Contents
2014
Volume: 34 Issue 10
51 Article(s)

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Congratulate Academician Wanzhen LU 90th Birthday
[in Chinese]
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.34 Issue, 10 2593 (2014)
A Correction Method of Baseline Drift of Discrete Spectrum of NIR
Ai-qin HU, Hong-fu YUAN, Chun-feng SONG, and Xiao-yu LI
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.34 Issue, 10 2606 (2014)
Prediction of the Side-Cut Product Yield of Atmospheric/Vacuum Distillation Unit by NIR Crude Oil Rapid Assay
Yan-bin WANG, Yu-zhong HU, Wen-le LI, Wei-song ZHANG, Feng ZHOU, and Zhi LUO
In the present paper, based on the fast evaluation technique of near infrared, a method to predict the yield of atmospheric and vacuum line was developed, combined with H/CAMS software. Firstly, the near-infrared(NIR) spectroscopy method for rapidly determining the true boiling point of crude oil was developed. With co
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.34 Issue, 10 2612 (2014)
Update of Near-Infrared Models for Testing Ceftazidime, Water and Arginine in Ceftazidime for Injection
Wen-bo ZOU, Yan-chun FENG, and Chang-qin HU
To find a more reasonable index to decide whether the universal quantitative NIR model needs to be updated and to develop a general method to update universal quantitative NIR models, the quantitative models for testing ceftazidime, water and arginine contents in ceftazidime for injection were taken as example. The stu
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.34 Issue, 10 2617 (2014)
Using 2-DCOS to Identify the Molecular Spectrum Peaks for the Isomer in the Multi-Component Mixture Gases Fourier Transform Infrared Analysis
An-xin ZHAO, Xiao-jun TANG, Zhong-hua ZHANG, and Jun-hua LIU
The generalized two-dimensional correlation spectroscopy and Fourier transform infrared were used to identify hydrocarbon isomers in the mixed gases for absorption spectra resolution enhancement. The Fourier transform infrared spectrum of n-butane and iso-butane and the two-dimensional correlation infrared spectrum of
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.34 Issue, 10 2623 (2014)
Recent Progress in Diagnosis of Malignant Tumors by Fourier Transform Infrared Spectroscopy
Pei-rong TIAN, Wei-tao ZHANG, and Zhi XU
Malignant tumors pose a serious threat to mankind health and life. As a result, early diagnosis is very important. In recent years, Fourier transform infrared spectroscopy has shown enormous development potential of cancer diagnosis. Compared with traditional methods, this technology has apparent advantages in the aspe
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.34 Issue, 10 2627 (2014)
Applications and Prospects of On-Line Near Infrared Spectroscopy Technology in Manufacturing of Chinese Materia Medica
Yang LI, Zhi-sheng WU, Xiao-ning PAN, Xin-yuan SHI, Ming-ye GUO, Bing XU, and Yan-jiang QIAO
The quality of Chinese materia medica (CMM) is affected by every process in CMM manufacturing. According to multi-unit complex features in the production of CMM, on-line near infrared spectroscopy (NIR) is used as an evaluating technology with its rapid, non-destructive and non-pollution etc. advantages. With the resea
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.34 Issue, 10 2632 (2014)
Applications of Near Infrared Reflectance Spectroscopy Technique (NIRS) to Soil Attributes Research
Yan-de LIU, Song-sheng XIONG, and De-li LIU
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.34 Issue, 10 2639 (2014)
Study on the Detection of Active Ingredient Contents of Paecilomyces hepiali Mycelium via Near Infrared Spectroscopy
Wei-zhuo TENG, Jia SONG, Fan-xin MENG, Qing-fan MENG, Jia-hui LU, Shuang HU, Li-rong TENG, Di WANG, and Jing XIE
Partial least squares (PLS) and radial basis function neural network (RBFNN) combined with near infrared spectroscopy (NIR) were applied to develop models for cordycepic acid, polysaccharide and adenosine analysis in Paecilomyces hepialid fermentation mycelium. The developed models possess well generalization and predi
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.34 Issue, 10 2645 (2014)
Rapid Determination of the Multi-Marker Ingredients in Heterosmilacis Japonicae Rhizoma and Sophorae Flavescentis Radix with Near-Infrared Diffused Reflection Spectroscopy
Feng-chun ZHAO, Kai-yang WAN, Xiao-qian LIU, Qi-wei ZHANG, Hui-min GAO, and Zhi-min WANG
A rapid NIRS method for determination of macrozamin in Heterosmilacis japonicae rhizoma (HJR), and the total content of oxymatrine and matrine (OMT+MT) as well as the total content of oxysophocarpine and sophocarpine (OSC+SC) in sophorae flavescens radix (SFR) was developed to explore the application feasibility of NIR
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.34 Issue, 10 2652 (2014)
Application of Uncertainty Assessment in NIR Quantitative Analysis of Traditional Chinese Medicine
Zhong XUE, Bing XU, Qian LIU, Xin-yuan SHI, Jian-yu LI, Zhi-sheng WU, and Yan-jiang QIAO
The near infrared (NIR) spectra of Liuyi San samples were collected during the mixing process and the quantitative models by PLS (partial least squares) method were generated for the quantification of the concentration of glycyrrhizin. The PLS quantitative model had good calibration and prediction performances (rcal=0.
