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科研机构
北京大学 [43]
内容类型
期刊论文 [36]
其他 [7]
发表日期
2017 [3]
2016 [8]
2015 [7]
2014 [7]
2013 [2]
2012 [2]
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专题:北京大学
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丝绸之路经济带交通运输的时空演化特征及对经济发展的影响
期刊论文
干旱区地理, 2017
方嘉雯
收藏
  |  
浏览/下载:119/0
  |  
提交时间:2017/12/03
丝绸之路经济带
交通网络发育程度
交通运输能力
时空演化特征
Silk Road Economic Belt (SREB)
track network development
traffic capacity
spatial-temporal evolution
Steering Surface Reaction at Specific Sites with Self-Assembly Strategy
期刊论文
ACS NANO, 2017
Zhou, Xiong
;
Bebensee, Fabian
;
Yang, Mingmei
;
Bebensee, Regine
;
Cheng, Fang
;
He, Yang
;
Shen, Qian
;
Shang, Jian
;
Liu, Zhirong
;
Besenbacher, Flemming
;
Linderoth, Trolle R.
;
Wu, Kai
收藏
  |  
浏览/下载:7/0
  |  
提交时间:2017/12/03
steering surface reaction
self-assembly strategy
active site
Ullmann coupling
scanning tunneling microscopy
ULLMANN COUPLING REACTION
SCANNING TUNNELING MICROSCOPE
DENSITY-FUNCTIONAL THEORY
AUGMENTED-WAVE METHOD
GRAPHENE NANORIBBONS
HYBRID CHAINS
C-C
HALOGEN
NANOARCHITECTURES
POLYMERIZATION
Biosensor-assisted transcriptional regulator engineering for Methylobacterium extorquens AM1 to improve mevalonate synthesis by increasing the acetyl-CoA supply
期刊论文
METABOLIC ENGINEERING, 2017
Liang, Wei-Fan
;
Cui, Lan-Yu
;
Cui, Jin-Yu
;
Yu, Kai-Wen
;
Yang, Song
;
Wang, Tian-Min
;
Guan, Chang-Ge
;
Zhang, Chong
;
Xing, Xin-Hui
收藏
  |  
浏览/下载:40/0
  |  
提交时间:2017/12/03
Methylobacterium extorquens AM1
QscR regulation
Biosensor
Cyclic pathway
Acetyl-CoA
Mevalonate
SERINE CYCLE GENES
ESCHERICHIA-COLI
C1 COMPOUNDS
METHANOL
PATHWAY
FAMILY
PROTEIN
METABOLISM
ACTIVATION
EXPRESSION
Discovery of new cellulases from the metagenome by a metagenomics-guided strategy
期刊论文
BIOTECHNOLOGY FOR BIOFUELS, 2016
Yang, Chao
;
Xia, Yu
;
Qu, Hong
;
Li, An-Dong
;
Liu, Ruihua
;
Wang, Yubo
;
Zhang, Tong
收藏
  |  
浏览/下载:6/0
  |  
提交时间:2017/12/04
Cellulase
Glycoside hydrolase
Metagenome
BACILLUS-SUBTILIS
IDENTIFICATION
RESOURCES
BACTERIA
BIOMASS
SYSTEM
VELVET
GENES
TAT
Asymmetric Total Synthesis of Propindilactone G, Part 3: The Final Phase and Completion of the Synthesis
期刊论文
CHEMISTRY-AN ASIAN JOURNAL, 2016
Liang, Xin-Ting
;
You, Lin
;
Li, Yuan-He
;
Yu, Hai-Xin
;
Chen, Jia-Hua
;
Yang, Zhen
收藏
  |  
浏览/下载:7/0
  |  
提交时间:2017/12/03
cross-coupling
dihydroxylation
enolsilanes
propindilactone G
total synthesis
DIASTEREOSELECTIVE TOTAL-SYNTHESIS
ENOL ETHERS
1,4-DIKETONES
(+/-)-SCHINDILACTONE
HYDROGENOLYSIS
REAGENTS
Asymmetric Total Synthesis of Propindilactone G, Part 1: Initial Attempts towards the Synthesis of Schiartanes
期刊论文
CHEMISTRY-AN ASIAN JOURNAL, 2016
Xu, Ling-Ming
;
You, Lin
;
Shan, Zhen-Hua
;
Yu, Ruo-Cheng
;
Zhang, Bo
;
Li, Yuan-He
;
Shi, Ying
;
Chen, Jia-Hua
;
Yang, Zhen
收藏
  |  
浏览/下载:6/0
  |  
提交时间:2017/12/03
natural products
nortriterpenoids
propindilactone G
synthetic methods
total synthesis
PAUSON-KHAND REACTION
DIASTEREOSELECTIVE TOTAL-SYNTHESIS
NORTRITERPENOID NATURAL-PRODUCTS
CDEF RING-SYSTEM
LANCIFODILACTONE-G
STEREOCONTROLLED SYNTHESIS
SCHISANDRACEAE FAMILY
MICRANDILACTONE-A
ABC RING
FGH RING
Total Synthesis and Structural Reassignment of AspergillomarasmineA
期刊论文
ANGEWANDTE CHEMIE-INTERNATIONAL EDITION, 2016
Liao, Daohong
;
Yang, Shaoqiang
;
Wang, Jianyu
;
Zhang, Jian
;
Hong, Benke
;
Wu, Fan
;
Lei, Xiaoguang
收藏
  |  
浏览/下载:5/0
  |  
提交时间:2017/12/03
antibiotics
aspergillomarasmineA
metallo--lactamase
structural reassignment
total synthesis
BETA-LACTAMASE INHIBITORS
NATURAL-PRODUCTS
ANTIBIOTIC-RESISTANCE
STRUCTURE ELUCIDATION
CHEMICAL-SYNTHESIS
AMINO-ACID
REVISION
DERIVATIVES
DISCOVERY
CHEMISTRY
Studies towards the synthesis of the functionalized C3-C14 decalin framework of alchivemycin A
期刊论文
ORGANIC CHEMISTRY FRONTIERS, 2016
Ma, Kaiqing
;
Liao, Daohong
;
Yang, Shaoqiang
;
Li, Xiaofei
;
Lei, Xiaoguang
收藏
  |  
浏览/下载:3/0
  |  
提交时间:2017/12/03
DIELS-ALDER REACTIONS
STEREOSELECTIVE-SYNTHESIS
ENANTIOSELECTIVE SYNTHESIS
ABSOLUTE-CONFIGURATION
ACID
STREPTOMYCES
SELECTIVITY
POLYKETIDE
STRATEGY
2-Aminoimidazole borohydride as a hydrogen carrier
期刊论文
RSC ADVANCES, 2016
Wu, Yong
;
Qi, Yue
;
Chen, Jun
;
Fu, He
;
Zheng, Jie
;
Li, Xingguo
收藏
  |  
浏览/下载:3/0
  |  
提交时间:2017/12/03
MIXED-METAL BOROHYDRIDES
STORAGE MATERIALS
PHASE-TRANSITIONS
RECENT PROGRESS
IONIC-LIQUID
COMPLEX
DEHYDROGENATION
TEMPERATURE
CAPACITY
HYDRIDES
Dboost: A Fast Algorithm for DBSCAN-based Clustering on High Dimensional Data
其他
2016-01-01
Zhang, Yuxiao
;
Wang, Xiaorong
;
Li, Bingyang
;
Chen, Wei
;
Wang, Tengjiao
;
Lei, Kai
收藏
  |  
浏览/下载:28/0
  |  
提交时间:2017/12/03
DBSCAN
High dimensionality
WAND
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