Contents
2020
Volume: 40 Issue 11
56 Article(s)

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Research Articles
Inversion of Aerosol Optical Depth in the Beijing-Tianjin-Hebei Region Based on PSO Clustering Algorithm
WANG Shu-tao, WANG Gui-chuan, FAN Kun-kun, WU Xing, and WANG Yu-tian
Aerosol optical thickness (AOD) is an important characterization parameter of aerosol concentration and atmospheric turbidity. Inversion of atmospheric AOD by remote sensing is an important way in the process of atmospheric monitoring and management, and in which the selection of methods suitable for the imaging charac
Spectroscopy and Spectral Analysis
  • Publication Date: Nov. 01, 2020
  • Vol.40 Issue, 11 3321 (2020)
Phase Characterizing and Processing in Fourier Transform Spectroscopy
LIU Jia-qing, LI Zhi-zeng, LI Jing, LIU Lei, LIU Lei, GUO Hong-long, and WANG Jian-guo
Phase correction is a critical procedure for Fourier transform spectrometers(FTS), whose accuracy can be jeopardized from instrument properties and many uncontrollable environmental conditions, such as significant temperature change of interferometer, mechanical disturbances. Nevertheless, a generally applicable phase
Spectroscopy and Spectral Analysis
  • Publication Date: Nov. 01, 2020
  • Vol.40 Issue, 11 3328 (2020)
Thermal Annealing Effect on Photoluminescence of Y2O3:Eu3+ Thin Films Prepared by Magnetron Sputtering
LIN Shun-hui, ZHANG Li-hui, LIU Yong-quan, WANG Xiao-kun, LIN Chun-lei, and YU Yun-peng
Fluorescent performance of rare earth doped luminescent film is closely related to post-annealing treatment. In order to explore the influence of thermal annealing on luminescence and structure of Y2O3:Eu3+ thin films prepared by magnetron sputtering, three groups of the films with thickness of 100~150 nm were deposite
Spectroscopy and Spectral Analysis
  • Publication Date: Nov. 01, 2020
  • Vol.40 Issue, 11 3336 (2020)
Review on the Literature of X-Ray Fluorescence Analysis of Rare Earth Elements in Geological Materials
WANG Yi-ya, GAO Xin-hua, WANG Yi-min, DENG Sai-wen, and LI Song
The analysis of rare earth elements had been a hot topic in inorganic analytical chemistry, and it was also a big problem for a long time. In the 1960s and 1970s, the research upsurge in the composition of complex polymetallic rare earth minerals in Bayan Obo and the research upsurge in the geochemistry of trace rare e
Spectroscopy and Spectral Analysis
  • Publication Date: Nov. 01, 2020
  • Vol.40 Issue, 11 3341 (2020)
Measurement of Speed Distribution of Kerosene Flame by Using Photothermal Deflection Spectroscopy
WANG Nan, XUAN Hong-wen, LI De-hua, and NIE Yu-xin
The measurement of flame velocity is one of the research interests on the combustion process and fluid diagnosis, as it is of key research significance for the analysis of combustion composition and propulsion dynamics. In spite of its high accuracy, laser Doppler velocity measurement has limited application due to the
Spectroscopy and Spectral Analysis
  • Publication Date: Nov. 01, 2020
  • Vol.40 Issue, 11 3353 (2020)
Application of Chemiluminescence in Spectral Diagnosis: A Review
ZHOU Ying, BAI Yong-hui, SONG Xu-dong, YAO Min, WANG Jiao-fei, SU Wei-guang, and YU Guang-suo
Flame diagnosis technology refers to the use of spectrum, image, noise and other sensing means to obtain flame state and other information, through the obtained information to analyze the combustion and gasification state of flame. The development of combustion process diagnosis and optimizing diagnosis methods is one
Spectroscopy and Spectral Analysis
  • Publication Date: Nov. 01, 2020
  • Vol.40 Issue, 11 3358 (2020)
Current Status of High-Throughput Plant Phenotyping for Abiotic Stress by Imaging Spectroscopy: A REVIEW
CAO Xiao-feng, YU Ke-qiang, ZHAO Yan-ru, and ZHANG Hai-hui
Abiotic stress refers to the abiotic factors that have adverse effects on plants and threatens plants germination, growth, development and reproduction and hinders crops cultivation and agricultural sustainable development. Plants stress precision management and stress-resistance breeding are effective ways to alleviat
Spectroscopy and Spectral Analysis
  • Publication Date: Nov. 01, 2020
