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科研机构
北京大学 [131]
内容类型
期刊论文 [91]
其他 [39]
会议论文 [1]
发表日期
2017 [13]
2016 [14]
2015 [10]
2014 [13]
2013 [10]
2012 [8]
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共131条,第1-10条
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专题:北京大学
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Different composition and distribution patterns of mineral-protected versus hydrolyzable lipids in shrubland soils
期刊论文
JOURNAL OF GEOPHYSICAL RESEARCH-BIOGEOSCIENCES, 2017
Cai, Yue
;
Tang, Zhiyao
;
Xiong, Gaoming
;
Xie, Zongqiang
;
Liu, Zongguang
;
Feng, Xiaojuan
收藏
  |  
浏览/下载:120/0
  |  
提交时间:2017/12/03
physical protection
cutin and suberin
microbial carbon
environmental influences
accumulation mechanism
ORGANIC-MATTER
FOREST SOILS
HYDROFLUORIC-ACID
CARBON STORAGE
MICROBIAL COMMUNITIES
LITTER DECOMPOSITION
MAGNETIC-MATERIALS
AGRICULTURAL SOIL
ALIPHATIC LIPIDS
WESTERN CANADA
Estimating structural parameters of agricultural crops from ground-based multi-angular digital images with a fractional model of sun and shade components
期刊论文
AGRICULTURAL AND FOREST METEOROLOGY, 2017
Mu, Xihan
;
Hu, Ronghai
;
Zeng, Yelu
;
McVicar, Tim R.
;
Ren, Huazhong
;
Song, Wanjuan
;
Wang, Yuanyuan
;
Casa, Raffaele
;
Qi, Jianbo
;
Xie, Donghui
;
Yan, Guangjian
收藏
  |  
浏览/下载:6/0
  |  
提交时间:2017/12/03
Leaf area index
Leaf angle distribution
Bidirectional gap fraction
Sun and shade leaves and soil
Field measurement
Canopy reflectance
LEAF-AREA INDEX
DIRECTIONAL BRIGHTNESS TEMPERATURE
SIZE ANALYSIS THEORY
VEGETATION COVER
HEMISPHERICAL PHOTOGRAPHY
PLANT CANOPIES
ROW CROPS
EXTINCTION COEFFICIENT
BROADLEAF CANOPIES
ANGLE DISTRIBUTION
A unified model of bidirectional reflectance distribution function for the vegetation canopy
期刊论文
SCIENCE CHINA-EARTH SCIENCES, 2017
Xu XiRu
;
Fan WenJie
;
Li JuCai
;
Zhao Peng
;
Chen GaoXing
收藏
  |  
浏览/下载:5/0
  |  
提交时间:2017/12/03
Vegetation BRDF
Unified model
Clumping Index
Proportion of direct solar radiation and diffuse sky radiation
Recollision probability
PHOTON RECOLLISION PROBABILITY
LEAF CANOPIES
RADIATION
Interplay between Light and Plant Hormones in the Control of Arabidopsis Seedling Chlorophyll Biosynthesis
期刊论文
FRONTIERS IN PLANT SCIENCE, 2017
Liu, Xiaoqin
;
Li, Yue
;
Zhong, Shangwei
收藏
  |  
浏览/下载:6/0
  |  
提交时间:2017/12/03
light signaling
plant hormones
chlorophyll biosynthesis
de-etiolation
PIFs
HY5
EIN3/EIL1
DELLAs
PHYTOCHROME-INTERACTING FACTOR1
CHLOROPLAST DEVELOPMENT
SIGNALING PATHWAYS
TRANSCRIPTION FACTOR
DE-ETIOLATION
PROTOCHLOROPHYLLIDE REDUCTION
CAROTENOID BIOSYNTHESIS
REGULATE CHLOROPHYLL
CYTOKININ
ETHYLENE
Seasonal variations in high time-resolved chemical compositions, sources, and evolution of atmospheric submicron aerosols in the megacity Beijing
期刊论文
ATMOSPHERIC CHEMISTRY AND PHYSICS, 2017
Hu, Wei
;
Hu, Min
;
Hu, Wei-Wei
;
Zheng, Jing
;
Chen, Chen
;
Wu, Yusheng
;
Guo, Song
收藏
  |  
浏览/下载:8/0
  |  
提交时间:2017/12/03
SECONDARY ORGANIC AEROSOL
BIOMASS BURNING CONTRIBUTION
FINE-PARTICLE COMPOSITION
MASS-SPECTROMETRY
MEXICO-CITY
RURAL SITE
CARBONACEOUS AEROSOL
SOURCE APPORTIONMENT
HAZE FORMATION
UNITED-STATES
Mode-division-multiplexing passive optical network with Low-modal crosstalk
其他
2017-01-01
Li, Juhao
收藏
  |  
浏览/下载:41/0
  |  
提交时间:2017/12/03
Mode-division multiplexing
Mode multiplexer/demultiplexer
Passive optical network
TRANSMISSION
Implementation of acoustic demultiplexing with membrane-type metasurface in low frequency range
期刊论文
APPLIED PHYSICS LETTERS, 2017
Chen, Xing
;
Liu, Peng
;
Hou, Zewei
;
Pei, Yongmao
收藏
  |  
浏览/下载:3/0
  |  
提交时间:2017/12/03
SURFACE-PLASMONS
RESONATORS
SUPERLENS
SPACE
Detection of Complexes in Biological Networks Through Diversified Dense Subgraph Mining
期刊论文
JOURNAL OF COMPUTATIONAL BIOLOGY, 2017
Ma, Xiuli
;
Zhou, Guangyu
;
Shang, Jingbo
;
Wang, Jingjing
;
Peng, Jian
;
Han, Jiawei
收藏
  |  
浏览/下载:7/0
  |  
提交时间:2017/12/03
complexes detection
dense subgraphs detection
diversification
graph clustering
PROTEIN-INTERACTION NETWORKS
SACCHAROMYCES-CEREVISIAE
DISCOVERY
CLIQUES
MODULES
Multiple-Mode Orthogonal Frequency Division Multiplexing With Index Modulation
期刊论文
IEEE TRANSACTIONS ON COMMUNICATIONS, 2017
Wen, Miaowen
;
Basar, Ertugrul
;
Li, Qiang
;
Zheng, Beixiong
;
Zhang, Meng
收藏
  |  
浏览/下载:12/0
  |  
提交时间:2017/12/03
OFDM
index modulation
in-phase/quadrature components
log-likelihood ratio (LLR)
maximum-likelihood (ML)
bit error rate (BER)
SPATIAL MODULATION
OFDM
DETECTOR
PERFORMANCE
Recent progress in mode-division multiplexed passive optical networks with low modal crosstalk
期刊论文
OPTICAL FIBER TECHNOLOGY, 2017
Li, Juhao
;
Ren, Fang
;
Hu, Tao
;
Li, Zhengbin
;
He, Yongqi
;
Chen, Zhangyuan
;
Mo, Qi
;
Li, Guifang
收藏
  |  
浏览/下载:3/0
  |  
提交时间:2017/12/03
Mode multiplexer/demultiplexer
Mode-division multiplexing
Passive optical network
INDEX MULTIMODE FIBERS
TWDM-PON
2-MODE FIBER
SELECTIVE COUPLERS
ENERGY-EFFICIENT
PHOTONIC LANTERN
STAGE-2 NG-PON2
TRANSMISSION
WAVELENGTH
TIME
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