Contents
2018
Volume: 38 Issue 9
52 Article(s)

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Trend Analysis of Raman Application in Cultural Relics and Archaeological Research
Da-wa SHEN, Fei ZHENG, Na WU, Yi-chi ZHANG, and Zhi-liang WANG
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.38 Issue, 9 2657 (2018)
The Theoretical Study of Anharmonic Vibrational Spectra of HOI
Heng-jie CHEN, Quan-wu WANG, Jia-wei ZHANG, and Jun WANG
The structure of the HOI molecule was optimized at first, by employing the coupled cluster theory (CC) with single, double, and perturbative triple excitations (CCSD(T)), the iterative triple excitations (CC3) and its variants (CCSDT-3), and the B3LYP method from the density functional theory (DFT) in conjunct with the
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.38 Issue, 9 2665 (2018)
Study on the Deposition and Optical Properties of GaN Films at Quartz Substrate
Dong ZHANG, Yan ZHAO, Shi-wei SONG, Yu-cai LI, Jian WANG, Xiao-guo BI, Jing GAO, and Chun-sheng WANG
The GaN thin film materials are widely used in light-emitting diode (LED), laser diode (LD) and other optoelectronic devices. But the preparation and application of GaN based device depends largely on its manufacturing cost. At present, because the single crystal sapphire crystal substrate has been merited, the GaN fil
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.38 Issue, 9 2672 (2018)
The Luminescence Characteristics of Alumina Ceramic Powder by the Low Temperature Combustion Synthesis
Huan-huan HUANG, Qian WANG, Li WU, and Meng-xiao LI
α-Al2O3∶C crystals possess high thermoluminescence (TL) sensitivity and have been widely used as thermoluminescence dosimeters, however, α-Al2O3∶C crystals dosimeter’s shape is not easy to process, the crystals growth requires sophisticated laboratories, high temperatures and highly reducing atmosphere and their manufa
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.38 Issue, 9 2676 (2018)
Structure and Optical Properties of YAG∶Ce3+, Mn+(Mn+=Ca2+, Gd3+) Nano-Phosphor
Li-bin XIA, Ling WANG, Lin-sheng WANG, Wei-xiong YOU, Jing-bing XIE, and Zi-cheng LI
The shortage for red-light of current commercial white-light LED due to a single yellow-light emitting of YAG∶Ce3+ phosphor restricts its development and application. Ce3+, Ca2+, Gd3+ doped respectively YAG Nano-phosphors in the paper were obtained by using sol-gel method. The phase composition, structure, morphology,
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.38 Issue, 9 2681 (2018)
Review of Terahertz Time Domain and Frequency Domain Spectroscopy
Can CAO, Zhao-hui ZHANG, Xiao-yan ZHAO, Han ZHANG, Tian-yao ZHANG, and Yang YU
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.38 Issue, 9 2688 (2018)
Study on Terahertz and Infrared Characteristic Absorption Spectra of Solid-State Fructose
Chao SONG, Ling DING, and Wen-hui FAN
As a simple ketonic monosaccharide, fructose can be found in honey and many plants. Along with glucose and galactose, fructose is one of the three dietary monosaccharides and is usually bonded to glucose to form the disaccharide sucrose. Pure fructose is white crystal at room temperature and has been widely used in the
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.38 Issue, 9 2700 (2018)
Investigations on Spectra of Terahertz and Raman of L-Alabinose at Fingerprint Region
Tong-fu SU, Chang-qing WANG, Guo-zhong ZHAO, Su-fang FAN, Guo-yu YANG, Cui-lian XU, and Hui SU
In order to further understand the synthesis and biodegradation mechanism of L-arabinose during the course of metabolism, terahertz time-domain spectroscopy and laser Raman spectrometer were used to measure the vibrations of their groups in this paper. The results shows that: in the frequency range of 5~85 cm-1 frequen
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.38 Issue, 9 2713 (2018)
Effects of Li Ions on the Thermal Radiation Induced by NIR Laser in Rare Earth Doped Oxide
Yang ZHANG, Peng SUN, Lu LIU, De-xing WANG, Shu-yan CHEN, Li CHENG, Li-ping SU, Zheng ZHU, and Yang CHEN
Thermal radiation induced by NIR laser, from rare earth doped oxides show promising potentials in many applications, due to their relatively high luminescent efficieny in the visible light region. Therefore, further enhancing the efficiency of this type of thermal radiation is of vital importance. In this paper, we pro
