咨询与建议

限定检索结果

文献类型

  • 31,984 篇 期刊文献
  • 1,824 篇 会议
  • 1,078 册 图书
  • 8 篇 学位论文

馆藏范围

  • 34,514 篇 电子文献
  • 412 种 纸本馆藏

日期分布

学科分类号

  • 13,765 篇 工学
    • 3,180 篇 化学工程与技术
    • 3,084 篇 材料科学与工程(可...
    • 1,138 篇 生物医学工程(可授...
    • 795 篇 环境科学与工程(可...
    • 773 篇 机械工程
    • 679 篇 电子科学与技术(可...
    • 531 篇 动力工程及工程热...
    • 522 篇 食品科学与工程(可...
    • 488 篇 生物工程
    • 460 篇 电气工程
    • 458 篇 计算机科学与技术...
    • 424 篇 仪器科学与技术
  • 13,163 篇 医学
    • 9,547 篇 临床医学
    • 1,415 篇 中西医结合
    • 1,358 篇 基础医学(可授医学...
    • 1,333 篇 医学技术(可授医学...
    • 1,254 篇 药学(可授医学、理...
    • 780 篇 公共卫生与预防医...
    • 606 篇 中药学(可授医学、...
  • 7,328 篇 理学
    • 2,037 篇 化学
    • 1,439 篇 生物学
    • 1,182 篇 物理学
    • 611 篇 数学
    • 592 篇 生态学
    • 520 篇 地质学
  • 4,372 篇 农学
    • 1,096 篇 作物学
    • 791 篇 农业资源与环境
    • 748 篇 畜牧学
    • 498 篇 植物保护
    • 425 篇 园艺学
  • 843 篇 管理学
  • 404 篇 经济学
  • 381 篇 文学
  • 343 篇 教育学
  • 270 篇 法学
  • 128 篇 历史学
  • 90 篇 艺术学
  • 76 篇 哲学
  • 31 篇 军事学

主题

  • 144 篇 ct
  • 130 篇 患者
  • 114 篇 mri
  • 112 篇 凋亡
  • 71 篇 危险因素
  • 69 篇 合成
  • 60 篇 病人
  • 56 篇 基因
  • 56 篇 细胞增殖
  • 55 篇 大鼠
  • 54 篇 细胞凋亡
  • 51 篇 acid
  • 50 篇 力学性能
  • 49 篇 基因克隆
  • 49 篇 小麦
  • 45 篇 analysis
  • 40 篇 高效液相色谱法
  • 39 篇 corrosion
  • 39 篇 小鼠
  • 38 篇 c

机构

  • 113 篇 浙江大学
  • 103 篇 北京大学
  • 97 篇 暨南大学
  • 89 篇 南京大学
  • 88 篇 东南大学
  • 83 篇 同济大学
  • 83 篇 中国科学院大学
  • 77 篇 山东大学
  • 68 篇 university of mi...
  • 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 department of ph...
  • 66 篇 national researc...

作者

  • 85 篇 h.murayama
  • 85 篇 j.d.jackson
  • 85 篇 g.d'ambrosio
  • 85 篇 m.white
  • 85 篇 p.de jong
  • 81 篇 v.i.belousov
  • 74 篇 v.burkert
  • 72 篇 叶鹏
  • 61 篇 y.hayato
  • 58 篇 kavli ipmu
  • 57 篇 a.v.gritsan
  • 56 篇 l.pape
  • 41 篇 a.gurtu
  • 40 篇 m.carena
  • 39 篇 a.masoni
  • 33 篇 王铮
  • 33 篇 吕燕
  • 33 篇 h.wang
  • 30 篇 吕品
  • 29 篇 china

