咨询与建议

限定检索结果

文献类型

  • 1,833,736 篇 期刊文献
  • 543 篇 会议
  • 7 册 图书
  • 2 篇 学位论文

馆藏范围

  • 1,834,287 篇 电子文献
  • 1 种 纸本馆藏

日期分布

学科分类号

  • 828,312 篇 工学
    • 104,110 篇 材料科学与工程(可...
    • 86,072 篇 机械工程
    • 80,499 篇 化学工程与技术
    • 71,564 篇 计算机科学与技术...
    • 56,218 篇 软件工程
    • 55,339 篇 电气工程
    • 53,032 篇 土木工程
    • 43,919 篇 仪器科学与技术
    • 42,684 篇 交通运输工程
    • 39,297 篇 动力工程及工程热...
    • 38,418 篇 环境科学与工程(可...
    • 37,747 篇 控制科学与工程
    • 35,368 篇 水利工程
    • 35,199 篇 建筑学
    • 34,514 篇 电子科学与技术(可...
  • 565,910 篇 医学
    • 325,308 篇 临床医学
    • 75,280 篇 中西医结合
    • 53,952 篇 公共卫生与预防医...
    • 51,999 篇 药学(可授医学、理...
    • 40,429 篇 医学技术(可授医学...
    • 39,467 篇 中药学(可授医学、...
    • 36,079 篇 基础医学(可授医学...
    • 35,641 篇 护理学(可授医学、...
  • 189,856 篇 理学
    • 41,571 篇 化学
    • 40,347 篇 生物学
  • 165,758 篇 农学
    • 41,422 篇 作物学
  • 152,633 篇 管理学
    • 60,802 篇 管理科学与工程(可...
    • 51,181 篇 公共管理
  • 93,043 篇 教育学
    • 70,931 篇 教育学
  • 59,583 篇 经济学
    • 52,083 篇 应用经济学
  • 44,818 篇 法学
  • 28,999 篇 文学
  • 15,984 篇 艺术学
  • 11,052 篇 历史学
  • 7,827 篇 哲学
  • 5,920 篇 军事学

主题

  • 11,845 篇 影响因素
  • 11,502 篇 数值模拟
  • 9,848 篇 预后
  • 9,335 篇 儿童
  • 8,042 篇 应用
  • 7,591 篇 诊断
  • 6,902 篇 力学性能
  • 6,819 篇 危险因素
  • 6,770 篇 治疗
  • 6,441 篇 大鼠
  • 6,131 篇 对策
  • 5,694 篇 糖尿病
  • 5,568 篇 疗效
  • 5,501 篇 产量
  • 5,482 篇 护理
  • 5,375 篇 综述
  • 5,364 篇 磁共振成像
  • 5,229 篇 教学改革
  • 4,936 篇 老年人
  • 4,810 篇 稳定性

机构

  • 15,924 篇 浙江大学
  • 14,619 篇 上海交通大学
  • 11,318 篇 同济大学
  • 11,240 篇 中南大学
  • 11,213 篇 四川大学
  • 11,195 篇 华南理工大学
  • 10,657 篇 清华大学
  • 10,615 篇 武汉大学
  • 9,961 篇 中山大学
  • 9,921 篇 华中科技大学
  • 8,753 篇 北京大学
  • 8,335 篇 东南大学
  • 8,107 篇 福建农林大学
  • 7,885 篇 中国科学院大学
  • 7,732 篇 中国地质大学
  • 7,711 篇 重庆大学
  • 7,519 篇 福州大学
  • 7,255 篇 武汉理工大学
  • 7,177 篇 复旦大学
  • 7,136 篇 南京大学

作者

  • 10,942 篇 陈伟
  • 9,503 篇 陈静
  • 8,469 篇 陈刚
  • 8,214 篇 陈勇
  • 7,369 篇 陈涛
  • 7,234 篇 陈杰
  • 7,161 篇 陈亮
  • 6,951 篇 陈敏
  • 6,242 篇 陈超
  • 6,186 篇 陈鹏
  • 6,131 篇 陈曦
  • 5,981 篇 陈军
  • 5,934 篇 陈晨
  • 5,780 篇 陈浩
  • 5,626 篇 陈波
  • 5,562 篇 陈磊
  • 5,542 篇 陈洁
  • 5,532 篇 陈明
  • 5,369 篇 陈斌
  • 5,185 篇 陈辉