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.34 Issue, 10 2657 (2014)
Determination of Wine Original Regions Using Information Fusion of NIR and MIR Spectroscopy
Ling-li XIANG, Meng-hua LI, Jing-ming LI, Jun-hui LI, Lu-da ZHANG, and Long-lian ZHAO
Geographical origins of wine grapes are significant factors affecting wine quality and wine prices. Tasters’ evaluation is a good method but has some limitations. It is important to discriminate different wine original regions quickly and accurately. The present paper proposed a method to determine wine original region
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.34 Issue, 10 2662 (2014)
Application of Fourier Transform Infrared Spectroscopy in Identification of Wine Spoilage
Xian-de ZHAO, Da-ming DONG, Wen-gang ZHENG, Lei-zi JIAO, and Yun LANG
In the present work, fresh and spoiled wine samples from three wines produced by different companies were studied using Fourier transform infrared (FTIR) spectroscopy. We analyzed the physicochemical property change in the process of spoilage, and then, gave out the attribution of some main FTIR absorption peaks. A nov
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.34 Issue, 10 2667 (2014)
Identification of Adulterants in Adulterated Milks by Near Infrared Spectroscopy Combined with Non-Linear Pattern Recognition Methods
Li-jun NI, Lin ZHONG, Xin ZHANG, Li-guo ZHANG, and Shi-xin HUANG
In the present work, two hundred and eighty seven raw milks collected from pastures in Shanghai and surrounding areas of Shanghai were used as true milk samples and divided into three true milk sets. Five hundred and twenty six adulterated milk samples, which contained dextrin (or starch) mixed with melamine (or urea,
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.34 Issue, 10 2673 (2014)
On-Site Evaluation of Raw Milk Qualities by Portable Vis/NIR Transmittance Technique
Jia-hua WANG, Xiao-wei ZHANG, Jun WANG, and Dong-hai HAN
To ensure the material safety of dairy products, visible (Vis)/near infrared (NIR) spectroscopy combined with chemometrics methods was used to develop models for fat, protein, dry matter (DM) and lactose on-site evaluation. A total of 88 raw milk samples were collected from individual livestocks in different years. The
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.34 Issue, 10 2679 (2014)
Potentiality of Synchronous Fluorescence Technology for Determination of Reconstituted Milk Adulteration in Fresh Milk
Huan LIU, Dong-hai HAN, and Shi-ping WANG
In the present research, synchronous fluorescence technique was used for qualitative and quantitative detection of reconstituted milk mixed into two kinds of milk samples, raw milk and pasteurized milk, respectively. The total accuracy of sample was used to evaluate the performance of the qualitative discrimination mod
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.34 Issue, 10 2685 (2014)
Authentication and Adulteration Analysis of Sesame Oil by FTIR Spectroscopy
Qing-zhen DING, Ling-ling LIU, Yan-wen WU, Bing-ning LI, and Jie OUYANG
It’s common in edible oil market that adulterating low price oils in high price oils. Sesame oil was often adulterated because of its high quality and price, so the authentication and adulteration of sesame oil were qualitatively and quantitatively analyzed by Fourier transform infrared (FTIR) spectroscopy combined wit
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.34 Issue, 10 2690 (2014)
Raman Spectroscopy Combined with Pattern Recognition Methods for Rapid Identification of Crude Soybean Oil Adulteration
Bing-ning LI, Yan-wen WU, Yu WANG, Wen-chuan ZU, and Shun-cong CHEN
In the present paper, a non-destructive, simple and rapid analytical method was proposed based on Raman spectroscopy (Raman) combined with principal component analysis (PCA) and support vector machine (SVM) as pattern recognition methods for adulteration of crude soybean oil (CSO). Based on fingerprint characteristics
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.34 Issue, 10 2696 (2014)
Vis-NIR Spectroscopic Pattern Recognition Combined with SG Smoothing Applied to Breed Screening of Transgenic Sugarcane
Gui-song LIU, Hao-song GUO, Tao PAN, Ji-hua WANG, and Gan CAO
Based on Savitzky-Golay (SG) smoothing screening, principal component analysis (PCA) combined with separately supervised linear discriminant analysis (LDA) and unsupervised hierarchical clustering analysis (HCA) were used for non-destructive visible and near-infrared (Vis-NIR) detection for breed screening of transgeni
