咨询与建议

限定检索结果

文献类型

  • 15,894 篇 期刊文献
  • 1,134 篇 会议
  • 917 册 图书
  • 1 篇 报纸

馆藏范围

  • 17,583 篇 电子文献
  • 392 种 纸本馆藏

日期分布

学科分类号

  • 7,516 篇 医学
    • 6,436 篇 临床医学
    • 1,388 篇 医学技术(可授医学...
    • 1,055 篇 基础医学(可授医学...
    • 636 篇 中西医结合
    • 611 篇 公共卫生与预防医...
    • 476 篇 药学(可授医学、理...
  • 7,309 篇 工学
    • 2,092 篇 材料科学与工程(可...
    • 1,504 篇 生物医学工程(可授...
    • 1,134 篇 化学工程与技术
    • 864 篇 机械工程
    • 747 篇 电子科学与技术(可...
    • 630 篇 力学(可授工学、理...
    • 586 篇 动力工程及工程热...
    • 557 篇 电气工程
    • 537 篇 冶金工程
    • 524 篇 计算机科学与技术...
    • 494 篇 环境科学与工程(可...
    • 470 篇 地质资源与地质工...
    • 405 篇 核科学与技术
    • 389 篇 控制科学与工程
    • 387 篇 仪器科学与技术
  • 5,074 篇 理学
    • 1,706 篇 物理学
    • 1,564 篇 化学
    • 1,237 篇 生物学
    • 557 篇 地质学
    • 534 篇 地球物理学
    • 510 篇 数学
    • 472 篇 天文学
  • 1,908 篇 农学
    • 690 篇 畜牧学
    • 572 篇 作物学
  • 515 篇 管理学
  • 372 篇 教育学
  • 297 篇 经济学
  • 286 篇 法学
  • 210 篇 文学
  • 120 篇 历史学
  • 102 篇 艺术学
  • 78 篇 哲学
  • 17 篇 军事学

主题

  • 171 篇 mri
  • 162 篇 ct
  • 135 篇 患者
  • 97 篇 mr
  • 79 篇 病人
  • 52 篇 药物治疗
  • 42 篇 中国
  • 39 篇 安慰剂对照
  • 36 篇 analysis
  • 36 篇 生长性能
  • 35 篇 危险因素
  • 34 篇 美国
  • 32 篇 phylogeny
  • 31 篇 气候变化
  • 30 篇 发生率
  • 30 篇 并发症
  • 30 篇 小麦
  • 30 篇 奶牛
  • 29 篇 前列腺癌
  • 29 篇 消化率

机构

  • 91 篇 同济医科大学附属...
  • 68 篇 university of mi...
  • 68 篇 department of ph...
  • 68 篇 department of ph...
  • 67 篇 institute for pa...
  • 67 篇 nikhef p.o.box 4...
  • 67 篇 fysikum stockhol...
  • 67 篇 michigan state u...
  • 67 篇 institut fur the...
  • 67 篇 dept.of physics ...
  • 67 篇 compas group ins...
  • 67 篇 rudolf peierls c...
  • 67 篇 nstitucio catala...
  • 67 篇 school of physic...
  • 67 篇 ludwig-maximilia...
  • 66 篇 national researc...
  • 66 篇 cea/saclay dsm/i...
  • 66 篇 santa cruz insti...
  • 65 篇 department of ph...
  • 65 篇 kobayashi-maskaw...

作者

  • 88 篇 v.i.belousov
  • 85 篇 h.murayama
  • 85 篇 j.d.jackson
  • 85 篇 g.d'ambrosio
  • 85 篇 m.white
  • 85 篇 p.de jong
  • 84 篇 v.burkert
  • 81 篇 y.hayato
  • 81 篇 a.v.gritsan
  • 77 篇 a.gurtu
  • 77 篇 m.carena
  • 76 篇 a.masoni
  • 73 篇 s.rolli
  • 72 篇 叶鹏
  • 72 篇 a.d.martin
  • 70 篇 b.heltsley
  • 68 篇 s.r.klein
  • 66 篇 kavli ipmu
  • 66 篇 l.pape
  • 64 篇 d.h.weinberg