语言

  • 1,805,860 篇 中文
  • 28,407 篇 英文
  • 21 篇 日文
检索条件"作者=J. chen"
1834288 条 记 录,以下是31-40 订阅
排序:
Crustal magma oxidation state and endowments in porphyry copper deposits
收藏 引用
Science China Earth Sciences 2025年 第1期68卷 226-236页
作者: Yumin AI Massimo CHIARADIA Chao WU Huayong chen Key Laboratory of Mineralogy and Metallogeny Guangzhou Institute of Geochemistry Chinese Academy of Sciences University of Chinese Academy of Sciences Department of Earth Sciences University of Geneva Guangdong Provincial Key Laboratory of Mineral Physics and Materials
Porphyry copper deposits(PCDs) supply the maj.rity of the world's copper(Cu) as well as significant amounts of molybdenum(Mo) and gold(Au). The formation of these deposits is controlled by a variety of geologi... 详细信息
来源: 同方期刊数据库 同方期刊数据库 评论
DUCTILITY ENHANCEMENT OF Al RICH Ni_3Al BY DIRECTIONAL SOLIDIFICATION
收藏 引用
中国有色金属学会会刊:英文版 1999年 第S1期9卷 208-213页
作者: j. chen, B. Y. Huang and X. H. Qu Powder Metallurgy Research Institute, Central South University of Technology, Changsha 410083, China Z. Q. Hu Institute of Metal Research, Chinese Academy of Sciences, Shenyang 110015, China
Stoichiometric (25.0% Al in mole) and hyperstoichiometric (26.5% Al in mole) Ni 3Al alloy can be made ductile by directional solidification in ceramic mould. In the stoichiometric alloy, texture formation varies betwe... 详细信息
来源: 维普期刊数据库 维普期刊数据库 同方期刊数据库 同方期刊数据库 评论
Late Paleozoic–Early Mesozoic tectonic evolution of the Zongwulong Shan-Qinghai Nanshan tectonic belt in the northern Qaidam continent, northern Tibet
收藏 引用
j.urnal of Earth Science 2025年
作者: Yonghui Zhao chen Wu j.e Li Peter j.Haproff Lin Ding State Key Laboratory of Tibetan Plateau Earth System and Resources Environment (TPESRE), Institute of Tibetan Plateau Research, Chinese Academy of Sciences University of Chinese Academy of Sciences Chongqing Key Laboratory of Complex Oil and Gas Field Exploration and Development, Chongqing University of Science and Technology Department of Earth and Ocean Sciences, University of North Carolina Wilmington
The Zongwulong Shan-Qinghai Nanshan tectonic belt of the northern Tibet Plateau experienced a protracted tectonic history, including the openings and closures of the Proto- and Paleo-Tethyan Oceans. Although the tect...
来源: 同方期刊数据库 同方期刊数据库 评论
Engineering atomic Rb-N configurations to tune radical pathways for highly selective photocatalytic H2O2 synthesis coupled with biomass valorization
收藏 引用
j.urnal of Energy Chemistry 2025年 第1期100卷 215-225页
作者: j.aye Li Shuang Pan Yihuang chen Qiong Liu College of Chemistry and Materials Engineering Wenzhou University Guangdong Provincial Key Laboratory of Chemical Measurement and Emergency Test Technology (China) Institute of Analysis Guangdong Academy of Sciences (China National Analytical CenterGuangzhou)
Photocatalytic oxygen reduction for hydrogen peroxide (H2O2) synthesis presents a green and costeffective production ***,achieving highly selective H2O2synthesis remains challenging,necessitating precise control ove... 详细信息
来源: 同方期刊数据库 同方期刊数据库 评论
Measurement of the integrated Luminosities of cross-section scan data samples around theψ(3770)mass region
收藏 引用
Chinese Physics C 2018年 第6期42卷 1-8页
