咨询与建议

限定检索结果

文献类型

  • 20,529 篇 期刊文献
  • 922 篇 会议

馆藏范围

  • 21,451 篇 电子文献
  • 0 种 纸本馆藏

日期分布

学科分类号

  • 10,682 篇 工学
    • 2,792 篇 材料科学与工程(可...
    • 2,044 篇 化学工程与技术
    • 920 篇 机械工程
    • 865 篇 计算机科学与技术...
    • 795 篇 电子科学与技术(可...
    • 713 篇 电气工程
    • 586 篇 软件工程
    • 557 篇 地质资源与地质工...
    • 551 篇 控制科学与工程
    • 528 篇 仪器科学与技术
    • 445 篇 环境科学与工程(可...
    • 411 篇 水利工程
    • 400 篇 光学工程
    • 399 篇 力学(可授工学、理...
    • 377 篇 核科学与技术
  • 7,375 篇 理学
    • 1,495 篇 物理学
    • 1,207 篇 化学
    • 973 篇 地质学
    • 919 篇 生物学
    • 760 篇 数学
    • 597 篇 大气科学
    • 382 篇 海洋科学
    • 374 篇 生态学
  • 4,980 篇 医学
    • 3,538 篇 临床医学
    • 400 篇 中西医结合
    • 395 篇 药学(可授医学、理...
    • 360 篇 公共卫生与预防医...
  • 1,607 篇 农学
    • 428 篇 农业资源与环境
    • 418 篇 作物学
  • 821 篇 管理学
    • 591 篇 管理科学与工程(可...
  • 348 篇 经济学
  • 200 篇 法学
  • 136 篇 教育学
  • 114 篇 文学
  • 100 篇 军事学
  • 53 篇 艺术学
  • 30 篇 历史学
  • 24 篇 哲学

主题

  • 124 篇 cancer
  • 94 篇 deep learning
  • 71 篇 structure
  • 69 篇 temperature
  • 67 篇 analysis
  • 55 篇 microstructure
  • 54 篇 covid-19
  • 52 篇 simulation
  • 51 篇 china
  • 49 篇 mechanism
  • 47 篇 precipitation
  • 46 篇 case report
  • 44 篇 evolution
  • 43 篇 oxygen reduction...
  • 42 篇 sea
  • 41 篇 modeling
  • 41 篇 mechanical prope...
  • 39 篇 steel
  • 39 篇 method
  • 38 篇 high

机构

  • 532 篇 university of ch...
  • 111 篇 u.s.a.
  • 69 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
  • 65 篇 national researc...
  • 65 篇 institut fur the...
  • 65 篇 dept.of physics ...
  • 65 篇 compas group ins...
  • 65 篇 rudolf peierls c...
  • 62 篇 department of ph...
  • 62 篇 max-planck-insti...
  • 61 篇 nstitucio catala...
  • 61 篇 cern european or...
  • 60 篇 department of ph...

作者

  • 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
  • 84 篇 m.drees
  • 76 篇 s.blusk
  • 76 篇 p.de jong
  • 75 篇 o.dahl
  • 72 篇 b.foster
  • 67 篇 g.rybka
  • 65 篇 k.monig
  • 64 篇 a.ringwald
  • 55 篇 v.i.belousov
  • 54 篇 j.beringer
  • 52 篇 wei liu

