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科研机构
北京大学 [36]
内容类型
期刊论文 [32]
其他 [4]
发表日期
2017 [7]
2016 [5]
2015 [2]
2014 [4]
2013 [2]
2012 [2]
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专题:北京大学
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Delayed response of spring phenology to global warming in subtropics and tropics
期刊论文
AGRICULTURAL AND FOREST METEOROLOGY, 2017
Chen, Xiaoqiu
;
Wang, Lingxiao
;
Inouye, David
收藏
  |  
浏览/下载:111/0
  |  
提交时间:2017/12/03
Global warming
Leafing and flowering
Process-based phenology model
Chilling and forcing requirement
Spatiotemporal prediction
CLIMATE-CHANGE
TEMPERATE TREES
NORTHERN CHINA
LEAF PHENOLOGY
UNIFIED MODEL
BUDBURST
PREDICTION
GERMANY
BOREAL
PLANTS
Little change in heat requirement for vegetation green-up on the Tibetan Plateau over the warming period of 1998-2012
期刊论文
AGRICULTURAL AND FOREST METEOROLOGY, 2017
Cong, Nan
;
Shen, Miaogen
;
Piao, Shilong
;
Chen, Xiaoqiu
;
An, Shuai
;
Yang, Wei
;
Fu, Yongshuo H.
;
Meng, Fandong
;
Wang, Tao
收藏
  |  
浏览/下载:110/0
  |  
提交时间:2017/12/03
Alpine grassland
Chilling requirement
Climate change
Heat requirement
Spring phenology
Tibetan Plateau
THERMAL GROWING-SEASON
SPRING PHENOLOGY
HIGH-LATITUDES
ALPINE PLANTS
BUD BURST
CLIMATE
TEMPERATURE
BUDBURST
MODELS
CARBON
基性岩高温-超高温变质作用与TTG质岩成因
期刊论文
岩石学报, 2017
魏春景
;
关晓
;
董杰
收藏
  |  
浏览/下载:8/0
  |  
提交时间:2017/12/03
基性岩
高温-超高温变质作用
相平衡
TTG质岩石
Metabasites
HT-UHT metamorphism
Phase equilibria
TTGs
GRANULITE-FACIES METAMORPHISM
EARLY CONTINENTAL-CRUST
TRONDHJEMITE-GRANODIORITE TTG
PARTIAL MELTING EQUILIBRIA
NORTH CHINA CRATON
PHASE-EQUILIBRIA
EXPERIMENTAL CONSTRAINTS
ARCHEAN CRUST
15 KBAR
AMPHIBOLITE
Geology, genesis, and geodynamic setting of Cihai: an Early Permian diabase-hosted skarn iron deposit in the eastern Tianshan, Northwest China
期刊论文
INTERNATIONAL GEOLOGY REVIEW, 2017
Zheng, Jiahao
;
Chai, Fengmei
;
Yang, Fuquan
;
Meng, Qingpeng
;
Li, Qiang
收藏
  |  
浏览/下载:4/0
  |  
提交时间:2017/12/03
Ore genesis
geochemistry
geodynamic setting
Cihai iron deposit
eastern Tianshan
MAFIC-ULTRAMAFIC INTRUSIONS
ASIAN OROGENIC BELT
LARGE IGNEOUS PROVINCE
U-PB GEOCHRONOLOGY
V OXIDE DEPOSITS
PALEOZOIC TECTONIC EVOLUTION
XINJIANG AUTONOMOUS REGION
ARC-BASIN SYSTEM
SLAB BREAK-OFF
NW CHINA
Transition of Defect Patterns from 2D to 3D in Liquid Crystals
其他
2017-01-01
Qu, Yang
;
Wei, Ying
;
Zhang, Pingwen
收藏
  |  
浏览/下载:2/0
  |  
提交时间:2017/12/03
Transition of defects
liquid crystal
Landau-de Gennes model
spectral method
DE-GENNES THEORY
NEMATIC EMULSIONS
ORDER
Gamma radiation effect of polymethylvinylphenylsiloxane rubbers under different temperatures
期刊论文
JOURNAL OF APPLIED POLYMER SCIENCE, 2017
Cao, Ke
;
Ao, Yinyong
;
Chen, Jian
;
Peng, Jing
;
Huang, Wei
;
Li, Jiuqiang
;
Zhai, Maolin
收藏
  |  
浏览/下载:117/0
  |  
提交时间:2017/12/03
aging
irradiation
mechanical properties
rubber
SILICONE-RUBBER
CROSS-LINKING
NMR
DEGRADATION
IRRADIATION
COMPOSITES
ELASTOMERS
STATE
聚二甲基硅氧烷在过氧化氢溶液中的伽玛辐射效应
期刊论文
辐射研究与辐射工艺学报, 2017
曹可
;
敖银勇
;
陈建
;
彭静
;
黄玮
;
李久强
;
翟茂林
收藏
  |  
浏览/下载:3/0
  |  
提交时间:2017/12/03
聚二甲基硅氧烷
伽玛辐射效应
过氧化氢溶液
Polydimethylsiloxane
γ-radiation effects
Hydrogen peroxide solution
ANALYSIS ON TEMPORAL-SPATIAL CHANGE OF VEGETATION COVERAGA IN HULUNBUIR STEPPE (2000-2014)
其他
2016-01-01
Peng, Fei
;
Fan, Wenjie
;
Xu, Xiru
;
Liu, Xing
收藏
  |  
浏览/下载:5/0
  |  
提交时间:2017/12/03
Hulunbuir Steppe
Vegetation coverage time-series
climatic factors
break-points
correlation
A westward propagating slab tear model for Late Triassic Qinling Orogenic Belt geodynamic evolution: Insights from the petrogenesis of the Caoping and Shahewan intrusions, central China
期刊论文
LITHOS, 2016
Hu, Fangyang
;
Liu, Shuwen
;
Zhang, Wanyi
;
Deng, Zhengbin
;
Chen, Xu
收藏
  |  
浏览/下载:6/0
  |  
提交时间:2017/12/03
South Qinling Belt
Caoping and Shahewan intrusions
Zircon geochronology and Hf isotopes
Petrogenesis
Westward slab tear
ZIRCON U-PB
MAFIC MICROGRANULAR ENCLAVES
PLASMA-MASS SPECTROMETRY
HF ISOTOPIC SYSTEMATICS
NORTHERN YANGTZE BLOCK
I-TYPE GRANITES
SOUTH CHINA
TECTONIC EVOLUTION
TRACE-ELEMENT
CONTINENTAL-CRUST
Synthesis and Characterization of New Liquid Crystalline Thermoplastic Elastomers Containing Mesogen-Jacketed Liquid Crystalline Polymers
期刊论文
MACROMOLECULES, 2016
Zhang, Zhen-Yu
;
Zhang, Qi-Kai
;
Shen, Zhihao
;
Yu, Jian-Peng
;
Wu, Yi-Xian
;
Fan, Xing -He
收藏
  |  
浏览/下载:4/0
  |  
提交时间:2017/12/03
OPENING METATHESIS POLYMERIZATION
ABA TRIBLOCK COPOLYMERS
TRANSFER RADICAL POLYMERIZATION
COIL BLOCK-COPOLYMERS
MOLECULAR-WEIGHT
MECHANICAL-PROPERTIES
EQUILIBRIUM BEHAVIOR
PHASE-BEHAVIOR
TRANSITION
DEFORMATION
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