咨询与建议

限定检索结果

文献类型

  • 62,332 篇 期刊文献
  • 2,015 篇 会议
  • 643 册 图书
  • 29 篇 学位论文

馆藏范围

  • 64,808 篇 电子文献
  • 219 种 纸本馆藏

日期分布

学科分类号

  • 29,074 篇 工学
    • 7,863 篇 材料科学与工程(可...
    • 5,818 篇 化学工程与技术
    • 3,110 篇 机械工程
    • 2,777 篇 生物医学工程(可授...
    • 2,613 篇 环境科学与工程(可...
    • 2,481 篇 电子科学与技术(可...
    • 2,273 篇 电气工程
    • 2,271 篇 计算机科学与技术...
    • 2,007 篇 动力工程及工程热...
    • 1,954 篇 力学(可授工学、理...
    • 1,873 篇 地质资源与地质工...
    • 1,779 篇 水利工程
    • 1,655 篇 冶金工程
    • 1,590 篇 仪器科学与技术
  • 25,876 篇 医学
    • 19,635 篇 临床医学
    • 3,352 篇 基础医学(可授医学...
    • 2,979 篇 中西医结合
    • 2,841 篇 药学(可授医学、理...
    • 2,496 篇 医学技术(可授医学...
    • 2,399 篇 公共卫生与预防医...
  • 20,756 篇 理学
    • 7,488 篇 化学
    • 5,595 篇 物理学
    • 5,539 篇 生物学
    • 2,064 篇 数学
    • 1,945 篇 生态学
    • 1,822 篇 天文学
    • 1,674 篇 地质学
    • 1,673 篇 地球物理学
  • 8,987 篇 农学
    • 3,107 篇 作物学
    • 1,964 篇 农业资源与环境
  • 1,652 篇 管理学
  • 960 篇 经济学
  • 903 篇 教育学
  • 512 篇 法学
  • 379 篇 文学
  • 227 篇 艺术学
  • 175 篇 历史学
  • 109 篇 哲学
  • 104 篇 军事学

主题

  • 343 篇 ct
  • 337 篇 mri
  • 261 篇 患者
  • 221 篇 高效液相色谱法
  • 160 篇 大鼠
  • 151 篇 凋亡
  • 141 篇 合成
  • 137 篇 analysis
  • 137 篇 mr
  • 133 篇 数值模拟
  • 125 篇 产量
  • 122 篇 治疗
  • 121 篇 diabetes
  • 115 篇 力学性能
  • 114 篇 cancer
  • 111 篇 病人
  • 103 篇 基因
  • 102 篇 of
  • 91 篇 acid
  • 86 篇 and

机构

  • 246 篇 浙江大学
  • 233 篇 中南大学
  • 158 篇 中国科学院大学
  • 155 篇 华中科技大学
  • 152 篇 哈尔滨工业大学
  • 140 篇 上海交通大学
  • 140 篇 北京大学
  • 132 篇 四川大学
  • 131 篇 西北农林科技大学
  • 129 篇 华南理工大学
  • 111 篇 清华大学
  • 108 篇 同济大学
  • 107 篇 南京大学
  • 101 篇 东北大学
  • 94 篇 暨南大学
  • 93 篇 江苏大学
  • 85 篇 贵州大学
  • 84 篇 东南大学
  • 81 篇 university of ch...
  • 81 篇 山东大学

作者

  • 85 篇 h.murayama
  • 85 篇 j.d.jackson
  • 85 篇 g.d'ambrosio
  • 85 篇 m.white
  • 72 篇 p.de jong
  • 54 篇 王铮
  • 51 篇 叶鹏
  • 50 篇 刘杰
  • 49 篇 v.i.belousov
  • 48 篇 袁德义
  • 39 篇 杨绪杰
  • 35 篇 刘闯
  • 34 篇 张德志
  • 34 篇 王吉德
  • 34 篇 郭俊
  • 32 篇 王东
  • 31 篇 曹国富
  • 30 篇 朱国栋
  • 30 篇 刘莉
  • 29 篇 王伟