语言

  • 16,830 篇 英文
  • 4,621 篇 中文
检索条件"机构=U.S.Army Research Laboratory"
21451 条 记 录,以下是1-10 订阅
排序:
Oxygen Evolution Reaction in Energy Conversion and storage: Design strategies under and Beyond the Energy scaling Relationship
收藏 引用
Nano-Micro Letters 2022年 第7期14卷 86-117页
作者: Jiangtian Li u.s.army Combat Capabilities Development Command army research laboratory 2800 Powder Mill RoadAdelphiMD 20783USA
The oxygen evolution reaction(OER)is the essential module in energy conversion and storage devices such as electrolyzer,rechargeable metal–air batteries and regenerative fuel *** adsorption energy scaling relations 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
Comparing carbon accumulation in restored and natural wetland soils of coastal Louisiana
收藏 引用
International Journal of sediment research 2019年 第6期34卷 600-607页
作者: Glenn M.suir Charles E.sasser Ronald D.DeLaune Elizabeth O.Murray u.s.army Engineer research and Development Center Environmental LaboratoryWetlands and Environmental Technologies Research Facility Louisiana state university Department of Oceanography and Coastal ScienceCollege of the Coast and Environment u.s.army Engineer research and Development Center Environmental Laboratory
Louisiana’s chronic wetland deterioration has resulted in massive soil organic matter loss and subsequent carbon release through *** combat these losses,and reestablish ecosystem function,goods,and services,many rest... 详细信息
来源: 同方期刊数据库 同方期刊数据库 评论
understanding of performance degradation of LiNi0.80Co0.10Mn0.10O2 cathode material operating at high potentials
收藏 引用
Journal of Energy Chemistry 2020年 第2期29卷 135-141页
作者: sheng sZhang Electrochemistry Branch FCDD-RLS-DCSensors and Electron Devices DirectorateU.S.Army Research LaboratoryAdelphiMD 20783-1138USA
Inferior cycling stability, poor safety, and gas generation are long lasting problems of Ni-rich Li Ni0.80 Co0.10 Mn0.10 O2(NCM811) cathode material. Although much effort has been made, mechanisms for the above proble... 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
Ru@RuO2 Core-shell Nanorods: A Highly Active and stable Bifunctional Catalyst for Oxygen Evolution and Hydrogen Evolution Reactions
收藏 引用
Energy & Environmental Materials 2019年 第3期2卷 201-208页
作者: Rongzhong Jiang Dat T.Tran Jiangtian Li Deryn Chu sensors and Electron Devices Directorate U.S.Army Research Laboratory2800 Powder Mill RoadAdelphiMD 20783-1197USA
Ru@RuO2 core-shell nanorods were successfully synthesized by heat-treating Ru nanorods with air oxidation through an accurate control of the temperature and time. The structure, composition, dimension, and adsorption ... 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
Detailed bed topography and sediment load measurements for two stepdown flows in a laboratory flume
收藏 引用
International Journal of sediment research 2022年 第3期37卷 287-298页
作者: Daniel Wren Roger Kuhnle Tate Mc Alpin David Abraham Keaton Jones united states Department of Agriculture Agricultural Research Service National Sedimentation Laboratory u.s.army research and Development Center Coastal and Hydraulics Laboratory
streams and rivers, particularly smaller ones, often do not maintain steady flow rates for long enough to reach equilibrium conditions for sediment transport and bed topography. In particular, streams in small watersh... 详细信息
来源: 同方期刊数据库 同方期刊数据库 评论
Identifying rate limitation and a guide to design of fast-charging Li-ion battery
收藏 引用
InfoMat 2020年 第5期2卷 942-949页
作者: sheng s.Zhang Electrochemistry Branch FCDD-RLS-DCSensors and Electron Devices DirectorateU.S.Army Research LaboratoryAdelphiMaryland
Fast-charging is highly demanded for applications requiring short charging ***,fast-charging triggers serious problems,leading to decline in charge acceptance and energy efficiency,accelerated capacity degradation,and... 详细信息
来源: 维普期刊数据库 维普期刊数据库 评论
use of incipient motion data for backward erosion piping models
收藏 引用
International Journal of sediment research 2019年 第5期34卷 401-408页
作者: Vera M.van Beek Bryant A.Robbins Gijs J.C.M.Hoffmans Adam Bezuijen Leo C.van Rijn Deltares u.s.army Engineer research and Development Center Ghent university Leovanrijn-sediment-Consultancy
Backward erosion piping involves the gradual removal of granular material under the action of water flow from the foundation of a dam or levee, whereby shallow pipes are formed that grow in the direction opposite to t... 详细信息
来源: 同方期刊数据库 同方期刊数据库 评论
The Puzzles in Fast Charging of Li-Ion Batteries
收藏 引用
Energy & Environmental Materials 2022年 第4期5卷 1005-1007页
作者: sheng shui Zhang Battery science Branch FCDD-RLS-CESensors and Electron Devices DirectorateU.S.Army Research LaboratoryAdelphi MD 20783-1138USA
Fast charging of Li-ion cells faces two aspects of challenges,1)accelerated capacity fade and 2)inferior charging *** is commonly believed that the former is due to Li plating and its resultant reactions with electrol... 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
Measurement of in-bore side loads and comparison to first maximum yaw
收藏 引用
Defence Technology(防务技术) 2016年 第2期12卷 106-112页
作者: Donald E.CARLuCCI Ryan DECKER Julio VEGA Douglas RAY u.s.army ARDEC RDAR-DsM Building 942nd FloorPicatinnyNJ 07806-5000USA u.s.army ARDEC RDAR-EIQ-sB Building 62PicatinnyNJ 07806-5000USA
In-bore yaw of a projectile in a gun tube has been shown to result in range loss if the yaw is significant. An attempt was made to determine if relationships between in-bore yaw and projectile First Maximum Yaw(FMY) w... 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
High entropy spinel oxide for efficient electrochemical oxidation of ammonia
收藏 引用
Nano research 2022年 第6期15卷 4785-4791页
作者: shi He Vasishta somayaji Mengdi Wang seung-Hoon Lee Zhijia Geng siyuan Zhu Peter Novello Chakrapani V.Varanasi Jie Liu Department of Chemistry Duke UniversityDurhamNC 27708USA u.s.army research Office P.O.Box 12211 Research Triangle ParkNC 27709USA
Ammonia has emerged as a promising energy carrier owing to its carbon neutral content and low expense in long-range ***,development of a specific pathway to release the energy stored in ammonia is therefore in urgent ... 详细信息
来源: 维普期刊数据库 维普期刊数据库 评论