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科研机构
北京大学 [575]
内容类型
期刊论文 [459]
其他 [111]
会议论文 [5]
发表日期
2017 [41]
2016 [63]
2015 [79]
2014 [71]
2013 [57]
2012 [45]
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专题:北京大学
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Phytolith carbon sequestration in global terrestrial biomes
期刊论文
SCIENCE OF THE TOTAL ENVIRONMENT, 2017
Song, Zhaoliang
;
Liu, Hongyan
;
Stroemberg, Caroline A. E.
;
Yang, Xiaomin
;
Zhang, Xiaodong
收藏
  |  
浏览/下载:117/0
  |  
提交时间:2017/12/03
Phytolith-occluded carbon (PhytOC)
Biogeochemical carbon sequestration
Carbon sink
Silicon
Terrestrial biomes
OCCLUDED CARBON
BIOGEOCHEMICAL SEQUESTRATION
CHINA GRASSLANDS
SILICON
PLANTS
CYCLE
ACCUMULATION
FEEDBACKS
SAVANNAS
GRASSES
Street as a big geo-data assembly and analysis unit in urban studies: A case study using Beijing taxi data
期刊论文
APPLIED GEOGRAPHY, 2017
Zhu, Di
;
Wang, Ninghua
;
Wu, Lun
;
Liu, Yu
收藏
  |  
浏览/下载:7/0
  |  
提交时间:2017/12/03
Street
Linear unit
Spatio-temporal pattern
Big geo-data
Urban study
SPACE SYNTAX
LAND-USE
COMPUTATIONAL METHOD
NETWORK
ALGORITHMS
PATTERNS
POINTS
CITIES
SCALE
TIME
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:9/0
  |  
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
Geochemistry and zircon U-Pb-Hf isotopes of the late Neoarchean granodiorite-monzogranite-quartz syenite intrusions in the Northern Liaoning Block, North China Craton: Petrogenesis and implications for geodynamic processes
期刊论文
PRECAMBRIAN RESEARCH, 2017
Wang, Kang
;
Liu, Shuwen
;
Wang, Maojiang
;
Yan, Ming
收藏
  |  
浏览/下载:7/0
  |  
提交时间:2017/12/03
Granodiorite-monzogranite-quartz syenite
Northern Liaoning Block
Late Neoarchean
Active continental margin
Lateral growth
North China Craton
ULTRAHIGH-TEMPERATURE METAMORPHISM
SOUTHERN JILIN PROVINCE
WHOLE-ROCK GEOCHEMISTRY
GRANITE-GREENSTONE BELT
ARCHEAN CRUSTAL GROWTH
EASTERN HEBEI
LU-HF
CONTINENTAL-CRUST
CENTRAL ZONE
JUVENILE MAGMATISM
Stacking patterns and growth models of multiscopic structures within Cambrian Series 3 thrombolites at the Jiulongshan section, Shandong Province, northern China
期刊论文
PALAEOGEOGRAPHY PALAEOCLIMATOLOGY PALAEOECOLOGY, 2017
Yan, Zhen
;
Liu, Jianbo
;
Ezaki, Yoichi
;
Adachi, Natsuko
;
Du, Shengxian
收藏
  |  
浏览/下载:6/0
  |  
提交时间:2017/12/03
Growth processes
Environmental controls
Epiphyton
Hedstroemia
Changhia Formation
ORDOVICIAN
PLATFORM
Hydrous parental magmas of Early to Middle Permian gabbroic intrusions in western Inner Mongolia, North China: New constraints on deep-Earth fluid cycling in the Central Asian Orogenic Belt
期刊论文
JOURNAL OF ASIAN EARTH SCIENCES, 2017
Pang, Chong-Jin
;
Wang, Xuan-Ce
;
Xu, Bei
;
Luo, Zhi-Wen
;
Liu, Yi-Zhi
收藏
  |  
浏览/下载:8/0
  |  
提交时间:2017/12/03
Early to Middle Permian gabbroic rocks
High delta O-18 value
Mantle hydration
Deep-Earth water cycling
Xing&apos
North China Craton
LITHOSPHERIC MANTLE BENEATH
LARGE IGNEOUS PROVINCE
U-PB AGE
CONTINENTAL-CRUST
TECTONIC IMPLICATIONS
ISOTOPIC EVIDENCE
SUBDUCTION ZONES
PERIDOTITE XENOLITHS
SHANDONG PROVINCE
WORKING REFERENCE
an-Mongolia Orogenic Belt
Geochemistry, geochronology, and tectonic setting of Early Cretaceous volcanic rocks in the northern segment of the Tan-Lu Fault region, northeast China
期刊论文
JOURNAL OF ASIAN EARTH SCIENCES, 2017
Ling, Yi-Yun
;
Zhang, Jin-Jiang
;
Liu, Kai
;
Ge, Mao-Hui
;
Wang, Meng
;
Wang, Jia-Min
收藏
  |  
浏览/下载:6/0
  |  
提交时间:2017/12/03
Jia-Yi Fault
Dun-Mi Fault
Early Cretaceous
Volcanic rock
Geochemistry
Geochronology
A-TYPE GRANITES
LACHLAN FOLD BELT
PB ISOTOPIC GEOCHEMISTRY
LIAO-JI BELT
NE CHINA
MAFIC DYKES
CONTINENTAL-CRUST
FRACTIONAL CRYSTALLIZATION
CHEMICAL CLASSIFICATION
SOUTHEASTERN AUSTRALIA
Garnets in the majorite-pyrope system: symmetry, lattice microstrain, and order-disorder of cations
期刊论文
PHYSICS AND CHEMISTRY OF MINERALS, 2017
Liu, Zhaodong
;
Du, Wei
;
Shinmei, Toru
;
Greaux, Steeve
;
Zhou, Chunyin
;
Arimoto, Takeshi
;
Kunimoto, Takehiro
;
Irifune, Tetsuo
收藏
  |  
浏览/下载:7/0
  |  
提交时间:2017/12/03
Garnet
Phase transition
Microstrain
Cation disorder
Cation substitution
SOLID-SOLUTIONS
RAMAN-SPECTROSCOPY
SILICATE GARNETS
PHASE-TRANSITION
GPA
MG3AL2SI3O12
ELASTICITY
JOIN
ZONE
New Insights into the Depositional Environments of Ordovician Carbonate Formations in the Yubei Area of Tarim Basin Based on Standard Microfacies Types
期刊论文
ACTA GEOLOGICA SINICA-ENGLISH EDITION, 2017
Huang, Chenjun
;
Liu, Geyun
;
Ma, Yongsheng
;
Liu, Bo
;
Liu, Hongguang
;
Shi, Kaibo
收藏
  |  
浏览/下载:3/0
  |  
提交时间:2017/12/03
Social Media: New Perspectives to Improve Remote Sensing for Emergency Response
期刊论文
PROCEEDINGS OF THE IEEE, 2017
Li, Jun
;
He, Zhi
;
Plaza, Javier
;
Li, Shutao
;
Chen, Jinfen
;
Wu, Henglin
;
Wang, Yandong
;
Liu, Yu
收藏
  |  
浏览/下载:5/0
  |  
提交时间:2017/12/03
Deep learning
emergency response
remote sensing
social media
VOLUNTEERED GEOGRAPHIC INFORMATION
CONVOLUTIONAL NEURAL-NETWORKS
LANDSAT TM DATA
DISASTER MANAGEMENT
EVENT DETECTION
BIG DATA
IMAGE CLASSIFICATION
OBJECT DETECTION
FLOOD
GIS
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