语言

  • 43,537 篇 中文
  • 21,469 篇 英文
  • 7 篇 其他
检索条件"作者=C.C.M.van de Wiel.l.A.P.l.tz"
65019 条 记 录,以下是31-40 订阅
排序:
multi-aspect analysis of ureteral access sheath usage in retrograde intrarenal surgery: A RIRSearch group study
收藏 引用
Asian Journal of Urology 2024年 第1期11卷 80-85页
作者: Oktay Özman Hacı m.Akgül cem Başataç Önder Çınar Eyüp B.Sancak cenk m.Yazıcı lent Önal Haluk Akpınar Gaziosmanpasa Training and Research Hospital Urology ClinicİstanbulTurkey TekirdağNamık Kemal University School of MedicineDepartment of UrologyTekirdağTurkey Group Florence Nightingale Hospitals Department of UrologyİstanbulTurkey Zonguldak Bulent Ecevit University School of MedicineDepartment of UrologyZonguldakTurkey Çanakkale Onsekiz mart University School of MedicineDepartment of UrologyÇanakkaleTurkey İstanbul University-cerrahpaşa Cerrahpaşa Medical FacultyDepartment of UrologyİstanbulTurkey
Objective:To evaluate the effect of ureteral access sheath(UAS)use and calibration change on stone-free rate and complications of retrograde intrarenal surgery(RIRS).methods:Data from 568 patients undergoing RIRS for ... 详细信息
来源: 维普期刊数据库 维普期刊数据库 评论
multichannel coupling induced topological insulating phases with full multimerization
收藏 引用
photonics Research 2024年 第3期12卷 491-498页
作者: JUN lI YApING YANG c-m.HU mOE Key laboratory of Advanced micro-Structured materials School of Physics Science and EngineeringTongji UniversityShanghai 200092China department of physics and Astronomy University of ManitobaWinnipegManitoba R3T 2N2Canada
We propose and experimentally realize a class of quasi-one-dimensional topological lattices whose unit cells are constructed by coupled multiple identical resonators,with uniform hopping and inversion *** the presence... 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
Global prevalence and gender inequalities in at least 60 min of self-reported moderate-to-vigorous physical activity 1 or more days per week:An analysis with 707,616 adolescents
收藏 引用
Journal of Sport and Health Science 2024年 第5期13卷 709-716页
作者: Raphael H.O.Araujo AndrúO.Werneck clarice l.martins luciana l.Barboza Rafael m.Tassitano Nicolas Aguilar-Farias Gilmar m.Jesus Robinson Ramírez-Véelez Riki Tesler Adewale l.Oyeyemi Ellen c.m.Silva Robert G.Weaver mark S.Tremblay Javier Brazo-Sayavera Grégore I.mielke Danilo R.p.Silva Graduation program in Health Sciences Londrina State University(UEL)Londrina 86057-970Brazil center for Epidemiological Research in Nutrition and Health Department of NutritionSchool of Public HealthUniversidade de Sao Paulo(USP)Sao Paulo 01246-904Brazil department of physical Education Federal University of ParaıbaParaıba 58051-900Brazil Research centre of physical Activity Health and LeisureFaculty of SportsLaboratory for Integrative and Translational Research in Population Health(ITR)University of PortoPorto 4500Portugal postgraduate program in physical Education University of BrasıliaBrasılia 70910-900Brazil department of Kinesiology and community Health University of Illinois at Urbana-ChampaignChampaignIL 61801-3841USA department of physical Education Sports and RecreationUniversidad de La FronteraTemuco 4680000Chile department of Health State University of Feira de SantanaFeira de Santana 44036-900Brazil Navarrabiomed Hospital Universitario de Navarra(HUN)Navarra Institute for Health Research(IdiSNA)Universidad Publica de Navarra(UPNA)Pamplona 31006Spain Facultad de ciencias de la Educacion Unidad Central del Valle del Cauca(UCEVA)TuluaValle del Cauca 763022Colombia Health management department Faculty of Heath sciencesAriel UniversityAriel 40700Israel college of Health Solutions Arizona State UniversityPhoenixAZ 85004USA Arnold School of public Health University of South CarolinaColumbiaSC 29208USA Healthy Active living and Obesity Research Group Children’s Hospital of Eastern Ontario Research InstituteOttawaON K1H 8L1Canada department of pediatrics University of OttawaOttawaON K1H 8L1Canada department of Health Sciences Carleton UniversityOttawaON K1S 5B6Canada department of Sports and computer Science Universidad Pablo de Olavide(UPO)Seville 41013Spain centro Universitario Regional Noreste Universidad de la RepublicaRivera 40000Uruguay School of public Health The University of QueenslandBrisbaneQLD 4006Australia department of physical Education
Background:Guidelines recommend that adolescents should accumulate an average of 60 min per day of moderate-to-vigorous physical activity(mVpA).However,using only this cut-off could hide important *** instance,from a ... 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
Hydrocarbon indication in Rio Bonito Formation sandstone:Implication for cO_(2)storage in São paulo,Brazil
收藏 引用
Energy Geoscience 2024年 第1期5卷 331-341页
作者: Richardson m.Abraham-A Haline V.Rocha Saulo B.de Oliveira colombo c.G.Tassinarri Orlando c.da Silva Institute of Energy and Environment University of São PauloSão PauloBrazil Research centre for Greenhouse Gas Innovation University of São PauloSão PauloBrazil
São paulo State has witnessed cO_(2)storage-based investigations considering the availability of suitable geologic structures and proximity to primary cO_(2)source sinks related to bioenergy and carbon 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
