咨询与建议

限定检索结果

文献类型

  • 38,860 篇 期刊文献
  • 881 篇 会议
  • 795 册 图书
  • 1 篇 学位论文

馆藏范围

  • 40,265 篇 电子文献
  • 292 种 纸本馆藏

日期分布

学科分类号

  • 15,730 篇 工学
    • 3,292 篇 材料科学与工程(可...
    • 2,728 篇 生物医学工程(可授...
    • 1,766 篇 化学工程与技术
    • 958 篇 机械工程
    • 951 篇 电子科学与技术(可...
    • 759 篇 动力工程及工程热...
    • 706 篇 水利工程
    • 628 篇 地质资源与地质工...
    • 595 篇 环境科学与工程(可...
    • 593 篇 电气工程
    • 546 篇 仪器科学与技术
    • 514 篇 计算机科学与技术...
  • 14,683 篇 医学
    • 12,195 篇 临床医学
    • 2,842 篇 医学技术(可授医学...
    • 1,842 篇 基础医学(可授医学...
    • 1,424 篇 中西医结合
    • 850 篇 公共卫生与预防医...
    • 672 篇 药学(可授医学、理...
  • 7,407 篇 理学
    • 1,375 篇 物理学
    • 1,204 篇 生物学
    • 1,127 篇 化学
    • 974 篇 地质学
    • 723 篇 数学
    • 714 篇 地球物理学
    • 502 篇 生态学
  • 3,596 篇 农学
    • 843 篇 畜牧学
    • 748 篇 作物学
    • 630 篇 农业资源与环境
  • 1,232 篇 管理学
    • 507 篇 管理科学与工程(可...
  • 755 篇 经济学
    • 655 篇 应用经济学
  • 714 篇 教育学
  • 380 篇 法学
  • 356 篇 文学
  • 186 篇 艺术学
  • 173 篇 历史学
  • 161 篇 哲学
  • 31 篇 军事学

主题

  • 608 篇 ct
  • 481 篇 mri
  • 272 篇 mr
  • 234 篇 患者
  • 221 篇 病人
  • 162 篇 美国
  • 79 篇 analysis
  • 75 篇 治疗
  • 72 篇 高血压
  • 64 篇 covid-19
  • 63 篇 corrosion
  • 60 篇 北美洲
  • 57 篇 发生率
  • 55 篇 temperature
  • 53 篇 日本
  • 52 篇 pet
  • 52 篇 rare earths
  • 49 篇 diabetes
  • 47 篇 诊断
  • 46 篇 microstructure

机构

  • 72 篇 北京大学
  • 70 篇 中国科学院大学
  • 68 篇 department of ph...
  • 67 篇 institute for pa...
  • 67 篇 california insti...
  • 67 篇 department of ph...
  • 67 篇 department of ph...
  • 67 篇 desy d-15735 zeu...
  • 67 篇 georg-august-uni...
  • 67 篇 bartol research ...
  • 67 篇 kavli institute ...
  • 67 篇 department of ph...
  • 67 篇 kek high energy ...
  • 67 篇 niels bohr insti...
  • 67 篇 dept.of physics ...
  • 66 篇 nikhef p.o.box 4...
  • 66 篇 ific-instituto d...
  • 66 篇 prisma cluster o...
  • 66 篇 max-planck-insti...
  • 65 篇 department of ph...

作者

  • 241 篇 叶鹏
  • 93 篇 刘莉
  • 84 篇 f.krauss
  • 84 篇 g.weiglein
  • 84 篇 h.murayama
  • 84 篇 j.parsons
  • 84 篇 j.d.jackson
  • 84 篇 g.d'ambrosio
  • 84 篇 r.s.chivukula
  • 83 篇 y.kwon
  • 82 篇 m.white
  • 81 篇 m.drees
  • 72 篇 s.blusk
  • 61 篇 k.monig
  • 55 篇 郭战宏
  • 48 篇 p.de jong
  • 40 篇 o.dahl
  • 35 篇 朱国栋
  • 33 篇 b.foster
  • 32 篇 j.zhang

