咨询与建议

限定检索结果

文献类型

  • 10,807 篇 期刊文献
  • 535 篇 会议
  • 136 册 图书

馆藏范围

  • 11,452 篇 电子文献
  • 31 种 纸本馆藏

日期分布

学科分类号

  • 4,600 篇 医学
    • 3,795 篇 临床医学
    • 938 篇 医学技术(可授医学...
    • 615 篇 基础医学(可授医学...
    • 465 篇 中西医结合
    • 247 篇 公共卫生与预防医...
    • 213 篇 药学(可授医学、理...
  • 4,566 篇 工学
    • 1,168 篇 材料科学与工程(可...
    • 898 篇 生物医学工程(可授...
    • 667 篇 化学工程与技术
    • 290 篇 电子科学与技术(可...
    • 242 篇 机械工程
    • 179 篇 动力工程及工程热...
    • 173 篇 光学工程
    • 173 篇 地质资源与地质工...
    • 168 篇 电气工程
    • 163 篇 环境科学与工程(可...
    • 161 篇 仪器科学与技术
    • 149 篇 核科学与技术
    • 148 篇 计算机科学与技术...
  • 2,544 篇 理学
    • 630 篇 物理学
    • 432 篇 化学
    • 417 篇 生物学
    • 297 篇 地质学
    • 187 篇 地球物理学
    • 184 篇 数学
    • 143 篇 生态学
  • 1,093 篇 农学
    • 263 篇 畜牧学
    • 227 篇 作物学
    • 196 篇 农业资源与环境
  • 247 篇 管理学
  • 144 篇 经济学
    • 132 篇 应用经济学
  • 126 篇 教育学
  • 65 篇 法学
  • 65 篇 文学
  • 31 篇 历史学
  • 26 篇 哲学
  • 21 篇 艺术学
  • 8 篇 军事学

主题

  • 145 篇 mri
  • 131 篇 ct
  • 118 篇 病人
  • 73 篇 患者
  • 52 篇 mr
  • 43 篇 microstructure
  • 41 篇 mechanical prope...
  • 35 篇 rare earths
  • 32 篇 中国
  • 31 篇 cancer
  • 31 篇 队列研究
  • 31 篇 前列腺癌
  • 30 篇 corrosion
  • 27 篇 analysis
  • 27 篇 pet
  • 26 篇 危险因素
  • 24 篇 phylogeny
  • 22 篇 高血压
  • 22 篇 diabetes
  • 21 篇 temperature

机构

  • 68 篇 university of mi...
  • 67 篇 institute for pa...
  • 67 篇 albert einstein ...
  • 67 篇 dipartimento di ...
  • 67 篇 nikhef p.o.box 4...
  • 67 篇 fysikum stockhol...
  • 67 篇 michigan state u...
  • 66 篇 NOT FOUND
  • 66 篇 national researc...
  • 66 篇 institut fur the...
  • 66 篇 dept.of physics ...
  • 66 篇 compas group ins...
  • 66 篇 rudolf peierls c...
  • 66 篇 department of ph...
  • 66 篇 department of ph...
  • 65 篇 nstitucio catala...
  • 65 篇 cern european or...
  • 65 篇 school of physic...
  • 65 篇 department of ph...
  • 65 篇 ludwig-maximilia...

作者

  • 98 篇 叶鹏
  • 85 篇 f.krauss
  • 85 篇 g.weiglein
  • 85 篇 h.murayama
  • 85 篇 j.parsons
  • 85 篇 j.d.jackson
  • 85 篇 g.d'ambrosio
  • 85 篇 r.s.chivukula
  • 85 篇 y.kwon
  • 85 篇 m.white
  • 85 篇 m.drees
  • 82 篇 p.de jong
  • 81 篇 o.dahl
  • 81 篇 b.foster
  • 79 篇 v.i.belousov
  • 79 篇 j.beringer
  • 78 篇 g.rybka
  • 77 篇 a.ringwald
  • 76 篇 s.blusk
  • 74 篇 m.grnewald

