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科研机构
北京大学 [201]
内容类型
期刊论文 [168]
其他 [28]
会议论文 [5]
发表日期
2017 [21]
2016 [13]
2015 [22]
2014 [19]
2013 [9]
2012 [15]
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专题:北京大学
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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
Synthesis of Fe3O4@m-SiO2/PSA@Zr-MOF Nanocomposites for Bifenthrin Determination in Water Samples
期刊论文
CHROMATOGRAPHIA, 2017
Xu, Mei
;
Chen, Kun
;
Luo, Chen
;
Song, Guoxin
;
Hu, Yaoming
;
Cheng, Hefa
收藏
  |  
浏览/下载:2/0
  |  
提交时间:2017/12/03
GC-MS
Bifenthrin
Nanocomposites
Magnetic solid-phase extraction
Water samples
SOLID-PHASE EXTRACTION
PERFORMANCE LIQUID-CHROMATOGRAPHY
ENVIRONMENTAL WATER
PHTHALATE-ESTERS
MAGNETIC NANOPARTICLES
GRAPHENE
PESTICIDES
POLLUTANTS
RESIDUES
MICROSPHERES
New species of Thylacocephala (Arthropoda) from the Spathian (Lower Triassic) of Chaohu, Anhui Province of China
期刊论文
PALZ, 2017
Ji, Cheng
;
Tintori, Andrea
;
Jiang, Dayong
;
Motani, Ryosuke
收藏
  |  
浏览/下载:6/0
  |  
提交时间:2017/12/03
Thylacocephala
New species
Predation
Lower Triassic
China
CRUSTACEA
LAGERSTATTE
LEBANON
南秦岭银洞沟银金矿床矿相学与成矿时代
期刊论文
矿物学报, 2017
朱峰
;
李文博
;
胡传胜
收藏
  |  
浏览/下载:6/0
  |  
提交时间:2017/12/03
银洞沟
银金矿床
地质特征
年代学
Yindonggou
Ag-Au deposit
geological characteristics
geochronology
Xihuphyllum, a novel sphenopsid plant with large laminate leaves from the Upper Devonian of South China
期刊论文
PALAEOGEOGRAPHY PALAEOCLIMATOLOGY PALAEOECOLOGY, 2017
Huang, Pu
;
Liu, Le
;
Deng, Zhenzhen
;
Basinger, James F.
;
Xue, Jinzhuang
收藏
  |  
浏览/下载:2/0
  |  
提交时间:2017/12/03
Fossil plant
Leaf evolution
Morphometric analysis
Plant architecture
Wutong formation
ROTAFOLIA-SONGZIENSIS
ZHEJIANG PROVINCE
LAND PLANTS
SP NOV.
EVOLUTION
GROWTH
GEN.
TREE
SPHENOPHYLLALES
RECONSTRUCTION
Phase transitions and thermal expansion of BaCO3 and SrCO3 up to 1413K
期刊论文
EUROPEAN JOURNAL OF MINERALOGY, 2017
Nie, Shufang
;
Liu, Yang
;
Liu, Qiong
;
Wang, Meili
;
Wang, Hejin
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  |  
浏览/下载:5/0
  |  
提交时间:2017/12/03
BaCO3
SrCO3
high temperature
X-ray diffraction
phase transition
thermal expansion
carbonates.
X-RAY-DIFFRACTION
HIGH-PRESSURE PHASES
STRONTIUM CARBONATE
CRYSTAL-STRUCTURES
LOWER MANTLE
INTERATOMIC DISTANCES
DIAMOND FORMATION
IN-SITU
ARAGONITE
TEMPERATURE
Quetiapine extended release versus aripiprazole in children and adolescents with first-episode psychosis: the multicentre, double-blind, randomised tolerability and efficacy of antipsychotics (TEA) trial
其他
2017-01-01
Pagsberg, Anne Katrine
;
Jeppesen, Pia
;
Klauber, Dea Gowers
;
Jensen, Karsten Gjessing
;
Ruda, Ditte
;
Stentebjerg-Olesen, Marie
;
Jantzen, Peter
;
Rasmussen, Simone
;
Saldeen, Eva Ann-Sofie
;
Lauritsen, Maj-Britt Glenn
;
Bilenberg, Niels
;
Stenstrom, Anne Dorte
;
Nyvang, Louise
;
Madsen, Sarah
;
Werge, Thomas M.
;
Lange, Theis
;
Gluud, Christian
;
Skoog, Maria
;
Winkel, Per
;
Jepsen, Jens Richardt M.
;
Fagerlund, Birgitte
;
Correll, Christoph U.
;
Fink-Jensen, Anders
收藏
  |  
浏览/下载:138/0
  |  
提交时间:2017/12/03
SCHIZOPHRENIA-SPECTRUM DISORDERS
EARLY-ONSET SCHIZOPHRENIA
2ND-GENERATION ANTIPSYCHOTICS
NETWORK METAANALYSIS
RISPERIDONE
SAFETY
OLANZAPINE
TEOSS
基于改进粒子群算法的压缩感知
其他
2017-01-01
陈江琦
;
马尽文
收藏
  |  
浏览/下载:6/0
  |  
提交时间:2017/12/03
信号采样
压缩感知
稀疏信号
粒子群算法
多群协作机制
signal sampling
compressive sensing
sparse signal
particle swarm optimization
multi-group collaboration learning mechanism
Dynamic Resource Allocation for Energy Efficient Transmission in Digital Subscriber Lines
其他
2017-01-01
Zhang, Nan
;
Yao, Zhi-Qiang
;
Liu, Yixian
;
Boyd, Stephen P.
;
Luo, Zhi-Quan
收藏
  |  
浏览/下载:9/0
  |  
提交时间:2017/12/03
DSL
resource allocation
discontinuous operation
energy efficiency
dynamic programming
DSL
SYSTEMS
Meta-analyses of RELN variants in neuropsychiatric disorders
期刊论文
BEHAVIOURAL BRAIN RESEARCH, 2017
Chen, Na
;
Bao, Yanping
;
Xue, Yanxue
;
Sun, Yan
;
Hu, Die
;
Meng, Shiqiu
;
Lu, Lin
;
Shi, Jie
收藏
  |  
浏览/下载:117/0
  |  
提交时间:2017/12/03
RELN gene
Psychiatric disorders
Single nucleotide polymorphism
Meta-analysis
CHINESE HAN POPULATION
REELIN GENE RELN
BIPOLAR DISORDER
ALZHEIMERS-DISEASE
SPECTRUM DISORDER
MAJOR DEPRESSION
SCHIZOPHRENIA
ASSOCIATION
EXPRESSION
AUTISM
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