  • Vol.40 Issue, 11 3365 (2020)
Structural Characterization and Molecular Model Construction of Gas-Fat Coal With High Sulfur in Shanxi
GE Tao, LI Yang, WANG Meng, LI Fen, ZHANG Ming-xu, and [in Chinese]
Gas-fat coal is one of the main coal types of coking coal. To study the structure of high sulfur gas fat coal and construct a molecular structural unit model is of great significance for desulfurization and upgrading, optimizing coking coal blending and saving high quality coking coal resources. The high sulfur gas-fat
Spectroscopy and Spectral Analysis
  • Publication Date: Nov. 01, 2020
  • Vol.40 Issue, 11 3373 (2020)
Research on Variable Angle Fiber-Type Terahertz Time-Domain Spectrometer
LI Zheng, SUN Qing, FENG Mei-qi, SHANG Liang, DENG Yu-qiang, and LI Chao-chen
Terahertz time-domain spectroscopy (THz-TDS) technology is widely used in many fields such as material composition identification, explosive detection, drug and drug composition analysis, and medical diagnosis. The traditional THz-TDS uses a Ti: sapphire femtosecond laser as a light source, which is bulky and costly, a
Spectroscopy and Spectral Analysis
  • Publication Date: Nov. 01, 2020
  • Vol.40 Issue, 11 3379 (2020)
Study on Internal Quality Nondestructive Detection of Sunflower Seed Based on Terahertz Time-Domain Transmission Imaging Technology
LIU Cui-ling, WANG Shao-min, WU Jing-zhu, and SUN Xiao-rong
The quality of the kernels in the sunflower seed shell directly affects the quality of the edible oil. Using terahertz time-domain transmission imaging technology combined with morphological filtering and K-means image segmentation, the three abnormalities of sunflower seed like kernel damaged, kernel worm-eaten and em
Spectroscopy and Spectral Analysis
  • Publication Date: Nov. 01, 2020
  • Vol.40 Issue, 11 3384 (2020)
Raman Spectroscopy for Gas Detection Using a Folded Near-Concentric Cavity
LIU Qing-sheng, YANG De-wang, GUO Jin-jia, YAN Ao-shuang, and ZHENG Rong-er
Raman spectroscopy is used in many fields with advantages of no sample pretreatment and simultaneous multiple species detection, while the disadvantage of low sensitivity limits its further a pplication. In order to improve the sensitivity of Raman gas detection, a method for enhancing the gas Raman signal based on a f
Spectroscopy and Spectral Analysis
  • Publication Date: Nov. 01, 2020
  • Vol.40 Issue, 11 3390 (2020)
Influence of Incident Angle and Polarization on Spectral Behaviors of Tapered Silicon Nanowire
TONG Jie, LEI Yu-qing, LI Ying-feng, LI Mei-cheng, ZHANG Ming-hao, and GAO Zhong-liang
The extinction section of a silicon nanowire can reach hundreds of times its geometric cross-sectional area at a given wavelength, meaning it can collect light in the area a scope hundreds of times of its geometrical cross-sectional area. Therefore, silicon nanowire has been widely used in many optoelectronic fields li
Spectroscopy and Spectral Analysis
  • Publication Date: Nov. 01, 2020
  • Vol.40 Issue, 11 3394 (2020)
Preparation and Properties of Ag/PANI Multifunction Nanozymes
ZHANG Lei, ZHANG Xia, WENG Yi-jin, and LIU Xiao
Surface-Enhanced Raman Scattering (SERS) is an analytical test technique that uses metal or metal nanoparticles as a detection substrate. It can be used to characterize molecular vibration information with good reproducibility and stability. Nanozymes are nanomaterials with catalytic functions. In recent years, the res
Spectroscopy and Spectral Analysis
  • Publication Date: Nov. 01, 2020
  • Vol.40 Issue, 11 3399 (2020)
Study on Plasma Temperature and Electron Density During Arc Initiation by Underwater Wet Welding
LI Zhi-gang, XU Xiang, LI Yang, and HUANG Wei
Underwater wet welding technology has been widely used in recent years, however, there is a lack of research on its mechanism. In this paper, the plasma temperature and electron density of the arc-inducing process of underwater wet welding are studied by means of spectral analysis. Firstly, the underwater wet welding a
Spectroscopy and Spectral Analysis
  • Publication Date: Nov. 01, 2020
  • Vol.40 Issue, 11 3404 (2020)
Preparation of ZnSe/ZnS Core-Shell Quantum Dots Under UV Irradiation
ZHANG Cong-cong, LIU Lian-dong, XIA Lei, LI Xue, and ZHANG Xiao-kai
