咨询与建议

限定检索结果

文献类型

  • 106,497 篇 期刊文献
  • 6,268 篇 会议
  • 2,906 册 图书
  • 85 篇 学位论文
  • 13 篇 报纸

馆藏范围

  • 114,469 篇 电子文献
  • 1,356 种 纸本馆藏

日期分布

学科分类号

  • 45,772 篇 医学
    • 34,574 篇 临床医学
    • 4,849 篇 医学技术(可授医学...
    • 3,608 篇 中西医结合
    • 3,402 篇 基础医学(可授医学...
    • 3,088 篇 公共卫生与预防医...
    • 2,585 篇 药学(可授医学、理...
    • 1,783 篇 护理学(可授医学、...
  • 37,671 篇 工学
    • 7,463 篇 材料科学与工程(可...
    • 4,726 篇 化学工程与技术
    • 4,108 篇 生物医学工程(可授...
    • 2,670 篇 电子科学与技术(可...
    • 2,656 篇 计算机科学与技术...
    • 2,484 篇 机械工程
    • 1,729 篇 动力工程及工程热...
    • 1,598 篇 仪器科学与技术
    • 1,430 篇 软件工程
    • 1,424 篇 地质资源与地质工...
    • 1,342 篇 力学(可授工学、理...
  • 19,088 篇 理学
    • 3,597 篇 化学
    • 3,389 篇 物理学
    • 3,276 篇 数学
    • 2,941 篇 生物学
    • 1,551 篇 地质学
  • 8,592 篇 农学
    • 2,189 篇 作物学
    • 1,553 篇 农业资源与环境
    • 1,462 篇 畜牧学
  • 5,912 篇 管理学
    • 2,479 篇 管理科学与工程(可...
    • 1,925 篇 公共管理
  • 3,654 篇 经济学
    • 3,070 篇 应用经济学
  • 3,218 篇 教育学
    • 2,176 篇 教育学
  • 2,659 篇 法学
  • 2,034 篇 文学
  • 692 篇 历史学
  • 600 篇 哲学
  • 574 篇 艺术学
  • 192 篇 军事学

主题

  • 890 篇 治疗
  • 844 篇 ct
  • 697 篇 儿童
  • 682 篇 mri
  • 590 篇 诊断
  • 529 篇 病人
  • 479 篇 of
  • 478 篇 患者
  • 421 篇 美国
  • 394 篇 中国
  • 349 篇 mr
  • 329 篇 and
  • 262 篇 cancer
  • 202 篇 预后
  • 185 篇 microstructure
  • 180 篇 护理
  • 175 篇 covid-19
  • 164 篇 疗效
  • 161 篇 应用
  • 150 篇 影响因素

机构

  • 269 篇 北京大学
  • 238 篇 上海交通大学
  • 185 篇 四川省人民医院
  • 165 篇 上海第二医科大学...
  • 159 篇 华中科技大学
  • 155 篇 中国人民公安大学
  • 146 篇 清华大学
  • 139 篇 中国人民大学
  • 126 篇 浙江大学
  • 117 篇 中国科学院大学
  • 114 篇 复旦大学
  • 108 篇 中山大学
  • 106 篇 武汉大学
  • 101 篇 四川大学
  • 96 篇 南京大学
  • 93 篇 福建师范大学
  • 88 篇 厦门大学
  • 86 篇 香港理工大学
  • 86 篇 上海交通大学医学...
  • 84 篇 上海市第一人民医...

作者

  • 238 篇 李芬
  • 214 篇 刘芬
  • 212 篇 叶鹏
  • 212 篇 王芬
  • 105 篇 郭战宏
  • 96 篇 张芬
  • 91 篇 刘莉
  • 85 篇 f.krauss
  • 85 篇 g.weiglein
  • 85 篇 h.murayama
  • 82 篇 j.parsons
  • 81 篇 j.d.jackson
  • 78 篇 g.d'ambrosio
  • 77 篇 r.s.chivukula
  • 71 篇 郭俊
  • 70 篇 china
  • 60 篇 mohamed s. el na...
  • 55 篇 李军
  • 54 篇 y.kwon
  • 53 篇 李开

