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科研机构
北京大学 [121]
内容类型
期刊论文 [103]
其他 [13]
会议论文 [5]
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2017 [14]
2016 [14]
2015 [18]
2014 [13]
2013 [9]
2012 [8]
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专题:北京大学
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Critical climate periods for grassland productivity on China's Loess Plateau
期刊论文
AGRICULTURAL AND FOREST METEOROLOGY, 2017
Guo, Liang
;
Cheng, Jimin
;
Luedeling, Eike
;
Koerner, Sally E.
;
He, Jin-Sheng
;
Xu, Jianchu
;
Gang, Chengcheng
;
Li, Wei
;
Luo, Ruimin
;
Peng, Changhui
收藏
  |  
浏览/下载:8/0
  |  
提交时间:2017/12/03
Aboveground net primary productivity (ANPP)
Partial least squares regression (PLS)
Precipitation
Temperate grassland
Temperature
Timing of climate variability
NET PRIMARY PRODUCTIVITY
PRECIPITATION VARIABILITY
ABOVEGROUND PRODUCTIVITY
SEASONAL PRECIPITATION
INTERANNUAL VARIATION
RAINFALL VARIABILITY
TEMPERATE GRASSLAND
TEMPORAL VARIATION
MESIC GRASSLAND
NORTH-AMERICAN
Effects of canyon geometry on the distribution of traffic-related air pollution in a large urban area: Implications of a multi-canyon air pollution dispersion model
期刊论文
ATMOSPHERIC ENVIRONMENT, 2017
Fu, Xiangwen
;
Liu, Junfeng
;
Ban-Weiss, George A.
;
Zhang, Jiachen
;
Huang, Xin
;
Ouyang, Bin
;
Popoola, Olalekan
;
Tao, Shu
收藏
  |  
浏览/下载:8/0
  |  
提交时间:2017/12/03
Street canyon
Canyon geometry
Traffic pollutant
Urban air pollution
LARGE-EDDY SIMULATION
STREET CANYONS
PERFORMANCE EVALUATION
STRATEGIC GUIDELINES
FLOW
QUALITY
WIND
CFD
NETWORK
FIELD
Stiffness-Controlled Thermoresponsive Hydrogels for Cell Harvesting with Sustained Mechanical Memory
期刊论文
ADVANCED HEALTHCARE MATERIALS, 2017
Fan, Xingliang
;
Zhu, Lu
;
Wang, Ke
;
Wang, Bingjie
;
Wu, Yaozu
;
Xie, Wei
;
Huang, Chengyu
;
Chan, Barbara Pui
;
Du, Yanan
收藏
  |  
浏览/下载:5/0
  |  
提交时间:2017/12/03
MESENCHYMAL STEM-CELLS
HISTONE ACETYLATION PATTERNS
PROTEIN EXTRACTION METHODS
EXTRACELLULAR-MATRIX
DNA METHYLATION
COLLAGEN CONSTRUCTS
ADIPOSE-TISSUE
FOCAL ADHESION
DIFFERENTIATION
CULTURE
Synergistic effects of thermal expansion-induced variation in the electrode microstructure on polarization loss in solid oxide fuel cells
期刊论文
JOURNAL OF MATERIALS CHEMISTRY A, 2017
Wen, Kechun
;
Tan, Chao
;
He, Weidong
收藏
  |  
浏览/下载:2/0
  |  
提交时间:2017/12/03
DIFFUSIVITY MEASUREMENT
NANOSTRUCTURED ELECTRODES
ELECTROCHEMICAL DEVICE
GAS-TRANSPORT
PERFORMANCE
STRAIN
ANODE
CONDUCTIVITY
DURABILITY
TORTUOSITY
Preparation and evaluation of a novel anticancer drug delivery carrier for 5-Fluorouracil using synthetic bola-amphiphile based on lysine as polar heads
期刊论文
MATERIALS SCIENCE & ENGINEERING C-MATERIALS FOR BIOLOGICAL APPLICATIONS, 2017
Hu, Beibei
;
Yuan, Yue
;
Yan, Yun
;
Zhou, Xiaoping
;
Li, Yue
;