In order to improve the traditional water phase method, ZnSe/ZnS core-shell quantum dots were synthesized at room temperature by ultraviolet irradiation method, which is more safe, simple, economical and environmentally friendly. The optimal growth and modification conditions for the core-shell structure of ZnSe/ZnS QD
Spectroscopy and Spectral Analysis
  • Publication Date: Nov. 01, 2020
  • Vol.40 Issue, 11 3409 (2020)
Infrared Spectrum and Thermodynamic Studies of Catechin-Black Rice Anthocyanin Complex
XIANG Ying, FENG An-di, ZHAO Zheng-zhuo, SUN Cong-dan, XU Hao-peng, SUN Li-na, and XIE Feng-ying
Catechin-black rice anthocyanin complex was chemically synthesized by black rice anthocyanin using acetaldehyde-mediated. The reaction mechanism of catechin - black rice anthocyanin complex was determined by infrared spectrum and thermodynamic parameters. The results showed that the catechin-black rice anthocyanin comp
Spectroscopy and Spectral Analysis
  • Publication Date: Nov. 01, 2020
  • Vol.40 Issue, 11 3416 (2020)
Research on the Spectra Characteristics and Catalysis Effects of Nanosized Ce0.95M0.05O2 (M=Fe, Nd, Eu) Solid Solutions
ZHANG Guo-fang, HU Feng, XU Jian-yi, YU Hai-shu, GE Qi-lu, and ZHANG Yang-huan
Nanosized Ce0.95M0.05O2(M=Fe3+, Nd3+, Eu3+) solid solutions were synthesized via hydrothermal method. The micro-crystalline structure and spectra characteristics were investigated systemically. X-ray diffraction (XRD) results showed that doped samples exhibited single phase fluorite cubic structure, while no impurity p
Spectroscopy and Spectral Analysis
  • Publication Date: Nov. 01, 2020
  • Vol.40 Issue, 11 3420 (2020)
Study on Leakage Detection Technology of Corrosive Acid Solution Based on Fiber Raman Temperature Measurement
FENG Wei-yi, LIU Li-hua, ZHANG Xu-ping, ZHAO Xia, HUANG Xiao-wei, and YU Chun-han
Distributed Temperature Sensing System (DTS) is based on the effect of Raman spectrum on temperature sensitivity. It can realize long-distance distributed temperature monitoring, especially suitable for fire alarm, high-temperature liquid leakage, low-temperature gas leakage and other application scenarios. However, fo
Spectroscopy and Spectral Analysis
  • Publication Date: Nov. 01, 2020
  • Vol.40 Issue, 11 3425 (2020)
Study on Near-Infrared Spectrum Features and Identification Methods of Typical Coal-Rock in Dust Environment
XIANG Yang, WANG Shi-bo, GE Shi-rong, WANG Sai-ya, ZHOU Yue, LÜ Yuan-bo, and YANG En
In order to study the dust problem existing in the identification of near-infrared coal and rock in the underground coal mine, the mixture of anthracite and the anti-explosive agent was used to simulate the dust environment of coal mine underground so that the experimental device for spectral identification of coal and
Spectroscopy and Spectral Analysis
  • Publication Date: Nov. 01, 2020
  • Vol.40 Issue, 11 3430 (2020)
Verification of Signal Extraction Capability of Near-Infrared Non-Invasive Blood Glucose Detection System
KONG Dan-dan, HAN Tong-shuai, GE Qing, CHEN Wen-liang, LIU Rong, LI Chen-xi, and XU Ke-xin
Near-infrared non-invasive blood glucose detection technology still fails to meet the accuracy required for clinical application. The main reason on the one hand is that the human blood glucose signal is weak, and the near-infrared absorption band of some components in blood overlaps with the absorption band of glucose
Spectroscopy and Spectral Analysis
  • Publication Date: Nov. 01, 2020
  • Vol.40 Issue, 11 3438 (2020)
Application Research of Normalization Algorithm Based on EWMA-PCA in Standardization of Water Quality Spectral Data
ZHOU Si-han, HU Xin-yu, TANG Bin, ZHAO Ming-fu, LI Feng-xiao, WANG Ren-jie, XIAO Qi-sen, and XIAO Yu
Model transfer is important for solving the inconsistency of measurement signals due to differences in sample and instrument response functions, and an effective method for solving model transfer is the instrument or data standardization. For the existing spectral standardization methods, there are few applied research
Spectroscopy and Spectral Analysis
  • Publication Date: Nov. 01, 2020
  • Vol.40 Issue, 11 3443 (2020)
