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科研机构
北京大学 [29]
内容类型
期刊论文 [28]
其他 [1]
发表日期
2017 [5]
2016 [3]
2015 [2]
2014 [4]
2013 [1]
2012 [1]
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专题:北京大学
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古高梁河演变及其与古蓟城的关系
期刊论文
古地理学报, 2017
岳升阳
;
马悦婷
;
齐乌云
;
徐海鹏
收藏
  |  
浏览/下载:6/0
  |  
提交时间:2017/12/03
北京
古高梁河
永定河
古蓟城
元大都
Beijing
Paleo-Gaoliang River
Yongding River
ancient Ji City
Yuandadu
NEW SPECIMENS OF ANCHIORNIS HUXLEYI (THEROPODA: PARAVES) FROM THE LATE JURASSIC OF NORTHEASTERN CHINA
期刊论文
BULLETIN OF THE AMERICAN MUSEUM OF NATURAL HISTORY, 2017
Pei, Rui
;
Li, Quanguo
;
Meng, Qingjin
;
Norell, Mark A.
;
Gao, Ke-Qin
收藏
  |  
浏览/下载:4/0
  |  
提交时间:2017/12/03
TROODONTID THEROPOD
DINOSAURIA THEROPODA
LONG FEATHERS
ARCHAEOPTERYX
EVOLUTION
INFORMATION
BIRDS
MANIRAPTORAN
ADAPTATIONS
METATARSUS
New insights into the heterosporous lycopsid Changxingia from the Upper Devonian Wutong Formation of Zhejiang Province, China
期刊论文
PLANT SYSTEMATICS AND EVOLUTION, 2017
Wang, De-Ming
;
Qin, Min
;
Meng, Mei-Cen
;
Liu, Le
;
Ferguson, David K.
收藏
  |  
浏览/下载:7/0
  |  
提交时间:2017/12/03
Changxingia
Isoetales sensu lato
Late Devonian
Lycopsids
Monosporangiate strobili
Wutong Formation
SOUTH CHINA
SP NOV.
CONE
GEN.
LEPIDOSTROBUS
STROBILUS
PLANTS
Taxonomic status and phylogenetic position of Phaeostigma in the subtribe Artemisiinae (Asteraceae)
期刊论文
JOURNAL OF SYSTEMATICS AND EVOLUTION, 2017
Huang, Yuan
;
An, Yi-Ming
;
Meng, Shi-Yong
;
Guo, Yan-Ping
;
Rao, Guang-Yuan
收藏
  |  
浏览/下载:4/0
  |  
提交时间:2017/12/03
Ajania
Asteraceae
circumscription
diversification
Phaeostigma
phylogeny
MOLECULAR PHYLOGENY
GENERA ASTERACEAE
ANTHEMIDEAE
SEQUENCES
Mosaic evolution in an asymmetrically feathered troodontid dinosaur with transitional features
期刊论文
NATURE COMMUNICATIONS, 2017
Xu, Xing
;
Currie, Philip
;
Pittman, Michael
;
Xing, Lida
;
Meng, Qingjin
;
Lu, Junchang
;
Hu, Dongyu
;
Yu, Congyu
收藏
  |  
浏览/下载:9/0
  |  
提交时间:2017/12/03
THEROPOD DINOSAUR
YIXIAN FORMATION
CHINA
BIRDS
ARCHAEOPTERYX
FLIGHT
ORIGIN
WINGS
MICRORAPTOR
ARCHOSAURS
Periodicity of reproductive growth in lycopsids: An example from the Upper Devonian of Zhejiang Province, China
期刊论文
PALAEOWORLD, 2016
Zhang, Ying-Ying
;
Xue, Jin-Zhuang
;
Liu, Le
;
Wang, De-Ming
收藏
  |  
浏览/下载:3/0
  |  
提交时间:2017/12/03
Monilistrobus cf. yixingensis
Periodical reproductive growth
Intercalary fertile zone
Lycopsids
Fossil plants
SOUTH CHINA
SP-NOV
EVOLUTION
LYCOPODS
JIANGSU
PLANT
GEN.
Xenoliths in ultrapotassic volcanic rocks in the Lhasa block: direct evidence for crust-mantle mixing and metamorphism in the deep crust
期刊论文
CONTRIBUTIONS TO MINERALOGY AND PETROLOGY, 2016
Wang, Rui
;
Collins, William J.
;
Weinberg, Roberto F.
;
Li, Jin-xiang
;
Li, Qiu-yun
;
He, Wen-yan
;
Richards, Jeremy P.
;
Hou, Zengqian
;
Zhou, Li-min
;
Stern, Richard A.
收藏
  |  
浏览/下载:3/0
  |  
提交时间:2017/12/04
Xenolith
Crust-mantle hybridization
Tibetan crust
Garnet
Zircon
O-Hf isotope
PORPHYRY CU-MO
HIMALAYAN-TIBETAN OROGEN
EASTERN GANGDESE BELT
U-PB GEOCHRONOLOGY
SOUTHERN TIBET
CONTINENTAL SUBDUCTION
ISOTOPIC CONSTRAINTS
TECTONIC EVOLUTION
IGNEOUS ROCKS
SW TIBET
From nano-dendrite to nano-sphere of Co100-xNix alloy: Composition dependent morphology, structure and magnetic properties
期刊论文
JOURNAL OF ALLOYS AND COMPOUNDS, 2016
Rafique, M. Yasir
;
Pan, Liqing
;
Farid, Asim
收藏
  |  
浏览/下载:3/0
  |  
提交时间:2017/12/03
Cobalt nickel alloy
Alloys formation
NiCo
Alloy composition dependence
Magnetic properties
CO-NI ALLOYS
EVOLUTION REACTION
FACILE SYNTHESIS
LIQUID POLYOL
COBALT
NANOSTRUCTURES
NANOWIRES
ANISOTROPY
REDUCTION
GROWTH
Metamorphic evolution of LT-UHP eclogite from the south Dabie orogen, central China: An insight from phase equilibria modeling
期刊论文
JOURNAL OF ASIAN EARTH SCIENCES, 2015
Wei, Chunjing
;
Cui, Ying
;
Tian, Zuolin
收藏
  |  
浏览/下载:9/0
  |  
提交时间:2017/12/03
UHP eclogite
Phase equilibria
P-T path
Dabie orogen
HIGH-PRESSURE ECLOGITES
WESTERN GNEISS REGION
LOW-T ECLOGITE
CONTINENTAL COLLISION
NW CHINA
PETROLOGICAL INTEREST
BEARING ECLOGITES
MIXING PROPERTIES
FLUID-FLOW
COESITE
华北北部二叠纪陆壳演化
期刊论文
岩石学报, 2015
邵济安
;
何国琦
;
唐克东
收藏
  |  
浏览/下载:5/0
  |  
提交时间:2015/11/11
华北克拉通北缘
陆壳演化
安第斯型造山带
二叠纪深成岩
克拉通化
Northern margin of North China Craton
Evolution of continental crust
Andes-type orogenic zone
Permian plutonic rock
Cratonization
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