语言

  • 77,197 篇 中文
  • 38,556 篇 英文
  • 3 篇 法文
  • 3 篇 日文
  • 1 篇 其他
检索条件"作者=S.h.fen"
115769 条 记 录,以下是1-10 订阅
排序:
Micro-strain regulation strategy to stabilize perovskite lattice based on the categories and impact of strain on perovskite solar cells
收藏 引用
Journal of Energy Chemistry 2025年 第1期100卷 578-604页
作者: Caixia Li Wenwu Liu shiji Da Lingbin Kong fen Ran state Key Laboratory of Advanced Processing and Recycling of Nonferrous Metals Lanzhou University of Technology school of Materials science and Engineering Lanzhou University of Technology
Photovoltaic metal halide perovskite solar cells(PsCs) convert light to electricity more efficiently than crystalline silicon cells, and the cost of materials used to make them is lower than that of silicon *** effici... 详细信息
来源: 同方期刊数据库 同方期刊数据库 评论
Line-of-shower trigger method to lower energy threshold for GRB detection using LhAAsO-WCDA
收藏 引用
Radiation Detection Technology and Methods 2021年 第4期5卷 531-541页
作者: F.Aharonian Q.An Axikegu L.X.Bai Y.X.Bai Y.W.Bao D.Bastieri X.J.Bi Y.J.Bi h.Cai J.T.Cai Z.Cao Z.Cao J.Chang J.F.Chang X.C.Chan B.M.Chen J.Chen L.Chen L.Chen L.Chen M.J.Chen M.L.Chen Q.h.Chen s.h.Chen s.Z.Chen T.L.Chen X.L.Chen Y.Chen N.Chen Y.D.Chen s.W.Cui X.h.Cui Y.D.Cui B.Z.Dai h.L.Dai Z.G.Dai Danzengluobu D.della Volpe B.D’Ettorre Piazzoli X.J.Don J.h.Fan Y.Z.Fan Z.X.Fan J.Fang K.Fan C.F.feng L.feng s.h.fen Y.L.feng B.Gao C.D.Gao Q.Gao W.Gao M.M.Ge L.s.Gen G.h.Gong Q.B.Gou M.h.Gu J.G.Guo X.L.Guo Y.Q.Guo Y.Y.Guo Y.A.han h.h.he h.N.he J.C.he s.L.he X.B.he Y.he M.heller Y.K.hor C.hou X.hou h.B.hu s.hu s.C.hu X.J.hu D.h.huang Q.L.huan W.h.huang X.T.huang Z.C.huang F.Ji X.L.Ji h.Y.Jia K.Jiang Z.J.Jiang C.Jin D.Kuleshov K.Levochkin B.B.Li C.Li C.Li F.Li h.B.Li h.C.Li h.Y.Li J.Li K.Li W.L.Li X.Li X.Li X.R.Li Y.Li Y.Z.Li Z.Li Z.Li E.W.Liang Y.F.Liang s.J.Lin B.Liu C.Liu D.Liu h.Liu h.D.Liu J.Liu J.L.Liu J.s.Liu J.Y.Liu M.Y.Liu R.Y.Liu s.M.Liu W.Liu Y.N.Liu Z.X.Liu W.J.Long R.Lu h.K.Lv B.Q.Ma L.L.Ma X.h.Ma J.R.Mao A.Masood W.Mitthumsiri T.Montaruli Y.C.Nan B.Y.Pang P.Pattarakijwanich Z.Y.Pei M.Y.Qi D.Ruffolo V.Rulev A.sáiz L.shao O.shchegolev X.D.shen J.R.shi h.C.song Yu.V.stenkin V.stepanov Q.N.sun X.N.sun Z.B.sun P.h.T.Tam Z.B.Tang W.W.Tian B.D.Wan C.Wang h.Wang h.G.Wang J.C.Wang J.s.Wang L.P.Wang L.Y.Wan R.N.Wang W.Wang W.Wang X.G.Wang X.J.Wan X.Y.Wang Y.D.Wan Y.J.Wan Y.P.Wang Z.Wang Z.Wang Z.h.Wang Z.X.Wang D.M.Wei J.J.Wei Y.J.Wei T.Wen C.Y.Wu h.R.Wu s.Wu W.X.Wu X.F.Wu s.Q.Xi J.Xia J.J.Xia G.M.Xiang G.Xiao h.B.Xiao G.G.Xin Y.L.Xin Y.Xing D.L.Xu R.X.Xu L.Xue D.h.Yan C.W.Yang F.F.Yang J.Y.Yang L.L.Yang M.J.Yan R.Z.Yang s.B.Yang Y.h.Yao Z.G.Yao Y.M.Ye L.Q.Yin N.Yin X.h.You Z.Y.You Y.h.Yu Q.Yuan h.D.Zeng T.X.Zeng W.Zeng Z.K.Zeng M.Zha X.X.Zhai B.B.Zhang h.M.Zhang h.Y.Zhang J.L.Zhang J.W.Zhang L.Zhang L.Zhang L.X.Zhang P.F.Zhang P.P.Zhang R.Zhang s.R.Zhang s.s.Zhan X.Zhang X.P.Zhan Y.Zhan Y.Zhang Y.F.Zhang Y.L.Zhan B.Zhao J.Zhao L.Zhao L.Z.Zhao s.P.Zhao F.Zheng Y.Zheng B.Zhou h.Zhou J.N.Zhou P.Zhou R.Zhou X.X.Zhou C.G. Key Laboratory of Particle Astrophysics&Experimental Physics Division&Computing Center Institute of High Energy PhysicsChinese Academy of SciencesBeijing 100049China University of Chinese Academy of sciences Beijing 100049China TIANFU Cosmic Ray Research Center ChengduSichuanChina state Key Laboratory of Particle Detection and Electronics BeijingChina University of science and Technology of China Hefei 