Wavelength Selection of Near-Infrared Spectra Based on Improved SiPLS-Random Frog Algorithm
CHENG Jie-hong, and CHEN Zheng-guang
In the modeling and prediction analysis of near-infrared spectroscopy, the redundancy and collinearity of the data will seriously affect the prediction accuracy and robustness of the model. The feature wavelength selection is an effective method to improve the prediction accuracy of quantitative analysis. Random frog (
Spectroscopy and Spectral Analysis
  • Publication Date: Nov. 01, 2020
  • Vol.40 Issue, 11 3451 (2020)
Raman Spectrum Wavelength Selection Method Based on Neural Network
SHEN Dong-xu, HONG Ming-jian, and DONG Jia-lin
Blood identification is crucial for the field of inspection and quarantine, criminal investigation and animal protection. Traditional blood identification methods have shortcomings such as long analysis period and damaging to blood samples during the identification process. Raman spectroscopy can obtain molecular vibra
Spectroscopy and Spectral Analysis
  • Publication Date: Nov. 01, 2020
  • Vol.40 Issue, 11 3457 (2020)
An Improved Algorithm for Adaptive Infrared Image Enhancement Based on Guided Filtering
WANG Zi-jun, LUO Yuan-yi, JIANG Shang-zhi, XIONG Nan-fei, and WAN Li-tao
Detail enhancement and noise suppression are particularly important in infrared image processing, and the focus is to compress the infrared from the high to the low dynamic range while preserving details and suppressing noise. In this study, with an improved adaptive detail enhancement algorithm for infrared images bas
Spectroscopy and Spectral Analysis
  • Publication Date: Nov. 01, 2020
  • Vol.40 Issue, 11 3463 (2020)
The Fluorescence Spectra of Gem-Quality Hauyne
LÜ Fang-lin, and Andy Hsitien Shen
Blue hauyne from the Eiffel District, Germany, which belongs to sodalite group mineralogically, is among the rarest gem species. Some crystals represent characteristic orange fluorescence, but few details in its fluorescence spectra were found in the literature. In this paper, more than 20 gem-quality hauyne samples fr
Spectroscopy and Spectral Analysis
  • Publication Date: Nov. 01, 2020
  • Vol.40 Issue, 11 3468 (2020)
Fluorescence Spectral Characteristics of Soil Dissolved Organic Matter in Different Plant Formations After Reverting Farmland to Wetland
SHI Chuan-qi, LI Yan, YU Shao-peng, HU Bao-zhong, and JIN Liang
The peak position and intensity of three-dimensional fluorescence spectroscopy can be used to characterize the type and concentration of fluorescent substances, which is widely used in the study on dissolved organic matter (DOM) properties. In order to study the soil characteristics of different plant formations and gu
Spectroscopy and Spectral Analysis
  • Publication Date: Nov. 01, 2020
  • Vol.40 Issue, 11 3472 (2020)
Detection of Protease Deterioration Factor in Tomato by Fluorescence Sensor Array
LI Meng-yao, WANG Shu-ya, XIE Yun-feng, LIU Yun-guo, and ZHAI Chen
Based on fluorescence spectroscopy, combined with immunofluorescence and fluorescence probe, a fluorescence sensor array detection technology of tomato protease deterioration factor was established. In this study, a quantum dot fluorescent probe capable of being recognized by pectinase, catalase and superoxide dismutas
Spectroscopy and Spectral Analysis
  • Publication Date: Nov. 01, 2020
  • Vol.40 Issue, 11 3477 (2020)
Interaction Between Three Sulfur-Containing Amino Acids in Garlic and Bovine Serum Albumin Determined by Fluorescence Spectrometry
LI Xing-xing, ZHANG Xiang, and HUANG Xue-song
Sulfur-containing amino acids (SAA) such as S-allyl cysteine (SAC), S-allyl cysteine sulfoxide (SACS), and S-allyl mercapto cysteine (SAMC) from garlic (Allium sativum L.) have many bioactivities like anti-tumor, antioxidant and so on. These bioactivities should be directly related to the interaction between the above-
Spectroscopy and Spectral Analysis
  • Publication Date: Nov. 01, 2020
  • Vol.40 Issue, 11 3483 (2020)
Detection of I- in Water by the Hg2+@CDs Fluorescent Sensor
YE Jia-wen, CHANG Jing-jing, GENG Yi-jia, CUI Yuan, XU Shu-ping, XU Wei-qing, and CHEN Qi-dan
