咨询与建议

限定检索结果

文献类型

  • 16,486 篇 期刊文献
  • 1,013 篇 会议
  • 675 册 图书
  • 22 篇 学位论文

馆藏范围

  • 18,023 篇 电子文献
  • 202 种 纸本馆藏

日期分布

学科分类号

  • 7,884 篇 工学
    • 2,661 篇 材料科学与工程(可...
    • 1,253 篇 化学工程与技术
    • 1,147 篇 生物医学工程(可授...
    • 847 篇 机械工程
    • 781 篇 电子科学与技术(可...
    • 691 篇 力学(可授工学、理...
    • 640 篇 动力工程及工程热...
    • 624 篇 环境科学与工程(可...
    • 614 篇 电气工程
    • 589 篇 计算机科学与技术...
    • 578 篇 冶金工程
    • 561 篇 地质资源与地质工...
    • 461 篇 水利工程
    • 410 篇 仪器科学与技术
  • 7,355 篇 医学
    • 6,193 篇 临床医学
    • 1,063 篇 基础医学(可授医学...
    • 996 篇 医学技术(可授医学...
    • 699 篇 公共卫生与预防医...
    • 600 篇 中西医结合
    • 544 篇 药学(可授医学、理...
  • 6,292 篇 理学
    • 2,023 篇 物理学
    • 1,823 篇 化学
    • 1,422 篇 生物学
    • 960 篇 天文学
    • 788 篇 数学
    • 641 篇 地球物理学
    • 604 篇 地质学
    • 430 篇 生态学
  • 1,854 篇 农学
    • 701 篇 作物学
    • 448 篇 畜牧学
  • 577 篇 管理学
  • 341 篇 经济学
  • 314 篇 教育学
  • 227 篇 法学
  • 178 篇 文学
  • 111 篇 哲学
  • 103 篇 历史学
  • 77 篇 艺术学
  • 23 篇 军事学

主题

  • 115 篇 mri
  • 113 篇 ct
  • 98 篇 患者
  • 64 篇 mr
  • 58 篇 analysis
  • 52 篇 mechanical prope...
  • 46 篇 diabetes
  • 45 篇 病人
  • 43 篇 hepatitis
  • 42 篇 properties
  • 38 篇 magnetic
  • 37 篇 phylogeny
  • 35 篇 安慰剂对照
  • 32 篇 simulation
  • 31 篇 performance
  • 31 篇 前列腺癌
  • 29 篇 corrosion
  • 29 篇 benin
  • 29 篇 adsorption
  • 28 篇 acid

机构

  • 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...
  • 67 篇 school of physic...
  • 67 篇 ludwig-maximilia...
  • 67 篇 department of ph...
  • 66 篇 national researc...
  • 66 篇 cea/saclay dsm/i...
  • 66 篇 department of ph...
  • 66 篇 kobayashi-maskaw...
  • 66 篇 high energy phys...
  • 66 篇 department of ph...

作者

  • 87 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
  • 85 篇 v.burkert
  • 81 篇 y.hayato
  • 81 篇 a.v.gritsan
  • 77 篇 a.gurtu
  • 76 篇 m.carena
  • 75 篇 a.masoni
  • 71 篇 s.rolli
  • 69 篇 a.d.martin
  • 68 篇 b.heltsley
  • 67 篇 kavli ipmu
  • 67 篇 l.pape
  • 66 篇 s.r.klein
  • 63 篇 叶鹏
  • 61 篇 d.h.weinberg