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.34 Issue, 10 2701 (2014)
Application of Characteristic NIR Variables Selection in Portable Detection of Soluble Solids Content of Apple by Near Infrared Spectroscopy
[in Chinese], [in Chinese], [in Chinese], [in Chinese], [in Chinese], and [in Chinese]
In order to detect the soluble solids content(SSC)of apple conveniently and rapidly, a ring fiber probe and a portable spectrometer were applied to obtain the spectroscopy of apple. Different wavelength variable selection methods, including uninformative variable elimination (UVE), competitive adaptive reweighted sampl
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.34 Issue, 10 2707 (2014)
Detection of Citrus Greening Based on Vis-NIR Spectroscopy and Spectral Feature Analysis
Hao MA, Hai-yan JI, and Lee Won Suk
In the present paper we discussed the methods of classification of citrus greening and extraction of spectral features based on the spectral reflectance of four different statuses of citrus leaves (healthy, HLB, iron deficiency and nitrogen deficiency). Between two classes of classification, the values of discriminabil
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.34 Issue, 10 2713 (2014)
Determination of Steviol in Stevia Rebaudiana Leaves by Near Infrared Spectroscopy
Qi-kun TANG, Yu WANG, Yue-jin WU, Di MIN, Da-wei CHEN, and Tong-hua HU
The objective of the present study is to develop a method for rapid determination of the content of stevioside (ST) and rebaudioside A (RA) in Stevia Rebaudiana leaves. One hundred and five samples of stevia from different areas containing ST of 0.27%~1.40% and RA of 0.61%~3.98% were used. The 105 groups’ NIRS diagram
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.34 Issue, 10 2719 (2014)
Rapid Discriminating Hogwash Oil and Edible Vegetable Oil Using Near Infrared Optical Fiber Spectrometer Technique
Bing-fang ZHANG, Li-bo YUAN, Qing-ming KONG, Wei-zheng SHEN, Bing-xiu ZHANG, and Cheng-hai LIU
In the present study, a new method using near infrared spectroscopy combined with optical fiber sensing technology was applied to the analysis of hogwash oil in blended oil. The 50 samples were a blend of frying oil and “nine three” soybean oil according to a certain volume ratio. The near infrared transmission spectro
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.34 Issue, 10 2723 (2014)
Rapid Determination of Beet Sugar Content Using Near Infrared Spectroscopy
Yong YANG, Jian REN, Xi-qun ZHENG, Li-ying ZHAO, and Mao-mao LI
In order to classify and set different prices on basis of difference of beet sugar content in the acquisition process and promote the development of beet sugar industry healthily, a fast, nondestructive, accurate method to detect sugar content of beet was determined by applying near infrared spectroscopy technology. Ei
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.34 Issue, 10 2728 (2014)
Freshwater Fish Freshness On-Line Detection Method Based on Near-Infrared Spectroscopy
Tao HUANG, Xiao-yu LI, Yi PENG, Hai-long TAO, Peng LI, and Shan-bai XIONG
In the present study, the near infrared spectrum of freshwater fish was used to detect the freshness on line, and the near infrared spectra on-line acquisition device was built to get the fish spectrum. In the process of spectrum acquisition, experiment samples move at a speed of 0.5 m·s-1, the near-infrared diffu
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.34 Issue, 10 2732 (2014)
Discrimination of Donkey Meat by NIR and Chemometrics
Xiao-ying NIU, Li-min SHAO, Fang DONG, Zhi-lei ZHAO, and Yan ZHU
Donkey meat samples (n=167) from different parts of donkey body (neck, costalia, rump, and tendon), beef (n=47), pork (n=51) and mutton (n=32) samples were used to establish near-infrared reflectance spectroscopy (NIR) classification models in the spectra range of 4 000~12 500 cm-1. The accuracies of classification mod
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.34 Issue, 10 2737 (2014)
Principles and Applications of Hyperspectral Imaging Technique in Quality and Safety Inspection of Fruits and Vegetables
Bao-hua ZHANG, Jiang-bo LI, Shu-xiang FAN, Wen-qian HUANG, Chi ZHANG, Qing-yan WANG, and Guang-dong XIAO
