Contents
2015
Volume: 35 Issue 4
59 Article(s)

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[in Chinese]
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.35 Issue, 4 1 (2015)
Study on Characteristics of Terahertz Spectra of Organic Functional Groups
Chun-qian MA, Xiang-dong XU, Rui-jiao ZOU, Yi-ke LIU, Qiong HE, Ya-dong JIANG, Rui HUANG, Yue-jiang WEN, and Zi-qiang SUN
Fourier transform infrared (FTIR) was exploited to measure terahertz (THz) spectra in the wave number range of 30~300 cm-1 for saturated straight chain organic molecules at room temperature.The results reveal that different organic functional groups exhibit different THz spectral characteristics.The absorption peaks of
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.35 Issue, 4 870 (2015)
Construction and Characterization of B850-Only LH2 Energy Transfer System in Purple Bacteria
Kai LI, Chun-gui ZHAO, Hui-ying YUE, Su-ping YANG, Yin-bo QU, and Nian-zhi JIAO
To seek microscopic molecular mechanism of energy transfer and complex reconstitution in the photosynthesis,the conditions for construction of B850-only peripheral light-harvesting complex (LH2) and their properties were investigated using absorption,fluorescence spectroscopy,molecular sieve chromatography,ultrafiltrat
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.35 Issue, 4 875 (2015)
A Detection Technique for Gas Concentration Based on the Spectral Line Shape Function
Mo ZHOU, Bing-chu YANG, and Shao-hua TAO
The methods that can rapidly and precisely measure concentrations of various gases have extensive applications in the fields such as air quality analysis,environmental pollution detection,and so on.The gas detection method based on the tunable laser absorption spectroscopy is considered a promising technique.For the in
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.35 Issue, 4 881 (2015)
Purification of PTCDA by Vacuum Sublimation and Spectral Test and Analysis
Xu ZHANG, Jie ZHANG, Zhao-wen YAN, Xing-yu ZHOU, and Fu-jia ZHANG
The organic semiconductor 3,4,9,10 perylenetetracarboxylic dianhydride (PTCDA) with the purity of 97.5% was purified by sublimation to 99.9%.The high-purity PTCDA material was measured by mass spectra,infrared spectrum and X-ray photoelectron spectroscopy (XPS).Detailed analysis revealed its molecular structure,the for
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.35 Issue, 4 885 (2015)
Synthesis and Luminescence Properties of BiOCl:Dy3+ Phosphors for NUV Excited White Light-Emitting Diodes
Qing-liang KUANG, Yong-jin LI, Jian-bei QIU, Zhao-yi YIN, Zheng-wen YANG, Zhi-guo SONG, Rong-hua WAN, Qun LIU, and Yu-ting ZHOU
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.35 Issue, 4 889 (2015)
Spectrum Research on Rheology of High Rank Coal
Li-ye YU, Yi-wen JU, and Xiao-shi LI
Aiming to discuss the change characteristic of macromolecular structures of high rank coal in different rheological conditions,the high rank undeformed coal from southern Qinshui basin and the coal after variable temperature and variable pressure rheology experiments were investigated and analyzed in detail through Fou
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.35 Issue, 4 899 (2015)
The Significance of Analysis of Soil from the Surface of Hetao Plain,Inner Mongolia with Near Infrared Spectra
Yuan-yuan XIA, Jian-jin CAO, Zheng-quan WU, Xue-ling YUAN, and Zu-xu LIN
The technology of near infrared spectrum,marked by its convenience and effectiveness,which has been applied extensively in lithological analysis,is suitable for component analysis of regional geology,due to its superiority in analyzing numerous samples in a relatively short time.Since different mineral molecule peaks w
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.35 Issue, 4 905 (2015)
Application of Fourier Transform Infrared Spectra (FTIR) Fingerprint in the Quality Control of Mineral Chinese Medicine Limonitum
Sheng-jin LIU, Huan YANG, De-kang WU, Chun-xiang XU, Rui-chao LIN, Jin-gai TIAN, and Fang FANG
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.35 Issue, 4 909 (2015)
Multidimensional Scaling Linear Regression Applied to FTIR Spectral Quantitative Analysis of Clinical Parameters of Human Blood Serum
Hua-zhou CHEN, Qi-qing SONG, Kai SHI, and Zhen JIA
In the present paper it was proposed to establish multidimensional scaling linear regression (MDS-MLR) models by combining multidimensional scaling (MDS) with multiple linear regression (MLR),in which MDS owns the ability of dimensionality reduction on spectral variables.Thus the informative spectral wavelengths can be
