咨询与建议

限定检索结果

文献类型

  • 43,330 篇 期刊文献
  • 342 篇 会议

馆藏范围

  • 43,672 篇 电子文献
  • 0 种 纸本馆藏

日期分布

学科分类号

  • 23,300 篇 工学
    • 4,419 篇 材料科学与工程(可...
    • 3,550 篇 机械工程
    • 3,219 篇 化学工程与技术
    • 2,628 篇 电气工程
    • 2,286 篇 计算机科学与技术...
    • 2,062 篇 电子科学与技术(可...
    • 1,967 篇 动力工程及工程热...
    • 1,584 篇 土木工程
    • 1,536 篇 环境科学与工程(可...
    • 1,438 篇 仪器科学与技术
    • 1,423 篇 地质资源与地质工...
    • 1,399 篇 软件工程
    • 1,398 篇 控制科学与工程
    • 1,373 篇 力学(可授工学、理...
    • 1,317 篇 水利工程
    • 1,189 篇 信息与通信工程
    • 1,090 篇 建筑学
  • 13,563 篇 医学
    • 9,127 篇 临床医学
    • 1,729 篇 中西医结合
    • 1,636 篇 药学(可授医学、理...
    • 1,631 篇 公共卫生与预防医...
    • 1,567 篇 基础医学(可授医学...
    • 1,061 篇 医学技术(可授医学...
  • 10,098 篇 理学
    • 3,633 篇 化学
    • 2,674 篇 物理学
    • 2,591 篇 生物学
    • 1,091 篇 生态学
  • 5,619 篇 农学
    • 1,962 篇 作物学
    • 1,211 篇 农业资源与环境
  • 2,338 篇 管理学
    • 1,153 篇 管理科学与工程(可...
  • 1,372 篇 教育学
  • 729 篇 经济学
  • 450 篇 法学
  • 226 篇 艺术学
  • 223 篇 文学
  • 173 篇 军事学
  • 111 篇 历史学
  • 88 篇 哲学

主题

  • 209 篇 产量
  • 205 篇 数值模拟
  • 162 篇 危险因素
  • 137 篇 预后
  • 110 篇 凋亡
  • 101 篇 力学性能
  • 92 篇 影响因素
  • 88 篇 分析
  • 86 篇 耐药性
  • 82 篇 组织工程
  • 80 篇 细胞增殖
  • 79 篇 磁共振成像
  • 79 篇 大鼠
  • 76 篇 基因
  • 74 篇 儿童
  • 72 篇 并发症
  • 66 篇 合成
  • 62 篇 小麦
  • 60 篇 心力衰竭
  • 58 篇 玉米

机构

  • 240 篇 清华大学
  • 233 篇 长安大学
  • 224 篇 四川大学
  • 219 篇 中国矿业大学
  • 216 篇 中国科学院大学
  • 213 篇 同济大学
  • 193 篇 天津大学
  • 188 篇 山东大学
  • 184 篇 兰州理工大学
  • 161 篇 上海交通大学
  • 153 篇 太原理工大学
  • 146 篇 浙江大学
  • 141 篇 吉林大学
  • 139 篇 东北大学
  • 135 篇 中国石油大学
  • 130 篇 西安交通大学
  • 129 篇 东南大学
  • 127 篇 西北农林科技大学
  • 124 篇 江苏大学
  • 123 篇 天津中医药大学

作者

  • 3,784 篇 赵强
  • 1,593 篇 李强
  • 1,356 篇 王强
  • 1,263 篇 张强
  • 800 篇 刘强
  • 634 篇 赵志强
  • 359 篇 赵永强
  • 327 篇 陈强
  • 270 篇 赵国强
  • 259 篇 付强
  • 214 篇 郭强
  • 202 篇 孙强
  • 184 篇 马强
  • 164 篇 周强
  • 149 篇 高强
  • 139 篇 徐强
  • 110 篇 吴强
  • 95 篇 张志强
  • 88 篇 王志强
  • 82 篇 柴强