The quality and safety of fruits and vegetables are the most concerns of consumers. Chemical analytical methods are traditional inspection methods which are time-consuming and labor intensive destructive inspection techniques. With the rapid development of imaging technique and spectral technique, hyperspectral imaging
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.34 Issue, 10 2743 (2014)
Hyperspectral Technology Combined with CARS Algorithm to Quantitatively Determine the SSC in Korla Fragrant Pear
Bai-shao ZHAN, Jun-hui NI, and Jun LI
Hyperspectral imaging has large data volume and high dimensionality, and original spectra data includes a lot of noises and severe scattering. And, quality of acquired hyperspectral data can be influenced by non-monochromatic light, external stray light and temperature, which resulted in having some non-linear relation
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.34 Issue, 10 2752 (2014)
Analysis of Tobacco Color and Location Features Using Visible-Near Infrared Hyperspectral Data
Jia-yue CAI, Miao LIANG, Ya-dong WEN, Chun-xia YU, Luo-ping WANG, Yi WANG, Long-lian ZHAO, and Jun-hui LI
In the present paper, six categories of standard industrial grading tobacco provided by Hongta Group are taken as experimental samples, including three different tobacco locations-upper (B), middle(C) and lower(X) parts, with each part containing two kinds of tobacco colors-orange (O) and lemon yellow (L). Two methods
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.34 Issue, 10 2758 (2014)
Analysis of Tobacco Style Features Using Near-Infrared Spectroscopy and Projection Model
Ru-xin SHU, Jia-yue CAI, Zheng-yu YANG, Kai YANG, Long-lian ZHAO, Lu-da ZHANG, Ye-hui ZHANG, and Jun-hui LI
In the present paper, a total of 4 733 flue-cured tobacco samples collected from 2003 to 2012 in 17 provincial origins and 5 ecological areas were tested by near infrared spectroscopy, including the NONG(Luzhou) flavor 1 580 cartons, QING(Fen) flavor 2004 cartons and Intermediate flavor 1 149 cartons. Using projection
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.34 Issue, 10 2764 (2014)
Fourier Transform Infrared Spectroscopy Combined with Attenuated Total Reflection Applied to Reagent-Free Quantitative Analysis of Thalassemia Screening Indicators
Xiao-li LONG, Gui-song LIU, Qing-qing XIAO, and Jie-mei CHEN
A simultaneous quantitative analysis method for the thalassemia screening indicators mean corpuscular hemoglobin (MCH), mean corpuscular volume (MCV), and hemoglobin (Hb) was developed with Fourier transform infrared (FTIR) spectrometers and attenuated total reflection (ATR) combined with partial least squares (PLS). A
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.34 Issue, 10 2769 (2014)
Study on Detection Methods of Interstitial Fluid Glucose Concentration Based on Infrared Attenuated Total Reflection
Chang-yue SUN, Yu-zhen CAO, Song-lin YU, Hai-xia YU, Ke-xin XU, and Da-chao LI
Measuring the glucose concentrations in the interstitial fluid is currently the main method to achieve the continuous blood glucose monitoring. The MIR-ATR(Mid-infrared, Attenuated Total Reflection)Spectroscopy has prominent advantage on the analysis of small biological molecule for composition information like the glu
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.34 Issue, 10 2775 (2014)
Analyzing and Modeling Methods of Near Infrared Spectroscopy for In-situ Prediction of Oil Yield from Oil Shale
Jie LIU, Fu-dong ZHANG, Fei TENG, Jun LI, and Zhi-hong WANG
In order to in-situ detect the oil yield of oil shale, based on portable near infrared spectroscopy analytical technology, with 66 rock core samples from No.2 well drilling of Fuyu oil shale base in Jilin, the modeling and analyzing methods for in-situ detection were researched. By the developed portable spectrometer,
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.34 Issue, 10 2779 (2014)
The Establishment and External Validation of NIR Qualitative Analysis Model for Waste Polyester-Cotton Blend Fabrics
Feng LI, Wen-xia LI, Guo-liang ZHAO, Shi-jun TANG, Xue-jiao LI, and Hong-mei WU
A series of 354 polyester-cotton blend fabrics were studied by the near-infrared spectra (NIRS) technology, and a NIR qualitative analysis model for different spectral characteristics was established by partial least squares (PLS) method combined with qualitative identification coefficient. There were two types of spec
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.34 Issue, 10 2785 (2014)
