Contents
2019
Volume: 39 Issue 4
54 Article(s)

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Development and Application of Spatially Offset Raman Spectroscopy
ZHU Ting, LIU Yang, WU Jun, WANG En-liang, and XUE Feng
The traditional Raman spectroscopy can only detect the surface information of the sample, or can only through the transparent surface detect the inner information of the sample, and it has same problems to get information of multilayer opaque sample or opaque packaging sample, such as searching for hidden explosives, i
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol. 39, Issue 4, 997 (2019)
Advance in Agricultural Drought Monitoring Using Remote Sensing Data
YAO Yuan, CHEN Xi, and QIAN Jing
At present, frequent agricultural droughts not only seriously affect regional food security and ecological security, but also threaten social economic stability and sustainable development in the context of global warming. Using remote sensing technology to monitor agricultural drought is an important way to prevent th
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol. 39, Issue 4, 1005 (2019)
Synthesis and Luminescence Properties of Sr2-x-yAl2SiO7∶x%Sm3+, y%Li+ Phosphors
WANG Qing-ling, Dilare Halimulati, SHEN Yu-ling, HE Jiu-yang, and Aierken Sidike
At present, aluminosilicates have attracted extensive attention because of their stable chemical properties and easy availability of raw materials, which have become an effective substrate for luminescent materials. Among them, barium aluminosilicate (Sr2Al2SiO7) belongs to the tetragonal system and has a stable crysta
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol. 39, Issue 4, 1013 (2019)
The Influence of Deep Trap on the Efficiency Decrease in PhOLEDs Based on Double Dopants Strategy
WANG Hao, ZHAO Su-ling, XU Zheng, SONG Dan-dan, QIAO Bo, WANG Peng, ZHENG Wei-ye, and WEI Peng
In this paper, in order to study the effect of trapped carrierson the efficiency decrease in PhOLEDs based on double dopants strategy, threegroupsof devices, in whichthehostwas 4,4’-bis(N-carbazolyl)-1,1’-biphenyl (CBP) andtheguestswere tris(2-phenylpyridine) iridium(Ⅲ) (Ir(ppy)3), tris(1-phenylisoquinolinato-C2, N)iri
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol. 39, Issue 4, 1018 (2019)
The Research of the Instantaneous Spectral Performance Measurement for a Tunable Semiconductor Laser
AN Ying, and WANG Chun-lei
The instantaneous spectral characteristics of semiconductor lasers during the tuning process, such as the instantaneous wavelength, tuning rate, power, line shape, and linewidth, affect the accuracy of optical precision measurements and coherent optical communication systems that use tunable lasers as their light sourc
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol. 39, Issue 4, 1025 (2019)
Spectroscopic Studies on the Natural Leather and Artificial Leather in Terahertz Band
LONG Sha, ZHANG Hua, SONG Zhe-yu, YAN Shi-han, and CUI Hong-liang
A huge demand and supply gap existed in the market about leather identification. The nondestructive detection method of different kinds of leather, especially different kinds of natural leather, has important application value. The terahertz (THz) transmission spectra of different kinds of natural leather and artificia
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol. 39, Issue 4, 1030 (2019)
The Study on the Mechanism of Fluorine Transformation between Water and Rock (Soil) in Seawater Intrusion Areas Based on FTIR Spectrum
JIA Cui-ping, CHEN Qiao, WEI Jiu-chuan, WANG Hong-mei, SHI Long-qing, NING Fang-zhu, LIU Song-liang, YANG Meng-yuan, XUE Xin, DONG Fang-ying, JIA Zhi-wen, and JI Yu-han
Drinking-water fluorosis and seawater intrusion are common phenomena along coastal zones. The groundwater property variation evoked by seawater intrusion has the potential effect on fluorine transformation of rock (soil), but it lacks the direct simulation experiments, and the mechanism of fluorine transformation is st
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol. 39, Issue 4, 1036 (2019)
Model Transfer Method of Fresh Jujube Soluble Solids Detection Using Variables Optimization and Correction Algorithms
SUN Hai-xia, ZHANG Shu-juan, XUE Jian-xin, ZHAO Xu-ting, XING Shu-hai, CHEN Cai-hong, and LI Cheng-ji
The difficulty of sharing detection models built by different instruments is common in the quality inspection and classification of fruits. In the study, the “Huping” jujube was used as the research object, and the transfer method of the soluble solids content (SSC) detection model between instruments was explored usin
