咨询与建议

限定检索结果

文献类型

  • 152,568 篇 期刊文献
  • 1,207 篇 会议

馆藏范围

  • 153,775 篇 电子文献
  • 0 种 纸本馆藏

日期分布

学科分类号

  • 64,406 篇 医学
    • 34,897 篇 临床医学
    • 8,956 篇 中西医结合
    • 7,022 篇 公共卫生与预防医...
    • 6,549 篇 药学(可授医学、理...
    • 5,218 篇 中药学(可授医学、...
    • 4,984 篇 基础医学(可授医学...
    • 4,253 篇 医学技术(可授医学...
    • 3,620 篇 护理学(可授医学、...
    • 2,913 篇 中医学
  • 56,332 篇 工学
    • 8,684 篇 化学工程与技术
    • 7,420 篇 材料科学与工程(可...
    • 4,516 篇 机械工程
    • 4,146 篇 计算机科学与技术...
    • 3,225 篇 食品科学与工程(可...
    • 3,199 篇 软件工程
    • 3,105 篇 生物医学工程(可授...
    • 2,903 篇 环境科学与工程(可...
    • 2,781 篇 仪器科学与技术
    • 2,753 篇 电气工程
    • 2,584 篇 生物工程
  • 20,209 篇 理学
    • 5,312 篇 化学
    • 5,282 篇 生物学
    • 2,484 篇 生态学
  • 19,639 篇 农学
    • 5,815 篇 作物学
    • 3,601 篇 农业资源与环境
    • 2,345 篇 园艺学
  • 8,888 篇 管理学
    • 3,492 篇 公共管理
    • 3,330 篇 管理科学与工程(可...
  • 5,914 篇 教育学
    • 4,707 篇 教育学
  • 3,047 篇 经济学
    • 2,693 篇 应用经济学
  • 1,767 篇 法学
  • 1,449 篇 文学
  • 642 篇 艺术学
  • 511 篇 历史学
  • 295 篇 哲学
  • 293 篇 军事学

主题

  • 1,198 篇 影响因素
  • 1,036 篇 儿童
  • 1,015 篇 预后
  • 794 篇 危险因素
  • 743 篇 大鼠
  • 568 篇 产量
  • 524 篇 数值模拟
  • 487 篇 糖尿病
  • 483 篇 诊断
  • 468 篇 凋亡
  • 465 篇 应用
  • 430 篇 护理
  • 408 篇 2型糖尿病
  • 399 篇 细胞凋亡
  • 396 篇 老年人
  • 394 篇 磁共振成像
  • 372 篇 生活质量
  • 349 篇 疗效
  • 348 篇 治疗
  • 347 篇 高血压

机构

  • 2,009 篇 中山大学
  • 1,116 篇 吉林大学
  • 889 篇 北京中医药大学
  • 876 篇 中山大学附属第一...
  • 843 篇 北京大学
  • 838 篇 中国科学院大学
  • 806 篇 山东大学
  • 795 篇 上海交通大学
  • 704 篇 西安交通大学
  • 613 篇 中国农业大学
  • 604 篇 天津大学
  • 570 篇 中国石油大学
  • 565 篇 西北农林科技大学
  • 546 篇 四川大学
  • 541 篇 解放军总医院
  • 530 篇 清华大学
  • 494 篇 浙江大学
  • 489 篇 延安大学
  • 465 篇 甘肃农业大学
  • 464 篇 复旦大学

作者

  • 2,224 篇 孙艳
  • 2,060 篇 孙燕
  • 1,939 篇 李娟
  • 1,641 篇 孙岩
  • 1,555 篇 王娟
  • 1,505 篇 孙娟
  • 999 篇 张娟
  • 859 篇 刘娟
  • 740 篇 孙海燕
  • 713 篇 王艳
  • 689 篇 王燕
  • 688 篇 孙妍
  • 655 篇 张艳
  • 648 篇 陈娟
  • 629 篇 李岩
  • 583 篇 李艳
  • 487 篇 李燕
  • 464 篇 张燕
  • 444 篇 王岩
  • 418 篇 刘艳

