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科研机构
北京大学 [347]
内容类型
期刊论文 [327]
其他 [20]
发表日期
2017 [14]
2016 [19]
2015 [23]
2014 [32]
2013 [36]
2012 [30]
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专题:北京大学
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Increasing the Use of Urban Greenways in Developing Countries: A Case Study on Wutong Greenway in Shenzhen, China
期刊论文
INTERNATIONAL JOURNAL OF ENVIRONMENTAL RESEARCH AND PUBLIC HEALTH, 2017
Chen, Yiyong
;
Gu, Weiying
;
Liu, Tao
;
Yuan, Lei
;
Zeng, Mali
收藏
  |  
浏览/下载:4/0
  |  
提交时间:2017/12/03
frequency of use
duration of use
logistic regression
urban greenway
PHYSICAL-ACTIVITY BEHAVIORS
PUBLIC OPEN SPACE
HEALTH
INFRASTRUCTURE
COMMUNITIES
DESIGN
PLACE
美国城市体力活动导则与健康促进规划
期刊论文
国际城市规划, 2017
林雄斌
;
杨家文
收藏
  |  
浏览/下载:6/0
  |  
提交时间:2017/12/03
建成环境
体力活动
公众健康
规划导则
Built Environment
Physical Activity
Public Health
Planning Guidance
Bicycle-metro integration in a growing city: The determinants of cycling as a transfer mode in metro station areas in Beijing
期刊论文
TRANSPORTATION RESEARCH PART A-POLICY AND PRACTICE, 2017
Zhao, Pengjun
;
Li, Shengxiao
收藏
  |  
浏览/下载:12/0
  |  
提交时间:2017/12/03
Cycling
Bicycle-metro integration
Bicycle-and-Ride
Bicycle-sharing program
Beijing
BUILT ENVIRONMENT
PHYSICAL-ACTIVITY
COMMUTING EVIDENCE
HEALTH PROMOTION
TRAVEL BEHAVIOR
UNITED-STATES
WORK
TRANSPORTATION
NETHERLANDS
ATTITUDES
The Origin of Solar Filament Plasma Inferred from In Situ Observations of Elemental Abundances
期刊论文
ASTROPHYSICAL JOURNAL LETTERS, 2017
Song, H. Q.
;
Chen, Y.
;
Li, B.
;
Li, L. P.
;
Zhao, L.
;
He, J. S.
;
Duan, D.
;
Cheng, X.
;
Zhang, J.
收藏
  |  
浏览/下载:6/0
  |  
提交时间:2017/12/03
Sun: abundances
Sun: coronal mass ejections (CMEs)
Sun: filaments, prominences
CORONAL MASS EJECTIONS
CYCLE 23
WIND
ACE
REGION
DISTRIBUTIONS
SPACECRAFT
PROTONS
MISSION
SWICS
Torque-coupled thermodynamic model for FoF1-ATPase
其他
2017-01-01
Ai, Guangkuo
;
Liu, Pengfei
;
Ge, Hao
收藏
  |  
浏览/下载:8/0
  |  
提交时间:2017/12/03
F-1-ATPASE MOLECULAR MOTOR
ATP SYNTHASE
ESCHERICHIA-COLI
ENERGY TRANSDUCTION
ROTARY MECHANISM
ROTATION
HYDROLYSIS
EFFICIENCY
CHEMOMECHANICS
STOICHIOMETRY
Enzymatic activity inside a DNA/peptide complex
期刊论文
PHYSICAL CHEMISTRY CHEMICAL PHYSICS, 2017
Pan, Wei
;
Wen, Hao
;
Liang, Dehai
收藏
  |  
浏览/下载:4/0
  |  
提交时间:2017/12/03
PROTEIN STABILITY
PHYSIOLOGICAL CONSEQUENCES
ESCHERICHIA-COLI
PROTOCELL MODEL
NUCLEAR-BODIES
LIVING CELLS
NANOPARTICLES
CHARGE
OLIGONUCLEOTIDES
MICRODROPLETS
Gas-Flow Tailoring Fabrication of Graphene-like Co-Nx-C Nanosheet Supported Sub-10 nm PtCo Nanoalloys as Synergistic Catalyst for Air-Cathode Microbial Fuel Cells
期刊论文
ACS APPLIED MATERIALS & INTERFACES, 2017
Cao, Chun
;
Wei, Liling
;
Zhai, Qiran
;
Ci, Jiliang
;
Li, Weiwei
;
Wang, Gang
;
Shen, Jianquan
收藏
  |  
浏览/下载:4/0
  |  
提交时间:2017/12/03
microbial fuel cells
graphene-like carbon
synergistic catalyst
N/Co-dual doping
PtCo nanoalloys
OXYGEN REDUCTION REACTION
PROTON-EXCHANGE MEMBRANE
HIGH-PERFORMANCE
DOPED CARBON
ALLOY NANOPARTICLES
EFFICIENT CATALYST
ACTIVATED CARBON
HIGHLY EFFICIENT
ORR ACTIVITY
SINGLE-ATOM
Thermally stable Ir/Ce0.9La0.1O2 catalyst for high temperature methane dry reforming reaction
期刊论文
NANO RESEARCH, 2017
Wang, Fagen
;
Xu, Leilei
;
Shi, Weidong
;
Zhang, Jian
;
Wu, Kai
;
Zhao, Yu
;
Li, Hui
;
Li, He Xing
;
Xu, Guo Qin
;
Chen, Wei
收藏
  |  
浏览/下载:6/0
  |  
提交时间:2017/12/03
thermally stable catalyst
Ir/Ce0.9La0.1O2
metal-support interaction
methane dry reforming
METAL-SUPPORT INTERACTION
OXYGEN STORAGE CAPACITY
CARBON-DIOXIDE
HYDROGEN-PRODUCTION
KINETIC ASSESSMENT
PARTIAL OXIDATION
SOLID-SOLUTIONS
SYNTHESIS GAS
CERIA
CO2
Synthesis, Characterization, and Reactivity Studies of Subphthalocyanine Boron Triflate
期刊论文
ORGANOMETALLICS, 2017
Wang, Zikuan
;
Fu, Xuefeng
收藏
  |  
浏览/下载:5/0
  |  
提交时间:2017/12/03
FRUSTRATED LEWIS PAIRS
AXIAL FUNCTIONALIZATION
PHYSICAL-PROPERTIES
CATALYTIC-ACTIVITY
CRYSTAL-STRUCTURES
LI/SOCL2 BATTERY
BOND-CLEAVAGE
FLUORIDE
ACTIVATION
SERIES
Physiological Characteristics of Medicago sativa L. in Response to Acid Deposition and Freeze-Thaw Stress
期刊论文
WATER AIR AND SOIL POLLUTION, 2017
Bao, Guozhang
;
Ao, Qi
;
Li, Qiqi
;
Bao, Yishu
;
Zheng, Yue
;
Feng, Xiaoxia
;
Ding, Xuemei
收藏
  |  
浏览/下载:7/0
  |  
提交时间:2017/12/03
Medicago sativa L.
Freeze-thaw
Acid deposition
Physical characteristics
LOW-TEMPERATURE STRESS
SEEDLINGS
TOLERANCE
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