作者: M. Ablikim M. N. Achasov S. Ahmed M. Albrecht M. Alekseev A. Amoroso F. F. An Q. An Y. Bai O. Bakina R. Baldini Ferroli Y. Ban K. Begzsuren D. W. Bennett j. V. Bennett N. Berger M. Bertani D. Bettoni F. Bianchi E. Boger I. Boyko R. A. Briere H. Cai X. Cai O. Cakir A. Calcaterra G. F. Cao S. A. Cetin j. Chai j. F. Chang W. L. Chang G. Chelkov G. chen H. S. chen j. C. chen M. L. chen P. L. chen S. j. chen X. R. chen Y. B. chen X. K. Chu G. Cibinetto F. Cossio H. a. Dai, j. F. Dai A. Dbeyssi D. Dedovich Z. Y. Deng A. Denig I. Denysenko M. Destefanis F. De Mori Y. Ding C. Dong j. Dong L. Y. Dong M. Y. Dong Z. L. Dou S. X. Du P. F. nuan j. Fang S. S. Fang Y. Fang R. Farinelli L. Fava S. Fegan F. Feldbauer G. Felici C. Q. Feng E. Fioravanti M. Fritsch C. D. Fu Q. Gao X. L. Gao Y. Gao, Y. G. Gao Z. Gao B. Garillon I. Garzia A. Gilman K. Goetzen L. Gong W. X. Gong W. Gradl M. Greco L. M. Gu M. H. Gu Y. T. Gu A. q. Guo L. B. Guo R. P. Guo Y. F. Guo A. Guskov Z. Haddadi S. Han X. Q. Hao F. A. Harris Z. L. He X. O. He F. H. Heinsius T. Held Y. K. Heng T. Holtmann Z. L. Hou H. M. Hu j. F. gu T. Hu Y. Hu G. S. Huang j. S. Huang X. T. Huang X. Z. Huang Z. L. guang T. Hussain W. Ikegami Andersson M Irshad Q. j. Q. P. j. X. B. j. X. L. j. X. S. j.ang X. Y. j.ang j. B. j.ao Z. j.ao D. P. j.n S. j.n Y. j.n T. j.hansson A. j.lin N. Kalantar-Nayestanaki X. S. Kang M. Kavatsyuk B. C. Ke T. Khan A. Khoukaz P. Kiese R. Kliemt L. Koch O. B. Kolcu B. Kopf M. Kornicer M. Kuemmel M. Kuessner A. Kupsc M. Kurth W. Kiihn j. S. Lange M. Lara P. Larin L. Lavezzi S. Leiber H. Leithofi C. Li cheng Li D. M. Li F. Li F. Y. Li G. Li H. B. Li H. j. Li j. C. Li j. W. Li K. j. Li Kang Li Ke Li Lei Li P. L. Li P. R. Li Q. Y. Li T. Li W. D. Li W. G. Li X. L. Li X. N. Li X. Q. Li Z. B. Li H. Liang Y. F. Liang Y. T. Liang G. R. Liao L. Z. Liao j. Libby C. X. Lin D. X. Lin S. Liu B. j. Liu C. X. Liu D. Liu D. Y. Liu F. H. Liu Fang Liu Feng Liu H. B. Liu H. L Liu H. M. Liu Huanhuan Liu Huihui Liu j. B. Liu j. Y. Liu K. Liu K. Y. Liu Ke Liu L. D. Liu Q. Liu S B. Y. Zhang144 C. C. Zhang1D. H. Zhang1 H. H. Zhang45H. Y. Zhang144 J. Zhang151 J. L. Zhang65 J. Q. Zhang4 J. W. Zhang1 J. Y. Zhang1 J. Z. Zhang151 K. Zhang151 L. Zhang46 S. F. Zhang35 T. J. Zhang3975 X. Y. Zhang38 Y. Zhang4457 Y. H. Zhang144 Y. T. Zhang4557 Yang Zhang1 Yao Zhang1 Yu Zhang51 Z. H. Zhang6 Z. P. Zhan57Z. Y. Zhang64 G. Zhao1J. W. Zhao144 J. Y. Zhao151 J. Z. Zhao144 Lei Zhao4457 Ling Zhao1 M. G. Zhao35 Q. Zhao1 S. J. Zhao67 T. C. Zhao1 Y. B. Zhao144 Z. G. Zhao4457 A. Zhemehugov2869 B. Zheng58J. P. Zheng144 W. J. Zheng38 Y. H. Zheng51B. Zhong33 L. Zhou144 Q. Zhou151 X. Zhou64 X. K. Zhou4457 X. R. Zhou4457 X. Y. Zhou1 A. N. Zhu151 J. Zhu35 J. Zhu45 K. Zhu1 K. J. Zhu1 S. Zhu1 S. H. Zhu56 X. L. Zhu46 Y. C. Zhu4457 Y. S. Zhu151 Z. A. Zhu151 J. Zhuang144B. S. Zou1 J. H. Zou1 ( 1 Institute of High Energy Physics Beijing 100049 China Beihang University Beijing 100191 China Beij.ng Institute of Petrochemical Technology Beijing 102617 China Bochum Ruhr-University D-44780 Bochum Germany Carnegie Mellon University Pittsburgh Pennsylvania 15213 USA Central China Normal University Wuhan 430079 China China Center of Advanced Science and Technology Beijing 100190 China COMSATS Institute of Information Technology Lahore Defence Road Off Raiwind Road 54000 Lahore Pakistan G.I. Budker Institute of Nuclear Physics SB RAS (BINP) Novosibirsk 630090 Russia GSI Helmholtzcentre for Heavy Ion Research GmbH D-64291 Darmstadt Germany Guangxi Normal University Guilin 541004 China Guangxi University Nanning 530004 China Hangzhou Normal University Hangzhou 310036 China Helmholtz Institute Mainz JohannwJoachim-Becher-Weg 45 D-55099 Mainz Germany Henan Normal University Xinxiang 453007 China Henan University of Science and Technology Luoyang 471003 China Huangshan College Huangshan 245000 China Hunan Normal University Changsha 410081 China Hunan University Changsha 410082 China Indian Institute of Tec
To investigate the nature of the Ψ(3770) resonance and to measure the cross section for e^+e^-→DD, a cross-section scan data sample, distributed among 41 center-of-mass energy points from 3.73 to 3.89 GeV, was ta... 详细信息
来源: 维普期刊数据库 维普期刊数据库 同方期刊数据库 同方期刊数据库 评论
Advances in Graphene‑Based Electrode for Triboelectric Nanogenerator
