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SPECTRA: 作品数：1142被引量：1445H指数：13; 导出分析报告; 相关领域：理学更多>>; 相关作者：杨世学刘宇明何荣幸胡超陈颖更多>>; 相关机构：中国科学院广州海洋地质调查局东南大学上海交通大学更多>>; 相关期刊：更多>>; 相关基金：国家自然科学基金国家重点基础研究发展计划中国博士后科学基金国家高技术研究发展计划更多>>

Understanding X-ray absorption spectra by means of descriptors and machine learning algorithms被引量：1: 《npj Computational Materials》2021年第1期1877-1889,共13页A.A.Guda S.A.Guda A.Martini A.N.Kravtsova A.Algasov A.Bugaev S.P.Kubrin L.V.Guda P.Šot J.A.van Bokhoven C.Copéret A.V.Soldatov; A.Guda acknowledges the financial support from the Russian Foundation for Basic Research(project number 20-32-70227)for the work on the multicomponent mixtures.A.Bugaev and A.V.Soldatov acknowledge the Russian Science Foundation grant#20-43-01015 for the financial support for the work on the spectral descriptors.Authors acknowledge D.D.Badyukov from Vernadsky Institute of Geochemistry and Analytical Chemistry of Russian Academy of Sciences for providing samples for analysis.P.Šot acknowledges the Shell Global Solutions International,B.V.for funding the work on the synthesis of Fe-containing catalyst,and European Synchrotron Research Facility for awarded beamtimes at beamlines ID26,BM25,and Swiss Light Source for the beamtime at SuperXAS beamline.; X-ray absorption near-edge structure(XANES)spectra are the fingerprint of the local atomic and electronic structures around the absorbing atom.However,the quantitative analysis of these spectra is not straightforward....; 关键词：SPECTRA SPECTRA ABSORPTION

Absorption Spectra Calculation of Torus-type C_(120) and Its Nitrogen Doped Derivatives: 《Chinese Journal of Structural Chemistry》2019年第3期434-438,共5页FAN Guang ZHOU Cai-Hua XIE Ru-Yu; supported by the Science Foundation of Shaan’xi Province(No.2018JM2033);Shaan’xi Provincial Education Department Project(No.18JK0836);Undergraduate Training Programs for Innovation(No.201828004);the Teaching Reform Project(No.2017Y007); The absorption spectra of torus-type C_(120) and its derivatives doped by nitrogen(C_(119)N, C_(118)N_2, C_(115)N_5) have been investigated based on the density functional theory. The longest absorption band of torus-...; 关键词：torus-type C120 photodynamic therapy ABSORPTION SPECTRA

Investigation of Optical and Luminescence Properties of Soda Lime Borate Glasses Doped with Sm^(3+) Ion被引量：1: 《Journal of the Chinese Ceramic Society》2016年第1期26-32,共7页FALAK Zaman GUL Rooh NATTAPON Srisittipokakun JACKRAPONG Kaewkhao; This paper was to investigate the optical and luminescence properties of Sm^(3+) doped SLB glasses by a melt quenching technique. The optical and luminescence properties of the prepared glass samples were investigated...; 关键词：SODA LIME BORATE glass ABSORPTION LUMINESCENCE SPECTRA

Quantitative Analysis for Monitoring Formulation of Lubricating Oil Using Terahertz Time-Domain Transmission Spectroscopy被引量：2: 《Chinese Physics Letters》2012年第4期68-70,共3页TIAN Lu ZHAO Kun ZHOU Qing-Li SHI Yu-Lei ZHANG Cun-Lin; Supported by the Program for New Century Excellent Talents in University(No NCET-08-0841);the Beijing Natural Science Foundation(No 4122064);the Foresight Fund Program from China University of Petroleum(Beijing)(No QZDX-2010-01).; The quantitative analysis of zinc isopropyl-isooctyl-dithiophosphate (T204) mixed with lube base oil from Korea with viscosity index 70 (T204-Korea70) is presented by using terahertz time-domain spectroscopy (THz-TDS)...; 关键词：ABSORPTION SPECTRA enable

Water Vapor Detection System Based on Scanning Spectra: 《Photonic Sensors》2012年第1期71-76,共6页Shicong ZHANG Qiang WANG Yan ZHANG Fujun SONG Kun CHEN Guoqing CHOU Jun CHANG Pengpeng WANG Delong KONG Zongliang WANG Weijie WANG Yongning LIU Haiyong SONG; This work was supported by Natural Science Foundation of China （60977058）, Science Fund for Distinguished Young Scholars of Shandong Province of China （JQ200819）, Research Award Fund for Outstanding Middle-aged＇ and Young Scientist of Shandong Province of China （2007BS08003）, Independent Innovation Foundation of Shandong University （IIFSDU2010JC002）.; Scanning the absorption spectral line of water vapor through wavelength around 1368.597nm is successfully used to measure the value of micro-moisture content. The synchronous superposition average of original signal a...; 关键词：Water-vapor detection scanning spectra detecting under high gas pressure near-infrared absorption