In the human body, iodine is the key raw material for thyroid hormone. Moreover, thyroid hormone had a critical role in human growth and development and regulated metabolism, so iodine was played a vital role in the normal operation of the human body. The iodine was mainly in the form of iodinated amino acids presented
Spectroscopy and Spectral Analysis
  • Publication Date: Nov. 01, 2020
  • Vol.40 Issue, 11 3489 (2020)
Comparisons and Applications of Functional Equations for the Calculation of the Protein-Ligand Binding Constant Based on Fluorescence Spectral Data
ZHANG Jing, GAO Xuan, JIN Liang, WANG Hong-hui, and ZHOU Xi-ping
The binding interactions of proteins with ligands play important roles in the physiological and biochemical processes of organisms. Thus it is a research hotspot in many fields. A key objective of the investigations on Protein-Ligand binding is to obtain their binding constant (Kb) for evaluating the strength of their
Spectroscopy and Spectral Analysis
  • Publication Date: Nov. 01, 2020
  • Vol.40 Issue, 11 3494 (2020)
Analyzing Errors due to Measurement Positions and Sampling Locations for In Situ Measurements of Soil Organic Matter Using Vis-NIR Spectroscopy
ZHANG Hao-dan, SUN Xiao-lin, WANG Xiao-qing, and WANG Hui-li
Due to the heterogeneity of soil, there are spectral differences between different measurement positions of a soil sample and among different samples of a soil genetic layer. As a result, an estimated value of a soil property using in situ spectra of soil inevitably has errors. However, these errors have not been revea
Spectroscopy and Spectral Analysis
  • Publication Date: Nov. 01, 2020
  • Vol.40 Issue, 11 3499 (2020)
Effect of Near Infrared Hyperspectral Imaging Scanning Speed on Prediction of Water Content in Arabidopsis
LÜ Meng-qi, SONG Yu-jie, WENG Hai-yong, SUN Da-wei, DONG Xiao-ya, FANG Hui, and CEN Hai-yan
Hyperspectral imaging technology can non-destructively detect physicochemical information of plants with different dimensions. Existing researches often focus on analyzing the average spectrum of hyperspectral images, ignoring the information of their spatial dimensions. In this study, the model plant Arabidopsis thali
Spectroscopy and Spectral Analysis
  • Publication Date: Nov. 01, 2020
  • Vol.40 Issue, 11 3508 (2020)
Fast Prediction Method of Thermal Aging Time and Furfural Content of Insulating Oil Based on Near-Infrared Spectroscopy
JIANG You-lie, ZHU Shi-ping, TANG Chao, SUN Bi-yun, and WANG Liang
Accurate assessment of transformer oil-paper insulating thermal aging serves as an important part to ensure the safe operation of power equipment. The successful application of Near Infrared Spectroscopy in petrochemicals and other fields provides new ideas for electrical insulation testing. The accelerated thermal agi
Spectroscopy and Spectral Analysis
  • Publication Date: Nov. 01, 2020
  • Vol.40 Issue, 11 3515 (2020)
Evaluation and Modifying of Multispectral Drought Severity Index
LIU Jun, LIANG Shao-qing, LI Yan-rong, QIN Rong-rong, ZHANG Tao-ran, YANG Qiang, and DU Ling-tong
Drought is a very destructive natural disaster. In recent years, affected by climate change, the frequency of drought is increasing all over the world, causing serious economic losses. Accurate monitoring of drought information is the basis of disaster prevention and reduction. Drought Severity Index (DSI) is a kind of
Spectroscopy and Spectral Analysis
  • Publication Date: Nov. 01, 2020
  • Vol.40 Issue, 11 3522 (2020)
Identification of Chilled and Frozen-Thawed Salmon Based on Hyperspectral Imaging Technology
SUN Zong-bao, LIANG Li-ming, LI Jun-kui, ZOU Xiao-bo, LIU Xiao-yu, and WANG Tian-zhen
Salmon is a kind of marine fish with rich nutrition and delicious taste. In recent years, the consumption market of salmon in China wasin great demand, and the import volume of salmon was increasing. The import methods mainly included chilled salmon and frozen salmon. Compared with frozen salmon, chilled salmon can ret
Spectroscopy and Spectral Analysis
  • Publication Date: Nov. 01, 2020
  • Vol.40 Issue, 11 3530 (2020)
Rapid Determination of Canthaxanthin in Egg Yolk by First Order Derivative Spectroscopy
ZHAO Qiu-ling, SHI Ya-jing, and ZHANG Zhen-yu