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.38 Issue, 9 2725 (2018)
Study on the Oxidation Roasting of High-Sulfur Bauxite by DSC-TG-FTIR Coupling
Si-meng CHENG, Shao-wu JIU, Hui LI, Yan-xin CHEN, and Bo ZHAO
Desulfurization is the prerequisite of high-sulfur bauxite comprehensive utilization. Researches of roasting characteristics of high-sulfur bauxite provide foundations for developing a new desulfurization technology. Coupling test of thermal analysis and Flourier transform infrared (FTIR) spectrum analysis was carried
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.38 Issue, 9 2730 (2018)
Study on the Infrared Radiation Characteristics of the GOX/KERO Engine Plume
Hong-hua CAI, Wan-sheng NIE, Ling-yu SU, and Tian-yi SHI
A method for calculating infrared radiation characteristics of the gas oxygen/kerosene (GOX/KERO) engine plume considering soot particles was proposed, first of all, the simulation of engine internal flow field was carried out, and the plume flow field was calculated using the nozzle throat as the inlet boundary of the
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.38 Issue, 9 2735 (2018)
Determination of Performance of Different Concentration Ethanol Diesel Oil Based on Mid Infrared Spectroscopy
Yan-de LIU, Ling-yu YE, Tian-yi TANG, Ai-guo OUYANG, Xu-dong SUN, and Yu ZHANG
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.38 Issue, 9 2741 (2018)
The Micro Mid-Infrared Spectral Study on Quench of Natural and Synthetic Ametrine
Tian SHAO, Ze-min LUO, Tao CHEN, and Shen Andy Hsitien
Ametrine is the valuable variety in alpha quartz, and its mid-Infrared (MIR) spectra research helps to understand the differences of violet and yellow zones in amtrine. The natural and synthetic ametrine have the specific MIR absorption spectra in the violet-yellow color zones respectively. When quenched under the diff
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.38 Issue, 9 2749 (2018)
Rapid Detection of Tomato Mosaic Disease in Incubation Period by Infrared Thermal Imaging and Near Infrared Spectroscopy
Wen-jing ZHU, Lin LI, Mei-qing LI, Ji-zhan LIU, and Xin-hua WEI
The lagging diagnosis method of tomato mosaic disease results in untimely and excessive application of pesticide. The conventional nondestructive testing methods were unable to be applied at early recognition in the incubation period. In this study, the infrared thermal imaging information acquisition system was design
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.38 Issue, 9 2757 (2018)
Near Infrared Spectroscopy Analysis Based Machine Learning to Identify Haploids in Maize
Wei LI, Jin-long LI, Wei-jun LI, Li-wei LIU, Hao-guang LI, Chen CHEN, and Shao-jiang CHEN
Haploid identification is a very important part of doubled haploid technology in maize. In this reasearch, we studied the near-infrared transmission spectra of a large number seeds of haploids and heterozygous diploids to establish an accurate model for haploid identification. Compared with the average spectrum of all
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.38 Issue, 9 2763 (2018)
Visualization of the Interaction between NDs and Cells with 3D Raman Imaging
Dan-dan LI, Xin CHEN, Hong WANG, Yang FU, Yuan YU, and Jin-fang ZHI
Nanodiamonds, with good bio-compatibility, chemical stability, drug accommodatingability, fluorescence signals and many other superior properties, have attracted growing attention for anti-cancer drug delivery and bio-imaging applications in recent decades. In this work, the intrinsic Raman signal (1 332 cm-1) of nanod
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.38 Issue, 9 2770 (2018)
Hydrogen Bonding Effect on the Surface Tension and Viscosity of DMSO Aqueous Solutions Studied by Raman Spectroscopy
Shun-li OUYANG, Ming-zhe ZHANG, Qing-cheng HU, Hai-yan WEI, and Nan-nan WU
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.38 Issue, 9 2778 (2018)
Surface-Enhanced Raman Spectroscopy for Rapid and Accurate Detection of Fenitrothion Residue in Maize
Lin-sheng HUANG, Fang WANG, Shi-zhuang WENG, Fang-fang PAN, and Dong LIANG
