咨询与建议

限定检索结果

文献类型

  • 4,938 篇 期刊文献
  • 225 篇 会议
  • 53 册 图书
  • 11 篇 学位论文
  • 1 篇 报纸

馆藏范围

  • 5,205 篇 电子文献
  • 23 种 纸本馆藏

日期分布

学科分类号

  • 2,456 篇 工学
    • 523 篇 材料科学与工程(可...
    • 330 篇 化学工程与技术
    • 320 篇 计算机科学与技术...
    • 297 篇 机械工程
    • 259 篇 电气工程
    • 248 篇 电子科学与技术(可...
    • 224 篇 建筑学
    • 207 篇 环境科学与工程(可...
    • 195 篇 动力工程及工程热...
    • 148 篇 生物医学工程(可授...
    • 147 篇 仪器科学与技术
    • 145 篇 软件工程
    • 139 篇 力学(可授工学、理...
    • 134 篇 控制科学与工程
    • 128 篇 土木工程
    • 128 篇 地质资源与地质工...
  • 1,612 篇 医学
    • 1,187 篇 临床医学
    • 193 篇 基础医学(可授医学...
    • 188 篇 公共卫生与预防医...
  • 1,356 篇 理学
    • 387 篇 生物学
    • 374 篇 化学
    • 330 篇 物理学
    • 182 篇 数学
    • 156 篇 生态学
    • 135 篇 地质学
    • 132 篇 地球物理学
  • 551 篇 农学
    • 206 篇 作物学
  • 383 篇 管理学
    • 162 篇 管理科学与工程(可...
  • 205 篇 教育学
    • 126 篇 教育学
  • 198 篇 经济学
    • 178 篇 应用经济学
  • 139 篇 法学
  • 87 篇 文学
  • 63 篇 艺术学
  • 42 篇 历史学
  • 31 篇 哲学
  • 8 篇 军事学

主题

  • 25 篇 liver
  • 25 篇 cancer
  • 22 篇 中国
  • 22 篇 应用
  • 17 篇 analysis
  • 17 篇 treatment
  • 14 篇 设计
  • 13 篇 surgery
  • 12 篇 syndrome
  • 12 篇 美国
  • 12 篇 transplantation
  • 12 篇 and
  • 11 篇 model
  • 11 篇 大鼠
  • 11 篇 发展趋势
  • 11 篇 soil
  • 10 篇 危险因素
  • 10 篇 博物馆
  • 10 篇 apoptosis
  • 10 篇 设计师

机构

  • 36 篇 清华大学
  • 28 篇 西北工业大学
  • 26 篇 四川大学
  • 21 篇 浙江大学
  • 17 篇 北京大学
  • 17 篇 《现代塑料》编辑部
  • 17 篇 哈尔滨工业大学
  • 16 篇 同济大学
  • 15 篇 华中科技大学同济...
  • 15 篇 中南大学
  • 14 篇 中国农业大学
  • 13 篇 上海交通大学
  • 13 篇 重庆大学
  • 13 篇 华南理工大学
  • 13 篇 武汉大学人民医院
  • 12 篇 吉林大学
  • 12 篇 中国地质大学
  • 12 篇 西北农林科技大学
  • 12 篇 沈阳农业大学
  • 11 篇 复旦大学

作者

  • 35 篇 jan
  • 25 篇 jan laue
  • 24 篇 nadhir al-ansari
  • 24 篇 jan h.schut
  • 20 篇 sundell jan
  • 16 篇 yi-yin jan
  • 16 篇 李军
  • 14 篇 张军
  • 13 篇 jan ozer
  • 12 篇 nasrat adamo
  • 12 篇 jan van der gree...
  • 12 篇 torstein koch
  • 12 篇 王军
  • 12 篇 jan lerut
  • 11 篇 jan baeyens
  • 11 篇 chun-nan yeh
  • 10 篇 skodvin
  • 10 篇 jan brozek
  • 10 篇 jan magasanik
  • 10 篇 jan awrejcewicz

