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SPECTROMETRY: 作品数：461被引量：896H指数：12; 导出分析报告; 相关领域：理学生物学更多>>; 相关作者：姜山何明武绍勇石磊李世红更多>>; 相关机构：中国计量科学研究院中国原子能科学研究院吉林大学广西大学更多>>; 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国家质检总局科技计划项目国家教育部博士点基金更多>>

Sniffing with mass spectrometry: 《Science Bulletin》2018年第20期1351-1357,共7页Miao-Miao Chen Hai-Feng Su Ying Xie Li-Fang He Shui-Chao Lin Mei-Lin Zhang Cheng Wang Su-Yuan Xie Rong-Bin Huang Lan-Sun Zheng; supported by the National Basic Research Program of China(2014CB845601);the National Natural Science Foundation of China(21721001,51572231,and 21390390); Gaseous compounds are usually on-line detectable on sensors. The limitations of conventional sensors are suffering from incapability for exactly identifying multiple components as well as incompatibility to possible t...; 关键词：AMBIENT mass SPECTROMETRY VOLATILE compounds Gas source locating On-line monitoring OLFACTION

Erratum to:Extinction efficiencies of mixed aerosols measured by aerosol cavity ring down spectrometry: 《Chinese Science Bulletin》2012年第26期3534-3534,F0003,共2页Lei Wang WeiGang Wang MaoFa Ge; In the original publication of this paper,the superscripted number relating to the current address of the corresponding author GE MaoFa has been documented incorrectly.The superscripted number should be '1' and not '2...; 关键词：气溶胶测量衰荡光谱光效率混合勘误信息上标

Extinction efficiencies of mixed aerosols measured by aerosol cavity ring down spectrometry被引量：4: 《Chinese Science Bulletin》2012年第20期2567-2573,共7页WANG Lei WANG WeiGang GE MaoFa; supported by the Knowledge Innovation Program of the Chinese Academy of Sciences(KJCX2-EW-H01,KJCX2-YW-N24);the National Basic Research Program of China(2011CB403401);the National Natural Science Foundation of China(40925016,40830101,21077109,41005070); A cavity ring down spectroscopy instrument was introduced and designed for measuring extinction efficiencies of pure and mixing aerosols in this paper.Through averaging 500 individual waveforms,the minimal detectable ...; 关键词：大气气溶胶混合使用光效率测量下降法混合规则线性规则折射率

Precise timing of lacustrine gypsum in Luobubo,Xinjiang using the thermal ionization mass spectrometry U-series method被引量：10: 《Chinese Science Bulletin》2001年第18期1538-1541,共4页PENG Zicheng LIU Weiguo ZHANG Pengxi ZHANG Zhaofeng ZHOU Jie; This work was supported by the National Key Basis Research Project (Grant No. G19990434); the Innovative Project of the Chinese Academy of Sciences (Grant No. KZCX 1-y 05); and the Resources and Environment Basis Project of the University of Science an; Dating techniques including gypsum dissolution in water, iron hydroxide co-precipitation with uranium and thorium and mass spectrometric determination have been investigated in this note. The ages of the gypsum sample...; 关键词：thermal ionization mass SPECTROMETRY (TIMS) U-SERIES DATING GYPSUM mineral water dissolution environmental information.

Sequence analysis of peptides with biological activities using electrospray-Fourier transform ion cyclotron resonance mass spectrometry: 《Chinese Science Bulletin》2001年第15期1281-1285,共5页HE Meiyu XU Jiaxi HE Xiaoran Tak Wah Dominic Chan Rebecca L.C.Lau; This work was supported by the National Natural Science Foundation of China (Grant No. 29775004).; The mass spectra of five peptides with biological activities are reported. All mass spectra were recorded using a 4.7-T Fourier transform ion cyclotron resonance mass spectrometer equipped with an external electrospra...; 关键词：sequence peptide with BIOLOGICAL activity Fourier transform ion CYCLOTRON resonance mass SPECTROMETRY ELECTROSPRAY collision-induced dissociation.