Fenitrothion, an organophosphate insecticide widely appeared in agricultural crop cultivation, is commonly used to prevent and control insect pests in maize. However, excessive or unreasonable application lead to the accumulation of pesticide residues in maize, which concern to agricultural products safety and human he
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.38 Issue, 9 2782 (2018)
Screening of Antibiotic-Resistant Bacteria in Activated Sludge and Study of Their Raman Spectroscopy
Qiang YU, You-peng CHEN, and Jin-song GUO
Antibiotic pharmaceutical wastewater is difficult to be treated in wastewater treatment field. The study of interaction mechanism between antibiotic and microorganism is of great significance for solving antibiotic wastewater treatment problem. As Raman spectroscopy offers a nondestructive, noninvasive, and water-insen
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.38 Issue, 9 2788 (2018)
Rapid and Simultaneous Detection of Sodium Benzoate and Potassium Sorbate in Cocktail Based on Surface-Enhanced Raman Spectroscopy
Xiao-qian FANG, Yan-kun PENG, Wen-xiu WANG, Xiao-chun ZHENG, Yong-yu LI, and Xiao-pu BU
This paper established an optimal analytical model for rapid and simultaneous detection of sodium benzoate and potassium sorbate in cocktail by using surface-enhanced Raman technique, based on the self-built laboratory Raman point scanning system. Silver colloidal nanoparticles were prepared by reduction of silver nitr
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.38 Issue, 9 2794 (2018)
A Raman Spectrum Detection Method for Quality of Cucumber Covered PE Plastic Wrap
Yan LI, Yan-kun PENG, and Chen ZHAI
Now transparent plastic wrap packaging gains great popularity because of its characteristics like convenience, economy and sanitation and be widely used in supermarket stores and daily life, which increases difficulties in detecting food and agricultural products. Thus a rapid nondestructive detecting method to detect
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.38 Issue, 9 2800 (2018)
The Conformation of Sophocarpidin by Vibrational Circular Dichroism and DFT Calculations
Ning-jie SUN, Xiao-li CAI, Yue-fei ZHANG, Ru-an CHI, and Xu Yunjie
Sophocarpidin was measured in thin film using a Fourier Transform infrared spectrometer (FTIR) with a vibrational circular dichroism (VCD) module, meanwhile, the theoretical IR and VCD spectroscopy were calculated at the B3LYP/cc-PVTZ and B3LYP/6-311+G(d,p) levels of theory in density functional theory (DFT) within the
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.38 Issue, 9 2806 (2018)
Distinguishing Extra Virgin Olive Oil Based on the Correlation Coefficient of Visible Absorption Spectrum of Vegetable Oil
Hong-peng WANG, and Xiong WAN
Currently there are many brands of olive oil on the market, and the quality of olive oil is uneven, so it is an urgent need to improve the classification of olive oil classification and extra virgin olive oil identification method. Visible absorption spectroscopy can be used to detect non-added reagents without direct
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.38 Issue, 9 2814 (2018)
Study on Biological Toxicity Response Characteristics of Algae Chlorophyll Fluorescence to Herbicides
De-hua ZHAO, Jian-sheng CUI, Li-li DUAN, Tong WU, Li-xin WANG, Da-xi LIU, and Qing-jun GENG
Chlorella pyrenoidosa, Microcystis aeruginosa and Scenedesmus obliqnus were selected as sensitive algae in this experiment. The effect of microalgae Phtosynthesis characteristic was studied after exposure of 4 kinds of herbicides (Atrazine, Diuron, Propanil and Bentazone) and its mixture. Meanwhile, the best response t
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.38 Issue, 9 2820 (2018)
Aging Behavior of Bitumen Based on Three-Dimensional Fluorescence Spectroscopy
Ning TANG, Yu-li YANG, Ting FANG, Wen-li WANG, Shi-yue CAO, and Wen-hao PAN
Bitumen is easy to age under the natural environment of light, heat and oxygen. A good deal of damages of pavement caused by bitumen aging such as crack, chap and trenches, as well as the service life of asphalt pavement are shortened. In order to improve the durability of asphalt pavement and reveal the change rule of