语言

  • 3,442 篇 中文
  • 1,786 篇 英文
检索条件"作者=Jan Paava"
5228 条 记 录,以下是51-60 订阅
排序:
Realism, Normativity and Professor Mearsheimer
收藏 引用
Philosophy Study 2024年 第2期14卷 63-65页
作者: jan-Erik Lane Geneva University GenevaSwitzerland
International relations or politics are a dynamic discipline within politics. It concentrates upon the understanding or explanation of conflict and power between nations or countries. It is of course highly relevant t... 详细信息
来源: 维普期刊数据库 维普期刊数据库 评论
Dielectric and physico-chemical behavior of single thermally thick wood blocks under microwave assisted pyrolysis
收藏 引用
particuology 2024年 第3期86卷 291-303页
作者: Nicole Vorhauer-Huget Jakob Seidenbecher Supriya Bhaskaran Francesca Schenkel Lucas Briest Suresh Gopalkrishna jan Barowski Andrea Dernbecher Liane Hilfert Ilona Rolfes Alba Dieguez-Alonso Otto von Guericke University Magdeburg Universitatsplatz 239106MagdeburgGermany Ruhr University Bochum Institute of Microwave SystemsUniversitatsstraβe 15044801BochumGermany
Pyrolysis of thermally thick beech wood blocks with a size of around 2.5×8×6 cm^(3)(width×length×height)was carried out in a lab scale microwave reactor with a frequency of 2.45 GHz,operated,both,at 300 W and 600 ... 详细信息
来源: 维普期刊数据库 维普期刊数据库 评论
Importance of timely and adequate source control in sepsis and septic shock
收藏 引用
Journal of Intensive Medicine 2024年 第3期4卷 281-286页
作者: jan J.De Waele Department of Intensive Care Medicine Ghent University HospitalGhentBelgium Department of Internal Medicine and Pediatrics Faculty of Medicine and Health SciencesGhent UniversityGhentBelgium
Source control is defined as the physical measures undertaken to eliminate the source of infection and control ongoing contamination, as well as restore anatomy and function at the site of infection. It is a key compo... 详细信息
来源: 维普期刊数据库 维普期刊数据库 评论
Nonsteroidal anti-inflammatory drugs before endoscopic ultrasound guided tissue acquisition to reduce the incidence of post procedural pancreatitis
收藏 引用
World Journal of Gastroenterology 2024年 第8期30卷 811-816页
作者: Mike de Jong Foke van Delft Christine Roozen Erwin-jan van Geenen Tanya Bisseling Peter Siersema Marco Bruno Department of Gastroenterology and Hepatology Radboud University Medical CenterNijmegen 6525 GANetherlands Department of Gastroenterology and Hepatology Erasmus University Medical CenterRotterdam 3015 GDNetherlands
Endoscopic ultrasound(EUS)with fine needle aspiration or fine needle biopsy is the gold standard for sampling tissue to diagnose pancreatic cancer and auto-immune pancreatitis or to analyze cyst *** most common report... 详细信息
来源: 维普期刊数据库 维普期刊数据库 评论
Clinical associations of corneal neuromas with ocular surface diseases
收藏 引用
Neural Regeneration Research 2024年 第1期19卷 140-147页
作者: Charmaine jan Li Toh Chang Liu Isabelle Xin Yu Lee Molly Tzu Yu Lin Louis Tong Yu-Chi Liu Lee Kong Chian School of Medicine Nanyang Technological UniversitySingapore Singapore Eye Research Institute Singapore Department of Cornea and External Eye Disease Singapore National Eye CentreSingapore Ophthalmology and Visual Sciences Academic Clinical Program Duke-NUS Medical SchoolSingapore
Corneal neuromas,also termed microneuromas,refer to microscopic,irregula rly-shaped enlargements of terminal subbasal nerve endings at sites of nerve damage or *** formation of corneal neuromas results from damage to ... 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
Enhanced thermal emission from metal-free,fully epitaxial structures with epsilon-near-zero InAs layers
收藏 引用
Journal of Semiconductors 2024年 第2期45卷 34-39页
作者: Karolis Stašys Andrejus Geižutis jan Devenson State Research Institute Center for Physical Sciences and Technology Savanoriųave.231L-T02300 VilniusLithuania
We introduce a novel method to create mid-infrared(MIR)thermal emitters using fully epitaxial,metal-free *** the strategic use of epsilon-near-zero(ENZ)thin films in InAs layers,we achieve a narrow-band,wide-angle,and... 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
