咨询与建议

限定检索结果

文献类型

  • 420,183 篇 期刊文献
  • 24,010 篇 会议
  • 15 册 图书

馆藏范围

  • 444,208 篇 电子文献
  • 0 种 纸本馆藏

日期分布

学科分类号

  • 189,882 篇 医学
    • 148,130 篇 临床医学
    • 12,911 篇 中西医结合
    • 10,744 篇 基础医学(可授医学...
    • 8,982 篇 公共卫生与预防医...
    • 8,920 篇 药学(可授医学、理...
    • 8,702 篇 医学技术(可授医学...
    • 5,788 篇 中药学(可授医学、...
  • 165,495 篇 工学
    • 36,617 篇 材料科学与工程(可...
    • 34,524 篇 化学工程与技术
    • 15,661 篇 计算机科学与技术...
    • 14,639 篇 电子科学与技术(可...
    • 12,006 篇 机械工程
    • 9,138 篇 软件工程
    • 9,101 篇 控制科学与工程
    • 8,940 篇 生物医学工程(可授...
    • 8,034 篇 力学(可授工学、理...
    • 7,983 篇 仪器科学与技术
    • 7,581 篇 电气工程
    • 7,488 篇 光学工程
    • 7,141 篇 动力工程及工程热...
    • 6,153 篇 环境科学与工程(可...
  • 126,043 篇 理学
    • 31,191 篇 数学
    • 25,798 篇 化学
    • 25,097 篇 物理学
    • 19,348 篇 生物学
    • 5,833 篇 地质学
  • 28,522 篇 农学
    • 8,784 篇 作物学
    • 5,709 篇 农业资源与环境
  • 14,247 篇 管理学
    • 9,357 篇 管理科学与工程(可...
  • 8,269 篇 经济学
    • 7,679 篇 应用经济学
  • 3,642 篇 文学
  • 3,267 篇 教育学
  • 2,014 篇 法学
  • 1,088 篇 艺术学
  • 713 篇 军事学
  • 709 篇 历史学
  • 586 篇 哲学

主题

  • 5,089 篇 cancer
  • 4,123 篇 of
  • 3,857 篇 case report
  • 3,128 篇 and
  • 2,849 篇 treatment
  • 2,796 篇 apoptosis
  • 2,576 篇 diagnosis
  • 2,570 篇 prognosis
  • 2,498 篇 liver
  • 2,416 篇 disease
  • 2,384 篇 covid-19
  • 2,173 篇 surgery
  • 2,141 篇 analysis
  • 2,027 篇 inflammation
  • 2,003 篇 hepatocellular c...
  • 1,993 篇 model
  • 1,805 篇 cell
  • 1,764 篇 system
  • 1,602 篇 diabetes
  • 1,547 篇 machine learning

机构

  • 1,299 篇 university of ch...
  • 476 篇 china
  • 397 篇 department
  • 374 篇 北京大学
  • 359 篇 ieee
  • 345 篇 university of ch...
  • 276 篇 department of ma...
  • 273 篇 department of ch...
  • 228 篇 department of ch...
  • 218 篇 清华大学
  • 202 篇 department of au...
  • 160 篇 中国地质大学
  • 155 篇 peking universit...
  • 152 篇 浙江大学
  • 132 篇 中国科学院大学
  • 128 篇 department of el...
  • 128 篇 beijing
  • 125 篇 南京大学
  • 123 篇 department of ph...
  • 122 篇 department of co...

作者

  • 689 篇 wei zhang
  • 643 篇 wei wang
  • 617 篇 wei li
  • 540 篇 li li
  • 490 篇 li zhang
  • 485 篇 jing wang
  • 471 篇 lei wang
  • 456 篇 wei liu
  • 423 篇 yan li
  • 395 篇 jing li
  • 392 篇 jing zhang
  • 387 篇 jun wang
  • 378 篇 yang yang
  • 352 篇 hui wang
  • 344 篇 yu wang
  • 328 篇 yang liu
  • 321 篇 yu zhang
  • 320 篇 lei zhang
  • 308 篇 yan wang
  • 291 篇 jian wang

