咨询与建议

限定检索结果

文献类型

  • 4,632 篇 期刊文献
  • 98 篇 会议
  • 18 册 图书
  • 6 篇 学位论文

馆藏范围

  • 4,747 篇 电子文献
  • 7 种 纸本馆藏

日期分布

学科分类号

  • 1,841 篇 工学
    • 574 篇 化学工程与技术
    • 341 篇 材料科学与工程(可...
    • 125 篇 生物医学工程(可授...
    • 89 篇 环境科学与工程(可...
    • 84 篇 电子科学与技术(可...
    • 78 篇 动力工程及工程热...
    • 76 篇 核科学与技术
    • 72 篇 地质资源与地质工...
    • 71 篇 机械工程
    • 66 篇 计算机科学与技术...
    • 59 篇 水利工程
    • 56 篇 光学工程
  • 1,689 篇 医学
    • 1,210 篇 临床医学
    • 195 篇 中西医结合
    • 182 篇 药学(可授医学、理...
    • 147 篇 医学技术(可授医学...
    • 143 篇 基础医学(可授医学...
    • 96 篇 公共卫生与预防医...
    • 81 篇 中药学(可授医学、...
  • 1,393 篇 理学
    • 417 篇 化学
    • 274 篇 物理学
    • 172 篇 数学
    • 137 篇 地质学
    • 132 篇 生物学
    • 87 篇 生态学
    • 64 篇 大气科学
  • 540 篇 农学
    • 181 篇 作物学
    • 131 篇 农业资源与环境
    • 51 篇 植物保护
  • 87 篇 管理学
  • 53 篇 经济学
    • 49 篇 应用经济学
  • 50 篇 教育学
  • 26 篇 文学
  • 23 篇 法学
  • 12 篇 艺术学
  • 7 篇 哲学
  • 7 篇 历史学
  • 4 篇 军事学

主题

  • 37 篇 合成
  • 30 篇 大鼠
  • 25 篇 再灌注损伤
  • 24 篇 晶体结构
  • 19 篇 预后
  • 18 篇 产量
  • 16 篇 心肌梗死
  • 15 篇 土壤养分
  • 15 篇 hbc
  • 15 篇 and
  • 15 篇 高血压
  • 14 篇 超声检查
  • 14 篇 ct
  • 13 篇 小麦
  • 13 篇 小鼠
  • 13 篇 一氧化氮
  • 13 篇 高效液相色谱法
  • 12 篇 ho
  • 12 篇 2型糖尿病
  • 12 篇 冠状动脉疾病

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 cea/saclay dsm/i...
  • 67 篇 department of ph...
  • 67 篇 department of ph...
  • 67 篇 kobayashi-maskaw...
  • 67 篇 high energy phys...
  • 67 篇 department of ph...
  • 67 篇 sissa/infn via b...

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
  • 85 篇 v.i.belousov
  • 85 篇 v.burkert
  • 84 篇 y.hayato
  • 84 篇 a.v.gritsan
  • 84 篇 a.gurtu
  • 84 篇 m.carena
  • 83 篇 a.masoni
  • 81 篇 s.rolli
  • 81 篇 a.d.martin
  • 81 篇 b.heltsley
  • 79 篇 s.r.klein
  • 79 篇 d.h.weinberg
  • 76 篇 u.f.katz
  • 76 篇 m.titov
  • 74 篇 j.matthews