语言

  • 145,258 篇 中文
  • 8,517 篇 英文
检索条件"作者=Yan-Juan sun"
153775 条 记 录,以下是1-10 订阅
排序:
Synergetic effect of BiOCl/Bi12O17Cl2 and MoS2: in situ DRIFTS investigation on photocatalytic NO oxidation pathway
收藏 引用
Rare Metals 2019年 第5期38卷 437-445页
作者: Wen-Dong Zhang Xing-An Dong Yi Liang Rui Liu yan-juan sun Fan Dong Chongqing Key Laboratory of Inorganic Functional Materials Department of Scientific Research ManagementChongqing Normal UniversityChongqing 401331China Chongqing Key Laboratory of Catalysis and New Environmental Materials College of Environment and ResourcesChongqing Technology and Business UniversityChongqing 400067China Chongqing Key Laboratory of Earth Surface Processes and Environmental Remote Sensing in Three Gorges Reservoir Area Chongqing Normal UniversityChongqing 401331.China Research Center for Environmental Science and Technology Institute of Fundamental and Frontier SciencesUniversity of Electronic Science and Technology of ChinaChengdu 611731China
The BiOCl/Bi12O17Cl2@MoS2(BOC-MS)composites were successfully synthesized by a facile method at room *** physicochemical properties of the as-obtained samples were characterized by X-ray diffractometer(XRD),scanning e... 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
Response relationship between tourism disturbance and community resilience in agricultural heritage site:a case study of Honghe Hani Rice Terraced System
收藏 引用
Journal of Mountain Science 2025年 第2期22卷 652-665页
作者: FU juan SONG Yuxin sun Yehong Tourism College Beijing Union UniversityBeijing 100101China
Agricultural heritage systems have the characteristics of ecological fragility and cultural *** a long time,the conservation and sustainable development of agricultural heritage systems have received attention from al... 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
Decellularized amniotic membrane promotes the anti-inflammatory response of macrophages via PI3K/AKT/HIF-1α pathway
收藏 引用
Chinese Chemical Letters 2025年 第1期36卷 403-407页
作者: Xiongbo Song Jinwen Xiao juan Wu Li sun Long Chen Department of Orthopedics Guizhou Provincial People’s HospitalGuiyang 550000China The Lab of Tissue Engineering and Translational Medicine College of MedicineGuizhou UniversityGuiyang 550000China Wuhan Kangchuang Biotechnology Wuhan 430074China
Macrophages undergo dynamic transitions between M1 and M2 states,exerting profound influences on both inflammatory and regenerative *** biocompatible and wound-healing properties of decellularized amniotic membrane(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
A Mn-porphyrinic metal–organic framework immobilizing glucose oxidase for combined photodynamic/chemodynamic/starvation therapy
收藏 引用
Tungsten 2025年 第1期7卷 183-194页
作者: Xin-Ran sun Hao-Ming Yuan Guo-Da Zhang Chao Wang Shu-juan sun Peng-Fei Shi Shandong Provincial Key Laboratory of Detection Technology for Tumor Markers School of Chemistry and Chemical Engineering Linyi University
The combination of photodynamic therapy(PDT) and chemodynamic therapy(CDT) in tumor treatment has attracted considerable ***,tumor hypoxia and glutathione(GSH) overproduction in the tumor tissue restricted the p... 详细信息
来源: 同方期刊数据库 同方期刊数据库 评论
A Novel Model for Describing Rail Weld Irregularities and Predicting Wheel-Rail Forces Using a Machine Learning Approach
收藏 引用
Computer Modeling in Engineering & Sciences 2025年 第1期142卷 555-577页
作者: Linlin sun Zihui Wang Shukun Cui Ziquan yan Weiping Hu Qingchun Meng State Key Laboratory of High-Speed Railway Track System China Academy of Railway Sciences Corporation LimitedBeijing100081China Railway Engineering Research Institute China Academy of Railway Sciences Corporation LimitedBeijing100081China School of Aeronautic Science and Engineering Beihang UniversityBeijing100191China
Rail weld irregularities are one of the primary excitation sources for vehicle-track interaction dynamics in modern high-speed *** can cause significant wheel-rail dynamic interactions,leading to wheel-rail noise,comp... 详细信息
来源: 维普期刊数据库 维普期刊数据库 评论
Study of spatiotemporal variation and annual emission of CH_(4)in Shaoxing yangtze River Delta,China,Using a portable CH4 detector on the UAV
收藏 引用