语言

  • 24,093 篇 中文
  • 10,797 篇 英文
检索条件"作者=l.o c.H.Tsang"
34894 条 记 录,以下是81-90 订阅
排序:
Amplitude analysis of the decays D^(0)→π^(+)π^(−)π^(+)π^(−)and D^(0)→π^(+)π^(−)π^(0)π^(0)
收藏 引用
chinese Physics c 2024年 第8期48卷 6-33页
作者: M.Ablikim M.N.Achasov P.Adlarson o.Afedulidis X.c.Ai R.Aliberti A.Amoroso Q.An Y.Bai o.Bakina I.Balossino Y.Ban h.-R.Bao V.Batozskaya K.Begzsuren N.Berger M.Berlowski M.Bertani D.Bettoni F.Bianchi E.Bianco A.Bortone I.Boyko R.A.Briere A.Brueggemann h.cai X.cai A.calcaterra G.F.cao N.cao S.A.cetin J.F.chang W.l.chang G.R.che G.chel.ov c.chen c.h.chen chao chen G.chen h.S.chen M.l.chen S.J.chen S.l.chen S.M.chen T.chen X.R.chen X.T.chen Y.B.chen Y.Q.chen Z.J.chen Z.Y.chen S.K.choi X.chu G.cibinetto F.cossio J.J.cui h.l.Dai J.P.Dai A.Dbeyssi R.E.de Boer D.Dedovich c.Q.Deng Z.Y.Deng A.Denig I.Denysenko M.Destefanis F.De Mori B.Fang S.S.Fang W.X.Fang Y.Fang Y.Q.Fang R.Farinelli l.Fava F.Feldbauer G.Felici c.Q.Feng J.h.Feng Y.T.Feng K.Fischer M.Fritsch c.D.Fu J.l.Fu Y.W.Fu h.Gao Y.N.Gao Yang Gao S.Garbolino I.Garzia P.T.Ge Z.W.Ge c.Geng E.M.Gersabeck B.Ding X.X.Ding Y.Ding Y.Ding J.Dong l.Y.Dong M.Y.Dong X.Dong M.c.Du S.X.Du Z.h.Duan P.Egorov Y.h.Fan J.Fang JA.Gilman K.Goetzen l.Gong W.X.Gong W.Gradl S.Gramigna M.Greco M.h.Gu Y.T.Gu c.Y.Guan Z.l.Guan A.Q.Guo l.B.Guo M.J.Guo R.P.Guo Y.P.Guo A.Guskov J.Gutierrez K.l.han T.T.han X.Q.hao F.A.harris K.K.he K.l.he F.h.heinsius c.h.heinz Y.K.heng c.herold T.holtmann P.c.hong G.Y.hou X.T.hou Y.R.hou Z.l.hou B.Y.hu h.M.hu J.F.hu T.hu Y.hu G.S.huang K.X.huang l.Q.huang X.T.huang Y.P.huang T.hussain F.h\"olzken N.h\"usken N.in der Wiesche M.Irshad J.Jackson S.Janchiv J.h.Jeong Q.Ji Q.P.Ji W.Ji X.B.Ji X.l.Ji Y.Y.Ji X.Q.Jia Z.K.Jia D.Jiang h.B.Jiang P.c.Jiang S.S.Jiang T.J.Jiang X.S.Jiang Y.Jiang J.B.Jiao J.K.Jiao Z.Jiao S.Jin Y.Jin M.Q.Jing X.M.Jing T.Johansson S.Kabana N.Kalantar-Nayestanaki X.l.Kang X.S.Kang M.Kavatsyuk B.c.Ke V.Khachatryan A.Khoukaz R.Kiuchi o.B.Kolcu B.Kopf M.Kuessner X.Kui A.Kupsc W.K\"uhn J.J.lane P.larin l.lavezzi T.T.lei Z.h.lei h.leithoff M.lellmann T.lenz c.li c.li c.h.li cheng li D.M.li F.li G.li h.li h.B.li h.J.li h.N.li hui li J.R.li J.S.li K.li l.J.li l.K.li lei li M.h.li P.R.li Q.M.li Q.X.li R.li S.X.li T.li W.D.li W.G.li X.li X.h.li X.l.li X.Y.li Y Institute of high Energy Physics Chinese Academy of SciencesBeijing 100049China Beihang University Beijing 100191China Bochum Ruhr-University D-44780 BochumGermany Budker Institute of Nuclear Physics SB RAS(BINP) Novosibirsk 630090Russia carnegie Mel.on University PittsburghPennsylvania 15213USA central china Normal University Wuhan 430079China central South University Changsha 410083China china center of Advanced Science and Technology Beijing 100190China china University of Geosciences Wuhan 430074China chung-Ang University Seoul06974Republic of Korea coMSATS University Islamabad Lahore CampusDefence RoadOff Raiwind Road54000 LahorePakistan Fudan University Shanghai 200433China GSI helmholtzcentre for heavy Ion Research Gmbh D-64291 DarmstadtGermany Guangxi Normal University Guilin 541004China Guangxi University Nanning 530004China hangzhou Normal University Hangzhou 310036China hebei University Baoding 071002China helmholtz Institute Mainz Staudinger Weg 18D-55099 MainzGermany henan Normal University Xinxiang 453007China henan University Kaifeng 475004China henan University of Science and Technology Luoyang 471003China henan University of Technology Zhengzhou 450001China huangshan college Huangshan 245000China hunan Normal University Changsha 410081China hunan University Changsha 410082China Indian Institute of Technology Madras Chennai 600036India Indiana University BloomingtonIndiana 47405USA INFN laboratori Nazionali di Frascati INFN Laboratori Nazionali di FrascatiI-00044FrascatiItaly INFN laboratori Nazionali di Frascati INFN Sezione di PerugiaI-06100PerugiaItaly INFN laboratori Nazionali di Frascati University of PerugiaI-06100PerugiaItaly INFN Sezione di Ferrara INFN Sezione di FerraraI-44122FerraraItaly INFN Sezione di Ferrara University of FerraraI-44122FerraraItaly Inner Mongolia University Hohhot 010021China Institute of Modern Physics Lanzhou 730000China Institute of Physics and Technology Peace Avenue 54BUlaanbaatar 13330Mongolia Instituto de A