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol. 39, Issue 4, 1041 (2019)
A Variable Selection Method Based on Ensemble-SISPLS for Near Infrared Spectroscopy
LI Si-hai, and ZHAO Lei
Near-infrared spectroscopy has the characteristics of high-dimensional small sample, which means the number of variables is by far larger compared to that of samples. Variable selection is an effective method to improve the robustness and interpretability of quantitative analysis models of near-infrared spectroscopy. S
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol. 39, Issue 4, 1047 (2019)
Spectral Characteristics of Natural and Heated Blood-Red Ambers
XIAO Rui-hong, WANG Li-sheng, CHEN Wen-jun, and SHI Guang-hai
Blood-red amber is the kind of amber with red coloration, which is so popular in jewelry market. Natural blood-red amber is rare and expensive. Anyway, there is so much heat-treated blood-red amber emerges to make consumers confused. So it is an urgent task to distinguish heat-treated amber from the natural one. In thi
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol. 39, Issue 4, 1053 (2019)
Study on Soil Organic Matter Prediction Model Based on Moisture Correction Algorithm and Near Infrared Spectroscopy
HU Xiao-yan, CUI Xu, HAN Xiao-ping, ZHANG Zhi-yong, QIN Gang, and SONG Hai-yan
Soil organic matter (SOM) is a necessary nutrient for plant growth and an important parameter for Soil property detection. Rapid and efficient acquisition of soil organic matter information is of great importance to the development of fine agriculture. Near infrared spectrum technology, which has the advantages such as
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol. 39, Issue 4, 1059 (2019)
A Study on Remote Sensing Inversion of Soil Salt Content in Arid Area Based on Thermal Infrared Spectrum
XIA Jun, and ZHANG Fei
The soil salinization has faced a serious threat to the ecological environment in arid areas, and it is of great significance to quantitative inversion of the salt content of soil by remote sensing technology. In this paper, we gathered the farmland soil and salt crystal in Ebinur lake watershed, to prepare into soil s
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol. 39, Issue 4, 1063 (2019)
Influence of Spectral Characteristics on the Accuracy of Concentration Quantitatively Analysis by NIR
ZHAO Zhe, WANG Hui, WANG Hui-quan, HE Xin-wei, MIAO Jing-hong, and WANG Jin-hai
In order to solve the problem of measurement blindness caused by the lack of measurable analysis in the the near-infrared spectroscopy, we can roughly estimate the analytical error of the concentration of the tested substances using the spectral characteristics of near-infrared spectroscopy under the known conditions o
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol. 39, Issue 4, 1070 (2019)
An In-Situ Raman Spectroscopic Study of the Phase Transition of Anhydrite under High Pressures
XIONG Xin, and YUAN Xue-yin
Anhydriteis one of the most widely distributed sulfite on the earth. Inorder to investigate the phase transition pressure and transformation mechanism between anhydrite and high pressure anhydrite, and to constrain the p-T area where the anhydrite Raman pressure sensor is applicable, in this paper the phase transition
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol. 39, Issue 4, 1075 (2019)
Method and Application for Raman Spectra SNR Evaluation Based on Extreme Points Statistics
WANG Zi-ru, LIU Ming-hui, LIU En-kai, DONG Zuo-ren, CAI Sheng-wen, YIN Lei, and LIU Feng
In recent years, portable spectrometer technology has developed rapidly. Compared with the traditional spectrometer, CCD spectrometer in the spectral collection of the way there have been two changes: (1) The signal is superposed and integrated to generate the spectrum, and the traditional SNR estimation method cannot
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol. 39, Issue 4, 1080 (2019)
Optimization of a Near-Concentric Cavity Raman Spectroscopy System for Liquid Sample and Preliminary Results of CO2-3/HCO-3
SI Gan-shang, YANG De-wang, GUO Jin-jia, LIU Qing-sheng, YE Wang-quan, and ZHENG Rong-er
It is of great significance to study the carbon cycle in the ocean for environmental monitoring and resource detecting. In this field, one of the most important topics is to study carbonate. There is no direct detection method to monitor carbonate in seawater, and most traditional detection methods for carbonate are in