230026AnhuiChina Department of Engineering Physics Tsinghua UniversityBeijing 100084China National Astronomical Observatories Chinese Academy of SciencesBeijing 100101China National space science Center Chinese Academy of SciencesBeijing 100190China school of Physics Peking UniversityBeijing 100871China Center for Astrophysics Guangzhou UniversityGuangzhou 510006GuangdongChina school of Physics and Astronomy&school of Physics(Guangzhou) Sun Yat-sen UniversityZhuhai 519000GuangdongChina school of Physical science and Technology Guangxi UniversityNanning 530004GuangxiChina hebei Normal University Shijiazhuang 050024HebeiChina school of Physics and Microelectronics Zhengzhou UniversityZhengzhou 450001HenanChina school of Astronomy and space science Nanjing UniversityNanjing 210023JiangsuChina Key Laboratory of Dark Matter and space Astronomy Purple Mountain ObservatoryChinese Academy of SciencesNanjing 210023JiangsuChina Institute of Frontier and Interdisciplinary science Shandong UniversityQingdao 266237ShandongChina Key Laboratory for Research in Galaxies and Cosmology Shanghai Astronomical ObservatoryChinese Academy of SciencesShanghai 200030China Tsung-Dao Lee Institute&school of Physics and Astronomy Shanghai Jiao Tong UniversityShanghai 200240China school of Physical science and Technology&school of Information science and Technology Southwest Jiaotong UniversityChengdu 610031SichuanChina College of Physics Sichuan UniversityChengdu 610065SichuanChina Key Laboratory of Cosmic Rays(Tibet University) Ministry of EducationLhasa 850000TibetChina school of Physic
Purpose Observation of high energy and very high emission from Gamma Ray Bursts(GRBs)is crucial to study the gigantic explosion and the underline *** a large field-of-view and almost full duty cycle,the Water Cherenko... 详细信息
来源: 维普期刊数据库 维普期刊数据库 评论
Neuroinflammation as a therapeutic target in huntington's disease
收藏 引用
Neural Regeneration Research 2025年 第3期20卷 817-818页
作者: Andrea Kwakowsky Thulani h.Palpagama Center for Brain Research and Department of Anatomy and Medical Imaging Faculty of Medical and Health SciencesUniversity of AucklandAucklandNew Zealand Pharmacology and Therapeutics School of MedicineGalway Neuroscience CentreUniversity of GalwayGalwayIreland
In 1872, George huntington presented his essay “On Chorea” to the Meigs and Mason Academy of Medicine and, in doing so, detailed a disease that would later bear his name. huntington's disease(hD) is a genetic, neuro... 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
Glial response in the midcingulate cortex in huntington’s disease
收藏 引用
Neural Regeneration Research 2025年 第1期20卷 207-208页
作者: Thulani h.Palpagama Andrea Kwakowsky Center for Brain Research and Department of Anatomy and Medical Imaging Faculty of Medical and Health SciencesUniversity of AucklandAucklandNew Zealand Pharmacology and Therapeutics School of MedicineGalway Neuroscience CenterUniversity of GalwayGalwayIreland
huntington’s disease(hD)is a genetic disease characterized by the progressive degeneration of the striatum and *** can present with a variety of symptoms that can broadly be classified into motor symptoms,inclusive o... 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
Revisiting cerebral endothelial cells in Alzheimer’s disease
收藏 引用
Neural Regeneration Research 2025年 第10期20卷 2911-2912页
作者: Amira s.hanafy Department of Neurosurgery University Hospital BonnBonnGermany