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.38 Issue, 9 2828 (2018)
Laser-Induced Plant Fluorescence Lifetime Correction Technique and Its Properties Analysis
Wen-bo WAN, and Jun-hong SU
Laser-induced chlorophyll fluorescence lifetime measurement is a novel technique for evaluating plant growth status and environmental monitoring. This method is developed on the basis of plant fluorescence spectrum analysis technique. According to the physical properties of chlorophyll fluorescence signal and informati
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.38 Issue, 9 2835 (2018)
Method for Detecting Pesticide Content of Carbofuran by Fluorescence Spectrometry
Yu-tian WANG, Jun-zhu WANG, Feng-kai SHANG, and Xu BIAN
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.38 Issue, 9 2843 (2018)
Extraction of Solar Spectral Information Based on Principal Component Analysis
Yun-fang CAI, Kai-fan JI, and Yong-yuan XIANG
Solar spectrum observation is one of the effective methods to study solar atmospheric phenomena. In this paper, a method of extracting and reconstructing solar spectral information based on principal component analysis (PCA) was proposed. Besides, the relation between the noise suppression degree of reconstructed data
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.38 Issue, 9 2847 (2018)
Stuay of Mineral Admixtures as Fine Aggregate on Hydration Products and Spectral Performance of Mortar
Fu-fei WU, Shuang-kuai DONG, Zhen-hua ZHAO, Jing-wei GONG, and Ke-bin SHI
Fly ash, lithium slag and steel slag as industrial waste, replace quality cement to prepare cement mortar and concrete, but its utilization is often low, so using these industrial waste in large quantities by using X-ray diffraction (XRD), thermal analyzer, Fourier infrared spectrometer and scanning electron microscope
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.38 Issue, 9 2853 (2018)
Simulated Lunar Soil Emissivity Spectrum Measurement Experiment and Accuracy Valuation
Ming MA, Sheng-bo CHEN, Peng LU, Yang XIAO, and Qian YANG
The minerals identification and component retrieval obtained from reflectance spectrum of lunar samples were greatly affected by the environment of lunar surface, and had been applied to approximately 5% of the lunar surface where lunar soil was immature. In contrast, the emission spectrum of lunar samples which is mai
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.38 Issue, 9 2866 (2018)
Mineralogical and Spectral Characteristics of Tanzanite
Meng LAI, Zong-ting LIAO, Ru-zeng YANG, Zheng-yu ZHOU, and Qian ZHONG
In this paper, the Tanzanite samples from Merelani Tanzania have been respectively tested and analyzed by electron probe, EMXPLUS ESR spectrometer; SDT, UV VIS spectrometer and Fu Liye transform infrared spectrometer. The results show that: the Tanzanite samples are mainly composed of SiO2, Al2O3 and CaO, V2O5 has the
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.38 Issue, 9 2872 (2018)
Spectral Characteristics of Pb Plasma in Soil at Low Pressure
Song-ning XU, Chuan-xiang LI, Ri-bo NING, Qian LI, and Ran JIANG
In this paper, the effect of ambient pressure (between 1.01×105 and 1×102 Pa) on soil plasma radiation and element detection limit was studied by using Nd∶YAG laser to induce soil plasma. The research shows that the spectral intensity of soil plasma and the signal-to-background ratio increase first and then d
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.38 Issue, 9 2877 (2018)
The Spectral Characteristic Variation Analysis of Three Typical Desert Plants in Growing Season
Li-ge JIA, Bo ZHANG, and Huai-dong WEI
The growth, change and succession of desert plants are significant indicators of the ecosystem in desert areas. At present, there are many studies on desert plant monitoring and desert plant spectrum based on fixed time sampling data, but few studies on a long time dynamic spectrum. The spectral discrimination of deser
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.38 Issue, 9 2881 (2018)
Dendrolimus Punctatus Walker Damage Detection Based on Fisher Discriminant Analysis and Random Forest
Zhang-hua XU, Xu-ying HUANG, Lu LIN, Qian-feng WANG, Jian LIU, Chong-cheng CHEN, Kun-yong YU, Hua-kang ZHOU, and Hua-feng ZHANG