Model Research of Electric Coal Calorific Value Based on Near Infrared Frequency Domain Self-Adaption Analysis Method
Zhi LI, Sheng-hao WANG, Yong ZHAO, Xiang-feng WANG, and Yao-zheng LI
At present, because the blending coal was taken in some power stations as the major fuel which has too complex physical and chemical characters to build accurate normal near infrared quantitative models in some cases, which brought difficulties for on-line electric coal calorific value detection. For this reason, it wa
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.34 Issue, 10 2792 (2014)
Near Infrared Spectroscopy Quantitative Analysis Model Based on Incremental Neural Network with Partial Least Squares
Hui CAO, Da-hang LI, Ling LIU, and Yan ZHOU
This paper proposes an near infrared spectroscopy quantitative analysis model based on incremental neural network with partial least squares. The proposed model adopts the typical three-layer back-propagation neural network (BPNN), and the absorbance of different wavelengths and the component concentration are the inpu
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.34 Issue, 10 2799 (2014)
Rapid Determination of COD in Aquaculture Water Based on LS-SVM with Ultraviolet/Visible Spectroscopy
Xue-mei LIU, and Hai-liang ZHANG
Ultraviolet/visible (UV/Vis) spectroscopy was studied for the rapid determination of chemical oxygen demand (COD), which was an indicator to measure the concentration of organic matter in aquaculture water. In order to reduce the influence of the absolute noises of the spectra, the extracted 135 absorbance spectra were
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.34 Issue, 10 2804 (2014)
Absolutely Nondestructive Discrimination of Huoshan Dendrobium nobile Species with Miniature Near-Infrared (NIR) Spectrometer Engine
Tian HU, Hai-long YANG, Qing TANG, Hui ZHANG, Lei NIE, Lian LI, Jin-feng WANG, Dong-ming LIU, Wei JIANG, Fei WANG, and Heng-chang ZANG
As one very precious traditional Chinese medicine (TCM), Huoshan Dendrobium has not only high price, but also significant pharmaceutical efficacy. However, different species of Huoshan Dendrobium exhibit considerable difference in pharmaceutical efficacy, so rapid and absolutely non-destructive discrimination of Huosha
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.34 Issue, 10 2808 (2014)
Drug Discrimination by Near Infrared Spectroscopy Based on Summation Wavelet Extreme Learning Machine
Zhen-bing LIU, Shu-jie JIANG, Hui-hua YANG, and Xue-bo ZHANG
As an effective technique to identify counterfeit drugs, Near Infrared Spectroscopy has been successfully used in the drug management of grass-roots units, with classifier modeling of Pattern Recognition. Due to a major disadvantage of the characteristic overlap and complexity, the wide bandwidth and the weak absorptio
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.34 Issue, 10 2815 (2014)
Research on NIR-CI Parameters Optimization of Chlorpheniramine Maleate Tablets Based on Binary Image and Statistical Measurement
Lu-wei ZHOU, Zhi-sheng WU, Xin-yuan SHI, Man-fei XU, Qiao ZHANG, and Yan-jiang QIAO
The optimization method was established to investigate the effect of near infrared chemical imaging (NIR-CI) detection parameters on hyperspectral data quality. In order to optimize the detection parameters, chlorpheniramine maleate (CPM) tablets were chosen as examples and the L9(34) orthogonal-test design was adopted
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.34 Issue, 10 2821 (2014)
NIR Spectroscopy Combined with Stability and Equivalence MW-PLS Method Applied to Analysis of Hyperlipidemia Indexes
Jie-mei CHEN, Qing-qing XIAO, Tao PAN, Xia YAN, Da-wei WANG, and Li-jun YAO
Moving window partial least square (MW-PLS) method was improved by considering the stability and equivalence, and was used for the wavelength optimization of reagent-free near-infrared (NIR) spectroscopic analysis of total cholesterol (TC) and triglycerides (TG) for hyperlipidemia. A random and stability-dependent fram
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.34 Issue, 10 2827 (2014)
Tracking Analysis of Three Extraction Processes of Arenaria Polytrichoides by Fourier Transform Infrared Spectrocopy
Jing MA, Xian-xue WU, Xi TAI, Liu-xian XU, Jin-lan ZHU, Yao QIN, Qun ZHOU, and Su-qin SUN