Using e^(+)e^(−)annihilation data corresponding to an integrated luminosity of 2.93 fb^(−1)taken at the center-of-mass energy√s=3.773 GeV with the BESIII detector,a joint amplitude analysis is performed on the decays... 详细信息
来源: 维普期刊数据库 维普期刊数据库 评论
Exploring the associations between skeletal muscle echogenicity and physical function in aging adults:A systematic review with meta-analyses
收藏 引用
Journal.of Sport and health Science 2024年 第6期13卷 820-840页
作者: Dustin J.oranchuk Stephan G.Bodkin Katie l.Boncella Michael.o.harris-love Muscle Morphology Mechanicsand Performance LaboratoryDepartment of Physical Medicine and RehabilitationUniversity of Colorado Anschutz Medical CampusAuroraCO 80045USA Department of Physical Therapy
Background:Assessment and quantification of skeletal muscle within the aging population is vital for diagnosis,treatment,and injury/disease *** clinical availability of assessing muscle quality through diagnostic ultr... 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
Photosynthetic Gas Exchange and Nitrogen Assimilation in Green Bean Plants Supplied with Two Sources of Silicon
收藏 引用
Phyton-International Journal.of Experimental Botany 2024年 第5期93卷 963-980页
作者: Jul.o c.Anchondo-Páez Esteban Sánchez carlos A.Ramírez-Estrada Alondra Salcido-Martínez Erick h.ochoa-chaparro Department of Plant Physiology Centro de Investigación en Alimentación y DesarrolloCiudad Delicias33089México
Beans contain a wide range of vitamins,proteins,calcium,and zinc which make them an important food source for many *** meet the demand for bean production worldwide,large amounts of fertilizers and pesticides are ***,... 详细信息
来源: 维普期刊数据库 维普期刊数据库 评论
Are there sex-based disparities in cataract surgery?
收藏 引用
International Journal.of ophthal.ology(English edition) 2024年 第1期17卷 137-143页
作者: Matthew D.Geiger Anne M.lynch Alan G.Palestine Nathan c.Grove Karen l.christopher Richard S.Davidson Michael J.Taravella Naresh Mandava Jennifer l.Patnaik Department of ophthal.ology University of Colorado School of MedicineAuroraCO 80045USA
AIM:To investigate sex-based differences in the occurrence of intra-operative and post-operative complications and associated visual.outcomes fol.owing cataract ***:This was a retrospective study of patients who had p... 详细信息
来源: 维普期刊数据库 维普期刊数据库 评论
Impact of device resistances in the performance of graphene‑based terahertz photodetectors
收藏 引用
Frontiers of optoelectronics 2024年 第2期17卷 87-97页
作者: o.castelló Sofía M.lópez Baptista K.Watanabe T.Taniguchi E.Diez J.E.Velázquez-Pérez Y.M.Meziani J.M.caridad J.A.Delgado-Notario Department of Applied Physics University of Salamanca37008 SalamancaSpain Unidad de Excelencia en luz y Materia Estructurada(lUMES) University of Salamanca37008 SalamancaSpain Research center for Electronic and optical Materials National Institute for Materials Science1-1 NamikiTsukuba 305-0044Japan Research center for Materials Nanoarchitectonics National Institute for Materials Science1-1 NamikiTsukuba 305-0044Japan Nanotechnology Group USAL-NanolabUniversity of Salamanca37008 SalamancaSpain
In recent years,graphene field-effect-transistors(GFETs)have demonstrated an outstanding potential for terahertz(Thz)photodetection due to their fast response and *** features are essential to enable emerging Thz appl... 详细信息
来源: 维普期刊数据库 维普期刊数据库 评论
Prompt neutron emission in ^(250)No spontaneous fission associated with ground and isomeric state decays
收藏 引用
chinese Physics c 2024年 第6期48卷 112-117页