语言

  • 41,108 篇 中文
  • 2,564 篇 英文
检索条件"作者=De-qiang zhao"
43672 条 记 录,以下是21-30 订阅
排序:
Refill friction stir spot welding (RFSSW): a review of processing, similar/dissimilar materials joining, mechanical properties and fracture mechanism
收藏 引用
Journal of Iron and Steel Research International 2024年 第8期31卷 1825-1839页
作者: Yun-qiang zhao Hao-kun Yang Aloshyn Andria Hong-hang Lo Jia-xin Li Guangdong Provincial Key Laboratory of Advanced Welding Technology China-Ukraine Institute of WeldingGuangdong Academy of SciencesGuangzhou 510000GuangdongChina Smart Manufacturing Division Hong Kong Productivity CouncilHong Kong 999077China E.O.Paton Electric Welding Institute of National Academy of Sciences of Ukraine Kiev 01001KievanUkraine
Refill friction stir spot welding(RFSSW)provides a novel method to join similar and/or dissimilar metallic materials without a key-hole in the center of the *** the key-hole free characterization,the similar/dissimila... 详细信息
来源: 维普期刊数据库 维普期刊数据库 评论
Enhanced Redox Electrocatalysis in High‑Entropy Perovskite Fluorides by Tailoring d–p Hybridization
收藏 引用
Nano-Micro Letters 2024年 第3期16卷 333-350页
作者: Xudong Li Zhuomin qiang Guokang Han Shuyun Guan Yang zhao Shuaifeng Lou Yongming Zhu department of Applied Chemistry Harbin Institute of Technology at WeihaiWeihai 264209People’s Republic of China MIIT Key Laboratory of Critical Materials Technology for New Energy Conversion and Storage School of Chemistry and Chemical EngineeringHarbin Institute of TechnologyHarbin 150001People’s Republic of China
High-entropy catalysts featuring exceptional properties are,in no doubt,playing an increasingly significant role in aprotic lithium-oxygen *** extensive effort devoted to tracing the origin of their unparalleled perfo... 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
Interpreting Larix principis-rupprechtii radial growth in northern China based on the Vaganov-Shashkin model
收藏 引用
Journal of Forestry Research 2024年 第3期35卷 99-110页
作者: Jiachuan Wang Shuheng Li qiang Li Yili Guo Yijie Han Qi Liu Yiqi zhao College of Urban and Environmental Sciences Northwest UniversityXi'an 710127People's Republic of China Institute of Global Environmental Change Xi'an Jiaotong UniversityXi'an 710049People's Republic of China Shaanxi Key Laboratory of Earth Surface System and Environmental Carrying Capacity Northwest UniversityXi'an 710127People's Republic of China State Key Laboratory of Loess and Quaternary Geology Institute of Earth EnvironmentChinese Academy of SciencesXi'an 710061People's Republic of China
Changes in annual radial growth is an important indication of climate change. dendroclimatology studies in northern China have focused on linear statistical analysis,but lacking studies based on the process of ring fo... 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
Chiral induction and Sb3+doping in indium halides to trigger second harmonic generation and circularly polarized luminescence
收藏 引用
Chinese Chemical Letters 2024年 第8期35卷 503-507页
作者: Yongjing deng Feiyang Li Zijian Zhou Mengzhu Wang Yongkang Zhu Jianwei zhao Shujuan Liu qiang zhao State Key Laboratory of Organic Electronics and Information Displays&Jiangsu Key Laboratory for Biosensors Institute of Advanced Materials(IAM)&Institute of Flexible Electronics(Future Technology)Nanjing University of Posts&Telecommunications(NJUPT)Nanjing 210023China School of Environmental and Chemical Engineering Jiangsu University of Science and TechnologyZhenjiang 212100China Shenzhen HUASUAN Technology Co. Ltd.Shenzhen 518000China
Recently,organic-inorganic hybrid metal halides(HMHs)have attracted extensive attention as promis-ing multifunctional materials by virtue of their structural diversity and tunable photophysical ***,it remains a challe... 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
Lath-like phases formed at an extremely high temperature in a Mg-RE(RE=rare earth)-Al alloy
收藏 引用
Rare Metals 2024年 第8期43卷 3937-3945页
作者: Bo deng Shu-Hui Lv qiang Yang Dong-Yue zhao Jun-Yuan Fan Xin Qiu School of Materials Science and Engineering Changchun University of Science and TechnologyChangchun 130022China State Key Laboratory of Rare Earth Resource Utilization Changchun Institute of Applied ChemistryChinese Academy of SciencesChangchun 130022China Chongqing Research Institute Changchun University of Science and TechnologyChongqing 401135China
Thermal stable intermetallic particles are important for the heat resistance of magnesium(Mg)*** this work,many lath-like particles formed in α-Mg grains of a Mg-8Gd-3Sm-0.7Al casting alloy when heat-treated at 873 *... 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