The Impact of Health Information Technology on Hospital Performance: A Systematic Integrative Literature Review
收藏 引用
Health 2024年 第4期16卷 257-279页
作者: Alisa Westerhof Cokky Hilhorst Willem jan Bos Accounting Auditing & Control Nyenrode Business University Breukelen Netherlands St. Antonius Ziekenhuis Utrecht Netherlands Department of Internal Medicine Nephrology Leiden University Medical Center Leiden Netherlands
Objective: To review, categorise, and synthesise findings from literature on health information technology (HIT) functionalities, HIT use, and the impact of HIT on hospital performance. Materials and Methods: We condu... 详细信息
来源: 维普期刊数据库 维普期刊数据库 评论
晚发性结直肠癌患者亲属的结肠镜筛查时间间隔:一项全国性匹配队列研究
收藏 引用
Science Bulletin 2024年 第6期69卷 732-736页
作者: 梁群风 Kristina Sundquist jan Sundquist Hermann Brenner Elham Kharazmi Mahdi Fallah Division of Preventive Oncology National Center for Tumor DiseasesGerman Cancer Research CenterHeidelberg 69120Germany Medical Faculty Heidelberg Heidelberg UniversityHeidelberg 69120Germany Center for Primary Health Care Research Lund UniversityMalmö20213Sweden Department of Family Medicine and Community Health Department of Population Health Science and PolicyIcahn School of Medicine at Mount SinaiNew YorkNY10029USA Center for Community-based Healthcare Research and Education Department of Functional PathologySchool of MedicineShimane UniversityIzumo 693-8501Japan Division of Clinical Epidemiology and Aging Research German Cancer Research CenterHeidelberg 69120Germany German Cancer Consortium German Cancer Research CenterHeidelberg 69120Germany Institute of Primary Health Care University of BernBern 3012Switzerland
Colorectal cancer(CRC)is a major global cancer burden,ranking third in terms of incidence,but second in terms of mortality[1].Early detection of CRC through screening combined with subsequent removal of polyps remains... 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
Littoral landforms of Lake Hulun and Lake Buir(China and Mongolia):Wind-driven hydro-sedimentary dynamics and resulting clastics distribution
收藏 引用
Journal of palaeogeography 2024年 第2期13卷 309-326页
作者: Li Wang Mathieu Schuster Shi-Wei Xin Florin Zainescu Xin-Yu Xue Joep Storms jan-Hendrik May Alexis Nutz Helena van der Vegt Guilherme Bozetti Zai-Xing Jiang School of Energy Resources China University of Geosciences(Beijing)Beijing100083China Universite de Strasbourg CNRSENGEESInstitut Terre et Environnement de StrasbourgUMR 70635 Rue DescartesStrasbourgFrance Tamsag Mongolia(XIX)Ltd. PetroChinaDaqing 163000China CEREGE Aix-Marseille UniversitéCNESIRDCollege de FranceINRAAix en ProvenceFrance School of Marine Science Sun Yat-sen UniversityZhuhai 519083China Delft University of Technology Department of Geoscience and EngineeringDelfthe Netherlands School of Geography Earth and Atmospheric SciencesUniversity of Melbourne253 Elgin St.CarltonVIC 3053Australia Deltares Delfthe Netherlands SCMF Faculty of GeographyUniversity of Bucharest1 N.Balcescu Blv.BucharestRomania
Two rectangular-shaped lakes,Lake Hulun and Lake Buir,located at the boundary between China and Mongolia,only c.75 km apart and therefore experiencing similar wind fields,have been studied based on satellite images an... 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
40-meter-long REBCO tapes with critical current over 4,000 A/12 mm at 4.2 K and 13 T by advanced MOCVD
收藏 引用
Superconductivity 2024年 第1期9卷 29-34页
作者: Mahesh paidpilli Chirag Goel Bhabesh Sarangi Siwei Chen Eduard Galstyan jan Jaroszynski Griffin Bradford Dmytro Abraimov Venkat Selvamanickam Department of Mechanical Engineering Advanced Manufacturing InstituteTexas Center for SuperconductivityUniversity of HoustonHoustonTexasUSA AMPeers LLC HoustonTexasUSA National High Magnetic Field Laboratory TallahasseeFloridaUSA
REBa_(2)Cu_(3)O_(7−δ)(REBCO,RE=rare earth)tapes doped with 5%and 15%Zr have been scaled up to lengths more than 40 m in a pilot‐scale advanced metal organic chemical vapor deposition(A‐MOCVD)*** precursor compositi... 详细信息
来源: 维普期刊数据库 维普期刊数据库 评论