语言

  • 3,479 篇 中文
  • 1,275 篇 英文
检索条件"作者=Bacha N.u."
4754 条 记 录,以下是1-10 订阅
排序:
Deploying Hybrid EnsembleMachine Learning Techniques for Effective Cross-Site Scripting (XSS) Attack Detection
收藏 引用
Computers, Materials and Continua 2024年 第1期81卷 707-748页
作者: bacha n.u. Lu S. ur Rehman A. Idrees M. Ghadi Y.Y. Alahmadi T.J. School of Cyber Science and Engineering Huazhong University of Science and Technology Wuhan 430073 China Department of Computer Science and Engineering University of Engineering and Technology Lahore 54000 Pakistan Department of Computer Science and Software Engineering Al Ain University Al Ain Abu Abu Dhabi 12555 United Arab Emirates Department of Information Systems College of Computer and Information Sciences Princess Nourah bint Abdulrahman University Riyadh 84428 Saudi Arabia
Cross-Site Scripting (XSS) remains a significant threat to web application security, exploiting vulnerabilities to hijack user sessions and steal sensitive data. Traditional detection methods often fail to keep pace w... 详细信息
来源: 维普期刊数据库 维普期刊数据库 评论
Polio eradication surveillance in Sri Lanka,2019-2023
收藏 引用
Asian Pacific Journal of Tropical Medicine 2024年 第6期17卷 268-272页
作者: M.A.Y.Fernando n.S.Madarasinghe C.Rangana n.Weerasinghe D.C.u.D.Weligamage J.I.Abeynayake Department of Medical Microbiology and Immunology Faculty of MedicineUniversity of ColomboSri Lanka Department of Virology Medical Research InstituteColombo 08Sri Lanka Medical Research Institute Colombo 08Sri Lanka
Objective:To evaluate the polio laboratory surveillance carried out from January,2019 to May,2023 by the Polio Regional Reference Laboratory,Sri ***:This retrospective study analyzed all stool samples received under t... 详细信息
来源: 维普期刊数据库 维普期刊数据库 评论
Role of marine natural products in the development of antiviral agents against SARS‑CoV‑2:potential and prospects
收藏 引用
Marine Life Science & Technology 2024年 第2期6卷 280-297页
作者: D.P.nagahawatta n.M.Liyanage Thilina u.Jayawardena H.H.A.C.K.Jayawardhana Seong‑Hun Jeong Hyung‑Jun Kwon You‑Jin Jeon Department of Marine Life Sciences Jeju National UniversityJeju 690-756Republic of Korea Department of Chemistry Biochemistry and PhysicsUniversitédu QuébecàTrois-RivièresTrois-RivièresQC G8Z 4M3Canada Marine Science Institute Jeju National UniversityJeju 63333Republic of Korea Functional Biomaterial Research Center Korea Research Institute of Bioscience and BiotechnologyJeongeup-siRepublic of Korea
A novel coronavirus,known as severe acute respiratory syndrome coronavirus 2(SARS-CoV-2),has surfaced and caused global concern owing to its ***-CoV-2 is the causative agent of coronavirus disease 2019;however,it was ... 详细信息
来源: 维普期刊数据库 维普期刊数据库 评论
Old-growth mixed dipterocarp forests show variable losses and gains in aboveground biomass and standing carbon over forty years
收藏 引用
Forest Ecosystems 2024年 第1期11卷 14-23页
作者: Sisira Ediriweera Champika Bandara Tithira Lakkana Shanika Jayasinghe David Woodbury Arun Dayanandan B.M.P.Singhakumara Xiangcheng Mi I.A.u.n.Gunatilleke C.V.S.Gunatilleke Mark SAshton Department of Science and Technology Uva Wellassa UniversityBadullaSri Lanka The Forest School Yale School of the EnvironmentYale UniversityNew HavenCT06511USA Department of Forestry and Environmental Science University of Sri JayewardenepuraNugegodaSri Lanka State Key Laboratory of Vegetation and Environmental Change Institute of BotanyChinese Academy of SciencesBeijing100093China Botany Department University of PeradeniyaPeradeniyaSri Lanka
Background:no studies have documented long-term trends in aboveground biomass(AGB)for mixed-dipterocarp forests(MDF),the dominant rain forest type in tropical wet equatorial *** our study,we sought to document such tr... 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
Promotion of structural plasticity in area V2 of visual cortex prevents against object recognition memory deficits in aging and Alzheimer's disease rodents
收藏 引用
n.u.al Regeneration Research 2024年 第8期19卷 1835-1841页
作者: Irene navarro-Lobato Mariam Masmudi-Martín Manuel F.López-Aranda Juan F.López-Téllez Gloria Delgado Pablo Granados-Dun Celia Gaona-Romero Marta Carretero-Rey Sinforiano Posadas María E.Quiros-Ortega Zafar u.Khan Laboratory of n.u.obiology Centro de Investigaciones Médico Sanitarias(CIMES)University of MalagaMalagaSpain Department of Medicine Faculty of MedicineUniversity of MalagaMalagaSpain Centro de Investigación Biomédica en Red de Enfermedades n.u.odegenerativas(CIBERnED) Institute of Health Carlos IIIMadridSpain the Donders Institute for Brain Cognition and Behaviour Radboud UniversityNijmegenThe Netherlands the Brain Metastasis Group National Cancer Research Centre(CNIO)MadridSpain the Department of n.u.obiology University of California-Los AngelesLos AngelesCAUSA