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.35 Issue, 4 914 (2015)
Quantitative Approach to Melamine Detection in Egg White with Surface-Enhanced Raman Spectroscopy
Qiao-hua WANG, Ya-li LIU, Mei-hu MA, and Hong WANG
Due to the harmfulness of melamine to human,the quantitative detection of melamine in egg is very necessary.In the present study,the surface enhanced Raman spectra technology combined with chemometric analysis method was used to conduct melamine quantitative detection in egg white.Firstly,the melamine egg sample could
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.35 Issue, 4 919 (2015)
Raman Spectroscopic Study on the Determination of SO2-4 Concentration in Aqueous Solution under High Temperature and Pressure
Feng TIAN, Hai-fei ZHENG, and Qiang SUN
In the present work,the Raman spectra of SO2-4 ions in aqueous solutions were studied.The quantitative analysis shows that there is a significant correlation between the Raman intensity ratio(R) and the SO2-4 concentration.The SO2-4 concentration in aqueous solution at ambient temperature and pressure can be determined
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.35 Issue, 4 924 (2015)
Characterizing Structural Composition of Dissolved and Particulate Organic Matter from Sediment Pore Water in a Urban River Using Excitation-Emission Matrix Fluorescence with Self-Organizing Map
Hui-bin YU, Yong-hui SONG, Nan YANG, Er-deng DU, Jian-feng PENG, and Er-quan ZHI
Excitation-emission matrix (EEM) fluorescence with self-organizing map was applied to characterize structural composition and spatial distribution of dissolved (DOM) and particulate (POM) organic matter from sediment pore water in a typical urban river.Ten sediment pore water samples were collected from the mainstream
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.35 Issue, 4 934 (2015)
Analysis of Samples from Wastewater Treatment Plant and Receiving Waters Using EEM Fluorescence Spectroscopy
Wei-hua LI, Yi-xin LIU, Wei WANG, Guo-ping SHENG, Han-qing YU, and Lei SHUAI
The samples from several treatment units in wastewater treatment plant (WWTP) and different sample sites of receiving waters were characterized using excitation-emission matrix (EEM) fluorescence spectroscopy.After analyzed by parallel factor analysis (PARAFAC) method,the EEM fluorescence spectra of the principal compo
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.35 Issue, 4 940 (2015)
Excitation-Emission Matrix Fluorescence Spectra Characteristics of DOM in Integrated Verical Flow Constructed Wetland for Treating Eutrophic Water
Shu-juan LI, Li-yun GE, and Huan-huan DENG
Three-dimensional fluorescence parameters can reflect classification,properties and content change of pollutants in wastewater treatment.In the present paper,by using three-dimensional fluorescence characteristic analysis,comparative analysis of conventional organic pollutants such as COD,TN and TP,and three dimensiona
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.35 Issue, 4 946 (2015)
Fluorescence Resonance Energy Transfer Detection of Cobalt Ions by Silver Triangular Nanoplates and Rhodamine 6G
Xiu-qing ZHANG, Jun PENG, Jian LING, Chao-juan LIU, Qiu-e CAO, and Zhong-tao DING
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.35 Issue, 4 951 (2015)
Study on Therapeutic Effects of Ermiao Pill and Ermiao Pill Categorized Formula in Hyperuricemic Rats Using Spectroscopic Methods
Wei-jia CHEN, Yi WU, Chen XU, Shu LIU, Wen-zhe WANG, Feng-rui SONG, Zhong-ying LIU, and Zhi-qiang LIU
A stable mouse model of hyperuricemia was established by intraperitoneal injection of xanthine and oxonate,comparing the water extracts (containing crude drug 360 mg·mL-1) of Ermiao pill categorized formula (The ratio of atractylodes lancea to cortex phellodendri was 1:1,1:2 and 2:1,respectively) and Ermiao pill (
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.35 Issue, 4 956 (2015)
Using UV-Vis Absorbance for Characterization of Maturity in Composting Process with Different Materials
Yue ZHAO, Yu-quan WEI, Yang LI, Bei-dou XI, Zi-min WEI, Xing-lei WANG, Zhi-nan ZHAO, and Jei DING
The present study was conducted to assess the degree of humification in DOM during composting using different raw materials,and their effect on maturity of compost based on UV-Vis spectra measurements and chemometrics method.The raw materials of composting studied included chicken manure,pig manure,kitchen waste,lawn w