Kan, Qiming
;
Li, Sanming
收藏
  |  
浏览/下载:5/0
  |  
提交时间:2017/12/03
Bolaamphiphile
Self-assembly
pH-sensitive
Lysine
Cytotoxicity assay
FATTY-ACIDS
SURFACTANTS
VESICLES
BOLAAMPHIPHILES
MIXTURES
NIOSOMES
BEHAVIOR
SYSTEMS
Influence of biomass burning on mixing state of sub-micron aerosol particles in the North China Plain
期刊论文
ATMOSPHERIC ENVIRONMENT, 2017
Kecorius, Simonas
;
Ma, Nan
;
Teich, Monique
;
van Pinxteren, Dominik
;
Zhang, Shenglan
;
Groess, Johannes
;
Spindler, Gerald
;
Mueller, Konrad
;
Iinuma, Yoshiteru
;
Hu, Min
;
Herrmann, Hartmut
;
Wiedensohler, Alfred
收藏
  |  
浏览/下载:3/0
  |  
提交时间:2017/12/03
Biomass burning
Sub-micron aerosol particles
Mixing state
DIFFERENTIAL MOBILITY ANALYZER
NUMBER SIZE DISTRIBUTIONS
SECONDARY ORGANIC AEROSOL
ATMOSPHERIC BLACK CARBON
OPTICAL-PROPERTIES
RELATIVE-HUMIDITY
LIGHT-ABSORPTION
ELEMENTAL CARBON
BEIJING AEROSOL
CENTRAL-EUROPE
Simultaneous measurements of new particle formation at 1 s time resolution at a street site and a rooftop site
期刊论文
ATMOSPHERIC CHEMISTRY AND PHYSICS, 2017
Zhu, Yujiao
;
Yan, Caiqing
;
Zhang, Renyi
;
Wang, Zifa
;
Zheng, Mei
;
Gao, Huiwang
;
Gao, Yang
;
Yao, Xiaohong
收藏
  |  
浏览/下载:5/0
  |  
提交时间:2017/12/03
SECONDARY ORGANIC AEROSOL
NUCLEATION MODE PARTICLES
DUTY DIESEL-ENGINE
SULFURIC-ACID
ULTRAFINE PARTICLES
SIZE DISTRIBUTION
ATMOSPHERIC PARTICLES
PARTICULATE MATTER
MAJOR HIGHWAY
BLACK CARBON
Compact Deep Invariant Descriptors for Video Retrieval
其他
2017-01-01
Lou, Yihang
;
Bai, Yan
;
Lin, Jie
;
Wang, Shiqi
;
Chen, Jie
;
Chandrasekhar, Vijay
;
Duan, Ling-Yu
;
Huang, Tiejun
;
Kot, Alex Chichung
;
Gao, Wen
收藏
  |  
浏览/下载:5/0
  |  
提交时间:2017/12/03
Investigation of Cold Atmospheric Plasma-Activated Water for the Dental Unit Waterline System Contamination and Safety Evaluation in Vitro
期刊论文
PLASMA CHEMISTRY AND PLASMA PROCESSING, 2017
Pan, J.
;
Li, Y. L.
;
Liu, C. M.
;
Tian, Y.
;
Yu, S.
;
Wang, K. L.
;
Zhang, J.
;
Fang, J.
收藏
  |  
浏览/下载:4/0
  |  
提交时间:2017/12/03
Cold atmospheric plasma-activated water
Dental unit waterline system
Biofilm
Safety evaluation
ENTEROCOCCUS-FAECALIS
BACTERIAL-CONTAMINATION
PRESSURE PLASMA
INACTIVATION
BIOFILM
DISINFECTION
ACID
MICROORGANISMS
DISCHARGES
RESISTANCE
Fracture strength of the particulate-reinforced ultra-high temperature ceramics based on a temperature dependent fracture toughness model
期刊论文
JOURNAL OF THE MECHANICS AND PHYSICS OF SOLIDS, 2017
Wang, Ruzhuan
;
Li, Weiguo
;
Ji, Baohua
;
Fang, Daining
收藏
  |  
浏览/下载:118/0
  |  
提交时间:2017/12/03
fracture
fracture toughness
microstructures
ceramic material
Temperature dependent model
SILICON CARBIDE CERAMICS
MECHANICAL-PROPERTIES
ZRB2-SIC COMPOSITES
BRITTLE SOLIDS
THERMAL-SHOCK
SIC CERAMICS
GRAIN-SIZE
ZIRCONIUM
BEHAVIOR
MICROSTRUCTURE
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