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科研机构
北京大学 [554]
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期刊论文 [417]
其他 [125]
会议论文 [12]
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2017 [30]
2016 [53]
2015 [48]
2014 [32]
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专题:北京大学
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Mapping spatial non-stationarity of human-natural factors associated with agricultural landscape multifunctionality in Beijing-Tianjin-Hebei region, China
期刊论文
AGRICULTURE ECOSYSTEMS & ENVIRONMENT, 2017
Peng, Jian
;
Liu, Yanxu
;
Liu, Zhicong
;
Yang, Yang
收藏
  |  
浏览/下载:4/0
  |  
提交时间:2017/12/03
Agricultural landscape multifunctionality
Landscape services
Driving forces
Geographically weighted regression
MULTIPLE ECOSYSTEM SERVICES
GEOGRAPHICALLY WEIGHTED REGRESSION
FUTURE-DIRECTIONS
HABITAT PATCHES
LOESS PLATEAU
LAND-USE
CONSERVATION
IMPACTS
SCALE
SUSTAINABILITY
Estimation of the PM2.5 health effects in China during 2000-2011
期刊论文
ENVIRONMENTAL SCIENCE AND POLLUTION RESEARCH, 2017
Wu, Jiansheng
;
Zhu, Jie
;
Li, Weifeng
;
Xu, Duo
;
Liu, Jianzheng
收藏
  |  
浏览/下载:5/0
  |  
提交时间:2017/12/03
Health effects
Fine particulate matter
Population
Mortality
China
Quantitative estimation
PARTICULATE AIR-POLLUTION
LONG-TERM EXPOSURE
PUBLIC-HEALTH
EUROPEAN CITIES
DAILY MORTALITY
SEASONAL-VARIATION
IMPACT ASSESSMENT
PM10 POLLUTION
AMBIENT PM2.5
NORTH CHINA
低渗煤层气注热开采渗透规律研究
期刊论文
煤矿安全, 2017
王芦笛
收藏
  |  
浏览/下载:7/0
  |  
提交时间:2017/12/03
低渗储层
煤层气
注热开采
渗透规律
临界阈值温度
low permeability coal seam
coal bed methane
mining through injecting thermal
seepage law
critical threshold temperature
Contrasting geochemical signatures between Upper Triassic Mo-hosting and barren granitoids in the central segment of the South Qinling orogenic belt, central China: Implications for Mo exploration
期刊论文
ORE GEOLOGY REVIEWS, 2017
Xiao, Bing
;
Li, Qiugen
;
He, Siyao
;
Chen, Xu
;
Liu, Huwen
;
Wang, Zongqi
;
Xu, Xueyi
;
Chen, Junlu
收藏
  |  
浏览/下载:7/0
  |  
提交时间:2017/12/03
Zircon U-Pb age
Sr-Nd-Hf isotopes
molybdenum deposits
highly fractionated I-type granitoids
Qinling orogenic
PLASMA-MASS SPECTROMETRY
PB ZIRCON GEOCHRONOLOGY
TRACE-ELEMENTS
TECTONIC IMPLICATIONS
ISOTOPIC SYSTEMATICS
MOLYBDENUM DEPOSITS
MIDDLE-SEGMENT
ICP-MS
ROCKS
HF
塔中地区上奥陶统良里塔格组白云石化作用成因机理
期刊论文
天然气工业, 2017
刘波
;
朱翀
;
张正红
;
王洋
;
赵宗举
收藏
  |  
浏览/下载:7/0
  |  
提交时间:2017/12/03
塔里木盆地中部
晚奥陶世
白云石化
浅埋藏成岩环境
储集层
破坏性作用
碳氧同位素
主、微量元素
稀土元素
Central Tarim Basin
Late Ordovician
Dolomitization
Shallow burial diagenetic environment
Reservoir
Destructive effect
Carbon/oxygen isotopes
Major trace element
Rare earth element
Embedding compact surfaces into the 3-dimensional Euclidean space with maximum symmetry
其他
2017-01-01
Wang, Chao
;
Wang, ShiCheng
;
Zhang, YiMu
;
Zimmermann, Bruno
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  |  
浏览/下载:6/0
  |  
提交时间:2017/12/03
finite group action
extendable action
symmetry of surface
maximum order
The maximally symmetric surfaces in the 3-torus
其他
2017-01-01
Bai, Sheng
;
Robins, Vanessa
;
Wang, Chao
;
Wang, Shicheng
收藏
  |  
浏览/下载:3/0
  |  
提交时间:2017/12/03
Maximal surface symmetry
Triply periodic minimal surfaces
Knotted surfaces in the 3-torus
Maximum orders of cyclic group actions on surfaces extending over the 3-dimensional torus
其他
2017-01-01
Wang, Chao
;
Wang, Shicheng
;
Zhang, Yimu
收藏
  |  
浏览/下载:2/0
  |  
提交时间:2017/12/03
Maximum order
extendable action
3-torus
orbifold
Empathy for pain motivates actions without altruistic effects: evidence of motor dynamics and brain activity
期刊论文
SOCIAL COGNITIVE AND AFFECTIVE NEUROSCIENCE, 2017
Han, Xiaochun
;
He, Kang
;
Wu, Bing
;
Shi, Zhenhao
;
Liu, Yi
;
Luo, Siyang
;
Wei, Kunlin
;
Wu, Xinhuai
;
Han, Shihui
收藏
  |  
浏览/下载:22/0
  |  
提交时间:2017/12/03
empathy
altruistic behavior
cingulate
somatosensory cortex
fMRI
ANTERIOR INSULAR CORTEX
NEURAL RESPONSES
INDIVIDUAL-DIFFERENCES
DISPOSITIONAL EMPATHY
SOMATOSENSORY CORTEX
PLACEBO ANALGESIA
FMRI-ADAPTATION
OTHERS PAIN
PERCEPTION
NETWORK
Silencing of Transposable Elements by piRNAs in Drosophila:An Evolutionary Perspective
期刊论文
基因组蛋白质组与生物信息学报(英文版), 2017
Jian Lu
收藏
  |  
浏览/下载:3/0
  |  
提交时间:2017/12/03
Transposable element piRNA Hybrid dysgenesis Evolution Drosophila
Transposable element
piRNA
Hybrid dysgenesis
Evolution
Drosophila
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