咨询与建议

限定检索结果

文献类型

  • 7,718 篇 期刊文献
  • 476 篇 会议
  • 457 册 图书
  • 25 篇 学位论文
  • 9 篇 报纸
  • 1 篇 多媒体

馆藏范围

  • 8,475 篇 电子文献
  • 215 种 纸本馆藏

日期分布

学科分类号

  • 3,012 篇 工学
    • 513 篇 材料科学与工程(可...
    • 345 篇 化学工程与技术
    • 309 篇 机械工程
    • 286 篇 计算机科学与技术...
    • 273 篇 电子科学与技术(可...
    • 238 篇 建筑学
    • 209 篇 仪器科学与技术
    • 189 篇 交通运输工程
    • 139 篇 软件工程
    • 133 篇 电气工程
    • 125 篇 控制科学与工程
    • 122 篇 光学工程
    • 118 篇 信息与通信工程
  • 2,619 篇 医学
    • 1,959 篇 临床医学
    • 266 篇 公共卫生与预防医...
    • 127 篇 中西医结合
    • 116 篇 药学(可授医学、理...
  • 1,436 篇 理学
    • 320 篇 生物学
    • 221 篇 化学
    • 206 篇 数学
    • 199 篇 物理学
    • 125 篇 地质学
  • 656 篇 管理学
    • 298 篇 管理科学与工程(可...
    • 222 篇 公共管理
    • 152 篇 工商管理
  • 611 篇 农学
    • 153 篇 作物学
    • 115 篇 农业资源与环境
  • 446 篇 经济学
    • 412 篇 应用经济学
  • 306 篇 教育学
    • 180 篇 教育学
  • 281 篇 文学
    • 194 篇 外国语言文学
  • 215 篇 法学
  • 156 篇 艺术学
  • 80 篇 历史学
  • 69 篇 哲学
  • 12 篇 军事学

主题

  • 71 篇 中国
  • 67 篇 cancer
  • 41 篇 应用
  • 40 篇 德国
  • 34 篇 analysis
  • 33 篇 英语
  • 30 篇 covid-19
  • 30 篇 mortality
  • 27 篇 世界
  • 26 篇 liver
  • 23 篇 health
  • 22 篇 cirrhosis
  • 22 篇 diabetes
  • 22 篇 imaging
  • 21 篇 患者
  • 20 篇 system
  • 19 篇 hepatitis
  • 19 篇 therapy
  • 18 篇 magnetic
  • 18 篇 of

机构

  • 70 篇 北京大学
  • 33 篇 monash大学
  • 24 篇 澳大利亚monash大...
  • 23 篇 亚琛工业大学
  • 23 篇 复旦大学
  • 23 篇 同济大学
  • 23 篇 香港中文大学
  • 22 篇 清华大学
  • 21 篇 中国地质大学
  • 20 篇 dariel studio
  • 18 篇 浙江大学
  • 17 篇 中国科学院大学
  • 16 篇 香港大学
  • 15 篇 美国北卡罗莱纳州...
  • 15 篇 process德文版编辑...
  • 15 篇 英国布里斯托尔大...
  • 15 篇 北京师范大学
  • 15 篇 上海交通大学
  • 15 篇 中山大学附属第一...
  • 15 篇 北欧cochrane中心

作者

  • 144 篇 thomas
  • 70 篇 shane thomas
  • 68 篇 杨辉
  • 49 篇 thomas dariel
  • 40 篇 colette browning
  • 27 篇 bill thomas
  • 23 篇 thomas efferth
  • 23 篇 thomas cavaille-...
  • 22 篇 t.gries
  • 19 篇 bill
  • 17 篇 frank davidoff
  • 16 篇 matthias egger
  • 16 篇 diana elbourne
  • 15 篇 刘斌
  • 14 篇 thomas li
  • 13 篇 thomas d. fahey
  • 13 篇 thomas m.van gul...
  • 12 篇 thomas müller
  • 12 篇 江朝强
  • 11 篇 thomas j vogl