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.35 Issue, 4 961 (2015)
Research on Accuracy and Stability of Inversing Vegetation Chlorophyll Content by Spectral Index Method
Hai-ling JIANG, Hang YANG, Xiao-ping CHEN, Shu-dong WANG, Xue-ke LI, Kai LIU, and Yi CEN
Spectral index method was widely applied to the inversion of crop chlorophyll content.In the present study,PSR3500 spectrometer and SPAD-502 chlorophyll fluorometer were used to acquire the spectrum and relative chlorophyll content (SPAD value) of winter wheat leaves on May 2nd 2013 when it was at the jointing stage of
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.35 Issue, 4 975 (2015)
Impact of Vegetation Structure on Drought Indices Based on MODIS Spectrum
Ling-tong DU, Qing-jiu TIAN, and Lei WANG
The drought indices based on MODIS spectral reflectance data are widely used for drought characterization and monitoring in agricultural context.Based on the PROSAIL model and MODIS observational data in Shandong in 2010,the present paper studied the impact of vegetation structure of leaf area index and physiological g
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.35 Issue, 4 982 (2015)
Study on the Reliability Assessment Method of Heavy Vehicle Gearbox Based on Spectrometric Analysis
Ke BAO, Zhong ZHANG, Yuan-fu CAO, and Yi-jie CHEN
Spectrometric oil analysis is of great importance for wear condition monitoring of gearbox.In this context,the contents of main elements compositions in the bench test of heavy vehicle gearbox are obtained by atomic emission spectrometric oil analysis first.Then correlation analysis of the test data and wearing mechani
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.35 Issue, 4 987 (2015)
Multi-Target Recognition of Internal and External Defects of Potato by Semi-Transmission Hyperspectral Imaging and Manifold Learning Algorithm
Tao HUANG, Xiao-yu LI, Rui JIN, Jing KU, Sen-miao XU, Meng-ling XU, Zhen-zhong WU, and De-guo KONG
The present paper put forward a non-destructive detection method which combines semi-transmission hyperspectral imaging technology with manifold learning dimension reduction algorithm and least squares support vector machine (LSSVM) to recognize internal and external defects in potatoes simultaneously.Three hundred fif
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.35 Issue, 4 992 (2015)
Detection of Carbon Dioxide Concentration in Soil Profile Based on Nondispersive Infrared Spectroscopy Technique
Zhi-hua TU, Yang ZHAO, Li-wen ZHENG, Guo-dong JIA, Li-hua CHEN, and Xin-xiao YU
In order to explore the variation of CO2 concentration and soil respiration in soil profile,the nondispersive infrared (NDIR) spectroscopy technique was applied to continually estimate the soil CO2 concentration in different soil layers (the humus horizon,A-,B-,C-horizon) in situ.The main instrument used in this experi
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.35 Issue, 4 997 (2015)
Biosorption of Radionuclide Uranium by Deinococcus Radiodurans
Jie Yang, Faqin Dong, Qunwei Dai, Mingxue Liu, Xiaoqin Nie, Dong Zhang, Jialin Ma, and Xian Zhou
As a biological adsorbent,Living deinococcus radiodurans was used for removing radionuclide uranium in the aqueous solution.The effect factors on biosorption of radionuclide uranium were researched in the present paper,including solution pH values and initial uranium concentration.Meanwhile,the biosorption mechanism wa
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.35 Issue, 4 1010 (2015)
Retrieving Chromophoric Dissolved Organic Matter in Guanting Reservoir Based on in-situ Measured Reflectance Data
Ya-ming ZHOU, Jun-sheng LI, Qian SHEN, and Fang-fang ZHANG
In the present paper,Guanting Reservoir located in Zhangjiakou City,Hebei province and Yanqing District,Beijing,was selected as the study area,and Chromophoric dissolved organic matter (CDOM) content (represented by the CDOM absorption coefficient at 440 nm,aCDOM(440)) was inverted through semi-analytical method and em
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.35 Issue, 4 1015 (2015)
Determination of Soluble Solid Content in Strawberry Using Hyperspectral Imaging Combined with Feature Extraction Methods
Xi-bin DING, Chu ZHANG, Fei LIU, Xing-lin SONG, Wen-wen KONG, and Yong HE