In order to make huge profits, the illegal traders add canthaxanthin to chicken feed to make fake native eggs, which seriously damages the rights and interests of consumers. Both canthaxanthin and yolk coloring (lutein, zeaxanthin and carotene) are linear polyene molecules with similar structures and similar molecular
Spectroscopy and Spectral Analysis
  • Publication Date: Nov. 01, 2020
  • Vol.40 Issue, 11 3537 (2020)
Study on Extracting Characteristic Wavelength of Soybean Physiological Information Based on Hyperspectral Technique
LIU Shuang, YU Hai-ye, PIAO Zhao-jia, CHEN Mei-chen, YU Tong, KONG Li-juan, ZHANG Lei, DANG Jing-min, and SUI Yuan-yuan
The accurate acquisition and prediction of physiological information can provide a basis for the fine management of planting. The traditional soybean physiological information inversion methods have low detection efficiency, cumbersome operation process and mostly damage detection. To this end, this paper uses hyperspe
Spectroscopy and Spectral Analysis
  • Publication Date: Nov. 01, 2020
  • Vol.40 Issue, 11 3542 (2020)
Detection of Component Content Changes During Tofu Formation Based on Hyperspectral Imaging Technology
WANG Cheng-ke, ZHANG Ze-xiang, HUANG Xiao-wei, ZOU Xiao-bo, LI Zhi-huang, and SHI Ji-yong
Tofu was a traditional food in China in two thousand years. However, it is still mainly produced by individual workshop, and the security and uniformity of quality is difficult to guarantee. Water and protein content are important factors which affecting the quality of tofu. The traditional detection method for water a
Spectroscopy and Spectral Analysis
  • Publication Date: Nov. 01, 2020
  • Vol.40 Issue, 11 3549 (2020)
Ripeness Assessment of Tomato Fruit by Optical Absorption and Scattering Coefficient Spectra
HUANG Yu-ping, WANG De-zhen, ZHOU Hai-yan, YANG Yu-tu, and CHEN Kun-jie
Maturity is one of the most important parameters in determining the picking time and assessing the postharvest quality. As the maturity of tomato fruit advanced, the chlorophyll content decreases, while anthocyanin starts to increase, resulting in color changes for tomato fruit, which suggests color characteristics is
Spectroscopy and Spectral Analysis
  • Publication Date: Nov. 01, 2020
  • Vol.40 Issue, 11 3556 (2020)
Study on Cefradine Granules Component Analysis and Calibration Transfer Method Based on Near-Infrared Spectroscopy
ZHOU Zi-kun, LI Chen-xi, WANG Zhe, LIU Rong, CHEN Wen-liang, and XU Ke-xin
Near-infrared spectroscopy (NIRS) technology has distinct advantages in component detection for its characteristics of high-speed and low-cost, which is essential for the supervision of drug quality and safety. Studying the method of drug component detection based on NIRS technology is significant for improving the lev
Spectroscopy and Spectral Analysis
  • Publication Date: Nov. 01, 2020
  • Vol.40 Issue, 11 3562 (2020)
Research on the Visualization Differentiation of Atractylodes Lancea Granule Manufactures Based on Hyperspectral Imaging Technology Combined With the Selection of Characteristic Wavelengths
HUANG Ye, LIU Li, LIANG Jing, YANG Hong-xia, LI Xiao-li, and XU Ning
In order to provide theoretical guidance for the visualization differentiation of Atractylodes Lancea granules based on hyperspectral imaging, competitive adaptive reweighted sampling (CARS) and correlation analysis (CA) was used to select two characteristic wavelengths. A new method for traceability of Atractylodes La
Spectroscopy and Spectral Analysis
  • Publication Date: Nov. 01, 2020
  • Vol.40 Issue, 11 3567 (2020)
Study on Establishment of Near-Infrared Quantitative Model for Salvianolic Acid B in Naoxintong Capsule Based on the System Modeling Idea
GAO Rui-lin, YANG Peng-shuo, XU Gang, WU Xiao-wen, YANG Chang, and SHI Xin-yuan
NIR quantitative modeling mainly involves four process parameters: the selection of sample set, spectra pre-processing, latent variables and variable selection methods. And in the traditional method, the optimization of the PLS modeling parameters was step by step according to the model evaluation indexes and the inter
Spectroscopy and Spectral Analysis
  • Publication Date: Nov. 01, 2020
  • Vol.40 Issue, 11 3573 (2020)
