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科研机构
北京大学 [620]
内容类型
期刊论文 [483]
其他 [118]
会议论文 [19]
发表日期
2017 [34]
2016 [42]
2015 [55]
2014 [39]
2013 [43]
2012 [33]
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专题:北京大学
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植物生长型显著影响三峡大老岭地区木本植物种子质量的海拔格局
期刊论文
植物生态学报, 2017
李道新
;
李果
;
沈泽昊
;
徐慎东
;
韩庆瑜
;
王功芳
;
田风雷
收藏
  |  
浏览/下载:110/0
  |  
提交时间:2017/12/03
木本植物
种子质量
海拔
生长型
三峡大老岭
woody plant
seed mass
elevation
growth-form
Dalaoling in the Three Gorges
Longitudinal changes in species composition of forests and grasslands across the North Asian forest steppe zone
期刊论文
FOLIA GEOBOTANICA, 2017
Lashchinskiy, Nikolay
;
Korolyuk, Andrey
;
Makunina, Natalia
;
Anenkhonov, Oleg
;
Liu, Hongyan
收藏
  |  
浏览/下载:25/0
  |  
提交时间:2017/12/03
forest-steppe
landscape
floristic heterogeneity
quantitative floristic methods
SOUTHERN SIBERIA
SEMIDRY GRASSLANDS
ECOLOGICAL FACTORS
CENTRAL-EUROPE
RICHNESS
VEGETATION
DIVERSITY
GRADIENT
COEXISTENCE
PATTERNS
Asymmetric competition for light varies across functional groups
期刊论文
JOURNAL OF PLANT ECOLOGY, 2017
Guo, Qiang
;
Chi, Xiulian
;
Xie, Zongqiang
;
Tang, Zhiyao
收藏
  |  
浏览/下载:11/0
  |  
提交时间:2017/12/03
asymmetric competition
tree height
metabolic scaling theory
tree growth
functional group
TREE GROWTH
SHADE TOLERANCE
RAIN-FOREST
LEAF ATTRIBUTES
WOODY-PLANTS
SIZE
EVERGREEN
HEIGHT
TRAITS
MODEL
淡水鲈鱼硬体组织中羟磷灰石结晶特征研究
期刊论文
矿物学报, 2017
苑蕾
;
王河锦
;
周钊
;
安佳丽
收藏
  |  
浏览/下载:6/0
  |  
提交时间:2017/12/03
羟磷灰石
X射线微区衍射
生物材料
鱼硬体
结晶特性
hydroxylapatite
X-ray micro diffraction
biomaterial
hard tissue
crystallographic characteristics
Evidence of an axial magma chamber beneath the ultraslow-spreading Southwest Indian Ridge
期刊论文
GEOLOGY, 2017
Jian, Hanchao
;
Singh, Satish C.
;
Chen, Yongshun John
;
Li, Jiabiao
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  |  
浏览/下载:10/0
  |  
提交时间:2017/12/03
EAST PACIFIC RISE
SEA-FLOOR GENERATION
MID-ATLANTIC RIDGE
SEISMIC EVIDENCE
OCEANIC-CRUST
STREAMER DATA
MELT
INJECTION
INVERSION
VOLCANO
Spinel and post-spinel phase assemblages in Zn2TiO4: an experimental and theoretical study
期刊论文
PHYSICS AND CHEMISTRY OF MINERALS, 2017
Zhang, Yanyao
;
Liu, Xi
;
Shieh, Sean R.
;
Bao, Xinjian
;
Xie, Tianqi
;
Wang, Fei
;
Zhang, Zhigang
;
Prescher, Clemens
;
Prakapenka, Vitali B.