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol. 39, Issue 4, 1086 (2019)
Study on the Structural Properties and the Detection Performances of Thiacalix[4]arene-Based Micellar Self-Assembled Fluorescent Probe
LI Yuan-yi, WANG Bo, ZHANG Ying, HU Xiao-jun, ZHANG Zhi, and HU Xin-yan
Heavy metal pollution in water is widely concerned because it threatens the ecological environment and human health. The fluorescent probe has been a research focus in this field due to the rapid and efficient detection for heavy metals. Generally, the fluorescent probe structurally includes a receptor recognizing a de
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol. 39, Issue 4, 1092 (2019)
The Temperature, Turbidity and pH Impact Analysis of Water COD Detected by Fluorescence Spectroscopy
ZHOU Kun-peng, BAI Xu-fang, and BI Wei-hong
In this paper, the COD standard liquid is used as the research object, and the water COD is detected by the chemometrics algorithm based on the fluorescence emission spectrum data of specific excitation wavelength. During the detection process, the influences of temperature, turbidity and pH on the fluorescence spectru
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol. 39, Issue 4, 1097 (2019)
Study on Interaction between Resveratrol and Pepsin by Fluorescence Spectroscopy and Molecular Modeling
REN Guo-yan, SUN He, FAN Jin-ling, NIU Xiao-li, GUO Jin-ying, WU Ying, and CUI Guo-ting
Resveratrol (RES) is a non-flavonoid polyphenols found in many plants, such as Vitaceae and Liliaceae. It is a natural active substance with variety biological and pharmacological functions and widely used in food and pharmaceutical field. Studies have shown that polyphenols had an interaction with digestive enzymes (s
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol. 39, Issue 4, 1103 (2019)
Application of Structure-Matched Phthalocyanines Associate as a Red-Emitting Fluorescent Probe in the Determination of Heparin at Nano-Gram Level
ZHOU Tao, DU Guang-xin, ZHENG Xiao, ZHANG Yan, HUANG Ping, DENG Ya-bin, and LI Dong-hui
Heparin, a polyanionic bio-polysaccharide, has important clinical values. The development of simple, rapid and specific method for the detection of heparin has been being an attractive topic in the last decades. According to the principle of molecular association, a phthalocyanine-based ion-associate fluorescent probe
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol. 39, Issue 4, 1109 (2019)
Analysis of Lycopene in Different Solvents by Spectrophotometry
LI Zhen-xia, SHEN Huan-huan, GAO Miao-miao, QI Jiao, and LI Qing-yan
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol. 39, Issue 4, 1114 (2019)
A Sparse Constrained Graph Regularized Nonnegative Matrix Factorization Algorithm for Hyperspectral Unmixing
GAN Yu-quan, LIU Wei-hua, FENG Xiang-peng, YU Tao, HU Bing-liang, and WEN De-sheng
The space resolution of hyperspectral image is influenced due to the restriction of sensor platform, which results in more than one material in one pixel. Such kind of pixel is called mixed pixel. The existence of mixed pixels restricts accurate analysis and application of hyperspectral images. Hyperspectralunmixing te
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol. 39, Issue 4, 1118 (2019)
Application of Analytical Techniques of Spectroscopy on Cherts in Orogenic Belt and Its Geological Significances
CHEN Shuo, SU Zhi-hua, ZHOU Yong-zhang, YANG Zhi-jun, LI Hong-zhong, ZHOU Wei-li, and ZHANG Yan-long
The Devonian cherts profile was developed in Lvhe area, Xunyang basin of southern Qinling orogenic belt, and the microfabric features based on spectroscopy characteristics clearly recorded information of diagenesis and later stage evolution of the cherts. Cherts in Lvhe area, Xunyang basin of southern Qinling orogenic
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol. 39, Issue 4, 1128 (2019)
Spectral Analysis of Main Mineral Pigments in Thangka
CEN Yi, ZHANG Lin-shan, SUN Xue-jian, ZHANG Li-fu, LIN Hong-lei, ZHAO Heng-qian, and WANG Xue-rui
As a work of art, Thangka has both high historical value and artistic value. The identification and analysis of the mineral pigments of the Thangka are of great significance to the identification, repair, digital archiving and reproduction of the Thangka. This is the first systematic spectral analysis of five kinds of
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol. 39, Issue 4, 1136 (2019)
