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科研机构
北京大学 [603]
内容类型
期刊论文 [538]
其他 [62]
会议论文 [3]
发表日期
2017 [36]
2016 [55]
2015 [40]
2014 [54]
2013 [37]
2012 [32]
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专题:北京大学
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城市形态的分维估算与分形判定
期刊论文
地理科学进展, 2017
陈彦光
收藏
  |  
浏览/下载:8/0
  |  
提交时间:2017/12/03
城市形态
分形
分维
自仿射
盒子计数法
多分形
标度区
urban form
fractals
fractal dimension
self-affinity
box-counting method
multifractals
scaling range
Geochronology and geochemistry of the Tianmugou Mo deposit, Dabie Shan, eastern China: Implications for ore genesis and tectonic setting
期刊论文
ORE GEOLOGY REVIEWS, 2017
Yang, Yong-Fei
;
Wang, Pin
;
Chen, Yan-Jing
;
Li, Yi
收藏
  |  
浏览/下载:9/0
  |  
提交时间:2017/12/03
Zircon U-Pb age
Molybdenite Re-Os age
Sr-Nd-Pb isotopes
Tianmugou Mo deposit
Dabie Shan
MOLYBDENITE-FLUORITE DEPOSIT
COESITE-BEARING ECLOGITES
PLASMA-MASS SPECTROMETRY
CRUST-MANTLE INTERACTION
U-PB AGES
FLUID INCLUSION
TRACE-ELEMENT
QINLING OROGEN
CONTINENTAL COLLISION
ISOTOPE GEOCHEMISTRY
Basalts and picrites from a plume-type ophiolite in the South Qilian Accretionary Belt, Qilian Orogen: Accretion of a Cambrian Oceanic Plateau?
期刊论文
LITHOS, 2017
Zhang, Yuqi
;
Song, Shuguang
;
Yang, Liming
;
Su, Li
;
Niu, Yaoling
;
Allen, Mark B.
;
Xu, Xin
收藏
  |  
浏览/下载:6/0
  |  
提交时间:2017/12/03
Picrites
Cambrian oceanic plateau
Trench jam
South Qilian accretionary belt
Qilian Orogen
NORTHERN TIBETAN PLATEAU
QAIDAM UHPM BELT
NW CHINA
VOLCANIC-ROCKS
TRACE-ELEMENTS
FLOOD BASALTS
CR-SPINEL
HIGH-MG
IUG RECLASSIFICATION
GORGONA KOMATIITES
The origin of tetraradial symmetry in cnidarians
期刊论文
LETHAIA, 2017
Dzik, Jerzy
;
Balinski, Andrzej
;
Sun, Yuanlin
收藏
  |  
浏览/下载:5/0
  |  
提交时间:2017/12/03
China
evolution
Medusozoa
Ordovician
polyps
SOUTHERN SHAANXI PROVINCE
SMALL SHELLY FOSSILS
SPHENOTHALLUS-HALL
PHYLUM-CNIDARIA
STEPHANOSCYPHUS SCYPHOZOA
GAOJIASHAN LAGERSTATTE
PHYLOGENETIC POSITION
BILATERAL SYMMETRY
LOWER ORDOVICIAN
N SPEC
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
Geology, geochemistry and tectonic settings of molybdenum deposits in Southwest China: A review
期刊论文
ORE GEOLOGY REVIEWS, 2017
Yang, Yong-Fei
;
Wang, Pin
收藏
  |  
浏览/下载:14/0
  |  
提交时间:2017/12/03
Southwest China
Molybdenum deposit
Ore geology
Geochemistry
Tectonic setting
PORPHYRY MO DEPOSIT
SOUTHERN TIBETAN PLATEAU
INDO-ASIAN COLLISION
KUNLUN OROGENIC BELT
NORTHWESTERN YUNNAN PROVINCE
ORE-FORMING EVENT
U-PB AGES
CU-MO
FLUID INCLUSION
COPPER-DEPOSIT
Genesis and tectonic setting of the giant Diyanqin'amu porphyry Mo deposit in Great Hingan Range, NE China: Constraints from U-Pb and Re-Os geochronology and Hf isotopic geochemistry
期刊论文
ORE GEOLOGY REVIEWS, 2017
Wang, Pin
;
Chen, Yan-Jing
;
Wang, Cheng-Ming
;
Zhu, Xue-Feng
;
Wang, Shou-Xu
收藏
  |  
浏览/下载:6/0
  |  
提交时间:2017/12/03
Isotope age
Hf isotope
Diyanqin&apos
Great Hingan Range
Mongol-Okhotsk Ocean
Continental arc
MONGOL-OKHOTSK OCEAN
PHANEROZOIC CRUSTAL GROWTH
ASIAN OROGENIC BELT
IN-SITU ANALYSIS
INNER-MONGOLIA
FLUID INCLUSION
NORTH CHINA
GEOLOGICAL SIGNIFICANCE
TRACE-ELEMENT
LU-HF
amu porphyry Mo deposit
Zircon U-Pb dating and Sr-Nd-Pb-Hf isotopes of the ore-associated porphyry at the giant Donggebi Mo deposit, Eastern Tianshan, NW China
期刊论文
ORE GEOLOGY REVIEWS, 2017
Wu, Yan-Shuang
;
Zhou, Ke-Fa
;
Li, Nuo
;
Chen, Yan-Jing
收藏
  |  
浏览/下载:7/0
  |  
提交时间:2017/12/03
Zircon U-Pb geochronology
Sr-Nd-Pb-Hf isotopes
Donggebi porphyry Mo deposit
Eastern Tianshan
Collision-type porphyry Mo deposit
PLASMA-MASS SPECTROMETRY
FLUID INCLUSION
BRITISH-COLUMBIA
OROGENIC BELT
AU DEPOSITS
GEOLOGICAL SIGNIFICANCE
MOLYBDENUM DEPOSITS
TECTONIC SETTINGS
MINERAL SYSTEMS
TRACE-ELEMENT
黑龙江河口林场锡多金属矿床地质特征及矿床成因
期刊论文
岩石矿物学杂志, 2017
王硕
;
孙丰月
;
王冠
;
刘凯
;
李睿华
;
郭花利
收藏
  |  
浏览/下载:8/0
  |  
提交时间:2017/12/03
斑岩型锡多金属矿床
矿床成因
锡霍特-阿林锡成矿省
完达山
河口林场
porphyry tin-polymetallic deposit
ore genesis
Sikhote-Alin tin province
Wandashan
Hekoulinchang
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:5/0
  |  
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
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