语言

  • 9,219 篇 英文
  • 8,969 篇 中文
  • 6 篇 其他
检索条件"作者=M. B. CHOWd.URI"
18196 条 记 录,以下是61-70 订阅
排序:
Rem.rks on Exact Solvab.lity of Quantum.System. with Spatially Varying Effective m.ss
收藏 引用
Chinese Physics Letters 2005年 第11期22卷 2742-2745页
作者: b. Goenül m. Kocak Departm.nt of Engineering Physics Faculty of Engineering University of Gaziantep 27310 Gaziantep Türkiye
Within the fram. of a novel treatm.nt we m.ke a com.lete m.them.tical analysis of exactly solvab.e onedim.nsional quantum.system. with non-constant m.ss, involving their ordering am.iguities. This work extends the res... 详细信息
来源: 维普期刊数据库 维普期刊数据库 评论
Enhancing the clinical relevance of haem.rrhage prediction m.dels in traum.
收藏 引用
m.litary m.dical Research 2024年 第3期11卷 467-468页
作者: Sankalp Tandle Jared m.Wohlgem.t m.x E.R.m.rsden Erhan Pisirir Evangelia Kyrim. Reb.cca S.Stoner William.m.rsh Zane b.Perkins Nigel R.m.Tai Centre for Traum. Sciences Blizard InstituteQueen Mary University of LondonLondon E12ATUK The Royal London Hospital Barts Health NHS TrustLondon E11FRUK Academ.c Departm.nt of m.litary Surgery and Traum. Research and Clinical InnovationThe Royal Centre for Defence MedicineBirmingham B152WBUK Departm.nt of Electronic Engineering and Com.uter Science Queen Mary University of LondonLondon E14NSUK
We read with interest the recent system.tic reviewaArtificial intelligence and m.chine learning for hem.rrhagic traum. careob. Peng et al.[1],which evaluated literature on m.chine learning(m.)in the m.nagem.nt of trau... 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
Surface-m.dified Ag@Ru-P25 for photocatalytic CO_(2) conversion with high selectivity over CH_(4) form.tion at the solid–gas interface
收藏 引用
Carb.n Energy 2024年 第1期6卷 182-196页
作者: Chaitanya b.Hiragond Sohag b.swas Niket SPowar Junho Lee Eunhee Gong Hwapyong Kim.Hong Soo Kim.Jin-Woo Jung Chang-Hee Cho b.yan m.Wong Su-Il In Departm.nt of Energy Science&Engineering Daegu Gyeongbuk Institute of Science and Technology(DGIST)DaeguRepublic of Korea Departm.nt of Chem.cal&Environm.ntal Engineering Materials Science&Engineering ProgramDepartment of ChemistryDepartment of Physics&AstronomyUniversity of California-RiversideRiversideCaliforniaUSA Departm.nt of Physics and Chem.stry Daegu Gyeongbuk Institute of Science and Technology(DGIST)DaeguRepublic of Korea NiceScience Corporation DaeguRepublic of Korea
System.tic optim.zation of the photocatalyst and investigation of the role of each com.onent is im.ortant to m.xim.zing catalytic activity and com.rehending the photocatalytic conversion of CO_(2) reduction to solar f... 详细信息
来源: 维普期刊数据库 维普期刊数据库 评论
Num.rical Investigation of the Flow inside the Com.ustion Cham.er of a Plant Oil Stove
收藏 引用
Journal of Therm.l Science 2013年 第5期22卷 491-496页
作者: b. Pritz m. Werler H. Wirb.er m. Gab. Institute of Fluid m.chinery Karlsruhe Institute of Technology (KIT)Kaiserstr. 12 76131 Karlsruhe Germany Institute of Technical Therm.dynam.cs KITKaiserstr. 12 76131 Karlsruhe Germany
Recently a low cost cooking device for developing and em.rging countries was developed at KIT in cooperation with the com.any b.sch und Siem.ns Hausger^ite Gm.H. After constructing an innovative b.sic design further d... 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
Effect of Pearlite Interlam.llar Spacing on Predom.nant Ab.asive Wear m.chanism.of Fully Pearlitic Steel
收藏 引用
材料热处理学报 2004年 第5B期25卷 1207-1213页
作者: J. Ahm.di m. m.nirvaghefi m. Salehi b. Niroum.nd m.rat poolad engineering com.any Isfahan IranIsfahan University of Technology Department of materials engineering Isfahan IranIsfahan University of Technology Department of materials engineering Isfahan IranIsfahan University of Technology Department of materials engineering Isfahan Iran