The Relationships between Uranium Polluted Leaf Reflectance Spectral Characteristics of Phytolacca acinosa Roxb. and Uranium Contents
ZHANG Yan, WANG Wei-hong, ZHANG Wen-jun, and LIU Lai
A pot cultivation experiment was carried out to investigate the relationship between uranium contents in leaves of Phytolacca acinosa Roxb. and original spectral datum and first derivative spectral datum with derivative technique, and to seek out the sensitive wavelengths and spectral characteristics of Phytolacca acin
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol. 39, Issue 4, 1143 (2019)
A Classification Method Based on the Visible Spectrum for Burned and Unburned Gangue Distinguishment
SONG Liang, LIU Shan-jun, MAO Ya-chun, WANG Dong, and YU Mo-li
A large number of coal mines are widely distributed over China. Bulk coal gangue deposits seriously affect the mining area environment, and some mishandling of coal gangue may cause spontaneous combustion and explosion, which poses a direct threat to mine safety. The comprehensive utilization of coal gangue can effecti
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol. 39, Issue 4, 1148 (2019)
Synthesis of Carbon Quantum Dots Based on Gelatin and Study on It’s Optical Property
WANG Xue-chuan, BAI Peng-xia, LUO Xiao-min, and LI Ji
In this article, the blue luminescent carbon quantum dots (CQDs) were prepared by hydrothermal method using pyrolysis of gelatin. The temperature, time of the prepared CQDs were optimized via single-factor experiments to select the optimal conditions for the preparation of CQDs. The results showed that fluorescence of
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol. 39, Issue 4, 1154 (2019)
Research on Spectral Reflectance Reconstruction Based on Genetic Algorithm for Selecting Multi-Illuminants
KONG Ling-jun, ZENG Xi, ZHANG Lei-hong, ZHAN Wen-jie, and ZENG Wen-chao
In order to solve the problem that the accuracy of the spectral reflectance reconstruction based on RGB three-channel values is not ideal, an optimized spectral reflectance reconstruction algorithm based on RGB three-channel information was proposed. Firstly we coded to generate individuals with multiple illuminants se
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol. 39, Issue 4, 1162 (2019)
Development and Test of On-Line Detection System for Meat Freshness Evaluation Based on Spectroscopy Technology
WANG Wen-xiu, PENG Yan-kun, SUN Hong-wei, WEI Wen-song, ZHENG Xiao-chun, and YANG Qing-hua
In order to realize real-time, on-line and non-destructive evaluation of main freshness attributes of raw meat, an on-line detection system based on dual-band visible/near-infrared reflectance spectroscopy(350~1100 and 1000~2500 nm) was established in this paper. The hardware which includes the light source unit, the s
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol. 39, Issue 4, 1169 (2019)
Research on Detection of Beef Freshness Parameters Based on Multi Spectral Diffuse Reflectance Method
WEI Wen-song, PENG Yan-kun, ZHENG Xiao-chun, and WANG Wen-xiu
In order to meet the development requirement of portable and low cost equipment in the field of non-destructive detection of fresh meat quality parameters, a new method based on multi spectral diffuse reflectance technology for fresh meat quality detection is proposed. Based on the diffusion approximation theory and co
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol. 39, Issue 4, 1177 (2019)
Rapid Identification and Enumeration of Common Pathogens in Yogurt Using Hyperspectral Imaging
SHI Ji-yong, WU Sheng-bin, ZOU Xiao-bo, ZHAO Hao, HU Xue-tao, and ZHANG Fang
Yogurt is a kind of fermented dairy beverage, and it is celebrated for its special functionality and good taste. However, due to the improper operation of the commercial chain, such as the illegal acquisition of milk sources and so on, the pathogenic bacteria in yogurt are widespread, resulting in frequent occurrence o
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol. 39, Issue 4, 1186 (2019)
Comparison between the Effects of Visible Light and Multispectral Sensor Based on Low-Altitude Remote Sensing Platform in the Evaluation of Rice Sheath Blight
ZHAO Xiao-yang, ZHANG Jian, ZHANG Dong-yan, ZHOU Xin-gen, LIU Xiao-hui, and XIE Jing
Efficient and non-destructive assessment of crop disease grade is of great significance to the practical agricultural production and research. In this study, the feasibility of low-altitude UAV (Unmanned Aerial Vehicle) remote sensing platform for the disease grade assessment of rice Sheath Blight (ShB) was discussed.