Journal of Environmental Sciences 2025年 第5期151卷 140-149页
作者: Xiaobing Pang Qianqian Shang Lang Chen Songhua sun Gaosheng Zhao Zhentao Wu Canming Zhao Youhao Lu Qianqian sun yan Lyu Baozhen Wang College of Environment Zhejiang University of TechnologyHangzhou 310000China Shaoxing Institute of Zhejiang University of Technology Shaoxing 312000China Shaoxing Ecological and Environmental Monitoring Center of Zhejiang Province Shaoxing 312000China School of Environmental and Chemical Engineering Shanghai UniversityShanghai 200444China Green Intelligence Environmental School Yangtze Normal UniversityChongqing 408100China
Methane(CH_(4))is the second greenhouse gas and has a profound impact on global climate change due to its high global warming potential and *** 2022,the CH_(4)concentration was approximately 1.9 ppm,which was 264%of t... 详细信息
来源: 维普期刊数据库 维普期刊数据库 评论
Cu/TiO_(2)adsorbents modified by air plasma for adsorption-oxidation of H_(2)S
收藏 引用
Journal of Environmental Sciences 2025年 第2期148卷 476-488页
作者: Yongqi yan Xinyu yang Ping Ning Chi Wang Xin sun Fei Wang Peng Gao Kai Li Faculty of Environmental Science and Engineering Kunming University of Science and TechnologyKunming 650500China National-Regional Engineering Center for Recovery of Waste Gases from Metallurgical and Chemical Industries Kunming University of Science and TechnologyKunming 650500China Faculty of Chemical Engineering Kunming University of Science and TechnologyKunming 650500China City College Kunming University of Science and TechnologyKunming 650500China
In this study,non-thermal plasma(NTP)was employed to modify the Cu/TiO_(2)adsorbent to efficiently purify H_(2)S in low-temperature and micro-oxygen *** effects of Cu loading amounts and atmospheres of NTP treatment o... 详细信息
来源: 维普期刊数据库 维普期刊数据库 评论
Introducing strong metal–oxygen bonds to suppress the Jahn-Teller effect and enhance the structural stability of Ni/Co-free Mn-based layered oxide cathodes for potassium-ion batteries
收藏 引用
Journal of Energy Chemistry 2025年 第2期101卷 713-722页
作者: Yicheng Lin Shaohua Luo Pengyu Li Jun Cong Wei Zhao Lixiong Qian Qi sun Shengxue yan School of Materials Science and Engineering Northeastern University School of Resources and Materials Northeastern University at Qinhuangdao Key Laboratory of Dielectric and Electrolyte Functional Material Hebei Province
Mn-based layered oxides(KMO) have emerged as one of the promising low-cost cathodes for potassiumion batteries(PIBs).However,due to the multiple-phase transitions and the distortion in the MnO6structure induced by... 详细信息
来源: 同方期刊数据库 同方期刊数据库 评论
Promotion of chronic wound healing by plant-derived active ingredients and research progress and potential of plant polysaccharide hydrogels
收藏 引用
Chinese Herbal Medicines 2025年 第1期17卷 70-83页
作者: Ru yan yanhong Wang Weinan Li Jialin sun School of Pharmacy Heilongjiang University of Chinese Medicine Key Laboratory of Basic and Application Research of Beiyao Ministry of Education Heilongjiang University of Chinese Medicine Department of Medicine Heilongjiang Minzu College Postdoctoral Research Station Heilongjiang University of Chinese Medicine
Wound healing is a complex biochemical *** use of herbal medicine in wound healing not only carries forward the wisdom of traditional medicine,with its anti-inflammatory and immune-regulating effects,but also reflects... 详细信息
来源: 同方期刊数据库 同方期刊数据库 评论
2D CaWO4 nanosheets derived from scheelite minerals for enhanced electrocatalysis in oxygen evolution reaction
收藏 引用
Science China Chemistry 2025年
作者: Qing sun Yongxiang sun yan Dong Hong Zhong Hongbo Zeng National&Local United Engineering Laboratory for New Petrochemical Materials&Fine Utilization of Resources College of Chemistry and Chemical EngineeringHunan Normal University Department of Chemical and Materials Engineering University of Alberta College of Chemistry and Materials Engineering Hunan University of Arts and Science College of Chemistry and Chemical Engineering Central South University
Scheelite (CaWO4) mineral holds promise as a cost-effective and efficient catalyst for the oxygen evolution reaction (OER)crucial in renewable energy ***,challenges such as limited active site exposure and low ele...
来源: 同方期刊数据库 同方期刊数据库 评论