语言

  • 4,682 篇 中文
  • 4,003 篇 英文
检索条件"作者=Jurgen thomas"
8686 条 记 录,以下是1-10 订阅
排序:
Boosting the superconducting spin valve effect in a metallic superconductor/ferromagnet heterostructure
收藏 引用
Nano Research 2016年 第4期9卷 1005-1011页
作者: Pavel V. Leksin Andrey A. Kamashev Joachim Schumann Vladislav E. Kataev jurgen thomas Bernd Buchner Ilgiz A. Garifullin Leibniz Institute for Solid State and Materials Research Dresden (IFW Dresden) DoO 1171 Dresden Germany Zavoisky Physical-Technical Institute Russian Academy of Sciences 420029 Kazan Russia Dresden University of Technology D-01062 Dresden Germany
Superconducting spin valves based on the superconductor/ferromagnet (S/F) proximity effect are considered to be a key element in the emerging field of superconducting spintronics. Here, we demonstrate the crucial ro... 详细信息
来源: 维普期刊数据库 维普期刊数据库 评论
Tuning beneficial calcineurin phosphatase activation to counterα-synuclein toxicity in a yeast model of Parkinson’s disease
收藏 引用
Neural Regeneration Research 2025年 第1期20卷 199-200页
作者: Srishti Chawla Mikael Molin thomas Nystrom Institute for Biomedicine Sahlgrenska AcademyCentre for Ageing and Health-AgeCapUniversity of GothenburgGothenburgSweden Department of Life Sciences Chalmers University of TechnologyGothenburgSweden
Calcineurin(CN)is a calcium-and calmodulindependent serine/threonine that has been studied in many model organisms including yeast,filamentous fungi,plants,and *** biological functions range from ion homeostasis and v... 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
Microglia:a promising therapeutic target in spinal cord injury
收藏 引用
Neural Regeneration Research 2025年 第2期20卷 454-463页
作者: Xiaowei Zha Guoli Zheng thomas Skutella Karl Kiening Andreas Unterberg Alexander Younsi Department of Neurosurgery Heidelberg University HospitalHeidelbergGermany Department of Neuroanatomy Institute for Anatomy and Cell BiologyHeidelberg UniversityHeidelbergGermany
Microglia are present throughout the central nervous system and are vital in neural repair,nutrition,phagocytosis,immunological regulation,and maintaining neuronal *** a healthy spinal cord,microglia are accountable f... 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
Sleep as a window to understand and regulate Alzheimer's disease:emerging roles of thalamic reticular nucleus
收藏 引用
Neural Regeneration Research 2025年 第6期20卷 1711-1712页
作者: Haoqi Sun Shiqian Shen Robert J.thomas M.Brandon Westover Can Zhang Department of Neurology Beth Israel Deaconess Medical CenterHarvard Medical SchoolBostonMAUSA Center for Translational Pain Research Department of AnesthesiaCritical Care and Pain MedicineMassachusetis General HospitalHarvard Medical SchoolBostonMAUSA Division of Pulmonary Critical Care and Sleep MedicineDepartment of MedicineBeth Israel Deaconess Medical CenterHarvard Medical SchoolBostonMAUSA Genetics and Aging Research Unit McCance Center for Brain HealthMass General Institute for Neurodegenerative DiseaseDepartment of NeurologyMassachusetts General HospitalHarvard Medical SchoolBostonMAUSA
Introduction:Alzheimer 's disease(AD) is a common neurodegenerative disorder and the primary cause of dementia. Considerable evidence supports the “amyloid hypothesis,” stating that the pathogenesis of AD is primari... 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
Decreasing nutrient concentrations in soils and trees with increasing elevation across a treelineecotone in Rolwaling Himal, Nepal
收藏 引用
Journal of Mountain Science 2017年 第5期14卷 843-858页
作者: Simon DROLLINGER Michael MULLER Timo KOBL Niels SCHWAB jurgen BOHNER Udo SCHICKHOFF thomas SCHOLTEN Geoecology Department of Geography and Regional Research University of Vienna Vienna Austria Soil Science and Geomorphology Department of Geosciences Uniuersity of Tubingen Tubingen Germany CEN Center for Earth System Research and Sustainability Institute of Geography University of Hamburg Hamburg Germany
At a global scale, tree growth in alpine treeline ecotones is limited by low temperatures. At a local scale, however, tree growth at its upper limit depends on multiple interactions of influencing factors and mechanis... 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
Implications of tree species–environment relationships for the responsiveness of Himalayan krummholz treelines to climate change
收藏 引用
Journal of Mountain Science 2017年 第3期14卷 453-473页