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol. 39, Issue 4, 1192 (2019)
Estimation Method of Wheat Leaf Area Index Based on Hyperspectral Under Late Sowing Conditions
SUN Hua-lin, GENG Shi-ying, WANG Xiao-yan, and XIONG Qin-xue
In this study, hyperspectral remote sensing technology was used to measure the changes of leaf and canopy characteristics with leaf area index (LAI) of wheat leaves under late sowing conditions, and the LAI estimation method suitable for late sowing wheat was established. The results show that: (1) Correlation analysis
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol. 39, Issue 4, 1199 (2019)
Analysis of Two Stage Effluent from Sewage Treatment Plant by 3D-EEMs and PARAFAC
L Jing-jing, DOU Yan-yan, GONG Wei-jin, DUAN Xue-jun, ZHANG Lie-yu, XI Bei-dou, YU Shui-li, and HOU Li-an
The vertical distribution characteristics of nitrogen, phosphorus and DOM in secondary effluent of soil infiltration WWTP were studied by 3D-EEMs and PARAFAC. The experiment was carried out on a pilot-scale soil infiltration system with a sampling port at 30 cm intervals from top to bottom. The collected samples were i
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol. 39, Issue 4, 1207 (2019)
Hyperspectral Inversion of Heavy Metal Content in Soils Reconstituted by Mining Wasteland
SHEN Qiang, ZHANG Shi-wen, GE Chang, LIU Hui-lin, ZHOU Yan, CHEN Yuan-peng, HU Qing-qing, YE Hui-chun, and HUANG Yuan-fang
Mineral resources play an important role in the development of industry and national economy. However, with the expansion of mining scale, more and more abandoned mining land is formed due to resource depletion and poor management. Due to the prolonged mining impact, a large amount of heavy metal elements are present i
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol. 39, Issue 4, 1214 (2019)
Study on Prediction of Soil Organic Matter Based on Digital Image Color Extraction
WU Cai-wu, YANG Hao, XIA Jian-xin, CHANG Jia-ning, YANG Yue, ZHANG Yue-cong, and CHENG Fu-wei
As an important criterion for determining soil quality, the rapid determination of soil organic matter (SOM) can provide basic data support for the implementation of precision agriculture. Traditional determination method of SOM, through field sampling and laboratory chemical analysis, not only time-consuming and labor
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol. 39, Issue 4, 1222 (2019)
A Study of Soil Salinity Inversion Based on Multispectral Remote Sensing Index in Ebinur Lake Wetland Nature Reserve
ZHOU Xiao-hong, ZHANG Fei, ZHANG Hai-wei, ZHANG Xian-long, and YUAN Jie
Soil salinity is an important factor for measuring soil quality, and it is also a basic condition for the growth of crops. Therefore, it is urgent to find a method that can understand soil salt content quickly. This paper is based on the Landsat8 OLI multispectral remote sensing image for the Ebinur Lake Wetland Nature
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol. 39, Issue 4, 1229 (2019)
Electrical and OES Characters of Nanosecond Pulsed Array Wire-to-Wire SDBD Plasma in Atmospheric Air
ZHAO Zi-lu, YANG De-zheng, WANG Wen-chun, ZHOU Xiong-feng, and YUAN Hao
In this paper, an array wire-to-wire surface dielectric barrier discharge is reported, and discharge plasma with a relative large area is excited by a high-voltage nanosecond pulse power in atmospheric air. The high-voltage and ground electrodes are made of cylindrical metal, and the discharge structure is composed of
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol. 39, Issue 4, 1236 (2019)
Characteristics Study and Parameters Diagnosis by Spectral Analysis of Low Pressure Argon Inductively Coupled Plasma
SONG Zhi-jie, XU Hao-jun, WEI Xiao-long, CHEN Zeng-hui, SONG Fei-long, and ZHANG Wen-yuan
The inductively coupled plasma (ICP) has more advantages over other plasma sources in radar stealth, including simple antenna structure, a wide pressure range, large area and high electron density. Compared with the open-type plasma, closed-type plasma is more compatible with the flying environment of aircraft, where t