Alzheimer’s disease(AD)is the most common neurodegenerative disorder characterized by slow and progressive decline of cognitive and memory *** only approximately 5%of the cases,AD is familial,as often predisposed by ... 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
Emerging structures and dynamic mechanisms ofγ-secretase for Alzheimer’s disease
收藏 引用
Neural Regeneration Research 2025年 第1期20卷 174-180页
作者: Yinglong Miao Michael s.Wolfe Computational Medicine Program and Department of Pharmacology University of North Carolina–Chapel HillChapel HillNCUSA Department of Medicinal Chemistry University of KansasLawrenceKSUSA
γ-secretase,called“the proteasome of the membrane,”is a membrane-embedded protease complex that cleaves 150+peptide substrates with central roles in biology and medicine,including amyloid precursor protein and 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
Weighted composition operators from F(p,q,s) spaces to Bers-type spaces in the unit ball
收藏 引用
Applied Mathematics(A Journal of Chinese Universities) 2009年 第4期24卷 462-472页
作者: LU Xiao-fen Department of Mathematics Huzhou Teachers College Huzhou 313000 China
This paper deals with the boundedness and compactness of the weighted composition operators from the F(p, q, sspaces, including hardy space, Bergman space, Qp space, BMOA space, Besov space and α-Bloch space, 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
Complementary roles of glial cells in generating region-specific neuroinflammatory responses and phagocytosis in Parkinson’s disease
收藏 引用
Neural Regeneration Research 2025年 第10期20卷 2917-2918页
作者: Leyre Ayerra Maria s.Aymerich Universidad de Navarra Facultad de CienciasDepartamento de Bioquímica y GenéticaPamplonaSpain CIMA-Universidad de Navarra PamplonaSpain IdisNA Instituto de Investigación Sanitaria de NavarraPamplonaSpain
Neuroinflammation is associated with Parkinson’s disease:Reactive gliosis and neuroinflammation are hallmarks of Parkinson’s disease(PD),a multisystem neurodegenerative disorder characterized by a progressive loss o... 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
Does mesenchymal stem cell’s secretome affect spinal sensory circuits?Implication for pain therapies
收藏 引用
Neural Regeneration Research 2025年 第1期20卷 181-183页
作者: Francesco Ferrini Esri h.Juárez Adalberto Merighi Department of Veterinary sciences University of TurinGrugliascoTOItaly Department of Psychiatry and Neuroscience UniversitéLavalQuébec CityQCCanada
Mesenchymal stem cells(MsCs)are multipotent adult stem cells of mesodermal origin that can be isolated from various tissues,including bone marrow,tooth pulp,adipose tissue,and umbilical *** have gained significant att... 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
Exact Invariants and Adiabatic Invariants of Raitzin's Canonical Equations of Motion for Nonholonomic system of Non-Chetaev's Type
收藏 引用
Communications in Theoretical Physics 2005年 第6期43卷 987-992页
作者: QIAOYong-fen ZhAOshu-hong DepartmentofMechanicalEngineeringandAutomation ZhejiangSci-TchUniversityHangzhou310018China//EngineeingCollegeofNortheastAgriculturalUniversityHarbin150030China
The exact invariants and the adiabatic invariants of Raitzin's canonical equations of motion for the nonholonomic system of non-Chetaev's type are studied. The relations between the invariants and the symmetries of th... 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