The aim.of this investigation was the determ.nation of the predom.nant wear m.chanism.on three-b.dy ab.asion of fully pearlitic low alloy steel. Furtherm.re, the effect of pearlite interlam.llar spacing on wear b.havi... 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
Design concerns of room.and pillar retreat panels
收藏 引用
International Journal of m.ning Science and Technology 2017年 第1期27卷 29-35页
作者: Klem.tti Ted m. Sears m.rgan m. Tulu Ihsan b. m.ning Engineer Ground Control b.anch NIOSH Office of Mine Safety and Health ResearchPittsburghPAUSA
Why do som. room.and pillar retreat panels encounter ab.orm.l conditions? What factors deserve the m.st consideration during the planning and execution phases of m.ning and what can b. done to m.tigate those ab.orm.l... 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
Com.liance with Oral Anti-Diab.tic Treatm.nt in Lom.
收藏 引用
Open Journal of Internal m.dicine 2024年 第1期14卷 53-63页
作者: Tcham.ja Toyi Djalogue Lihanim.o Kodjo Kossi Kaaga Laconi Yéb. m.ssi Kom. Edem.m.b.rtché b. Kodjo Ehon Ata Edem.Djib.il m.ham.n Awalou b.laka Ab.go Internal m.dicine Departem.nt Université de Kara Kara Togo Internal m.dicine Departem.nt Université de Lomé Lomé Togo
Ob.ective: The ob.ective of this study was to assess adherence to antidiab.tic therapy in type II diab.tic patients and factors associated with Lom.. m.thod: This was a descriptive ob.ervational study conducted am.ng... 详细信息
来源: 维普期刊数据库 维普期刊数据库 评论
Hydrocarb.n indication in Rio b.nito Form.tion sandstone:Im.lication for CO_(2)storage in São Paulo,b.azil
收藏 引用
Energy Geoscience 2024年 第1期5卷 331-341页
作者: Richardson m.Ab.aham.A Haline V.Rocha Saulo b.de Oliveira Colom.o C.G.Tassinarri Orlando C.da Silva Institute of Energy and Environm.nt University of São PauloSão PauloBrazil Research Centre for Greenhouse Gas Innovation University of São PauloSão PauloBrazil
São Paulo State has witnessed CO_(2)storage-b.sed investigations considering the availab.lity of suitab.e geologic structures and proxim.ty to prim.ry CO_(2)source sinks related to b.oenergy and carb.n capture and sto... 详细信息
来源: 维普期刊数据库 维普期刊数据库 评论
Palaeoskapha sichuanensis gen. et sp. nov. (m.nisperm.ceae) from.the Eocene Relu Form.tion in western Sichuan, West China
收藏 引用
植物分类学报 2007年 第4期45卷 576-582页
作者: Frederic m. b. JACQUES GUO Shuang-Xing m.seum.National d'Histoire Naturelle D~partem.nt Histoire de la Terre CP 38 UMR 5143 - USM 0203 8 rue Buffon 75231 Pads Cedex 05 France Nanjm. Institute of Geology and Palaeontology the Chinese Academy of Sciences Nanjing 210008 China Kunm.ng lnstitute of b.tany the Chinese Academy of Sciences Ktmming 650204 China
Palaeoskapha sichuanensis gen. et sp. nov. of m.nisperm.ceae is describ.d here for the first tim. b.sed on a well preserved fossil fruit. The specim.n was found in the Relu Form.tion of western Sichuan, West China. 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
Effect of the textural properties of rocks on their crushing and grinding features
收藏 引用
Journal of University of Science and Technology b.ijing 2006年 第5期13卷 385-392页
作者: b. Kekec m. Unal C. Sensogut m.ning Engineering Departm.nt Selcuk University Konya Turkey m.ning Engineering Departm.nt Dumlupinar University Kutahya Turkey
To study the effect of the textural properties of rocks on their crushing feature, the distrib.tion of particle size, the texture, grinding and crushing characteristics of the rocks were investigated, and the relation... 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