spectral regions have influences on the performance of model established.
本试验应用傅立叶变换近红外光谱透射技术快速定量分析甘蔗蔗汁蔗糖分。
The sucrose content in sugarcane juice was rapidly determined by quantitative analysis of near infrared spectroscopy(NIRS) with transmission measurement.
对产物进行气相色谱、红外光谱、GC-MS定性定量分析,确认目的产物为环戊醇,经分离目的产物环戊醇含量大于99%。
By gas chromatography, infrared spectrum and GC - MS quantitative and qualitative analysis, cyclopentanol was con firmed as the purposive product and it was more than 99% in content after separation.
叙述了用原子发射光谱法快速定量分析合金结构钢和电工钢中氮。
The rapid quantitative analysis of nitrogen in alloy constructional steel and electrical engineering steel with optical emission spectrometry is described.
目的:使用红外光谱方法对尿路结石成分进行定性定量分析。
Objective: to study Chemical composition of urinary stones using the infrared spectroscopic method.
方法:用平面光栅摄谱仪拍摄未知样品之原子发射光谱图,并作定量分析。结果:测定营养品中微量元素的含量。
Methods:Use the Grating Spectrograph to take photograph of atomic emission spectrum of unknown sample and make quantitative analysis Results:Quantitative determination of trace elements in nutriment.
利用傅里叶变换红外(FTIR)光谱技术可以对气体组分的浓度进行连续的在线定量分析。
Fourier transform infrared spectroscopy (FTIR) can be used for the continuously on line quantitative determination of the concentrations of several gas components in smoke gas.
材料和方法:60例胆石标本进行体外CT扫描,以红外光谱仪定量分析所有结石的四种主要化学成分。
Materials and Methods: 60 gallstones were scaned by ct invitro and four main chemical compositions of every stone were analysed qualitatively by infrared spectrum.
介绍了用XRF(X射线荧光光谱法)测定锆英石质耐火材料中的锆含量的定量分析方法。
The quantitative analysis is described for the zirconium content by use of XRF(X-ray fluorescence method) zircon stone refractory in this paper.
元素定量分析及红外光谱分析表明:该物质是三十烷醇- 1。
Elemental quantitative analysis and IR spectral analysis show the substance to be 1-triacontanol.
与需要一组浓度不同的混合物光谱的目标转换因子分析法不同,本法仅用一份试样即可完成定性定量分析。
There is no need for the proposed method to acquire a set of sample mixtures with varied concentrations as for the case of target transformation factor analysis.
本文采用短波近红外漫反射光谱法对氨苄西林粉末药品中主要成分氨苄西林进行快速、无损非破坏快速定量分析。
A rapid and nondestructive method using short-wavelength near-infrared diffuse reflectance spectroscopy was presented to analysis the principal component (Ampicillin) of Ampicillin powder samples.
采用偏最小二乘法(PLS)等方法建立了食用调和油中花生油含量定量分析的近红外光谱定标模型。
Calibration models of quantitative analysis of the content of peanut oil in blended edible oil were built using partial-least-square (PLS) regression and other methods.
中红外光谱法因其具有高度的特征性和便于分析等突出优点被广泛应用于物质定性定量分析中。
Mid-infrared spectroscopy is used widely in qualitative and quantitative analysis because it can provide convenient analysis, perfect absorbance characteristics and so on.
目的:利用褶合光谱仪中杂质限量检测功能对药物中杂质进行定量分析。
Objective: To quantify drug impurity by the limitation detection of the convolution spectrum system.
高光谱分辨率遥感数据以其丰富的光谱信息使得其分析处理集中于光谱维上进行图像信息的展开和定量分析。
We study on the image information and quantitative analysis focusing on the spectral dimension because the hyperspectral data has the abundant spectral information.
介绍了代表性校正集样本的选择、统计学方法校正模型建立等近红外光谱的工作原理,以及利用近红外光谱进行材料鉴别和定性、 定量分析方法。
The main principle of near-infrared spectroscopy applied in the selection of representative polypropylene pellet samples and the establishment of statistical standardization model were introduced.
研究结果表明,原始光谱经均值中心化、一阶微分和正交信号校正预处理后,运用多元线性回归法所建葡萄糖和果糖定量分析模型最优。
The MLR mathematical model that established with orthogonal signal correction plus first derivative and mean centre preprocessed spectra shows the best result for glucose and fructose.
快速半定量分析由于分析简便、通用性强而具有广泛的实用价值,本文简介应用能量色散型x荧光光谱法(EDXFS)进行快速半定量分析的几种实用方法。
Rapid semiquantitative analysis has extensive applicable value by simplicity, rapidity and generality. In this paper, we present some means of this research by EDXFS spectrometer.
快速半定量分析由于分析简便、通用性强而具有广泛的实用价值,本文简介应用能量色散型x荧光光谱法(EDXFS)进行快速半定量分析的几种实用方法。
Rapid semiquantitative analysis has extensive applicable value by simplicity, rapidity and generality. In this paper, we present some means of this research by EDXFS spectrometer.
应用推荐