Memory deficit,which is often associated with aging and many psychiatric,n.u.ological,and n.u.odegenerative diseases,has been a challenging issue for *** till now,all potential drug candidates have failed to produce s... 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
Combinations of electron and proton donors in transition-metal complex mediated nitrogen reduction reactions
收藏 引用
Science China Chemistry 2024年 第7期67卷 2136-2154页
作者: Delong Han Li Yang Hao Huang Priyanka Chakraborty Shashikant u.Dighe Kuo-Wei Huang KAuST Catalysis Center and Division of Physical Science and Engineering King Abdullah University of Science and TechnologyThuwal 23955Saudi Arabia Agency for Science Technologyand ResearchInstitute of Materials Research and Engineering and Institute of Sustainability for ChemicalsEnergy and EnvironmentSingapore 138634Singapore
nitrogen fixation is a complex process involving the transfer of six electrons and *** from the conventional Haber-Bosch process,which relies on hydrogen(H_(2))to provide both electrons and protons to reduce nitrogen(... 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
Predictive factors for percutaneous nephrolithotomy bleeding risks
收藏 引用
Asian Journal of urology 2024年 第1期11卷 105-109页
作者: u Phun Loo Chun Hou Yong Guan Chou Teh urology Department Sarawak General HospitalKuchingMalaysia
Objective:This study aimed to identify predictive factors for percutaneous nephrolithotomy(PCnL)bleeding *** better risk stratification,bleeding in high-risk patient can be anticipated and facilitates early ***:A pros... 详细信息
来源: 维普期刊数据库 维普期刊数据库 评论
u-Pb dating of bastnäsite from the Vuoriyarvi massif:An example application for assessing the REE potential of carbonatite-related deposits
收藏 引用
Geoscience Frontiers 2024年 第5期15卷 444-453页
作者: Evgeniy n.Kozlov Ekaterina n.Fomina Qiuli Li Jiao Li Geological Institute Kola Science Centre of the Russian Academy of SciencesApatity 184209Russia Institute of Geology and Geophysics Chinese Academy of SciencesBeijing 100029China
The Vuoriyarvi massif is a Devonian multistage alkaline-ultrabasic carbonatite complex within the Kola alkaline *** carbonatites of the Vuoriyarvi massif contain abundant rare-earth mineralization mainly represented b... 详细信息
来源: 维普期刊数据库 维普期刊数据库 评论
Exact solutions for magnetohydrodynamic nanofluids flow and heat transfer over a permeable axisymmetric radially stretching/shrinking sheet
收藏 引用
Chinese Physics B 2024年 第2期33卷 108-114页
作者: u.S.Mahabaleshwar G.P.Vanitha L.M.Pérez Emad H.Aly I.Pop Department of Studies in Mathematics Davangere UniversityShivagangothriDavangereIndia Departamento de F´ısica FACIUniversidad de Tarapac´aCasilla 7DAricaChile Department of Mathematics Faculty of EducationAin Shams UniversityRoxyCairoEgypt Department of Mathematics Babes-Bolyai University400084 Cluj-NapocaRomania
We report on the magnetohydrodynamic impact on the axisymmetric flow of Al_(2)O_(3)/Cu nanoparticles suspended in H_(2)O past a stretched/shrinked *** the use of partial differential equations and the corresponding 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
Human leukocyte antigen compatibility and incidence of donorspecific antibodies in pediatric liver transplant recipients
收藏 引用
World Journal of Gastroenterology 2024年 第33期30卷 3837-3845页
作者: Melina u Melere Flavia H Feier Jorge n.u.ann Annio n Kalil Juliana de M Montagner Luiza S nader Carolina S da Silva Marco Aurélio F Junior Gabriela P Coral Guilherme P Bobsin Cristina T Ferreira Department of Hepatology and Liver Transplantation Santa Casa de Porto AlegrePorto Alegre 90050170Rio Grande do SulBrazil Department of Hepato-biliary-pancreatic Surgery and Liver Transplantation Irmandade Santa Casa de Misericórdia de Porto AlegrePorto Alegre 90020-090Rio Grande do SulBrazil Postgraduation Program in Medicine:Hepatology Federal University of Health Sciences of Porto AlegrePorto Alegre 90050-170Rio Grande do SulBrazil Laboratory of Transplantation Immunology Irmandade Santa Casa de Misericórdia de Porto AlegrePorto Alegre 90020-090Rio Grande do SulBrazil
BACKGROunD Antibody-mediated rejection following liver transplantation(LT)has been increasingly recognized,particularly with respect to the emergence of de novo donor-specific antibodies(DSAs)and their impact on graft... 详细信息
来源: 维普期刊数据库 维普期刊数据库 评论