Low temperature laser absorption spectra of methane in the near-infrared at 1.65 μm for lower state energy determination: 《Chinese Physics B》2012年第1期260-267,共8页Gao Wei Chen Wei-Dong Zhang Wei-Jun Yuan Yi-Qian Gao Xiao-Ming; Project supported by the National Natural Science Foundation of China(Grant No.41175036); Direct absorption spectra of the 2v3 band of methane （CH4） from 6038 to 6050 cm 1 were studied at different low temperatures using a newly developed cryogenic cell in combination with a distributed feedback （DFB） ...; 关键词：METHANE laser absorption spectroscopy cryogenic cell low temperature absorption spec-trum

Seismic attributes and integrated prediction of fractured and caved carbonate reservoirs in the Tarim Basin,China被引量：6: 《Petroleum Science》2011年第4期455-461,共7页Liu Lifeng Sam Zandong Sun Yang Haijun Han Jianfa Gao Hongliang Jing Bing Zhu Xinghui; co-supported by the National Basic Resarch Program of China (Grant No.2011CB201103);the National Scince and Technology Major Project (Grant No.2011ZX05004003); The carbonate reservoirs in the Tarim Basin are characterized by anisotropy and strong heterogeneity.Combined with an integrated analysis of data from seismic,geology,and drilling results,a series of attributes which ...; 关键词：Coherence analysis spectra decomposition seismic absorption and attenuation impedance inversion seismic attribute optimization

Characterization of Water Constituents Spectra Absorption in Chagan Lake of Jilin Province, Northeast China被引量：1: 《Chinese Geographical Science》2011年第3期334-345,共12页WANG Yuandong LIU Dianwei SONG Kaishan DU Jia WANG Zongming ZHANG Bai TANG Xuguang LEI Xiaochun WU Yanqing; Under the auspices of Knowledge Innovation Programs of Chinese Academy of Sciences (No.KZCX2-YW-341,KZCX2-YW-340);Key Project of Jilin Province Scientific and Technological Development Program (No.20080425); Research on the optical characteristics of water color constituents in Chagan Lake of Jilin Province,Northeast China was carried out in order to investigate the variability of the spectra absorption parameters as inpu...; 关键词：colored dissolved organic matter spectra absorption water constituents spectral slope Chagan Lake

Absorption, Fluorescence and Resonance Rayleigh Scattering Spectra of Interaction of Papain with Calf Thymus DNA被引量：1: 《Chinese Journal of Chemistry》2011年第4期822-828,共7页孔玲刘忠芳胡小莉刘绍璞; Project supported by the National Natural Science Foundation of China （No. 20875078）, the Youth Fund of Southwest University （No. 20710403） and Open Foundation of Large Instruments of Southwest University （No. 201005）.; In weak acidic medium, interaction between papain and calf thymus DNA （ctDNA） resulted in absorption spectral change, fluorescence quenching of papain and remarkable enhancement of resonance Rayleigh scattering （RR...; 关键词：PAPAIN calf thymus DNA absorption spectrum fluorescence spectrum resonance Rayleigh scattering

Structures and properties of novel 5,15-di[4-(5-acetylsulfanylpentyloxy)phenyl] porphyrin derivatives:Density functional theory calculations被引量：2: 《Science China Chemistry》2010年第10期2183-2192,共10页ZHU YiFei1,2, QI DongDong1, ZHANG LiJuan1, WAN Liang1, ZHANG YueXing1 & JIANG JianZhuang1 1Department of Chemistry, University of Science and Technology Beijing, Beijing 100083, China 2Department of Chemistry, Hebei North University, Zhangjiakou 075000, China; supported by the Na-tional Natural Science Foundation of China (20931001);Beijing Municipal Commission of Education,and China Postdoctoral Science Foundation (20090460210); Density functional theory (DFT) calculations have been carried out in order to compare the molecular structures, atomic charges, molecular orbitals, electronic absorption spectra, and infrared (IR) spectra of the meta...; 关键词：PORPHYRIN SUBSTITUENT effect electronic ABSORPTION SPECTRA IR SPECTRA density functional theory (DFT)

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