语言

  • 6,669 篇 中文
  • 4,807 篇 英文
检索条件"作者=C C J m Tiberius"
11478 条 记 录,以下是61-70 订阅
排序:
Grain refinement in low SFE and particle-containing nickel aluminium bronze during severe plastic deformation at elevated temperatures
收藏 引用
journal of materials Science & Technology 2021年 第23期82卷 57-68页
作者: c.j.Barr K.Xia Department of mechanical Engineering University of MelbourneVictoria3010Australia DmTc Ltd. 24 Wakefield St.HawthornVIC3122Australia
The influence of particle size and morphology on grain refinement in low stacking fault energy(SFE)alloys was studied by comparing the grain structures in single-and multi-phase Al-bronze(AB)alloys following equal cha... 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
Amorphous WO_(3-x)thin films with color characteristics tuned by the oxygen vacancies created during reactive Dc sputtering
收藏 引用
journal of materials Science & Technology 2021年 第19期78卷 223-228页
作者: c.Guillén j.Herrero Departamento de Energia(cIEmAT) Avda.Complutense 40.28040 MadridSpain
Tungsten oxides are interesting for a variety of applications due to their versatile optoelectronic characteristics,which can be tuned changing the composition and/or the crystalline *** due to sub-bandgap absorption ... 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
Point process microstructural model of metallic thin films with implications for coarsening
收藏 引用
npj computational materials 2023年 第1期9卷 2074-2082页
作者: j.m.Rickman K.Barmak Y.Epshteyn c.Liu Department of materials Science and Engineering Lehigh UniversityBethlehemPA 18015USA Department of Physics Lehigh UniversityBethlehemPA 18015USA Department of Applied Physics and Applied mathematics Columbia UniversityNew YorkNY 10027USA Department of mathematics The University of UtahSalt Lake CityUT 84112USA Department of Applied mathematics Illinois Institute of TechnologyChicagoIL 60616USA
We develop a thin-film microstructural model that represents structural markers(i.e.,triple junctions in the two-dimensional projections of the structure of films with columnar grains)in terms of a stochastic,marked p... 详细信息
来源: 维普期刊数据库 维普期刊数据库 评论
classifying handedness in chiral nanomaterials using label error robust deep learning
收藏 引用
npj computational materials 2022年 第1期8卷 1417-1423页
作者: c.K.Groschner Alexander j.Pattison Assaf Ben-moshe A.Paul Alivisatos Wolfgang Theis m.c.Scott Department of materials Science and Engineering UC BerkeleyBerkeleyCAUSA School of Physics and Astronomy University of BirminghamBirminghamUK Department of chemistry University of CaliforniaBerkeleyBerkeleyCAUSA materials Sciences Division Lawrence Berkeley National LaboratoryBerkeleyCAUSA molecular Foundry Lawrence Berkeley National LaboratoryBerkeleyBerkeleyCAUSA
High-throughput scanning electron microscopy(SEm)coupled with classification using neural networks is an ideal method to determine the morphological handedness of large populations of chiral *** labeling removes the t... 详细信息
来源: 维普期刊数据库 维普期刊数据库 评论
Achieving ultrahigh strength and ductility in high-entropy alloys via dual precipitation
收藏 引用
journal of materials Science & Technology 2023年 第35期166卷 67-77页
作者: j.m.Guo B.c.Zhou S.Qiu H.j.Kong m.c.Niu j.H.Luan T.L.Zhang H.Wu Z.B.jiao Department of mechanical Engineering Research Institute for Advanced ManufacturingThe Hong Kong Polytechnic UniversityHong KongChina The Hong Kong Polytechnic University Shenzhen Research Institute Shenzhen 518057China Department of materials Science and Engineering City University of Hong KongHong KongChina State Key Laboratory of Powder metallurgy Central South UniversityChangsha 410083China