Recent advances on liquid intercalation and exfoliation of transition metal dichalcogenides: From fundamentals to applications
收藏 引用
Nano Research 2024年 第3期17卷 2088-2110页
作者: Yan Tu Lingbin Xie Mengyang Zhang Shujuan Liu Zhongzhong Luo Longlu Wang qiang zhao State Key Laboratory of Organic Electronics and Information Displays and Jiangsu Key Laboratory for Biosensors Institute of Advanced Materials(IAM)Nanjing University of Posts and TelecommunicationsNanjing 210023China College of Electronic and Optical Engineering and College of Flexible Electronics(Future Technology) Jiangsu Province Engineering Research Center for Fabrication and Application of Special Optical Fiber Materials and DevicesNanjing University of Posts and TelecommunicationsNanjing 210023China
The weak van der Waals gap endows two dimensional transition metal dichalcogenides(2D TMDs)with the potential to realize guest intercalation and host ***,the liquid intercalation and exfoliation is a facile,low-cost,v... 详细信息
来源: 维普期刊数据库 维普期刊数据库 评论
Experimental investigation for temperature and emissivity by flame emission spectrum in a cavity of rocket based combined cycle combustor chamber
收藏 引用
deFENCE TECHNOLOGY 2024年 第9期39卷 114-122页
作者: Cai, Weiguang Zheng, Shu Wang, Yan Liu, Bing Zhu, Shaohua zhao, Li Lu, qiang North China Elect Power Univ Natl Engn Res Ctr New Energy Power Generat Beijing 102206 Peoples R China Northwestern Polytech Univ Internal Flow & Thermal Struct Lab Sci & Technol Combust Xian 710072 Peoples R China
Flame temperature and spectral emissivity were the important parameters characterizing the sufficient degree of fuel combustion and the particle radiative characteristics in the Rocket Based Combined Cycle (RBCC) comb... 详细信息
来源: 维普期刊数据库 维普期刊数据库 评论
Hourly land surface temperature retrieval over the Tibetan Plateau using Geo-LightGBM framework: Fusion of Himawari-8 satellite, ERA5 and site observations
收藏 引用
Advances in Climate Change Research 2024年 第4期15卷 623-635页
作者: zhao-Hua LIU Shan-Shan WENG zhao-Liang ZENG Ming-Hu DING Ya-qiang WANG Zhehao LIANG Civil and Surveying&Mapping Engineering Jiangxi University of Science and TechnologyGanzhou 341000China State Key Laboratory of Severe Weather Chinese Academy of Meteoroogical Sciences Beijing 100081China Space Geodesy and Geoinformation Technical Unviersity of BerlinBerlin 10623Germany
The Tibetan Plateau(TP)is highly sensitive to even minor fluctuations in land surface temperature(LST),which can result in permafrost melting and degradation of alpine grasslands,leading to serious ecological ***,it i... 详细信息
来源: 维普期刊数据库 维普期刊数据库 评论
Effects of water molecules on luminescence in europium and terbium coordination polymers with p-fluorobenzoic acid as ligand
收藏 引用
Journal of Rare Earths 2024年 第7期42卷 1258-1264,I0003页
作者: Xiaoqi zhao Puyan Hao Yami Ling Mengzhen Jia Rui Zhu Jiawen Liu qiang Xu Jianhong Zhou Collaborative Innovation Center of Rare-Earth Optical Functional Materials and devices development Baoji Key Laboratory of Micro-Nano Optoelectronics and Terahertz TechnologySchool of Physics and Opto-Electronic TechnologyBaoji University of Arts and SciencesBaoji721016China
Our previous experimental observations show that the crystal structure of lanthanide luminescent complexes synthesized in aqueous solution usually contains a large number of coordination water molecules or free water ... 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
Comparative study on interaction between rare earth oxide refractories and rare earth treated steel
收藏 引用
Journal of Iron and Steel Research International 2024年 第6期31卷 1493-1501页
作者: Ze Meng Guang-qiang Li Cheng Yuan Yi-jiang zhao Qing Zheng Bin Zeng Yu Liu The State Key Laboratory of Refractories and Metallurgy Wuhan University of Science and TechnologyWuhan430081HubeiChina Key Laboratory for Ferrous Metallurgy and Resources Utilization of Ministry of Education Wuhan University of Science and TechnologyWuhan430081HubeiChina Hubei Provincial Key Laboratory for New Processes of Ironmaking and Steelmaking Wuhan University of Science and TechnologyWuhan430081HubeiChina Technical Center Lianyuan Iron and Steel Co.Ltd.Loudi417009HunanChina
Refractories have an important effect on the cleanliness of molten *** interaction between CeAlO_(3) refractories and Ce treated steel was explored and compared with that between Al_(2)O_(3) refractories and Ce treate... 详细信息
来源: 维普期刊数据库 维普期刊数据库 评论