Hyperspectral imaging combined with feature extraction methods were applied to determine soluble sugar content (SSC) in mature and scatheless strawberry.Hyperspectral images of 154 strawberries covering the spectral range of 874~1 734 nm were captured and the spectral data were extracted from the hyperspectral images,a
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.35 Issue, 4 1020 (2015)
Research on Oil Sands Spectral Characteristics and Oil Content by Remote Sensing Estimation
Jin-feng YOU, Li-xin XING, Jun PAN, Xuan-long SHAN, Li-heng LIANG, and Rui-xue FAN
Visible and near infrared spectroscopy is a proven technology to be widely used in identification and exploration of hydrocarbon energy sources with high spectral resolution for detail diagnostic absorption characteristics of hydrocarbon groups.The most prominent regions for hydrocarbon absorption bands are 1 740~1 780
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.35 Issue, 4 1025 (2015)
Research Progress in Analytical Technology for Heavy Metals in Atmospheric Particles
Yu-jie WANG, Zhen-quan TU, Li ZHOU, Yong-jie CHI, and Qin LUO
Atmospheric particles have become the primary atmospheric pollutions,of which the heavy metals,owing to non-degradability and hysteresis,a serious threat to human life and natural environment,have become a hot research issue currently.The analytical methods of heavy metals in atmospheric particles are summarized in the
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.35 Issue, 4 1030 (2015)
Influence of Flame Emission Spectroscopy on K measurement Using Laser Induced Breakdown Spectroscopy
Zhi-hao ZHANG, Qiang SONG, T.Alwahabi Zeyad, and Qiang YAO
During the combustion of coal or biomass,the inherent alkali metals in the fuel will be released to the gas phase.The released alkali species condensed during the cooling of the flue gas,which may subsequently cause problems with ash deposition and corrosion in thermal fuel conversion systems.Laser Induced Breakdown Sp
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.35 Issue, 4 1033 (2015)
Study on Content Determination of Lead and Arsenic in Four Traditional Tibetan Medicine Prescription Preparations by Wet Digestion Flow Injection-Hydride Generation-Atomic Absorption Spectrometry
Zhi-yuan ZHENG, Yu-zhi DU, Ming ZHANG, Ming-jie YU, Cen LI, Hong-xia YANG, Jing ZHAO, Zheng-hua XIA, and Li-xin WEI
Four common traditional tibetan medicine prescription preparations “Anzhijinghuasan,Dangzuo,Renqingchangjue and Rannasangpei” in tibetan areas were selected as study objects in the present study.The purpose was to try to establish a kind of wet digestion and flow injection-hydride generation-atomic absorption spectrome
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.35 Issue, 4 1037 (2015)
Determination of Arsenic in Food Package Aluminum by Ultrasound Assisted Solid Phase Extraction/ICP-AES
Wen-xia QIN, Qi GONG, Min LI, Li-xin DENG, Li-shu MO, and Yan-lin LI
Determination of arsenic in pure aluminum by inductively coupled plasma atomic emission spectrometry was interfered by aluminum matrix.The experiment showed that when the mass concentration of Al was greater than or equal to 5 000 times the As in the test solution,the measurement error was greater than 5%.In order to e
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.35 Issue, 4 1043 (2015)
Determination of Trace Germanium in Plant Samples by Dry Ashing-Atomic Fluorescence Spectrometry
Hai-jie CHEN, Zhao-shui YU, Jin-feng BAI, Qing-xia LI, Ya-xuan LIU, Wei BO, and Qin ZHANG
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.35 Issue, 4 1048 (2015)
Determination of Mineral Elements in Choerospondias Axillaris and Its Extractives by ICP-AES
Yu-xin ZHAI, Jun CHEN, Ti LI, Ji-yan LIU, Xie-yi WANG, Chao CHENG, and Cheng-mei LIU
Nine elements in Choerospondias axillaris flesh,peels,aqueous extractives and gastric digesta were determined by the inductively coupled plasma atomic emission spectrometry (ICP-AES) in the present study.The results showed that the contents of Fe,Ca,Zn,Mn,Al,Mg,Cu,K and P in the flesh were 27.37,269.88,1.51,2.45,1.95,1
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.35 Issue, 4 1052 (2015)
Identification of Chinese Traditional Medicine Cistanches Herba from Different Places by HPLC-ESI-MS and FTIR Methods
Ye ZHOU, Wei LI, Li-feng HAN, Xin-bo SONG, Pei-fu LI, Rui WANG, and Bo-li ZHANG
