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浏览/检索结果: 共74条，第1-10条 帮助 限定条件 发表日期：2015    专题：北京大学    第一署名单位    第一作者单位    通讯作者单位     已选(0)清除 条数/页：5101520253035404550556065707580859095100   排序方式：请选择作者升序作者降序题名升序题名降序发表日期升序发表日期降序提交时间升序提交时间降序 Early post-fire regeneration of a fire-prone subtropical mixed Yunnan pine forest in Southwest China: Effects of pre-fire vegetation, fire severity and topographic factors 期刊论文 FOREST ECOLOGY AND MANAGEMENT, 2015 Han, Jie; Shen, Zehao; Ying, Lingxiao; Li, Guixiang; Chen, Anping 收藏  |  浏览/下载：8/0  |  提交时间：2017/12/03 Yunnan pine forest  Post-fire regeneration  Fire severity  Pre-fire community  Topography  Regeneration density  Species composition  Random forest analysis  CHAPARRAL SHRUBS  REGIONAL-SCALE  DYNAMICS  CLASSIFICATION  HETEROGENEITY  RECRUITMENT  SUCCESSION  STRATEGIES  CALIFORNIA  DIVERSITY   Fast and simple preparation of iron-based thin films as highly efficient water-oxidation catalysts in neutral aqueous solution 期刊论文 angewandte chemie international edition, 2015 Wu, Yizhen; Chen, Mingxing; Han, Yongzhen; Luo, Hongxia; Su, Xiaojun; Zhang, Ming-Tian; Lin, Xiaohuan; Sun, Junliang; Wang, Lei; Deng, Liang; Zhang, Wei; Cao, Rui 收藏  |  浏览/下载：6/0  |  提交时间：2015/11/12 High-internal-phase-emulsion polymeric monolith coupled with liquid chromatography-electrospray tandem mass spectrometry for enrichment and sensitive detection of trace cytokinins in plant samples 期刊论文 ANALYTICAL AND BIOANALYTICAL CHEMISTRY, 2015 Du, Fuyou; Sun, Lin; Zhen, Xian; Nie, Honggang; Zheng, Yanjie; Ruan, Guihua; Li, Jianping 收藏  |  浏览/下载：4/0  |  提交时间：2017/12/03 High-internal-phase emulsion  Monolithic column  Solid-phase extraction  Cytokinins  Liquid chromatography-mass spectrometry  FUNCTIONALIZED POLYHIPE SCAFFOLDS  TEMPLATED POROUS POLYMERS  ENDOGENOUS CYTOKININS  MACROPOROUS POLYMERS  EXTRACTION  MICROEXTRACTION  IMMOBILIZATION  CULTURE  TIME   Electrocatalytic Hydrogen Evolution Reaction on Edges of a Few Layer Molybdenum Disulfide Nanodots 期刊论文 ACS APPLIED MATERIALS & INTERFACES, 2015 Benson, John; Li, Meixian; Wang, Shuangbao; Wang, Peng; Papakonstantinou, Pagona 收藏  |  浏览/下载：2/0  |  提交时间：2017/12/03 MoS2 nanosheets  hydrogen evolution reaction  electrocatalysis  edges  nanodots  ionic liquid exfoliation  water splitting  EXFOLIATED MOS2 NANOSHEETS  DENSITY-FUNCTIONAL THEORY  EFFICIENT ELECTROCATALYSTS  SULFIDE NANOPARTICLES  ULTRATHIN NANOSHEETS  GRAPHENE NANOSHEETS  CARBON NANOTUBES  OXYGEN-REDUCTION  RAMAN-SCATTERING  MONOLAYER MOS2   Self-supported composites of thin Pt-Sn crosslinked nanowires for the highly chemoselective hydrogenation of cinnamaldehyde under ambient conditions 期刊论文 INORGANIC CHEMISTRY FRONTIERS, 2015 