Changes of Tumor Cell Components Induced by Pain-Related Neuropeptides SP Investigated by Synchrotron Radiation Infrared Microscopic Imaging Technology
YANG Chao, ZHU Zhen, LI Jing, SUN Yun-heng, OUYANG Xue-yan, WANG Jia-wei, HUANG Qian, DING Gang, WANG Yao-sheng, and JIANG Feng
Pain is one of the most common symptoms in cancer patients, but for a long time, the control of pain symptoms in clinical cancer treatment still cannot get enough attention. The mechanism of pain promoting tumor has not been fully understood. Substance P (SP), as a neuropeptide mediating pain, is highly expressed in se
Spectroscopy and Spectral Analysis
  • Publication Date: Nov. 01, 2020
  • Vol.40 Issue, 11 3579 (2020)
Chemical Construction Changes of Compression Wood Main Components in Longitudinal Tension by the FTIR Analysis
WANG Dong, LIN Lan-ying, FU Feng, and HU La
The adaptive growth of compression wood (CW) leads to the changes of chemical properties of coniferous wood, which the change of microfibril angle (MFA) affects the wood mechanical properties and macromolecular deformation. In this paper, the Fourier transform infrared spectroscopy (FTIR) was explored together with mec
Spectroscopy and Spectral Analysis
  • Publication Date: Nov. 01, 2020
  • Vol.40 Issue, 11 3585 (2020)
Determination of Trace Urea by Resonance Rayleigh Scattering-Energy Transfer Spectroscopy Coupled With Polystyrene Nanoprobe and Dimethylglyoxime Reaction
YAO Dong-mei, LU Shan-shan, WEN Gui-qing, LIANG Ai-hui, and JIANG Zhi-liang
Urea is the final product of amino acid metabolism and is widely used in agriculture as a nitrogen fertilizer. However, when the concentration of urea accumulates to a certain value in the human body, it will cause certain damage to the organs of the human body. Therefore, it is of great significance to establish a sim
Spectroscopy and Spectral Analysis
  • Publication Date: Nov. 01, 2020
  • Vol.40 Issue, 11 3590 (2020)
Effect of Substituent Structure of Benzothiazole Probe on Recognition to Metal Ion
JIA Hui-jie, ZHU Ning, GAO Yuan-yuan, WANG Ya-qi, and SUO Quan-ling
For the characteristics of fast detection and good selectivity about fluorescence probe for recognition to metal ions, the synthesis of probes 6-(3,5-dimethyl phenoxy)-5-amine-2-phenylbenzothiazole (L4) and 6-(3,5-dimethyl phenoxy)-5-benzamide-2-benzothiazole (L5) was designed. The molecule structures of L4 and L5 were
Spectroscopy and Spectral Analysis
  • Publication Date: Nov. 01, 2020
  • Vol.40 Issue, 11 3594 (2020)
Quantitative Analysis Method for Mixture With Known Components Based on Raman Spectroscopy
YAN Fan, ZHU Qi-bing, HUANG Min, LIU Cai-zheng, LEI Ze-min, ZHANG Heng, ZHANG Li-wen, and LI Min
Quantitative analysis of mixture components by Raman spectroscopy is a difficult problem in analytical chemistry.The existing quantitative analysis methods of the mixture based on machine learning (such as support vector regression, partial least squares) have the problems of difficult to obtain training samples and po
Spectroscopy and Spectral Analysis
  • Publication Date: Nov. 01, 2020
  • Vol.40 Issue, 11 3599 (2020)
Two-Dimensional Perturbation Correlation Infrared Spectroscopy Analysis of Animal Manure Biochar
GUI Xiang-yang, LIU Chen, XU Ji-hong, DUAN Fang-lei, FANG Shu-wei, and LI Fei-yue
More attention has been paid to biochar which has been hot research area as a novel environmental functional material due to its special structure and physicochemical properties, it has multiple environmental benefits such as pollution remediation, soil improvement, carbon sequestration and emission reduction. The phys
Spectroscopy and Spectral Analysis
  • Publication Date: Nov. 01, 2020
  • Vol.40 Issue, 11 3606 (2020)
Plasma Emission Spectroscopy Analysis of Two-Way Microwave Coupled Reaction Cavity
LI Fang-hui, HE Zhong-wen, CAO Wei, ZHAO Hong-yang, FU Qiu-ming, XU Chuan-bo, and MA Zhi-bin
The reaction chamber is used as the core of the optical fiber preform by microwave plasma chemical vapor deposition. The structure directly affects the electromagnetic field distribution in the reaction chamber, which affects the plasma state. Therefore, it is necessary to study the structure of the reaction chamber. I
Spectroscopy and Spectral Analysis