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol. 39, Issue 4, 1242 (2019)
The Effect of Sample Temperature on Characteristic Parameters of the Nanosecond Laser-Induced Cu Plasma
WANG Li, FU Yuan-xia, XU Li, GONG Hao, and RONG Chang-chun
To investigate the influence of sample temperature on the characteristic parameters of laser-induced Cu plasma, brass was used as the study object. A Nd: YAG nanosecond pulsed laser with 532 nm wavelength was adopted under optimized experimental conditions to excite and to induce the breakdown of massive brass under di
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol. 39, Issue 4, 1247 (2019)
Application of Soluuion Cathode Glow Discharge-Atomic Emission Spectrometry in Determination of Lithium in Serum
LIU Feng-kui, ZU Wen-chuan, ZHOU Xiao-ping, LIU Cong, LIU Pan-xi, and WANG Yu
The lithium in serum of the patients should be monitored to achieve the regular medical effect and prevent from lithium poisoning when the medicine containing lithium is adopted to treat the manic depression. At present, flame atomic absorption spectrometry and electrochemical methods are commonly used in lithium deter
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol. 39, Issue 4, 1252 (2019)
Quantification of Trace Impurities in Graphite by Glow Discharge Mass Spectrometry
WANG Zi-ren, WANG Chang-hua, HU Fang-fei, and LI Ji-dong
Graphite material is an ideal inorganic non-metallic material with high chemical stability, good conductivity, and good wear resistance. As graphite is a refractory substance, it is difficult to test the trace element contents by using common chemical methods or conventional instrumental analyses. Common problems in th
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol. 39, Issue 4, 1256 (2019)
Determination of 21 Inorganic Elements in Urine Samples by ICP-MS Using KED System
LIU Liu, LIU Zhe, YANG Yi-bing, WANG Qin, and XU Dong-qun
The content of elements in blood and urine samples can effectively reflect the internal exposed information by different pathways. Currently, there are many methods for pretreat method, such as digestion and direct dilution. But these methods have their own weak points. In order to obtain the contents of multi-elements
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol. 39, Issue 4, 1262 (2019)
Investigation on Experimental Conditions and Quantitative Analysis for Fe and Si Elements in General Aluminum by Laser Induced Breakdown
LU Hui, HU Xiao-jun, CAO Bin, SUN Lan-xiang, CONG Zhi-bo, and DONG Wei
In order to promote the application of LIBS technology in electrolytic aluminum industry, give full play to its advantages of rapidness, no preparation and multi-element simultaneous detection. The contents of Fe and Si elements in general aluminium procuced from electrolysis process were detected by means of laser ind
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol. 39, Issue 4, 1267 (2019)
The Characterization Study on Quantity of Filled Glass Material in Ruby
XIANG Zi-han, YIN Zuo-wei, and ZHENG Xiao-hua
In this paper, the lead glass filled ruby is the main study object and the characteristics of filling amount were studied. Its conventional gemological parameters were tested, including refractive index, polarization, ultraviolet fluorescence, visible spectrum, etc. At the same time, the characteristics of the filling
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol. 39, Issue 4, 1274 (2019)
Study on Manufacturing Technique for Glazed Tiles Bodies from Mingzhongdu Site, Fengyang
YANG Gui-mei, YANG Yu-zhang, YAO Zheng-quan, ZHANG Mao-lin, WANG Zhi, and ZHANG Ju-zhong
In order to explore the manufacturing technique level and characteristic for glazed tiles in early Ming dynasty, Energy Disperse X-Ray Fluorescence(EDXRF) was used to the determination of chemical composition of 69 pieces glazed tiles bodies from Mingzhongdu Site in Fengyang(FMZD), and Minggugong Site in Nanjing(NMGG),
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol. 39, Issue 4, 1280 (2019)
Occurrence of the Impurities in Phosphorus Rock and the Research of Acidolysis Process