Dai, Lin-Xiu; Zhu, Wei; Lin, Mu; Zhang, Zhi-Ping; Gu, Jun; Wang, Yu-Hao; Zhang, Ya-Wen 收藏  |  浏览/下载：4/0  |  提交时间：2017/12/03 BETA-UNSATURATED ALDEHYDES  NOBLE-METAL NANOCRYSTALS  ALPHA,BETA-UNSATURATED ALDEHYDES  SELECTIVE HYDROGENATION  BIMETALLIC CATALYSTS  OXYGEN REDUCTION  ACTIVE ELECTROCATALYSTS  C=C BONDS  ADSORPTION  NANOPARTICLES   Lewis Acid Assisted Diels-Alder Reaction with Regio- and Stereoselectivity: Anti-1,4-Adducts with Rigid Scaffolds and Their Application in Explosives Sensing 期刊论文 ORGANIC LETTERS, 2015 Chen, Qi; Chen, Hao; Meng, Xiao; Ma, Yuguo 收藏  |  浏览/下载：7/0  |  提交时间：2017/12/03 CONJUGATED POLYROTAXANES  ANTHRACENE-DERIVATIVES  POLYMER-FILMS  CHEMISTRY  KINETICS  ACENES  FUNCTIONALIZATION  REGIOSELECTIVITY  ACCELERATION  NAPHTHALENE   Porous Two-Dimensional Nanosheets Converted from Layered Double Hydroxides and Their Applications in Electrocatalytic Water Splitting 期刊论文 CHEMISTRY OF MATERIALS, 2015 Liang, Hanfeng; Li, Linsen; Meng, Fei; Dang, Lianna; Zhuo, Junqiao; Forticaux, Audrey; Wang, Zhoucheng; Jin, Song 收藏  |  浏览/下载：5/0  |  提交时间：2017/12/03 HYDROGEN-EVOLUTION REACTION  EFFICIENT OXYGEN EVOLUTION  LITHIUM-ION BATTERIES  CO3O4 NANOWIRE ARRAYS  CARBON-FIBER PAPER  SCREW DISLOCATIONS  ENERGY-CONVERSION  ALPHA-FE2O3 NANOWIRES  NICKEL-HYDROXIDE  SOLUTION GROWTH   Efficient SO2 Absorptions by Four Kinds of Deep Eutectic Solvents Based on Choline Chloride 期刊论文 INDUSTRIAL & ENGINEERING CHEMISTRY RESEARCH, 2015 Sun, Shaoyang; Niu, Yanxia; Xu, Qiang; Sun, Zuchen; Wei, Xionghui 收藏  |  浏览/下载：1/0  |  提交时间：2017/12/03 FUNCTIONALIZED IONIC LIQUIDS  HIGHLY EFFICIENT  SULFUR-DIOXIDE  ETHYLENE-GLYCOL  CARBON-DIOXIDE  CHEMICAL ABSORPTION  DILUTE SO2  CAPTURE  ETHER  MIXTURES   Synthesis of Allenylphosphonates and Triaryl-substituted Allenes through CuI-Catalyzed Coupling of Terminal Alkynes with Diazophosphonates and Diaryldiazonmethanes 其他 2015-01-01 Chenggui Wu; Fei Ye; Guisheng Deng; Yan Zhang; Jianbo wang 收藏  |  浏览/下载：5/0  |  提交时间：2017/12/03 pharmaceutical  devoted  substituted  alcohol  catalyzed  desired  concentrated  compatibility  pharmaceutical  devoted  substituted  alcohol  catalyzed  desired  concentrated  compatibility   Construction of All-Carbon Quaternary Centers through Cu-Catalyzed Sequential Carbene Migratory Insertion and Nucleophilic Substitution/Michael Addition 期刊论文 JOURNAL OF ORGANIC CHEMISTRY, 2015 Wang, Chengpeng; Ye, Fei; Wu, Chenggui; Zhang, Yan; Wang, Jianbo 收藏  |  浏览/下载：4/0  |  提交时间：2017/12/03 ASYMMETRIC CONJUGATE ADDITION  H BOND FUNCTIONALIZATION  ENANTIOSELECTIVE CONSTRUCTION  N-TOSYLHYDRAZONES  METAL-CARBENE  TERMINAL ALKYNES  DIAZO-COMPOUNDS  TRISUBSTITUTED ENONES  3-COMPONENT REACTION  STEREOGENIC CENTERS