Five samples of Cistanches Herba from different places were analyzed by HPLC-ESI-MS and FTIR methods.The effective compositions in Cistanches Herba including cistanoside A,echinacoside,acteoside ,isoacteoside,2’-actylacteoside,cistanoside C and tubluoside B were determined by HPLC-MS.The common peak ratio and variant p
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.35 Issue, 4 1056 (2015)
Study on Speciation Analysis and Ecological Risk Assessment of Heavy Metals in Surface Sediments in Gansu,Ningxia and Inner Mongolia Sections of the Yellow River in Wet Season with HR-ICP-MS
Xiao-ling MA, Jing-jun LIU, Hang ZUO, Fang HUANG, and Ying LIU
In order to continuously study the contents,pollution condition and potential ecological risk of heavy metals in surface sediments in Gansu,Ningxia and Inner Mongolia sections of the Yellow River in wet seasons in different years,the speciation analysis of 9 kinds of heavy metals including Cd,Pb,Cr,Ni,Cu,V,Co,Zn and Mn
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.35 Issue, 4 1062 (2015)
Research on Test Method of Metallic Element Contained in Tea Based on EDXRF Technique
Xu-lei QIN, Ye LI, Zhong-hua SONG, Guo-zheng WANG, Shen LI, Gao-feng SHAN, and Qing-duo DUANMU
As it has been certified by experimental testing that when using the energy-dispersive X-ray fluorescence (EDXRF) method to analyze the metallic elements contained in the tea the energy segment of effective X-ray fluorescence photons is located between 3 and 16 keV.Accordingly the spectral correction element is targete
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.35 Issue, 4 1068 (2015)
Chemical Components,Mercury Coordination Structure and Micro-Morphology of Tibetan Medicine Zuotai
Cen LI, Zhan-dui , Leng-ben-cai-rang , Sang-lao , Suo-lang , Duo-jie-la-dan , Duo-ji , Yu-zhi DU, Lin-shuai LI, Ming ZHANG, Hong-xia YANG, Hong-tao BI, and Li-xin WEI
In order to reveal the chemical substance basis of pharmacodynamic effects of Zuotai,energy dispersive spectrometry of X-ray (EDX),X-ray fluorescence spectroscopy (XRF),synchrotron radiation X-ray absorption fine structure (SR-XAFS),X-ray diffraction (XRD),scanning electron microscope (SEM) and atomic force microscope
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.35 Issue, 4 1072 (2015)
Preparation and Performance of Ultrafast γ-CuI Scintillation Conversion Screen
Ming XIA, Mu GU, Xiao-lin LIU, Bo LIU, Shi-ming HUANG, and Chen NI
Micro-columnar structured γ-CuI scintillation conversion screen with columnar diameter in the micrometer and thickness about 17 μm were prepared by thermal evaporation method on quartz substrates with different temperatures.X-ray excited luminescence spectra of the screens show two peaks located at 430 nm and near 700
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.35 Issue, 4 1079 (2015)
The Influence of Oxygen Incorporation on the Microstructure and Band Gap Properties of the nc-Si Films
Zhao-yi JIANG, Wei YU, Jian-ping LIU, Hai-xu LIU, Chen-chen YIN, and Wen-ge DING
The authors prepared nc-SiOx:H thin films using plasma enhanced chemical vapor deposition methods (PECVD) and investigated the influence of oxygen incorporation on the microstructure and band gap properties of the films.The results indicated that with the increase in oxygen mixing ratio (CO2/SiH4),the grain size of the
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.35 Issue, 4 1084 (2015)
Study on the Interface Characteristics of Cemented Carbide after Stripping Ti Department Coatings
Qiang YAN, Zheng LIANG, Hui-jin SONG, Tao WU, and Jun WU
TiAlN Coatings were stripped by chemical method,which were deposited on YW2 Alloy by arc ion plating.The surface morphology and composition of the cemented carbide after stripping TiAlN coatings by chemistry method were analyzed.It was found that TiAlN coatings on the cemented carbide substrates could be removed by bei
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.35 Issue, 4 1089 (2015)
Effect of Heat Treatment Temperature on the Spectral Properties of Cu-Ni Coating
Xiao-zhen LIU, Qin-wei SHEN, Xiao-zhou LIU, Jie CHEN, Liang-wei ZHU, and Jie QI
Cu-Ni coatings were prepared on the surface of nickel by electrodeposition method,and Cu-Ni coatings were heat-treated in 25 ~ 900 ℃.Heat-treated Cu-Ni coatings were characterized with scanning electron microscopy (SEM),energy dispersive x-ray analysis (EDAX) and X-ray diffraction (XRD) techniques,respectively.Effects
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.35 Issue, 4 1094 (2015)