语言

  • 356,720 篇 英文
  • 87,484 篇 中文
  • 4 篇 法文
检索条件"机构=Department of Psychol-ogy"
444208 条 记 录,以下是1-10 订阅
Inhibition of NO emission by adding antioxidant mixture in Jatropha biodiesel on the performance and emission characteristics of a C.I. engine
收藏 引用
Frontiers in Energy 2015年 第2期9卷 238-245页
作者: A. PRABU R. B. ANAND department of Mechanical Engineering National Institute of Technol-ogy Tiruchirappalli 620015 India
In this paper, the effect of adding an antiox- idant mixture in Jatropha biodiesel as fuel, in a single cylinder, direct injection compression ignition engine was experimentally investigated and the level of pollutant... 详细信息
来源: 维普期刊数据库 维普期刊数据库 评论
Assessing the effects of different dielectrics onenvironmentally conscious powder-mixed EDM of difficult-to-machine material (WC-Co)
收藏 引用
Frontiers of Mechanical Engineering 2016年 第4期11卷 374-387页
作者: Jagdeep SINGH Rajiv Kumar SHARMA department of Mechanical Engineering National Institute of Technol-ogy Hamirpur Himachal Pradesh-177005 India
Electrical discharge machining (EDM) is a well-known nontraditional manufacturing process to machine the difficult-to-machine (DTM) materials which have unique hardness properties. Researchers have successfully perfor... 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
Microstructure of TiAl alloy prepared by intense plastic deformation and subsequent reaction sintering
收藏 引用
中国有色金属学会会刊:英文版 2002年 第4期12卷 621-624页
作者: 李小强 胡连喜 王尔德 贺文雄 刘祖岩 department of Materials Science and Engineering Harbin Institute of Technol ogyHarbin 150001 China College of Mechanical Engineering South China University of Technology Guangzhou 510640 China department of Materials Science and Engineering Harbin Institute of Technol ogyHarbin 150001 China
TiAl alloy was prepared by intense plastic deformation and subsequent reaction sintering. The effect of plastic deformation on the microstructure of sintered TiAl alloy was investigated using energy dispersive X ray s... 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
Reducing the measurement errors in nonadiabatic holonomic quantum computers
收藏 引用
Science China(Physics,Mechanics & Astronomy) 2025年 第1期Mechanics & Astronomy) .卷 64-70页
作者: Guo-Fu Xu department of Physics Shandong University
Nonadiabatic holonomic quantum computers serve as the physical platform for nonadiabatic holonomic quantum *** quantum computation has entered the noisy intermediate-scale era, building accurate intermediate-scale non... 详细信息
来源: 同方期刊数据库 同方期刊数据库 评论
Maximizing biomass utilization: An integrated strategy for coproducing multiple chemicals
收藏 引用
Journal of Energy Chemistry 2025年 第1期100卷 180-191页
作者: Byeongchan Ahn Sua Jo Jonggeol Na J.Jay Liu Young-Ju Kim Wangyun Won department of Chemical and Biological Engineering Korea University department of Chemical Engineering (Integrated process) Kyung Hee University department of Chemical Engineering and Materials Science Ewha Womans University department of Chemical Engineering Pukyong National University Resources Engineering Plant Research department Korea Institute of Geoscience and Mineral Resources
Lignocellulosic biomass is one of the viable solutions to alleviate the global warming. However, the limited utilization of biomass majorly focused on cellulose and hemicellulose restricts the economic and environment... 详细信息
来源: 同方期刊数据库 同方期刊数据库 评论
Recent Highlights of Chinese Herbs in Treatment of Allergic Disease:Acting via Mitogen-activated Protein Kinase Signal Pathway
收藏 引用
Chinese Journal of Integrative Medicine 2017年 第8期23卷 570-573页
作者: HE Xu-feng PAN Wei-dong YAO Yi-li ZHANG Hui-min department of Dermatol-ogy Shuguang HospitalShanghai University of Traditional Chinese Medicine Shanghai 201203 China
The histamine receptor antagonists in the treatment of allergic disease have *** treatments of Chinese herbs have some curative effects on allergic skin *** research indicates that the mitogen-activated protein kinase... 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
Status and prospects for symmetric organic redox flow batteries
收藏 引用
Journal of Energy Chemistry 2025年 第1期100卷 125-143页
作者: Md Al Raihan C.Adam Dyker department of Chemistry University of New Brunswick
As environmental concerns from fossil fuel consumption intensify, large-scale energy storage becomes imperative for the integration of renewable sources like wind, hydro, and solar with the electrical *** flow batteri... 详细信息
来源: 同方期刊数据库 同方期刊数据库 评论
MicroRNAs as potential biomarkers for diagnosis of post-traumatic stress disorder
收藏 引用
Neural Regeneration Research 2025年 第7期20卷 1957-1970页
作者: Bridget Martinez Philip V.Peplow department of Pharmacology University of Nevada-RenoRenoNVUSA department of Medicine University of Nevada-RenoRenoNVUSA department of Anatomy University of OtagoDunedinNew Zealand
Post-traumatic stress disorder is a mental disorder caused by exposure to severe traumatic life ***,there are no validated biomarkers or laboratory tests that can distinguish between trauma survivors with and without ... 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
MicroRNAs as potential diagnostic biomarkers for bipolar disorder
收藏 引用
Neural Regeneration Research 2025年 第6期20卷 1681-1695页
作者: Bridget Martinez Philip V.Peplow department of Pharmacology University of Nevada-RenoRenoNVUSA department of Medicine University of Nevada-RenoRenoNVUSA department of Anatomy University of OtagoDunedinNew Zealand
Abnormal expression of microRNAs is connected to brain development and disease and could provide novel biomarkers for the diagnosis and prognosis of bipolar disorder. We performed a PubMed search for microRNA biomarke... 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
Autism spectrum disorder:difficulties in diagnosis and microRNA biomarkers
收藏 引用
Neural Regeneration Research 2025年 第10期20卷 2776-2786页
作者: Bridget Martinez Philip V.Peplow department of Pharmacology University of Nevada-RenoRenoNVUSA department of Medicine University of Nevada-RenoRenoNVUSA department of Anatomy University of OtagoDunedinNew Zealand
We performed a PubMed search for microRNAs in autism spectrum disorder that could serve as diagnostic biomarkers in patients and selected 17 articles published from January 2008 to December 2023,of which 4 studies wer... 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