  • Publication Date: Nov. 01, 2020
  • Vol.40 Issue, 11 3613 (2020)
Laser-Induced Breakdown Spectroscopy for Heavy Metal Analysis of Zn of Ocean Sediments
ZHANG Chao, ZHU Lin, GUO Jin-jia, LI Nan, TIAN Ye, and ZHENG Rong-er
With the rapid development of economy, the intensely deepening pollutions in the ocean and rivers have become a major issue. As a key indicator of environmental assessment, the sediments can offer important information on heavy metal pollution. Infield investigation, rapid and real-time detection method for sediments i
Spectroscopy and Spectral Analysis
  • Publication Date: Nov. 01, 2020
  • Vol.40 Issue, 11 3617 (2020)
FTIR Spectral and Microscope Analysis of Textile Residues on the Surface of the Bag for Storing Bows Excavated From Qin Shihuang’s Terra-Cotta Warriors Museum
YANG Lu, HUANG Jian-hua, SHEN Mao-sheng, YU Meng-nan, WANG Li-qin, and WEI Yin-mao
For the investigation of the textile residues on the surface of the bag for storing bows in Qin dynasty, which was discovered in the third archaeological excavation of Qin Shihuang’s Terra-Cotta Warriors, the Fourier Transform Infrared Spectroscopy (FTIR), Scanning Electron Microscope (SEM) and Three-dimensional Video
Spectroscopy and Spectral Analysis
  • Publication Date: Nov. 01, 2020
  • Vol.40 Issue, 11 3623 (2020)
Investigating and Studying of the Sooty Murals at Mutisi Grottoes With the Infrared Photography
ZHANG Yao, LI Bo, ZHENG Yu, MA Xian-jun, and GUO Hong
As one of the oldest painting art forms, the mural is an extremely important cultural relic. This kind of painting, which expresses the author’s ideas, decorate buildings, propagates ideas and expresses religious worship through images and colors, exists in every aspect and corner of historical life. Because of the rel
Spectroscopy and Spectral Analysis
  • Publication Date: Nov. 01, 2020
  • Vol.40 Issue, 11 3628 (2020)
Study on Correction Algorithms of Characteristic Peak Drift in X-Ray Spectrum
TANG Lin, LIAO Xian-li, LIU Xing-yue, ZHAO Yong-xin, LI Yue-peng, and YU Song-ke
In order to solve the problem of abrupt pulse appearing in switch reset preamplifier of high-performance silicon drift detector using digital slow triangulation algorithm and the problem of characteristic peak drift caused by amplitude damage of such pulse after forming, a correction algorithm of characteristic peak dr
Spectroscopy and Spectral Analysis
  • Publication Date: Nov. 01, 2020
  • Vol.40 Issue, 11 3633 (2020)
Spectroscopic Characteristics of Turquoise With Reddish-Brown Stripes From Shiyan, Hubei Province
KU Ya-lun, YANG Ming-xing, and LIU Jia
Striped turquoise is a kind of popular variety in the turquoise market of Shiyan, Hubei Province. In this paper, a turquoise sample with the light blue-green substrate and reddish brown stripes was studied. Moreover, reddish brown stripes regularly distributed on the light blue-green turquoise substrate. It has been te
Spectroscopy and Spectral Analysis
  • Publication Date: Nov. 01, 2020
  • Vol.40 Issue, 11 3639 (2020)
Eco-Friendly Fabrication of Selenium Nanoparticles by Solidstate Thermal Decomposition of SeCl4-L-Glutamine Precursor: Spectroscopic Characterizations
Sattam Al-Otaibi
In this article, spherical black spots-like selenium metal nanoparticles were synthesized. Accordingly, this experimental work proposed an innovative facile, green, one-step and solvent-free strategy to a large scale synthesis of Se-NPs via thermal decomposition of green precursor. The Se(Ⅳ) L-glutamine precursor was p
Spectroscopy and Spectral Analysis
  • Publication Date: Nov. 01, 2020
  • Vol.40 Issue, 11 3644 (2020)
Synthesis and Spectroscopic Characterizations of New Mercury(Ⅱ), Cerium(Ⅲ), and Thorium(Ⅳ) Captopril Drug Complexes
Samy M. El-Megharbel, and Moamen S. Refat
In this article, three types of metal ions with different oxidation state as mercury(Ⅱ), cerium(Ⅲ) thorium(Ⅳ) have been reacted with captopril drug (CAP). The isolated solid complexes were explained using elemental analysis, conductance measurements, infrared and 1H-NMR spectroscopy as well as the thermo gravimetric (T
Spectroscopy and Spectral Analysis
  • Publication Date: Nov. 01, 2020
  • Vol.40 Issue, 11 3649 (2020)