Preparation of the selenome-thionine derivative of tab-toxin resistance protein: 《Chinese Science Bulletin》2001年第15期1304-1307,共4页HE Hongzhen SHAO Yu CHEN Yuhang LIU Bingbing CAO Zhenbo JIANG Fan LIU Yiwei TANG Hong LIU Jinyuan ZHAO Nanming RAO Zihe; This work wassupported by the National Natural Science Foundation of China (Grant Nos. 39870174 and 39970155); the National "863" Project (Grant No. 103130306) and the National "973" Project (Grant Nos. G1999075602, G19990II902 and 1998051105).; In order to obtain phase information for the X-ray diffraction of tabtoxin resistance protein (TTR) crystal using the MAD phasing method, a selenomethionine (Se-Met) derivative of TTR was overexpressed in E. coli stra...; 关键词：Se-Met TTR DERIVATIVE expression purification mass spectrometry.

Applications of ^(14)C-AMS in biomedical sciences (Bio-^(14)C-AMS)被引量：1: 《Chinese Science Bulletin》2001年第7期537-543,共7页WANG Haifang, SUN Hongfang & LIU YuanfangDepartment of Technical Physics, Peking University, Beijing 100871,ChinaCorrespondence should be addressed to Liu Yuangfang (e-mail: yliu@pku.edu.cn); the National Natural Science Foundation of China (Grant Nos. 19935020 and 29871004).; Accelerator mass spectrometry (AMS) is an ultrasensitive measure for tracing 14C labeled molecules in vivo or detecting the biomarker for assessment of carcino-genesis. In this review, basic principles, wide applicati...; 关键词：accelerator mass SPECTROMETRY (AMS) DNA ADDUCTION protein ADDUCTION biomarker for CARCINOGENESIS TRACER of xenobiot-ics.

High-precision uranium-series dating of lacustrine carbonates from Daihai Lake被引量：3: 《Chinese Science Bulletin》2001年第7期588-591,共4页SUN Qianli ZHOU Jie PENG Zicheng LIU Weiguo Xiao Jule; the National Key BasicResearch Development Project (Grant No. 1999043401); the Key Project of Knowledge Innovation of the CAS (Grant No. KZCX1-Y-05); the Key Project of the CAS (Grant Nos. KZ952-J1-015 and KZ-951-A1-402) ;and the National Outstandin; Ages of small aragonite samples retrieved from sediments from the Daihai Lake are determined by using the Thermal Ionization Mass Spectrometry (TIMS) technique. The ages of the samples range from (8740±601) to (10446...; 关键词：Daihai LAKE Thermal IONIZATION MASS SPECTROMETRY aragonite.

Laser mass spectrometry for high sensitive and multi-component analysis of exhaust gas from vehicles被引量：2: 《Chinese Science Bulletin》2001年第1期86-88,共3页Liandi Zhang Jie Wei Haiyang Zheng Ziyao Li Zhuhong Xia Xuejun Gu Bin Zhang; Laser mass spectrometry is a newly developed method for pollutant detection. It combines resonance-enhanced multiphoton ionization (REMPI) and time-of-flight mass spectro- metry (TOF-MS). It may detect pollutants with...; 关键词：laser MASS SPECTROMETRY REMPI TOF-MS aromatics.

Identification of two-dimensional electrophoresis-separated proteins in human hepatoma cell by electrospray ion trap mass spectrometry被引量：2: 《Chinese Science Bulletin》2000年第16期1509-1514,共6页Rong Zeng Lirong Yu Xiaoxia Shao Qichang Xia; As one of the most important analytical methods in proteome research, mass spectrometry was utilized to identify proteins separated by two-dimensional electrophoresis in the human hepatoma cell line BEL-7404. The prot...; 关键词：ion TRAP mass SPECTROMETRY liver HEPATOMA cell proteome.

SPECTROMETRY