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科研机构
北京大学 [3873]
内容类型
期刊论文 [1831]
其他 [1810]
会议论文 [232]
发表日期
2017 [108]
2016 [222]
2015 [338]
2014 [336]
2013 [355]
2012 [396]
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专题:北京大学
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Extracellular Saccharide-Mediated Reduction of Au3+ to Gold Nanoparticles: New Insights for Heavy Metals Biomineralization on Microbial Surfaces
期刊论文
ENVIRONMENTAL SCIENCE & TECHNOLOGY, 2017
Kang, Fuxing
;
Qu, Xiaolei
;
Alvarez, Pedro J. J.
;
Zhu, Dongqiang
收藏
  |  
浏览/下载:119/0
  |  
提交时间:2017/12/03
DISSOLVED ORGANIC-MATTER
POLYMERIC SUBSTANCES
REDUCING BACTERIA
BIOFILM MATRIX
SPECTROSCOPY
PLANTS
IRON
ACCUMULATION
MECHANISM
BIOMASS
Qualitative Analysis of Residents' Perceptions of Tourism Impacts on Historic Districts: A Case Study of Nanluoguxiang in Beijing, China
期刊论文
JOURNAL OF ASIAN ARCHITECTURE AND BUILDING ENGINEERING, 2017
Dai, Linlin
;
Wang, Siyu
;
Xu, Jun
;
Wan, Li
;
Wu, Bihu
收藏
  |  
浏览/下载:4/0
  |  
提交时间:2017/12/03
historic district
residents&apos
word-frequency analysis
text encoding
Nanluoguxiang
ATTITUDES
perceptions
A Visualization Framework for Synthesizing Spatial Impacts from Multiple Site Factors
期刊论文
JOURNAL OF ASIAN ARCHITECTURE AND BUILDING ENGINEERING, 2017
Dai, Linlin
;
Wan, Li
;
Gai, Shijie
收藏
  |  
浏览/下载:6/0
  |  
提交时间:2017/12/03
site analysis
spatial analysis
visualization
architectural design
MODELS
NOISE
Variability and quasi-decadal changes in the methane budget over the period 2000-2012
期刊论文
ATMOSPHERIC CHEMISTRY AND PHYSICS, 2017
Saunois, Marielle
;
Bousquet, Philippe
;
Poulter, Ben
;
Peregon, Anna
;
Ciais, Philippe
;
Canadell, Josep G.
;
Dlugokencky, Edward J.
;
Etiope, Giuseppe
;
Bastviken, David
;
Houweling, Sander
;
Janssens-Maenhout, Greet
;
Tubiello, Francesco N.
;
Castaldi, Simona
;
Jackson, Robert B.
;
Alexe, Mihai
;
Arora, Vivek K.
;
Beerling, David J.
;
Bergamaschi, Peter
;
Blake, Donald R.
;
Brailsford, Gordon
;
Bruhwiler, Lori
;
Crevoisier, Cyril
;
Crill, Patrick
;
Covey, Kristofer
;
Frankenberg, Christian
;
Gedney, Nicola
;
Hoeglund-Isaksson, Lena
;
Ishizawa, Misa
;
Ito, Aki
收藏
  |  
浏览/下载:109/0
  |  
提交时间:2017/12/03
GLOBAL ATMOSPHERIC ETHANE
NATURAL-GAS PRODUCTION
PROCESS-BASED MODEL
CH4 EMISSIONS
FOSSIL-FUEL
GROWTH-RATE
INTERANNUAL VARIABILITY
TERRESTRIAL ECOSYSTEMS
BIOGEOCHEMISTRY MODEL
SURFACE MEASUREMENTS
Spatiotemporal Structure Features of Network Check-in Activities of Urban Residents and Their Impacting Factors: A Case Study in Six Urban Districts of Beijing
期刊论文
JOURNAL OF ASIAN ARCHITECTURE AND BUILDING ENGINEERING, 2017
Dai, Linlin
;
Xue, Tao
;
Wu, Bihu
;
Rong, Xiao
;
Xu, Bixia
收藏
  |  
浏览/下载:111/0
  |  
提交时间:2017/12/03
big data
check-in activities
spatiotemporal structure
Beijing