In order to develop a process analysis method to guide extraction process of Arenaria polytrichoides (AP) based on tracking analysis by Fourier transform infrared (FTIR), IR spectra of petroleum ether extracts (PE-E), ethyl acetate extracts (EtOAc-E), n-butanol extracts (n-BuOH-E) and water extracts (H2O-E) of AP from
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.34 Issue, 10 2833 (2014)
Carbon Monoxide Gas Detection System Based on Mid-Infrared Spectral Absorption Technique
Guo-lin LI, Ming DONG, Nan SONG, Fang SONG, Chuan-tao ZHENG, and Yi-ding WANG
Based on infrared spectral absorption technique, a carbon monoxide (CO) detection system was developed using the fundamental absorption band at the wavelength of 4.6 μm of CO molecule and adopting pulse-modulated wideband incandescence and dual-channel detector. The detection system consists of pulse-modulated wideband
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.34 Issue, 10 2839 (2014)
Fast and Accurate Extraction of Ring-Down Time in Cavity Ring-Down Spectroscopy
Dan WANG, Ren-zhi HU, Pin-hua XIE, Min QIN, Liu-yi LING, and Jun DUAN
Research is conducted to accurate and efficient algorithms for extracting ring-down time (τ) in cavity ring-down spectroscopy (CRDS) which is used to measure NO3 radical in the atmosphere. Fast and accurate extraction of ring- down time guarantees more precise and higher speed of measurement. In this research, five kin
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.34 Issue, 10 2845 (2014)
A Review of Mixed Gas Detection System Based on Infrared Spectroscopic Technique
Jing-min DANG, Li FU, Zi-hui YAN, Chuan-tao ZHENG, Yu-chun CHANG, Chen CHEN, and Yi-ding WANG
In order to provide the experiences and references to the researchers who are working on infrared(IR) mixed gas detection field. The proposed manuscript reviews two sections of the aforementioned field, including optical multiplexing structure and detection method. At present, the coherent light sources whose represent
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.34 Issue, 10 2851 (2014)
Design and Implementation of a Long Wavelength Near InfraRed Spectrometer Based on MEMS Scanning Mirror
Kun-tao YE, Tai-yuan DONG, Wen-xi HE, Yu-xiao LI, Xian-ming CHENG, Guang-yong LI, Hao-yu LI, and Xiao-xuan XU
Long Wavelength Near InfraRed(LW-NIR) spectrometer has wide applications. Miniaturization and low-cost are two major goals of the development of LW-NIR spectrometer in the industrial or research community. Under the background that having a trend of spectrometer miniaturization and integration, method and main problems
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.34 Issue, 10 2858 (2014)
Research on Error Reduction of Path Change of Liquid Samples Based on Near Infrared Trans-Reflective Spectra Measurement
Ya-hong WANG, Da-ming DONG, Ping ZHOU, Wen-gang ZHENG, Song YE, and Wen-zhong WANG
Based on sucrose solution as the research object, this paper measured the trans-reflective spectrum of sucrose solution of different concentration by the technique of near infrared spectrum in three optical path (4, 5, 6 mm). Five kinds of pretreatment method (vector normalization, baseline offset correction, multiplic
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.34 Issue, 10 2863 (2014)
A Novel Metabolomic Data Scaling Method Based on K-L Divergence
Ling-li DENG, Kian-Kai Cheng, Gui-ping SHEN, Ling ZHOU, Xin-zhuo LIU, Ji-yang DONG, and Zhong CHEN
A new scaling method in the current study based on Kullback-Leibler (K-L) divergence is proposed for NMR metabolomic data. The proposed method (called K-L scaling) is a supervised scaling method as group information is incorporated in the scaling procedure. Notably, K-L divergence measures the difference between two di
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.34 Issue, 10 2868 (2014)
The Research of the Relationship Between Snow Properties and the Bidirectional Polarized Reflectance from Snow Surface
Zhong-qiu SUN, Zheng-fang WU, and Yun-sheng ZHAO
In the context of remote sensing, the reflectance of snow is a key factor for accurate inversion for snow properties, such as snow grain size, albedo, because of it is influenced by the change of snow properties. The polarized reflectance is a general phenomenon during the reflected progress in natural incident light.
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.34 Issue, 10 2873 (2014)
[in Chinese]
[in Chinese]
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.34 Issue, 10 1 (2014)