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科研机构
北京大学 [56]
内容类型
期刊论文 [43]
其他 [13]
发表日期
2017 [7]
2016 [13]
2015 [7]
2014 [5]
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专题:北京大学
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京津冀地区经济发展冷热点格局演化及其影响因素
期刊论文
地理研究, 2017
刘浩
;
马琳
;
李国平
收藏
  |  
浏览/下载:6/0
  |  
提交时间:2017/12/03
经济失衡
冷热点格局分析
时空模式挖掘
DMSP/OLS夜间灯光
京津冀
economic imbalance
hot and cold spot
space time pattern mining
DMSP/OLS nighttime light
Beijing-Tianjin-Hebei region
OMI-measured increasing SO2 emissions due to energy industry expansion and relocation in northwestern China
期刊论文
ATMOSPHERIC CHEMISTRY AND PHYSICS, 2017
Ling, Zaili
;
Huang, Tao
;
Zhao, Yuan
;
Li, Jixiang
;
Zhang, Xiaodong
;
Wang, Jinxiang
;
Lian, Lulu
;
Mao, Xiaoxuan
;
Gao, Hong
;
Ma, Jianmin
收藏
  |  
浏览/下载:8/0
  |  
提交时间:2017/12/03
OZONE MONITORING INSTRUMENT
SULFUR-DIOXIDE EMISSIONS
TREND DETECTION
SHELTER FOREST
NORTHERN CHINA
MANN-KENDALL
INVENTORY
POLLUTION
POLLUTANTS
RETRIEVAL
Cultural landscape of the eastern Qinghai-Tibet Plateau protecting both avian diversity and endemism
其他
2017-01-01
Li Li
收藏
  |  
浏览/下载:2/0
  |  
提交时间:2017/12/03
landscape heterogeneity
biodiversity
alpine meadow
Sanjiangyuan Nature Reserve
degradation restoration
Unmanned Aerial Vehicles
landscape heterogeneity
biodiversity
alpine meadow
Sanjiangyuan Nature Reserve
degradation restoration
Unmanned Aerial Vehicles
Effects of initial temperature on autoignition and detonation development in dimethyl ether/air mixtures with temperature gradient
期刊论文
PROCEEDINGS OF THE COMBUSTION INSTITUTE, 2017
Dai, Peng
;
Qi, Chengken
;
Chen, Zheng
收藏
  |  
浏览/下载:8/0
  |  
提交时间:2017/12/03
Autoignition
Detonation
Temperature gradient
Dimethyl ether
PROPAGATING SPHERICAL FLAMES
REACTION FRONT PROPAGATION
SPARK-IGNITION ENGINE
N-HEPTANE/AIR MIXTURE
HIGH-PRESSURE
PRE-IGNITION
HOT-SPOTS
MODEL
INHOMOGENEITIES
DEFLAGRATION
Different modes of reaction front propagation in n-heptane/air mixture with concentration non-uniformity
期刊论文
PROCEEDINGS OF THE COMBUSTION INSTITUTE, 2017
Qi, Chengken
;
Dai, Peng
;
Yu, Hao
;
Chen, Zheng
收藏
  |  
浏览/下载:5/0
  |  
提交时间:2017/12/03
Autoignition modes
Detonation development
Concentration non-uniformity
n-Heptane
DIRECT NUMERICAL SIMULATIONS
SPHERICAL FLAMES
HIGH-PRESSURE
HOT-SPOTS
AUTOIGNITION
IGNITION
TEMPERATURE
DETONATIONS
INITIATION
REGIME
High-density defects on PdAg nanowire networks as catalytic hot spots for efficient dehydrogenation of formic acid and reduction of nitrate
期刊论文
NANOSCALE, 2017
Liu, Hu
;
Yu, Yongsheng
;
Yang, Weiwei
;
Lei, Wenjuan
;
Gao, Manyi
;
Guo, Shaojun
收藏
  |  
浏览/下载:2/0
  |  
提交时间:2017/12/03
CHEMICAL HYDROGEN STORAGE
ALLOY NANOPARTICLES
ROOM-TEMPERATURE
AMMONIA BORANE
DECOMPOSITION
GENERATION
SURFACES
FUTURE
CORE
一种面向智慧健康服务的睡眠效果分析方法
期刊论文
计算机集成制造系统, 2017
莫同
;
郭颖迪
;
李伟平
;
荆婷婷
;
吴中海
收藏
  |  
浏览/下载:6/0
  |  
提交时间:2017/12/03
物联网
智慧健康服务
睡眠效果分析
睡眠质量影响因素
Internet of things
smart health service
sleep effect analysis
sleep quality influence factors
Significance of antifouling paint flakes to the distribution of dichlorodiphenyltrichloroethanes (DDTs) in estuarine sediment
期刊论文
ENVIRONMENTAL POLLUTION, 2016
Wu, Chen-Chou
;
Sao, Lian-Jun
;
Tao, Shu
;
Zeng, Eddy Y.
收藏
  |  
浏览/下载:7/0
  |  
提交时间:2017/12/03
Paint flake
Estuarine sediment
Dichlorodiphenyltrichloroethane
Hot spot
Desorption
POLYCYCLIC AROMATIC-HYDROCARBONS
ORGANIC POLLUTANTS
SIZE FRACTIONS
SOUTH CHINA
INPUTS
CONTAMINATION
EQUILIBRIUM
ENVIRONMENT
BIOCIDES
SORPTION
Degradation of N-nitrosodimethylamine (NDMA) and its precursor dimethylamine (DMA) in mineral micropores induced by microwave irradiation
期刊论文
WATER RESEARCH, 2016
He, Yuanzhen
;
Cheng, Hefa
收藏
  |  
浏览/下载:5/0
  |  
提交时间:2017/12/03
N-nitrosodimethylamine (NDMA)
Dimethylamine (DMA)
Sorption
Microporous mineral
Microwave-induced degradation
Water treatment
DRINKING-WATER
AQUEOUS-SOLUTION
REVERSE-OSMOSIS
LOW-PRESSURE
WASTE-WATER
NITROSAMINES
ZEOLITES
OZONATION
ADSORPTION
OXIDATION
Spatial identification of multifunctional landscapes and associated influencing factors in the Beijing-Tianjin-Hebei region, China
期刊论文
APPLIED GEOGRAPHY, 2016
Peng, Jian
;
Chen, Xin
;
Liu, Yanxu
;
Lu, Huiling
;
Hu, Xiaoxu
收藏
  |  
浏览/下载:6/0
  |  
提交时间:2017/12/03
Multifunctional landscapes
Spatial identification
Landscape function interactions
Influencing factors
Beijing-Tianjin-Hebei region
China
ECOSYSTEM SERVICES
LAND-USE
MODEL
INDICATORS
DYNAMICS
IMPLEMENTATION
URBANIZATION
RESTORATION
IMPACTS
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