作者： Qu, Xiujie¹;Chen, He¹;Peng, Guihua¹ （¹ Beijing Inst Technol, Sch Informat & Elect, Beijing 100081, Peoples R China.）

出处： JOURNAL OF SYSTEMS ENGINEERING AND ELECTRONICS 2012 Vol.23 No.6 P838-842

摘要： This paper presents a method for detecting the small infrared target under complex background. An algorithm, named local mutation weighted information ...

作者： Lin, Xin²;Yu, Xi-Long¹;Li, Fei¹;Zhang, Shao-Hua¹;Xin, Jian-Guo²;Zhang, Xin-Yu¹ （¹ Chinese Acad Sci, Inst Mech, State Key Lab High Temp Gas Dynam, Beijing 100190, Peoples R China. ;² Beijing Inst Technol, Sch Optoelect, Beijing 100081, Peoples R China.）

出处： ACTA MECHANICA SINICA 2012 Vol.28 No.5 P1296-1302

关键词： RADIATION MEASUREMENTS; TITAN; TUBE; MODEL

摘要： Non-equilibrium radiation measurements behind strong shock wave for simulated Martian atmosphere are presented in this paper. The shock wave is establ ...

作者： Zhou, Zhi-Ming¹;Li, Zhi-Huai¹;Hao, Xiao-Yan¹;Zhang, Jun¹;Dong, Xiao¹;Liu, Ying-Qiang¹;Sun, Wen-Wen¹;Cao, Dan¹;Wang, Jin-Liang¹ （¹ Beijing Inst Technol, R&D Ctr Pharmaceut, Sch Chem Engn & Environm, Beijing 100081, Peoples R China.）

出处： ORGANIC & BIOMOLECULAR CHEMISTRY 2012 Vol.10 No.10 P2113-2118

关键词： COPPER(II) COMPLEXES; IONIC LIQUIDS; LIGANDS; SILICA; CYCLOPROPANATION; FACILE

摘要： Functional imidazolium ionic liquids have been developed as a new class of versatile catalysts. C-2-symmetric imidazolium-tagged bis(oxazoline) ligand ...

作者： Dong, Juan¹;Du, Da-Ming¹ （¹ Beijing Inst Technol, Sch Chem Engn & Environm, Beijing 100081, Peoples R China.）

出处： ORGANIC & BIOMOLECULAR CHEMISTRY 2012 Vol.10 No.40 P8125-8131

关键词： ORGANOCATALYTIC MICHAEL ADDITION; CYCLIC 1,3-DICARBONYL COMPOUNDS; DIELS-ALDER REACTION; ALPHA,BETA-UNSATURATED KETONES; ASYMMETRIC REDUCTION; CONJUGATE ADDITION; DERIVATIVES; NITROALKANES; DESIGN

摘要： An efficient enantioselective Michael addition of 4-hydroxycoumarin to alpha,beta-unsaturated ketones catalysed by primary amine-phosphinamide bifunct ...

作者： Xiao, Fengjuan¹;Sun, Xiaoai¹;Wu, Xiangfeng¹;Zhao, Junchai¹;Luo, Yunjun² （¹ Shijiazhuang Tiedao Univ, Sch Mat Sci & Engn, Shijiazhuang 050043, Hebei Province, Peoples R China. ;² Beijing Inst Technol, Sch Mat Sci & Engn, Beijing 100081, Peoples R China.）

出处： JOURNAL OF ORGANOMETALLIC CHEMISTRY 2012 Vol.713 P96-103

关键词： HYPERBRANCHED POLYESTER; COMPOSITE PROPELLANTS; MOLECULAR ELECTRONICS; ANION RECOGNITION; BEHAVIORS; BINDER

摘要： A novel ferrocene functionalized polyester dendrimer (PEDr-Fc) containing 6, 12 and 24 peripheral ferrocene moieties were obtained using the esterific ...

作者： Wan Jicheng¹;Sun Huiqian¹;Huang Xuebin¹ （¹ Beijing Inst Technol, Sch Chem, Beijing 100081, Peoples R China.）

出处： CHINESE JOURNAL OF CHEMISTRY 2012 Vol.30 No.8 P1841-1844

关键词： MOLECULAR SCALE WIRES; INFORMATION-STORAGE; GOLD; FILMS; MONOLAYERS; METALLOPORPHYRINS; ETHYNYLENE)S; ORIENTATION; REDUCTION; DIOXYGEN

摘要： The synthesis of a benzenethiol-derivatized porphyrin for flat-lying self-assembly on gold substrates is described. Acetyl protected thiol is not stab ...

作者： Sohail, Muhammad^1,2;Raza, Abdul Rauf¹ （¹ Univ Sargodha, Dept Chem, Sargodha 40100, Pakistan. ;² Beijing Inst Technol, Sch Chem Engn & Environm, Dept Appl Chem, Beijing 100081, Peoples R China.）

出处： CHINESE JOURNAL OF CHEMISTRY 2012 Vol.30 No.2 P353-356

关键词： NITRATION

摘要： The HNO3-mediated CH2 extrusion reactions of phenylacetic acid lead to one pot synthesis of unexpected commercially important product 4-nitrobenzoic a ...

作者： Yang, Wen¹;Jia, Yang¹;Du, Da-Ming¹ （¹ Beijing Inst Technol, Sch Chem Engn & Environm, Beijing 100081, Peoples R China.）

出处： ORGANIC & BIOMOLECULAR CHEMISTRY 2012 Vol.10 No.2 P332-338

关键词： ALPHA,BETA-UNSATURATED IMIDES; CONJUGATE ADDITION; CHIRAL SQUARAMIDES; DERIVATIVES; KETONES; RECOGNITION; EFFICIENT

摘要： A highly enantioselective Michael addition of malononitrile to chalcones catalyzed by a chiral quinine-derived squaramide catalyst has been developed. ...

作者： Jia Shengjian¹;Luo Chunhua¹;Du Daming¹ （¹ Beijing Inst Technol, Sch Chem Engn & Environm, Beijing 100081, Peoples R China.）

出处： CHINESE JOURNAL OF CHEMISTRY 2012 Vol.30 No.11 P2676-2680

关键词： PYRROLIDINE-SULFONAMIDE; ALDOL REACTIONS; ASYMMETRIC-SYNTHESIS; CONJUGATE ADDITION; ALDEHYDES; ORGANOCATALYSTS; NITROOLEFINS; QUATERNARY

摘要： Binaphthyl sulfonimides have been developed to catalyze the asymmetric Michael addition of ketone to alkylidene malonates, affording the corresponding ...

作者： Jia, Yang¹;Yang, Wen¹;Du, Da-Ming¹ （¹ Beijing Inst Technol, Sch Chem Engn & Environm, Beijing 100081, Peoples R China.）

出处： ORGANIC & BIOMOLECULAR CHEMISTRY 2012 Vol.10 No.24 P4739-4746

关键词： C-2-SYMMETRIC TRIDENTATE BIS(OXAZOLINE); DIELS-ALDER REACTION; 3-NITROCHROMENE DERIVATIVES; 1,3-DIPOLAR CYCLOADDITIONS; ANTIHYPERTENSIVE ACTIVITY; CONJUGATE ADDITION; AZOMETHINE YLIDES; MICHAEL ADDITION; LIGAND SKELETON; N-NUCLEOPHILES

摘要： An efficient diastereo- and enantioselective Friedel-Crafts alkylation of indoles with 3-nitro-2H-chromenes catalyzed by diphenylamine-linked bis(oxaz ...