语言

  • 27,632 篇 中文
  • 12,904 篇 英文
检索条件"作者=J.m.Valverde"
40537 条 记 录,以下是51-60 订阅
排序:
Peptide-based strategies for overcoming multidrug-resistance in cancer therapy
收藏 引用
Chinese Chemical Letters 2025年 第1期36卷 110-118页
作者: Xiaofang Luo Ye Wu Xiaokun Zhang min Tang Feiye ju Zuodong Qin Gregory j Duns Wei-Dong Zhang jiang-jiang Qin Xin Luan Hunan Engineering Technology Research Center for Comprehensive Development and Utilization of Biomass Resources College of Chemistry and BioengineeringHunan University of Science and EngineeringYongzhou 425199China Shanghai Frontiers Science Center of TCm Chemical Biology Institute of Interdisciplinary Integrative Medicine Research and Shuguang HospitalShanghai University of Traditional Chinese MedicineShanghai 201203China Zhejiang Cancer Hospital Hangzhou Institute of Medicine(HIM)Chinese Academy of SciencesHangzhou 310022China State Key Laboratory for Quality Ensurance and Sustainable Use of Dao-di Herbs Institute of Medicinal Plant DevelopmentChinese Academy of Medical Science and Peking Union Medical CollegeBeijing 100700China
Despite ongoing advancements in cancer treatment,the emergence of primary and acquired resistance poses a significant challenge for both traditional chemotherapy and immune checkpoint blockade *** demand for targeted ... 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
Thermoelastic Analysis of Non-uniform Pressurized Functionally Graded Cylinder with Variable Thickness Using First Order Shear Deformation Theory(FSDT) and Perturbation method
收藏 引用
Chinese journal of mechanical Engineering 2015年 第6期28卷 1149-1156页
作者: KHOSHGOFTAR m j mIRZAALI m j RAHImI G H Faculty of mechanical Engineering Tarbiat Modares University Department of mechanical Engineering Faculty of Engineering Arak University Department of mechanical Engineering Politecnico di Milano
Recently application of functionally graded materials(FGms) have attracted a great deal of interest. These materials are composed of various materials with different micro-structures which can vary spatially in FGms... 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
Three subspecies of Black-tailed Godwit share non-breeding sites in the world's largest river delta
收藏 引用
Avian Research 2025年 第01期 1-10页
作者: Delip K.Das Wouter m.G.Vansteelant Bingrun Zhu Shariful Islam Naim Khandakar marco van der Velde Chris j.Hassell jesse R.Conklin Pierrick Bocher jos C.E.W.Hooijmeijer Yvonne I.Verkuil Theunis Piersma Department of Zoology Faculty of Life and Earth Sciences Jagannath University Conservation Ecology Group Groningen Institute for Evolutionary Life Sciences University of Groningen Bird Eyes Centre for Global Ecological Change at the Faculties of Science & Engineering and Campus Fryslan University of Groningen Theoretical and Computational Ecology Institute for Biodiversity and Ecosystem Dynamics University of Amsterdam Hunan Global messenger Technology Co. Ltd Behavioural & Physiological Ecology Groningen Institute for Evolutionary Life Sciences University of Groningen Global Flyway Network Littoral Environnement et Sociétés UmR LIENSs 7266 CNRS La Rochelle University NIOZ Royal Netherlands Institute for Sea Research Department of Coastal Systems
During the non-breeding season(September–April), Black-tailed Godwits(Limosa limosa) are commonly seen in coastal and inland wetlands of the Ganges-Brahmaputra-meghna Delta in Bangladesh. We hypothesize that the Gang...
来源: 同方期刊数据库 同方期刊数据库 评论
High-quality control of receiver functions using a capsule neural network
收藏 引用
Earthquake Science 2025年 第2期38卷 93-109页
作者: mona H. Hegazi Ahmad m. Faried Omar m. Saad National Research Institute of Astronomy and Geophysics (NRIAG) Cairo 11421 Egypt Division of Physical Science and Engineering King Abdullah University of Science and Technology (KAUST) Thuwal 23955-6900 Saudi Arabia