收藏
  |  
浏览/下载:45/0
  |  
提交时间:2017/12/03
Compressibility
DFT calculations
Diamond-anvil cell
High-P phase transition
Synchrotron X-ray diffraction
Zn2TiO4-CT
Zn2TiO4-Sp
EQUATION-OF-STATE
HIGH-PRESSURE PHASE
SYNTHETIC QANDILITE MG2TIO4
RAY-DIFFRACTION DATA
AMBIENT-TEMPERATURE
VOLUME MEASUREMENTS
MGSIO3 PEROVSKITE
SYSTEM ZNO-TIO2
MAGNESIUM-OXIDE
TRANSITION ZONE
Seismic structure and magmatic construction of crust at the ultraslow-spreading Southwest Indian Ridge at 50 degrees 28 ' E
期刊论文
JOURNAL OF GEOPHYSICAL RESEARCH-SOLID EARTH, 2017
Jian, Hanchao
;
Chen, Yongshun John
;
Singh, Satish C.
;
Li, Jiabiao
;
Zhao, Minghui
;
Ruan, Aiguo
;
Qiu, Xuelin
收藏
  |  
浏览/下载:11/0
  |  
提交时间:2017/12/03
MID-ATLANTIC RIDGE
EAST PACIFIC RISE
TRAVEL-TIME DATA
DE-FUCA RIDGE
AXIS HYDROTHERMAL FLOW
OCEANIC-CRUST
SEA-FLOOR
ENDEAVOR SEGMENT
NUMERICAL-MODELS
MIDOCEAN RIDGES
High pressure structural investigation on alluaudites Na2Fe3(PO4)(3)-Na2FeMn2(PO4)(3) system
期刊论文
JOURNAL OF SOLID STATE CHEMISTRY, 2017
Gao, Jing
;
Huang, Weifeng
;
Qin, Shan
;
Wu, Xiang
收藏
  |  
浏览/下载:113/0
  |  
提交时间:2017/12/03
Alluaudite
Diamond anvil cell
Chemical pressure
Ion substitution
Electrochemical performances
1ST EXPERIMENTAL-EVIDENCE
POSITIVE ELECTRODE
ELECTROCHEMICAL PROPERTIES
CRYSTAL-CHEMISTRY
SODIUM BATTERIES
ENERGY-STORAGE
ION BATTERIES
PHASE
GARNET
SPECTROSCOPY
印欧大陆碰撞前亚洲大陆南缘古位置再研究:林周盆地上白垩统红层的古地磁新结果
期刊论文
地球物理学报, 2017
梁雅伦
;
黄宝春
;
易治宇
;
张也
;
闫永刚
;
张东海
收藏
  |  
浏览/下载:6/0
  |  
提交时间:2017/12/03
拉萨地块
白垩系红层
倾角变浅
同褶皱重磁化
印度-欧亚大陆碰撞
Lhasa block
Cretaceous red beds
Inclination shallowing
Syn-folding remagnetization
India-Asia collision
INDIA-ASIA COLLISION
VOLCANIC-ROCKS
LHASA TERRANE
TECTONIC IMPLICATIONS
MAGNETIC-SUSCEPTIBILITY
CONTINENTAL SUBDUCTION
SEISMIC TOMOGRAPHY
FOLD TEST
BLOCK
CONSTRAINTS
Structural analysis and deformation characteristics of the Yingba metamorphic core complex, northwestern margin of the North China craton, NE Asia
期刊论文
JOURNAL OF STRUCTURAL GEOLOGY, 2017
Yin, Congyuan
;
Zhang, Bo
;
Han, Bao-Fu
;
Zhang, Jinjiang
;
Wang, Yang
;
Ai, Sheng
收藏
  |  
浏览/下载:120/0
  |  
提交时间:2017/12/03
North China craton
Metamorphic core complex
Microstructures
Two-feldspar geothermometry
Quartz fabrics
Vorticity
PRESSURE CONTINENTAL-CRUST
STEADY-STATE DEFORMATIONS
MINIMUM STRAIN PATH
RIVER SHEAR ZONE
VORTICITY ANALYSIS
EASTERN CHINA
EXTENSIONAL TECTONICS
GEOCHRONOLOGICAL CONSTRAINTS
PREFERRED ORIENTATIONS
PLASTIC-DEFORMATION
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