Correction of Fiber Throughput Variation Due to the Focal Ratio Degradation
Jian-jun CHEN, Zhong-rui BAI, Guang-wei LI, Shu-qing WANG, A-li LUO, and Yong-heng ZHAO
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.35 Issue, 4 1099 (2015)
Spectra Classification Based on Local Mean-Based K-Nearest Centroid Neighbor Method
Liang-ping TU, Hui-ming WEI, Zhi-heng WANG, Peng WEI, A-li LUO, and Yong-heng ZHAO
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.35 Issue, 4 1103 (2015)
Instrumentation and Application of a Portable Pretreating System for a Speedy Plasmon-Enhanced Raman Spectroscopy Detection Towards Food Safety
Wei-quan NI, Jian HE, Guo-kun LIU, Hong-ju CHEN, Yong-ming ZENG, and Zhong-qun TIAN
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.35 Issue, 4 1107 (2015)
Establishment and Improvement of Portable X-Ray Fluorescence Spectrometer Detection Model Based on Wavelet Transform
Fang LI, Ji-hua WANG, An-xiang LU, and Ping HAN
The concentration of Cr,Cu,Zn,As and Pb in soil was tested by portable X-ray fluorescence spectrometer.Each sample was tested for 3 times,then after using wavelet threshold noise filtering method for denoising and smoothing the spectra,a standard curve for each heavy metal was established according to the standard valu
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.35 Issue, 4 1111 (2015)
Study on the Spectral Characteristics of the Narrow-Band Filter in SHS
Hai-yan LUO, Hai-liang SHI, Zhi-wei LI, Shuang LI, Wei XIONG, and Jin HONG
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.35 Issue, 4 1116 (2015)
A Method for Selecting Self-Adoptive Chromaticity of the Projected Markers
Shou-bo ZHAO, Fu-min ZHANG, Xing-hua QU, Shi-wei ZHENG, and Zhe CHEN
The authors designed a self-adaptive projection system which is composed of color camera,projector and PC.In detail,digital micro-mirror device (DMD) as a spatial light modulator for the projector was introduced in the optical path to modulate the illuminant spectrum based on red,green and blue light emitting diodes (L
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.35 Issue, 4 1120 (2015)
Analysis of SPR Signal by Using Optimized Savitzky-Golay Filter
Shu-wang CHEN, Jun-xing WANG, Wei-nan SHENG, Jin LIU, Wen-bin ZHANG, and Peng ZHOU
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.35 Issue, 4 1124 (2015)
Research on Spectral Polarization Imaging System Based on Static Modulation
Hai-bo ZHAO, Huan LI, Xu-ling LIN, and Zheng WANG
The main disadvantages of traditional spectral polarization imaging system are:complex structure,with moving parts,low throughput.A novel method of spectral polarization imaging system is discussed,which is based on static polarization intensity modulation combined with Savart polariscope interference imaging.The imagi
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.35 Issue, 4 1129 (2015)
AOTF-Based Imaging Spectrometer and Its Applications in the Identification of Metameric Targets
Kang LIU, Zhi-fan GAO, Qiong-shui WU, and Li-bo ZENG
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.35 Issue, 4 1134 (2015)
Monitoring of Curing Temperature of Pouring Explosive Based on Fiber Bragg Grating
Chen ZHANG, Gao WANG, Hai-jian LIANG, Jun-ming YUAN, Shuang-jun CHANG, Yu-cun LIU, Heng-fei WANG, and Yu ZHAO
For the first time,we real time measured released reaction heat between the binder and the curing agent in the curing process of cast explosive using fiber Bragg grating.In order to obtain the temperature in the process of pouring explosive casting real time and accurately,we designed the temperature monitoring system
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.35 Issue, 4 1138 (2015)
Study of Spectral Property and Measurement of Linear Variable Filters
Qing LIU, Jin-song ZHOU, Yun-feng NIE, Yang LI, and Gui-feng ZHANG
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.35 Issue, 4 1142 (2015)
Adaptive “3R” De-Noising Algorithm Based on Near Infrared Bi-Spectrum
Xiao-yu ZHAO, Yi-ming FANG, Feng TAN, Zhi-gang WANG, and Liang TONG
Adaptive de-noising algorithm is proposed based on transmission spectrum and absorption spectrum of near infrared.Near infrared transmission spectrum and absorption spectrum collected synchronously are decomposed into intrinsic mode functions by ensemble empirical mode decomposition;the intrinsic mode function is a sin
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.35 Issue, 4 1146 (2015)