LI Xu, ZHU Gan-yu, GONG Xiao-kang, LI Shao-peng, XU Wei, and LI Hui-quan
In the process of wet-process phosphoric acid, the impurities in the mineral have great effects on the crystallization of calcium sulfate and restrict the utilization of phosphogypsum. Choosing the typical low-grade phosphorus rock in Hubei province of China as the material, the types and contents of main impurities in
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol. 39, Issue 4, 1288 (2019)
The Genesis and Geological Implications for Oceanic Redbeds of the South China Sea in U1434 of IODP Expedition 349——the Constraint from
JIANG Lian-ting, SUN Jie, HU Li-tian, ZHAN Wen-huan, TANG Qin-qin, and LI Jian
We presented a new finding that the occurrences of oceanic redbeds in the South China Sea (SCS) first discovered from Expedition 349 are similar to those in Sulu Sea and Celebes Sea from Expedition 124, as well as to the continental redbeds in Sanshui Basin of China, all directly covering massive magmatic rocks with si
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol. 39, Issue 4, 1294 (2019)
Spectral Analysis of Sky Light Based on Trajectory Clustering
CAI Jiang-hui, YANG Yu-qing, YANG Hai-feng, LUO A-li, KONG Xiao, and ZHANG Ji-fu
Skylight background subtraction is an important part of LAMOST 1D spectral data processing, and constructing ideal super sky spectral models is of great significance since it may directly affect the quality of the spectral products. Generally, the super sky spectral models are composed of the spectra from sky fibres si
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol. 39, Issue 4, 1301 (2019)
Stellar Spectra Classification by Support Vector Machine with Spectral Distribution Properties
LIU Zhong-bao, QIN Zhen-tao, LUO Xue-gang, ZHOU Fang-xiao, and ZHANG Jing
Stellar spectra classification is one of hot spots in astronomy. With hundreds and thousands of spectra obtained by researchers, it is a big challenge to process them manually. It’s urgent to apply the automatic technologies, especially the data mining algorithms, to classify the stellar spectra. Neural networks, self
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol. 39, Issue 4, 1307 (2019)
Automatic Classification Method of Star Spectra Data Based on Convolutional Neural Network
SHI Chao-jun, QIU Bo, ZHOU Ya-tong, and DUAN Fu-qing
Star spectral automatic classification is the basis for the study of Star Spectral analysis. The fast and accurate automatic identification and classification of the star spectra can improve the search for the speed of the special celestial bodies, which is of great significance to the study of astronomy. At present, L
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol. 39, Issue 4, 1312 (2019)
Retrieval of Atmospheric H2O Column Concentration Based on Mid-Infrared Inter-Band Cascade Laser Heterodyne Radiometer
ZHANG Shang-lu, HUANG Yin-bo, LU Xing-ji, CAO Zhen-song, DAI Cong-ming, LIU Qiang, GAO Xiao-ming, RAO Rui-zhong, and WANG Ying-jian
Water vapor is an important component of the atmosphere. It is also an important factor to balance the radiation budget of the atmosphere system, which has an important influence on weather and climate change. The commonly used equipment for measuring the concentration of water vapor column, such as Radiosonde, Lidar,
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol. 39, Issue 4, 1317 (2019)
Comparison of Near-Infrared Spectrum Pretreatment Methods for Jujube Leaf Moisture Content Detection in the Sand and Dust area of Southern Xinjiang
BAI Tie-cheng, WANG Tao, CHEN You-qi, and MERCATORIS Benot
Precision irrigation for jujube crop in southern Xinjiang, China, is underlying to optimize the water use in such a drought-affected region. Water stress can be remotely assessed by evaluating the leaf moisture content using spectroscopy. These measurements are however affected by the presence of coarse sand and dust o
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol. 39, Issue 4, 1323 (2019)
[in Chinese]
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol. 39, Issue 4, 1 (2019)