The Red Sea-Gulf of Suez-Cairo-Alexandria Clysmic-Trend in northern Egypt is the main earthquake zone in the country, with a moderate-to-high seismic hazard and a history of significant earthquakes caused by rifting a... 详细信息
来源: 维普期刊数据库 维普期刊数据库 评论
Predicting peak ground acceleration using the Convmixer network
收藏 引用
Earthquake Science 2025年 第2期38卷 126-135页
作者: mohammed, mona Saad, Omar m. Keshk, Arabi Ahmed, Hatem m. National Research Institute of Astronomy and Geophysics (NRIAG) Cairo 11511 Egypt Division of Physical Science and Engineering King Abdullah University of Science and Technology (KAUST) Thuwal 23955-6900 Saudi Arabia Delta Technological University Menoufia 32684 Egypt Faculty of Computers and Information Menoufia University Menoufia 32512 Egypt
The level of ground shaking, as determined by the peak ground acceleration (PGA), can be used to analyze seismic hazard at a certain location and is crucial for constructing earthquake-resistant structures. Predicting... 详细信息
来源: 维普期刊数据库 维普期刊数据库 评论
Nanostructured grinding wheels for ultra-precision engineering applications
收藏 引用
Nanotechnology and Precision Engineering 2021年 第3期4卷 63-75页
作者: m.j.jackson Integrated Studies College of Technology and AviationKansas State UniversitySalinaKansas 67401USA
manufacturers face challenges when dealing with abrasives that lose roundness,wear excessively,and suffer from pitting of the surface of the grinding wheel that needs rectification using dressing *** abrasive grits ma... 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
Frequency-dependent viscoelasticity effects on the wave attenuation performance of multi-layered periodic foundations
收藏 引用
Applied mathematics and mechanics(English Edition) 2024年 第3期45卷 407-424页
作者: m.SAFI m.VAKILIFARD m.j.mAHmOODI Faculty of Civil Water&Environmental EngineeringShahid Beheshti UniversityTehran ***Iran Faculty of mechanical and Energy Engineering Shahid Beheshti UniversityTehran ***Iran
In this paper,layered periodic foundations(LPFs)are numerically examined for their responses to longitudinal and transverse modes in the time and frequency *** different unit-cells,i.e.,2-layer,4-layer,and 6-layer uni... 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
Health risk of whole body vibration in mining trucks during various operational conditions
收藏 引用
journal of Central South University 2017年 第8期24卷 1808-1816页
作者: Rahimdel m.j mirzaei m Sattarvand j Hoseinie S.H Department of mining Engineering Sahand University of TechnologyTabriz ***Iran Department of mechanical Engineering Sahand University of TechnologyTabriz ***Iran Department of mining Engineering Isfahan University of TechnologyIsfahan ***Iran
mining machineries are generally exposed to intensive vibrations in harsh mining environment. If vibrations are beyond the tolerable limit, the machine and its operator health will be under the risk. In this work, the... 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
Surface morphology and impurity distribution of electron beam recrystallized silicon films on low cost substrates for solar cell absorber
收藏 引用
Rare metals 2006年 第Z1期25卷 195-200页
作者: GROmBALL F müLLER j Department of mikrosystemtechnik Technische Universitt Hamburg-Harburg Hamburg 21073 Germany
A line shaped electron beam recrystallised polycrystalline silicon film on the low cost substrate was investigated for the use of the solar cell absorber. The applied EB energy density strongly influences the surface ... 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
Dynamic mechanical Relaxation in Bulk metallic Glasses:A Review
收藏 引用
journal of materials Science & Technology 2014年 第6期30卷 523-545页
作者: j.C.Qiao j.m.Pelletier Université de Lyon CNRS France INSA-Lyon MATEIS UMR5510 F-69621 Villeurbanne France
metallic glasses have aroused considerable interest in the past decades because they exhibit fascinating properties. First, this article briefly outlines the mechanical, thermal properties and application of the metal... 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