收藏 引用
Nano-Micro Letters 2025年 第1期17卷 378-403页
作者: Bin Xie Yuanhui Guo Yun chen Hao Zhang j.awei Xiao Maoxiang Hou Huilong Liu Li Ma Xin chen Chingping Wong State Key Laboratory of Precision Electronic Manufacturing Technology and Equipment Guangdong University of TechnologyGuangzhou 510006People’s Republic of China School of Electromechanical Engineering Guangdong University of TechnologyGuangzhou 510006People’s Republic of China School of Materials Science and Engineering Georgia Institute of TechnologyAtlantaGA 30332USA
With the continuous development of wearable electronics,wireless sensor networks and other micro-electronic devices,there is an increasingly urgent need for miniature,flexible and efficient nanopower generation *** na... 详细信息
来源: 维普期刊数据库 维普期刊数据库 同方期刊数据库 同方期刊数据库 评论
A Study on Uptake and Localization of Merocyanine 540 (MC540) in Murine Myeloid Leukemia Cells by Confocal Laser Scanning Microscopy (CLSM)
收藏 引用
Chinese j.urnal of Lasers 2000年 第3期9卷 35-41页
作者: j. Y. chen-1 N. H. Cheung-2 S. C. chen-2, M. C. Fung-3 W. N. Leung-4 N. K. Mak- 4+ ( -1Department of Physics, Fudan University, Shanghai 200433, China -2Department of Physics, Hong Kong Baptist University, Hong Kong, China -3Department of Bi 复旦大学 上海 香港浸会大学 香港 香港大学 香港
The intracellular localization of merocyanine 540 (MC540), a photosensitizer commonly used in the photo-inactivation of leukemia cells, was studied using confocal laser scanning microscopy. It was found for the first ... 详细信息
来源: 同方期刊数据库 同方期刊数据库 评论
Boosting cationic and anionic redox activity of Li-rich layered oxide cathodes via Li/Ni disordered regulation
收藏 引用
j.urnal of Energy Chemistry 2025年 第1期100卷 533-543页
作者: Zewen Liu Zhen Wu Hao Wang Xudong Zhang Yuanzhen chen Yongning Liu Shengwu Guo Shenghua chen Yanli Nan Yan Liu State Key Laboratory for Mechanical Behavior of Materials Xi'an Jiaotong University School of Materials Science and Engineering Xi'an University of Architecture and Technology Hefei Advanced Computing Center Operation Management Corp Ltd Network Information Center Xi'an Jiaotong University
Lithium-rich layered oxides (LLOs) are increasingly recognized as promising cathode materials for nextgeneration high-energy-density lithium-ion batteries (LIBs).However,they suffer from voltage decay and low init... 详细信息
来源: 同方期刊数据库 同方期刊数据库 评论
Magneto‑Dielectric Synergy and Multiscale Hierarchical Structure Design Enable Flexible Multipurpose Microwave Absorption and Infrared Stealth Compatibility
收藏 引用
Nano-Micro Letters 2025年 第2期17卷 401-416页
作者: chen Li Leilei Liang Baoshan Zhang Yi Yang Guangbin j. School of Electronic Science and Engineering Nanjing UniversityNanjing 210093People’s Republic of China College of Materials Science and Technology Nanjing University of Aeronautics and AstronauticsNanjing 210016People’s Republic of China
Developing advanced stealth devices to cope with radar-infrared(IR)fusion detection and diverse application scenarios is increasingly demanded,which faces significant challenges due to conflicting microwave and IR clo... 详细信息
来源: 维普期刊数据库 维普期刊数据库 同方期刊数据库 同方期刊数据库 评论
Fabrication of carbon-supported Al2O3 nanoparticles via spontaneous cross-linking to enhance selective hydrogenation of furfural
收藏 引用
j.urnal of Energy Chemistry 2025年 第1期100卷 612-620页
作者: Weiwei Yu Xinbao Zhang Hongyu chen Yanan Wang Shaoguo Li Fucun chen Zhenni Liu Xiuj.e Li Xiangxue Zhu State Key Laboratory of Catalysis Dalian Institute of Chemical Physics Chinese Academy of Sciences
Selective hydrogenation of furfural to furfuryl alcohol is a great challenge in the hydrogenation field due to thermodynamic preference for hydrogenation of C=C over C=***,a novel Al2O3/C-u hybrid catalyst,composed of... 详细信息
来源: 同方期刊数据库 同方期刊数据库 评论