HI in High Gas-phase metallicity Dwarf Galaxy WISEA J230615.06+143927.9
收藏 引用
Research in Astronomy and Astrophysics 2024年 第1期24卷 292-299页
作者: Yan Guo c.Sengupta T.c.Scott p.lagos Y.luo purple mountain Observatory Chinese Academy of SciencesNanjing 210023China School of Astronomy and Space Sciences University of Science and Technology of ChinaHefei 230026China Institute of Astrophysics and Space Sciences(IA porto) Rua das Estrelas4150-762PortoPortugal
We present resolved Giant metrewave Radio Telescope H I observations of the high gas-phase metallicity dwarf galaxy WISEA J230615.06+143927.9(z = 0.005)(hereafter J2306) and investigate whether it could be a Tidal Dwa... 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
magnesium oxide(mgO)nanoadsorbents in wastewater treatment:A comprehensive review
收藏 引用
Journal of magnesium and Alloys 2024年 第5期12卷 1709-1773页
作者: H.c.S.perera V.Gurunanthanan Anoop Singh m.m.m.G.p.G.mantilaka G.Das Sandeep Arya department of physics Khalifa UniversityAbu Dhabi12788United Arab Emirates postgraduate Institute of Science University of PeradeniyaPeradeniyaSri Lanka department of Humanities and Sciences Guru Nanak Institutions Technical CampusIbrahimpatnamHyderabad501506India centre for Global Health Research Saveetha Medical College and HospitalsSaveetha Institute of Medical and Technical SciencesChennai602105Tamil NaduIndia department of physics University of JammuJammu and Kashmir180006India
Wastewater contamination by heavy metals and synthetic dyes presents a significant environmental challenge,necessitating effective and sustainable separation *** review article provides a detailed examination of magne... 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 multi-shot target wheel assembly for high-repetition-rate, laser-driven proton acceleration
收藏 引用
High power laser Science and Engineering 2024年 第2期12卷 87-94页
作者: J.penas A.Bembibre D.cortina-Gil l.martin A.Reija c.Ruiz m.Seimetz A.Alejo J.Benlliure Instituto Galego de Fisica de Altas Enerxias Universidade de Santiago de CompostelaSantiago de CompostelaSpain laboratorio laser de Aceleracion y Aplicaciones RIAIDTUniversidade de Santiago de CompostelaSantiago de CompostelaSpain Instituto Universitario de Física Fundamental y matematicas y Dpto.de Didactica de la matematica y de las ciencias Experimentales Universidad de SalamancaSalamancaSpain Instituto de Instrumentación para Imagen molecular(I3m) CSIC-Universitat Politecnica de ValenciaValenciaSpain
A multi-shot target assembly and automatic alignment procedure for laser–plasma proton acceleration at high repetition rate are *** assembly is based on a multi-target rotating wheel capable of hosting more than 5000... 详细信息
来源: 维普期刊数据库 维普期刊数据库 评论
Blood metal concentrations and cardiac structure and function in total joint arthroplasty patients
收藏 引用
World Journal of Orthopedics 2024年 第8期15卷 773-782页
作者: peter c Brennan Stephanie m peterson Thomas J O'Byrne mariana l laporta cody c Wyles paul J Jannetto Garvan c Kane maria Vassilaki Hilal maradit Kremers department of Orthopedic Surgery Mayo ClinicRochesterMN 55905United States department of Quantitative Health Sciences Mayo ClinicRochesterMN 55905United States department of Anesthesiology and perioperative medicine Mayo ClinicRochesterMN 55905United States department of laboratory medicine and pathology Mayo ClinicRochesterMN 55905United States department of cardiovascular Diseases Mayo ClinicRochesterMN 55905United States
BAcKGROUND There is concern regarding potential long-term cardiotoxicity with systemic distribution of metals in total joint arthroplasty(TJA)*** To determine the association of commonly used implant metals with echoc... 详细信息
来源: 维普期刊数据库 维普期刊数据库 评论
corrosion testing of X52 and X80 steels immersed in stimulated emulsions using a real petroleum sample
收藏 引用
petroleum Research 2024年 第2期9卷 304-316页
作者: l.m.Quej-Ake J.l.Alamilla A.contreras Instituto mexicano del petróleo Eje Central Lázaro CárdenasNorte 152San Bartolo AtepehuacanGustavo A.MaderoCiudad de MéxicoC.P.07730México
The aim of this study is to evaluate the internal corrosion process on X52 and X80 steels/real petroleum interfaces containing condensed hydrocarbon plus oilfield-produced water,which were subjected to stimulated emul... 详细信息
来源: 维普期刊数据库 维普期刊数据库 评论
Endoscopic ultrasound-guided portal pressure gradient identifies patients with previously undiagnosed clinically significant portal hypertension
收藏 引用
portal Hypertension & cirrhosis 2024年 第2期3卷 67-74页
作者: Jerome c.Edelson Scott F.D.Edelson John G.Quiles cyrus V.Edelson Eric m.montminy christian l.Horn John p.magulick Don c.Rockey department of Gastroenterology and Hepatology Brooke Army Medical CenterFort Sam HoustonTexasUSA department of medicine Uniformed Services University of the Health SciencesBethesdaMarylandUSA department of medicine Brooke Army Medical CenterFort Sam HoustonTexasUSA John H.Stroger Jr.Hospital of cook county ChicagoIllinoisUSA Digestive Disease Research center Medical University of South CarolinaCharlestonSouth CarolinaUSA
Aims:portal hypertension(pH)is a complication of cirrhosis that leads to hepatic *** the portal pressure gradient(ppG)provides valuable information for disease assessment,staging,and *** this study,we aimed to report ... 详细信息
来源: 维普期刊数据库 维普期刊数据库 评论