作者: Niels SCHWAB Udo SCHICKHOFF Birgit BURZLE Michael MULLER jurgen BOHNER Ram Prasad CHAUDHARY thomas SCHOLTEN Jens OLDELAND CEN Center for Earth System Research and Sustainability Institute of GeographyUniversity of HamburgBundesstrafle 5520146 HamburgGermany Department of Geosciences Chair of Soil Science and CeomorphologyUniversity of TübingenGermany Research Centre for Applied Science and Technology&Central Department of Botany Tribhuvan UniversityNepal Biocentre Klein Flottbek University of HamburgOhnhorststr.1822609 HamburgGermany
Climate warming is expected to advance treelines to higher elevations. However, empirical studies in diverse mountain ranges give evidence of both advancing alpine treelines as well as rather insignificant responses. ... 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
Alb4 of Arabidopsis Promotes Assembly and Stabilization of a Non Chlorophyll-Binding Photosynthetic Complex, the CF1CF0-ATP Synthase
收藏 引用
Molecular Plant 2009年 第6期2卷 1410-1424页
作者: Monique Benz thomas Bals Irene Luise Gugel Markus Piotrowski Andreas Kuhn Danja Schunemann jurgen Soll Elisabeth Ankele Department of Biologie I-Botanik Biozentrum Ludwig-Maximillians-University Munich Grosshadernerstrasse 2-4 D-82152 Planegg-Martinsried Germany Munich Centre for Integrated Protein Science CIPSM Ludwig-Maximillians-University Munich Feodor-Lynen-Strasse 25 D-81377 Munich Germany Department of Plant Physiology Ruhr-University Bochum D-44780 Bochum Germany Department of Microbiology University of Hohenheim Garbenstrasse 30 D-70599 Hohenheim Germany
All members of the YidC/Oxal/Alb3 protein family are evolutionarily conserved and appear to function in membrane protein integration and protein complex stabilization. Here, we report on a second thylakoidal isoform o... 详细信息
来源: 维普期刊数据库 维普期刊数据库 评论
Machine learning in solid organ transplantation:Charting the evolving landscape
收藏 引用
World Journal of Transplantation 2025年 第1期15卷 165-177页
作者: Badi Rawashdeh Haneen Al-abdallat Emre Arpali Beje thomas Ty B Dunn Matthew Cooper Division of Transplant Surgery Medical College of WisconsinMilwaukeeWI 53202United States Department of Medicine Jordan University HospitalAmman 11263Jordan Department of Nephrology Medical College of WisconsinMilwaukeeWI 53226United States
BACKGROUND Machine learning(ML),a major branch of artificial intelligence,has not only demonstrated the potential to significantly improve numerous sectors of healthcare but has also made significant contributions to ... 详细信息
来源: 维普期刊数据库 维普期刊数据库 评论
Recursive feature elimination in Raman spectra with support vector machines
收藏 引用
Frontiers of Optoelectronics 2017年 第3期10卷 273-279页
作者: Bernd KAMPE Sandra KLOβ thomas BOCKLITZ Petra ROSCH jurgen POPP Institute of Physical Chemistry and Abbe Center of Photonics University of Jena Helmholtzweg 4 D-07743 Jena Germany InfectoGnostics Research Campus Jena Center for Applied Research Philosophenweg 7 07743 Jena Germany Leibniz-Institute of Photonic Technology Albert-Einstein-Straβe 9 D-07745 Jena Germany
The presence of irrelevant and correlated data points in a Raman spectrum can lead to a decline in classifier performance. We introduce support vector machine (SVM)-based recursive feature elimination into the field... 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
Post-Translational Derepression of Invertase Activity in Source Leaves via Down-Regulation of Invertase Inhibitor Expression Is Part of the Plant Defense Response
收藏 引用
Molecular Plant 2010年 第6期3卷 1037-1048页
作者: Katharina B. Bonfig Andrea Gabler Uwe K. Simon Nora Luschin-Ebengreuth Martina Hatz Susanne Berger Naseem Muhammad jurgen Zeier Alok K. Sinha thomas Roitsch Julius-von-Sachs-Institut fuer Biowissenschaften Lehrstuhl for Pharmazeutische Biologie Universitaet Wuerzburg Julius-von-Sachs-Platz 2 97082 Wuerzburg Germany Institute of Plant Sciences Department of Plant Physiology University of Graz 8010 Graz Austria Zentrum for rnedizinische Grundlagenforschung (ZMF) Medizinische Universitat Graz Stiftingtalstraβe 24 A-8010 Graz Department of Biology Plant Biology Section University of Fribourg Route Albert Gockel 3 CH-1700 Fribourg Switzerland National Institute for Plant Genome Research Aruna Asaf Ali Road New Delhi 110067 India
There is increasing evidence that pathogens do not only elicit direct defense responses, but also cause pronounced changes in primary carbohydrate metabolism. Cell-wall-bound invertases belong to the key regulators of... 详细信息
来源: 维普期刊数据库 维普期刊数据库 评论