The construction of the pest detection algorithm is a process of coupling the “ground-space” features, which is an important guarantee to realize its remote sensing monitoring. Taking Sanming City, Jiangle County, Sha County and Yanping District in Nanping City in Fujian Province as the experimental areas, it gathered
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.38 Issue, 9 2888 (2018)
Prediction Method of Wood Bending Strength Based on KF Optimizing NIR
Hui-ling YU, Shen PAN, Yu-liang LIANG, and Yi-zhuo ZHANG
The bending strength is an important index to evaluate the mechanical properties of wood, and the rapid and accurate prediction of its nature is a scientific problem with engineering application value. In this paper, the wood bending strength is predicted by near infrared spectroscopy (NIR), combined with Kalman filter
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.38 Issue, 9 2897 (2018)
Structure Characteristics of Mineral-Microbial Residues Formed by Microbial Utilization of Lignin Based on the Participations of Different Clay Mineral Types
Shuai WANG, Jun-ping XU, Dian-yuan CHEN, Shuai JIANG, Xing-ji LI, Bing-han SHENG, and Sean Schaeffer
The catalytic action of clay minerals have an important contribution to the formation of humic substance (HS) from the lignin. In order to elucidate the relationship among the microorganisms, lignin and clay mineral effectively and reveal the structural characteristics of mineral-microbial residues, the method of liqui
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.38 Issue, 9 2903 (2018)
Effects of Different Microwave Conditions on the Inhomogeneity of Glycation Products of Egg White and Glucose
Huan XIE, Zong-cai TU, Hui WANG, and A-mei WANG
In this study, the mixed system of the powder of egg white and glucose were constructed as the research object of glycosylation reaction model. We changed the power and heat time of the microwave oven to investigate how the position influence the level of the reaction using fluorescence, UV and other methods. In this e
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.38 Issue, 9 2910 (2018)
Visualization of Petroleum Hydrocarbon Content in Latosol Based on Hyperspectral Imaging Technology
Zhi-li CHEN, Qiang LIU, Wen-qi YIN, Hong-tao LIU, and Yi YANG
Hyperspectral imaging technology is a rapid and nondestructive technique, which has the characteristic of combining the image and spectra, each band will represent an image, each pixel displays a spectra. Hyperpectral image can not only obtain spectral information of the samples, but also spatial information of objects
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.38 Issue, 9 2916 (2018)
Research on the Application of UAV Multispectral Remote Sensing in the Maize Chlorophyll Prediction
Zhi-hui MAO, Lei DENG, Jie SUN, Ai-wu ZHANG, Xiang-yang CHEN, and Yun ZHAO
Chlorophyll content is an important parameter in plant growth and is closely related to crop yield. Unmanned aerial vehicle (UVA) remote sensing technology as a new means of data acquisition, has been widely used in agriculture. In this study, take maize as an example, two light and small multispectral sensors (MCA and
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.38 Issue, 9 2923 (2018)
A New Model for Predicting Black Soil Nutrient Content by Spectral Parameters
Dong-hui ZHANG, Ying-jun ZHAO, and Kai QIN
In the field of soil digital mapping, precision agriculture and soil resource investigation, the study of aerial hyperspectral data to provide scientific prediction results by aerial hyperspectral have become the focus of research, especially in the case of black soil rich in nutrients in Northeast China. The data sour
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.38 Issue, 9 2932 (2018)
Multi-Element Analysis of Jatropha curcas L. Oil Using Inductively Coupled Plasma Tandem Mass Spectrometry
Bo JIANG, and Jian-hua HUANG
According to the development of industrialization and modernization, much more conventional fossil energy resource is excess consumed, with the depletion of non-renewable energy resource, the development of new renewable energy was urgently needed. As one of the hottest concerned biodiesel resources, Jatropha curcas L.