语言

  • 10,781 篇 中文
  • 7,153 篇 英文
  • 8 篇 其他
  • 1 篇 德文
检索条件"作者=y.J.d."
17946 条 记 录,以下是1-10 订阅
排序:
Construction of 2d/2d Ti_(3)C_(2)T_(x)MXene/CdS heterojunction with photothermal effect for efficient photocatalytic hydrogen production
收藏 引用
journal of Materials Science & Technology 2024年 第4期171卷 1-9页
作者: T.y.Huang Z.yang S.y.yang Z.H.dai y.j.Liu j.H.Liao G.y.Zhong Z.j.Xie y.P.Fang S.S.Zhang Key Laboratory for Biobased Materials and Energy of Ministry of Education Guangdong Laboratory for Lingnan Modern AgricultureCollege of Materials and EnergySouth China Agricultural UniversityGuangzhou 510643China School of Physics and Optoelectronics South China University of TechnologyGuangzhou 510640China School of Chemical Engineering and Energy Technology Guangdong Provincial Key Laboratory of Distributed Energy SystemsDongguan University of TechnologyDongguan 523808China
The insensitivity of semiconductors to visible and infrared light is a key constraint on the utilization of light energy in photocatalytic *** photocatalysts with full-spectrum absorption through surface engineering i... 详细信息
来源: 维普期刊数据库 维普期刊数据库 评论
Greatly enhanced corrosion/wear resistances of epoxy coating for Mg alloy through a synergistic effect between functionalized graphene and insulated blocking layer
收藏 引用
journal of Magnesium and Alloys 2024年 第1期12卷 332-344页
作者: Z.y.Xue X.j.Li j.H.Chu M.M.Li d.N.Zou L.B.Tong School of Metallurgical Engineering Xi’an University of Architecture and TechnologyXi’an 710055China State Key Laboratory of Advanced design and Manufacturing for Vehicle Body Hunan UniversityChangsha 410082China
The poor corrosion and wear resistances of Mg alloys seriously limit their potential applications in various *** conventional epoxy coating easily forms many intrinsic defects during the solidification process,which c... 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
Thermo-kinetic characteristics on stabilizing hetero-phase interface of metal matrix composites by crystal plasticity finite element method
收藏 引用
journal of Materials Science & Technology 2024年 第2期169卷 53-67页
作者: y.B.Zhang S.j.Song F.Liu State Key Laboratory of Solidification Processing Northwestern Polytechnical UniversityXi’an 710072China Analytical&Testing Center Northwestern Polytechnical UniversityXi’an 710072China
Using dislocation-based constitutive modeling in three-dimension crystal plasticity finite element(3d CPFE)simulations,co-deformation and instability of hetero-phase interface in different material systems were herein... 详细信息
来源: 维普期刊数据库 维普期刊数据库 评论
Polio eradication surveillance in Sri Lanka,2019-2023
收藏 引用
Asian Pacific journal of Tropical Medicine 2024年 第6期17卷 268-272页
作者: M.A.y.Fernando N.S.Madarasinghe C.Rangana N.Weerasinghe d.C.U.d.Weligamage j.I.Abeynayake department of Medical Microbiology and Immunology Faculty of MedicineUniversity of ColomboSri Lanka department of Virology Medical Research InstituteColombo 08Sri Lanka Medical Research Institute Colombo 08Sri Lanka
Objective:To evaluate the polio laboratory surveillance carried out from january,2019 to May,2023 by the Polio Regional Reference Laboratory,Sri ***:This retrospective study analyzed all stool samples received under t... 详细信息
来源: 维普期刊数据库 维普期刊数据库 评论
Kinetics of glyphosate and aminomethylphosphonic acid sorption onto montmorillonite clays in soil and their translocation to genetically modified corn
收藏 引用
journal of Environmental Sciences 2024年 第1期135卷 669-680页
作者: Meichen Wang Kelly j Rivenbark Timothy d Phillips Veterinary Physiology and Pharmacology College of Veterinary Medicine and Biomedical SciencesTexas A&M UniversityTX 77845USA