Ensemble-based optimization of interwell connectivity in heterogeneous waterflooding reservoirs
期刊论文
JOURNAL OF NATURAL GAS SCIENCE AND ENGINEERING, 2017
Wang, Daigang
;
Li, Yong
;
Chen, Bailian
;
Hu, Yongle
;
Li, Baozhu
;
Gao, Dapeng
;
Fu, Bing
收藏
  |  
浏览/下载:6/0
  |  
提交时间:2017/12/03
Capacitance-resistance model
Koval fractional-flow equation
Interwell connectivity
Ensemble-based optimization technique
Hybrid nonlinear constraint
CAPACITANCE/RESISTANCE MODEL
ALGORITHM
基于Creatar XModeling的地应力场模拟自动化系统研究
期刊论文
科学技术与工程, 2017
刘振
;
吴耕宇
;
杨博
;
潘懋
;
刘培刚
;
贾志宾
收藏
  |  
浏览/下载:3/0
  |  
提交时间:2017/12/03
有限元
地应力
三维地质建模
岩石力学参数
建模效率
系统一体化
finite element
in-situ stress
three-dimensional geological modeling
rock mechanics parameters
modeling efficiency
integrated system
Geological controls on methane adsorption capacity of Lower Permian transitional black shales in the Southern North China Basin, Central China: Experimental results and geological implications
期刊论文
JOURNAL OF PETROLEUM SCIENCE AND ENGINEERING, 2017
Dang, Wei
;
Zhang, Jinchuan
;
Wei, Xiaoliang
;
Tang, Xuan
;
Chen, Qian
;
Li, Zhongming
;
Zhang, Muchen
;
Liu, Jing
收藏
  |  
浏览/下载:5/0
  |  
提交时间:2017/12/03
Shale gas
Methane adsorption capacity
Langmuir model
Adsorption capacity estimation
Transitional shales
Southern North China Basin
NORTHEASTERN BRITISH-COLUMBIA
CRETACEOUS GAS SHALES
ORGANIC-MATTER
SORPTION CAPACITY
PORE STRUCTURE
HIGH-PRESSURE
SURFACE-AREA
SYSTEMS
STORAGE
ROCKS
Engineering of Harobin for enhanced fibrinolytic activity obtained by random and site-directed mutagenesis
期刊论文
PROTEIN EXPRESSION AND PURIFICATION, 2017
Li, Zhuojian
;
Chen, Xiaojia
;
Guo, Shujun
;
Zhang, Huihua
;
Dong, Haojun
;
Wu, Guoyi
;
Hong, An
;
Gu, Jun
收藏
  |  
浏览/下载:107/0
  |  
提交时间:2017/12/03
Random mutagenesis
Double mutant
Harobin
Thrombosis
Hypertension
ERROR-PRONE PCR
SNAKE-VENOM
HYPERTENSIVE-RAT
PLATELET-AGGREGATION
ORAL ANTICOAGULANTS
PICHIA-PASTORIS
EVOLUTION
HEMOSTASIS
PROTEINS
IDENTIFICATION
Engineering the ribosomal DNA in a megabase synthetic chromosome
期刊论文
SCIENCE, 2017
Zhang, Weimin
;
Zhao, Guanghou
;
Luo, Zhouqing
;
Lin, Yicong
;
Wang, Lihui
;
Guo, Yakun
;
Wang, Ann
;
Jiang, Shuangying
;
Jiang, Qingwen
;
Gong, Jianhui
;
Wang, Yun
;
Hou, Sha
;
Huang, Jing
;
Li, Tianyi
;
Qin, Yiran
;
Dong, Junkai
;
Qin, Qin
;
Zhang, Jiaying
;
Zou, Xinzhi
;
He, Xi
;
Zhao, Li
;
Xiao, Yibo
;
Xu, Meng
;
Cheng, Erchao
;
Huang, Ning
;
Zhou, Tong
;
Shen, Yue
;
Walker, Roy
;
Luo, Yisha
;
Kuang, Zheng
;
Mitchell, Leslie A.
;
Yang, Kun
;
Richardson, Sarah M.
;
Wu, Yi
;
Li, Bing-Zhi
;
Yuan, Ying-Jin
;
Yang, Huanming
;
Lin, Jiwei
;
Chen, Guo-Qiang
;
Wu, Qingyu
;
Bader, Joel S.
;
Ca
收藏
  |  
浏览/下载:12/0
  |  
提交时间:2017/12/03
SACCHAROMYCES-CEREVISIAE
MOLECULAR-GENETICS
YEAST
GENES
NUCLEOLUS
SEQUENCE
DESIGN
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