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.38 Issue, 9 2937 (2018)
Ions-Leaching Rates Rules of Low-Calcium Fly Ash in NaOH Solutions Based on ICP-OES
Bo YIN, Tian-he KANG, Jian-ting KANG, and Yue-juan CHEN
The slow release of potential pozzolanic activity of low-calcium fly ash slows down its large-scale utilization, and enhance leaching rate of Si4+, Al3+ and Ca2+ of fly ash through alkali activation, which will play positive effects for accelerating the active release of low-calcium fly ash. In this study, low-calcium
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.38 Issue, 9 2943 (2018)
Quantitative Analysis of Carbon in Low-Carbon Alloy Steel by Collinear DP-LIBS
Lei LI, Hong-fei NIU, Jing-jun LIN, Chang-jin CHE, and Xiao-mei LIN
Carbon (C) is one of the key elements for alloy steel properties. In this paper, we used collinear double pulse laser induced breakdown spectroscopy to detect C in alloy steel samples under argon atmosphere in order to improve the sensitivity of detection of C content in low-carbon alloy steels. Firstly, the plasma ima
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.38 Issue, 9 2951 (2018)
Extracting Convolutional Features of WDMS Spectra with Anti Bayesian Learning Paradigm
Wen-yu WANG, Ge-lin GUO, Chun-yu MA, and Bin JIANG
In the task of White Dwarf+Main Sequence (WDMS) finding in massive spectral data release, convolution can significantly improve the classification accuracy by extracting hierarchical, translational-invariant features. In this paper, by designing one dimensional convolutional neural network (1-D CNN) which was further t
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.38 Issue, 9 2962 (2018)
Analysis of Stray Light Influence to Modulation on Fourier Transform Spectrometer
Fang CHEN, Chao GAO, and Peng-mei XU
In the remote sensing application, the interferometer, especially Fourier Transform Spectrometer, is required to be of high spectral resolution and high signal to noise (SNR). Therefore, the modulation reduction caused by stray light, which is introduced by multiple reflections of beam splitter and compensator, has bee
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.38 Issue, 9 2966 (2018)
Research on a Novel Static Imaging Spectrometer
Li-hua HAO, Xiao-dong LU, and Ming-quan WANG
The static interference system has the advantages of good stability and strong anti-interference ability, as well as disadvantages of low spectral resolution, nonadjustable spectral resolution, and so on. Aiming at such shortcomings of static interferometric imaging spectroscopy systems, a novel static imaging spectros
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.38 Issue, 9 2971 (2018)
Noise Analysis and Processing Method of Environment Monitoring Instrument
Quan ZHANG, Shu-hua HUANG, Yu-ze TIAN, Yue-lin LU, Min-jie ZHAO, Hai-jin ZHOU, Xin ZHAO, Yu WANG, and Fu-qi SI
The noise has a significant effect on the Signal to Ratio(SNR) of the trace gas absorption spectrometer, which is a standard for evaluating the imaging quality and trace gas retrieving capability. To quantitatively assess factors affecting SNR, and remove the noise of the spectrometer system, the noise source of the sp
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.38 Issue, 9 2976 (2018)
Structural, Optical and Electrochromic Properties of WO3 Thin Films Prepared by Chemical Spray Pyrolysis Versus Spin Coating Technique
Karadeniz S. Morko, Tatar Demet, Erturul M., and Ekinci A. E.
Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.38 Issue, 9 2982 (2018)
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Spectroscopy and Spectral Analysis
  • Publication Date: Jan. 01, 1900
  • Vol.38 Issue, 9 1 (2018)