The co-occurrence of glyphosate(GLP)and aminomethylphosphonic acid(AMPA)in contaminated water,soil,sediment and plants is a cause for concern due to potential threats to the ecosystem and human health.A major route of... 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
STCF conceptual design report (Volume 1): Physics & detector
收藏 引用
Frontiers of physics 2024年 第1期19卷 1-154页
作者: M.Achasov X.C.Ai L.P.An R.Aliberti Q.An X.Z.Bai y.Bai O.Bakina A.Barnyakov V.Blinov V.Bobrovnikov d.Bodrov A.Bogomyagkov A.Bondar I.Boyko Z.H.Bu F.M.Cai H.Cai j.j.Cao Q.H.Cao X.Cao Z.Cao Q.Chang K.T.Chao d.y.Chen H.Chen H.X.Chen j.F.Chen K.Chen L.L.Chen P.Chen S.L.Chen S.M.Chen S.Chen S.P.Chen W.Chen X.Chen X.F.Chen X.R.Chen y.Chen y.Q.Chen H.y.Cheng j.Cheng S.Cheng T.G.Cheng j.P.dai L.y.dai X.C.dai d.dedovich A.denig I.denisenko j.M.dias d.Z.ding L.y.dong W.H.dong V.druzhinin d.S.du y.j.d. Z.G.du L.M.duan d.Epifanov y.L.Fan S.S.Fang Z.j.Fang G.Fedotovich C.Q.Feng X.Feng y.T.Feng j.L.Fu j.Gao y.N.Gao P.S.Ge C.Q.Geng L.S.Geng A.Gilman L.Gong T.Gong B.Gou W.Gradl j.L.Gu A.Guevara L.C.Gui A.Q.Guo F.K.Guo j.C.Guo j.Guo y.P.Guo Z.H.Guo A.Guskov K.L.Han L.Han M.Han X.Q.Hao j.B.He S.Q.He X.G.He y.L.He Z.B.He Z.X.Heng B.L.Hou T.j.Hou y.R.Hou C.y.Hu H.M.Hu K.Hu R.j.Hu W.H.Hu X.H.Hu y.C.Hu j.Hua G.S.Huang j.S.Huang M.Huang Q.y.Huang W.Q.Huang X.T.Huang X.j.Huang y.B.Huang y.S.Huang N.Hüsken V.Ivanov Q.P.ji j.j.jia S.jia Z.K.jia H.B.jiang j.jiang S.Z.jiang j.B.jiao Z.jiao H.j.jing X.L.Kang X.S.Kang B.C.Ke M.Kenzie A.Khoukaz I.Koop E.Kravchenko A.Kuzmin y.Lei E.Levichev C.H.Li C.Li d.y.Li F.Li G.Li G.Li H.B.Li H.Li H.N.Li H.j.Li H.L.Li j.M.Li j.Li L.Li L.Li L.y.Li N.Li P.R.Li R.H.Li S.Li T.Li W.j.Li X.Li X.H.Li X.Q.Li X.H.Li y.Li y.y.Li Z.j.Li H.Liang j.H.Liang y.T.Liang G.R.Liao L.Z.Liao y.Liao C.X.Lin d.X.Lin X.S.Lin B.j.Liu C.W.Liu d.Liu F.Liu G.M.Liu H.B.Liu j.Liu j.j.Liu j.B.Liu K.Liu K.y.Liu K.Liu L.Liu Q.Liu S.B.Liu T.Liu X.Liu y.W.Liu y.Liu y.L.Liu Z.Q.Liu Z.y.Liu Z.W.Liu I.Logashenko y.Long C.G.Lu j.X.Lu N.Lu Q.F.Lü y.Lu y.Lu Z.Lu P.Lukin F.j.Luo T.Luo X.F.Luo y.H.Luo H.j.Lyu X.R.Lyu j.P.Ma P.Ma y.Ma y.M.Ma F.Maas S.Malde d.Matvienko Z.X.Meng R.Mitchell A.Nefediev y.Nefedov S.L.Olsen Q.Ouyang P.Pakhlov G.Pakhlova X.Pan y.Pan E.Passemar y.P.Pei H.P.Peng L.Peng X.y.Peng X.j.Peng K.Peters S.Pivovarov E.Pyata B.B.Qi y.Q.Qi W.B.Qian y.Qian C.F.Qiao j.j.Qin j.j.Qin L.Q.Qin X.S.Qin T.L.Qiu j.Rademacker C.F.Redmer H.y.Sang Anhui University Hefei 230039China Beihang University Beijing 100191China Budker Institute of Nuclear Physics Novosibirsk 630090Russia CAS Key Laboratory of Theoretical Physics Institute of Theoretical PhysicsChinese Academy of SciencesBeijing 100190China Cavendish Laboratory University of CambridgeJJ Thomson AveCambridge CB30HEUnited Kingdom Central China Normal University Wuhan 430079China Central South University Changsha 410083China China University of Geosciences Wuhan 430074China China University of Mining and Technology Xuzhou 221116China École Polytechnique Fédérale de Lausanne(EPFL) LausanneSwitzerland Fudan University Shanghai 200433China Goethe University Frankfurt D-60325 Frankfurt am MainGermany Guangxi Normal University Guilin 541004China Guangxi Uninversity Nanning 530004China Hangzhou Institute for Advanced Study UCASHangzhou 310024China Hebei Normal University Shijiazhuang 050024China Hebei University Baoding 071002China Hefei University of Technology Hefei 230601China Helmholtz Institute Mainz Staudinger Weg 18D-55099 MainzGermany Henan Normal University Xinxiang 453007China Henan University Kaifeng 475004China High Energy Physics Center Chung-Ang UniversitySeoul 06974Korea Higher School of Economy 11 Pokrovsky Bulvar Moscow 109028Russia Huangshan University Huangshan 245000China Hubei University of Automotive Technology