作者: R.S.Mukhin A.V.Isaev A.V.Andreev M.l.chel.okov V.I.chepigin h.M.Devaraja I.N.Izosimov A.A.Kuznetsova o.N.Malyshev A.G.Popeko Yu.A.Popov A.Rahmatinejad B.Sailaubekov T.M.Shneidman E.A.Sokol A.I.Svirikhin M.S.Tezekbayeva M.A.Bychkov A.V.Yeremin o.Dorvaux B.Gall K.Kessaci K.hauschild A.lopez-Martens Joint Institute for Nuclear Research Dubna141980Russia Dubna State University Dubna141982Russia Institute of Nuclear Physics Almaty050032Kazakhstan l.N.Gumil.ov Eurasian National University Astana010008Kazakhstan Kazan Federal University Kazan420008Russia Universitéde Strasbourg CNRSStrasbourg67000France IJclab IN2P3-CNRSUniversitéParis-SaclayOrsay91400France
The complete-fusion reaction^(204)Pb(^(48)ca,2n)^(250)No was used to study two activities of^(250)No with distinct half-lives.A total.of 1357 events were observed in the SFiNx neutron detection *** average number of n... 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
comparative analysis of microstructure,mechanical,and corrosion properties of biodegradable Mg-3Y al.oy prepared by selective laser melting and spark plasma sintering
收藏 引用
Journal.of Magnesium and Al.oys 2024年 第4期12卷 1496-1510页
作者: P.Minárik M.Zemko S.Šašek J.Dittrich M.Knapek F.lukáˇc D.Koutný J.Jaroš R.Král Faculty of Mathematics and Physics Charles UniversityKe Karlovu 5Praha 12116Czech Republic Research centre University ofŽilinaUniverzitná8215/1Žilina 01026Slovakia Institute of Plasma Physics of the czech Academy of Sciences Za Slovankou 1782/318200 Praha 8Czech Republic Institute of Machine and Industrial Design Brno University of TechnologyTechnická2896/2Brno 61669Czech Republic
This work explored possibilities of biodegradable magnesium al.oy Mg-3Y preparation by two modern powder metallurgy techniques–spark plasma sintering(SPS)and selective laser melting(SlM).The powder material was conso... 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
肾脏恶性肿瘤冷冻消融术后早期对比增强:影像表现与良性相关
收藏 引用
国际医学放射学杂志 2024年 第1期 130-131页
作者: T.Grand c.Delavaud c.Dariane T.Ramtohul S.Guinebert o.hélénon 李江
摘要 目的 肾脏恶性肿瘤冷冻消融术后早期MRI对比增强可能提示肿瘤残留(RT)。但冷冻消融术后48 h内MRI上出现强化的病人在6周后没有对比度增强,研究旨在分析
来源: 同方期刊数据库 同方期刊数据库 评论
Well-Posedness of Stochastic continuity Equations on Riemannian Manifolds
收藏 引用
chinese Annals of Mathematics,Series B 2024年 第1期45卷 81-122页
作者: luca GAlIMBERTI Kenneth h.KARlSEN Department of Mathematical Sciences NTNU Norwegian University of Science and TechnologyN-7491 TrondheimNorway Department of mathematics University of OsloP.O.Box 1053BlindernN-0316 OsloNorway
The authors analyze continuity equations with Stratonovich stochasticity,■ρ+divho(u(t,x)+∑_(i=1)^(N)a_(i)(x)w_(i)(t))]=0defined on a smooth closed Riemannian manifold M with metric *** velocity field u is pertur... 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
Extracellular vesicles-coupled miRNAs from oviduct and uterus modulate signaling pathways related to lipid metabolism and bovine early embryo development
收藏 引用
Journal.of Animal Science and Biotechnology 2024年 第4期15卷 1528-1549页
作者: Rosane Mazzarella Karina canon‑Beltran Yulia N.cajas Meriem hamdi Encina M.Gonzalez Juliano c.da Silveira claudia l.V.leal D.Rizos Department of Animal Reproduction INIA-CSICMadridSpain Department of Biochemistry and Molecular Biology Veterinary FacultyComplutense University of Madrid(UCM)MadridSpain Department Agrarian Production Technical University of MadridUPMMadridSpain Departamento de ciencias Biologicas Universidad Tecnica Particular de LojaUTPLLojaEcuador Department of Anatomy and Embryology FV-UCMMadridSpain Department of Veterinary Medicine FZEA-USPPirassunungaBrazil
Background Extracellular vesicles(EVs) present in oviductal.oF) and uterine fluid(UF) have been shown to enhance bovine embryo quality during in vitro culture by reducing lipid contents and modulating lipid metabolism... 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