The strength-ductility trade-offhas been a longstanding dilemma in metallic *** we report an innovative approach to achieve a high strength-ductility synergy via dual precipitation of sheared and bypassed precipitates... 详细信息
来源: 维普期刊数据库 维普期刊数据库 评论
multistage serrated flow behavior of a medium-manganese high-carbon steel
收藏 引用
journal of Iron and Steel Research International 2020年 第9期27卷 1064-1072页
作者: j.chen Y.Zhang j.j.Wang c.m.Liu S.X.Zhao Key Laboratory for Anisotropy and Texture of materials Ministry of EducationNortheastern UniversityShenyang 110819LiaoningChina Shenyang Industrial Transformation Upgrading Promotion center Shenyang 110083LiaoningChina The State Key Laboratory of Rolling and Automation Northeastern UniversityShenyang 110819LiaoningChina School of materials Science and Engineering Northeastern UniversityShenyang 110819LiaoningChina central Research Institute Baoshan Iron&Steel Co.Ltd.Shanghai 201999China
The deformation mechanisms and the flow stress behavior of a medium-manganese high-carbon steel during cold deformation at a strain rate of 10×5 s^-1 were explored using a universal testing machine,an X-ray diffracto... 详细信息
来源: 维普期刊数据库 维普期刊数据库 评论
methanol oxidation in acidic and alkaline electrolytes using PtRuIn/c electrocatalysts prepared by borohydride reduction process
收藏 引用
燃料化学学报 2018年 第12期46卷 1462-1471页
作者: Santos m.c.L. Nandenha j. Ayoub j.m.S. Assumpao m.H.m.T. Neto A.O. Instituto de Pesquisas Energéticas e Nucleares IPEN/CNEN-SPAv.Prof.Lineu Prestes2242 Cidade UniversitáriaCEP 05508-000Sao PauloSPBrazil Universidade Federal de Sao carlos UFSCar Campus Lagoa do Sino Rodovia Lauri Simoes de Barros Km 12 CEP 18290-000-Buri-Sao Paulo SP Brazil
PtRuIn/c electrocatalysts( 20% metal loading by weight) were prepared by sodium borohydride reduction process using H_2Ptcl6·6H_2O,Rucl_3·xH_2O and Incl_3·xH_2O as metal sources,borohydride as reducing agent and ca... 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
chronic peripheral inflammation: a possible contributor to neurodegenerative diseases
收藏 引用
Neural Regeneration Research 2021年 第9期16卷 1711-1714页
作者: Patrick Süβ Addison j.Lana johannes c.m.Schlachetzki Department of molecular Neurology Friedrich-Alexander-University Erlangen-NürnbergUniversity Hospital ErlangenErlangenGermany Department of cellular and molecular medicine University of California San DiegoLa JollaCAUSA
The contribution of chronic peripheral inflammation to the pathogenesis of neurodegenerative diseases is an outstanding question. Sustained activation of the peripheral innate and adaptive immune systems occurs in 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
Progress of amino acid nutrition for diet protein reduction in poultry
收藏 引用
journal of Animal Science and Biotechnology 2021年 第3期12卷 819-827页
作者: m.T.Kidd c.W.maynard G.j.mullenix center of Excellence for Poultry Science Division of AgricultureUniversity of Arkansas SystemFayettevilleAR 72701USA
There is growing interest among nutritionists in feeding reduced protein diets to broiler *** nearly a century of research has been conducted providing biochemical insights on the impact of reduced protein diets for b... 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
Laser-induced graphene-coated wearable smart textile electrodes for biopotentials signal monitoring
收藏 引用
Frontiers of materials Science 2024年 第1期18卷 95-111页
作者: c.m.Vidhya Yogita maithani Sakshi Kapoor j.P.Singh Department of Physics Indian Institute of Technology DelhiHauz KhasNew Delhi 110016India
This paper describes how to produce a wearable dry electrode at a reasonable cost and how to use it for the monitoring of biopotentials in *** textiles in wearable technologies have made a great advancement in the hea... 详细信息
来源: 维普期刊数据库 维普期刊数据库 评论