Shiyan 442002China Hunan Normal University Changsha 410081China Hunan University of Science and Technology Xiangtan 411201China Hunan University Changsha 410082China Indiana University BloomingtonIndiana 47405USA Inner Mongolia University Hohhot 010021China Institute of Advanced Science Facilities Shenzhen 518107China Institute of High Energy Physics Chinese Academy of SciencesBeijing 100049China Institute of Modern Physics Chinese Academy of SciencesLanzhou 730000China Institute of Physics Academia SinicaTaipeiTaiwan 11529China Institute of Theoretical Physics Chinese Academy of SciencesBeijing 100190China jilin University Changch
The superτ-charm facility(STCF)is an electron–positron collider proposed by the Chinese particle physics *** is designed to operate in a center-of-mass energy range from 2 to 7 GeV with a peak luminosity of 0.5×10^... 详细信息
来源: 维普期刊数据库 维普期刊数据库 评论
Generalized polynomial chaos expansion by reanalysis using static condensation based on substructuring
收藏 引用
Applied Mathematics and Mechanics(English Edition) 2024年 第5期45卷 819-836页
作者: d.LEE S.CHANG j.LEE department of Automotive Engineering Hanyang UniversitySeoul 04763Republic of Korea School of Mechanical Engineering Chungnam National UniversityDaejeon 34134Republic of Korea department of Mechanical Robotics and Energy EngineeringDongguk UniversitySeoul 04620Republic of Korea
This paper presents a new computational method for forward uncertainty quantification(UQ)analyses on large-scale structural systems in the presence of arbitrary and dependent random *** method consists of a generalize... 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
A detailed comparison of the composition of(RE)-Ba-Cu-O-Ag bulk superconductors
收藏 引用
Superconductivity 2024年 第1期9卷 87-94页
作者: j.V.j.Congreve y.Shi A.R.dennis H.druiff N.C.Tutt d.A.Cardwell j.H.durrell department of Engineering University of CambridgeCambridgeUK
The homogeneity of the microstructure and composition are critical in determining the properties of rare earthbarium‐cuprate,single grain bulk superconductors[(RE)BCO].The magnitude of the trapped magnetic field achi... 详细信息
来源: 维普期刊数据库 维普期刊数据库 评论
Numerical analysis of high‑speed railway slab tracks using calibrated and validated 3d time‑domain modelling
收藏 引用
Railway Engineering Science 2024年 第1期32卷 36-58页
作者: A.F.Esen O.Laghrouche P.K.Woodward d.Medina‑Pineda Q.Corbisez j.y.Shih d.P.Connolly Institute for High‑Speed Rail and System Integration University of LeedsLeeds LS29JTUK Institute for Infrastructure and Environment Heriot-Watt UniversityEdinburgh EH144ASUK Alstom Transport Saint‑OuenFrance Birmingham Centre for Railway Research and Education University of BirminghamBirmingham B152TTUK
Concrete slabs are widely used in modern railways to increase the inherent resilient quality of the tracks,provide safe and smooth rides,and reduce the maintenance *** this paper,the elastic performance of a novel sla... 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
Synchronized off-harmonic probe laser with highly variable pulse duration for laser-plasma interaction experiments
收藏 引用
High Power Laser Science and Engineering 2024年 第1期12卷 99-107页
作者: j.Hornung y.Zobus H.Lorenté C.Brabetz B.Zielbauer V.Bagnoud GSI Helmholtzzentrum für Schwerionenforschung GmbH DarmstadtGermany Institut d’Optique UniversitéParis-SaclayPalaiseauFrance Institut für Angewandte Physik Technische Universität DarmstadtDarmstadtGermany
This paper presents the development and experimental utilization of a synchronized off-harmonic laser system designed as a probe for ultra-intense laser±plasma interaction experiments. The system exhibits a novel see... 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