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科研机构
北京大学 [208]
内容类型
期刊论文 [191]
其他 [14]
会议论文 [3]
发表日期
2017 [10]
2016 [21]
2015 [18]
2014 [19]
2013 [9]
2012 [23]
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专题:北京大学
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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
知青怀旧旅游情感与行为的关系研究
期刊论文
地域研究与开发, 2017
高璟
;
李梦姣
;
吴必虎
收藏
  |  
浏览/下载:6/0
  |  
提交时间:2017/12/03
知青 怀旧旅游 怀旧情感 旅游行为 地方依恋 Zhiqing nostalgia tourism nostalgia emotion tourism behavior place attachment
The origin of tetraradial symmetry in cnidarians
期刊论文
LETHAIA, 2017
Dzik, Jerzy
;
Balinski, Andrzej
;
Sun, Yuanlin
收藏
  |  
浏览/下载:5/0
  |  
提交时间:2017/12/03
China
evolution
Medusozoa
Ordovician
polyps
SOUTHERN SHAANXI PROVINCE
SMALL SHELLY FOSSILS
SPHENOTHALLUS-HALL
PHYLUM-CNIDARIA
STEPHANOSCYPHUS SCYPHOZOA
GAOJIASHAN LAGERSTATTE
PHYLOGENETIC POSITION
BILATERAL SYMMETRY
LOWER ORDOVICIAN
N SPEC
Attachment and Postattachment Receptors Important for Hepatitis C Virus Infection and Cell-to-Cell Transmission
期刊论文
JOURNAL OF VIROLOGY, 2017
Fan, Huahao
;
Qiao, Luhua
;
Kang, Kyung-Don
;
Fan, Junfen
;
Wei, Wensheng
;
Luo, Guangxiang
收藏
  |  
浏览/下载:10/0
  |  
提交时间:2017/12/03
hepatitis C virus
attachment receptor
postattachment receptor
infection
cell-to-cell transmission
cell-free infection
HEPARAN-SULFATE PROTEOGLYCANS
B TYPE-I
HUMAN APOLIPOPROTEIN-E
E2 GLYCOPROTEIN
ENTRY FACTOR
NEUTRALIZING ANTIBODIES
HEPATOMA-CELLS
HUMANIZED MICE
VIRAL ENTRY
EARLY STEPS
From Two, to Three, to Multi-Color Switches: Developing AIEgen-Based Mechanochromic Materials
期刊论文
CHEMNANOMAT, 2017
Meng, Xiao
;
Chen, Changqing
;
Qi, Guangyu
;
Li, Xue
;
Wang, Kai
;
Zou, Bo
;
Ma, Yuguo
收藏
  |  
浏览/下载:114/0
  |  
提交时间:2017/12/03
aggregation-induced emission luminogen (AIEgen)
high pressure chemistry
mechanochromic molecule
spiropyran
AGGREGATION-INDUCED-EMISSION
SILICA NANOPARTICLES
MECHANICAL-FORCE
ALKYNE GROUPS
LUMINOGENS
PRESSURE
TETRAPHENYLETHENE
CYCLOADDITION
LUMINESCENCE
FLUORESCENCE
Strong Adlayer-Substrate Interactions "Break" the Patching Growth of h-BN onto Graphene on Re(0001)
期刊论文
ACS NANO, 2017
Qi, Yue
;
Han, Nannan
;
Li, Yuanchang
;
Zhang, Zhepeng
;
Zhou, Xiebo
;
Deng, Bing
;
Li, Qiucheng
;
Liu, Mengxi
;
Zhao, Jijun
;
Liu, Zhongfan
;
Zhang, Yanfeng
收藏
  |  
浏览/下载:6/0
  |  
提交时间:2017/12/03
graphene and hexagonal boron nitride heterostructures
ultra-high-vacuum scanning tunneling microscopy/spectroscopy
preferable nucleation
edges of Re steps and graphene domains
HEXAGONAL BORON-NITRIDE
DER-WAALS HETEROSTRUCTURES
CHEMICAL-VAPOR-DEPOSITION
LIGHT-EMITTING-DIODES
INPLANE HETEROSTRUCTURES
ELECTRONIC-PROPERTIES
MOLYBDENUM-DISULFIDE
ATOMIC LAYERS
INTERFACE
BOUNDARY
A unique deubiquitinase that deconjugates phosphoribosyl-linked protein ubiquitination
期刊论文
CELL RESEARCH, 2017
Qiu, Jiazhang
;
Yu, Kaiwen
;
Fei, Xiaowen
;
Liu, Yao
;
Nakayasu, Ernesto S.
;
Piehowski, Paul D.
;
Shaw, Jared B.
;
Puvar, Kedar
;
Das, Chittaranjan
;
Liu, Xiaoyun
;
Luo, Zhao-Qing
收藏
  |  
浏览/下载:6/0
  |  
提交时间:2017/12/03
Legionella
bacterial effectors
ADP-ribosylation
phosphodiesterase
SMALL GTPASE RAB1
LEGIONELLA-PNEUMOPHILA
ULTRAVIOLET PHOTODISSOCIATION
SUBSTRATE RECOGNITION
ENDOPLASMIC-RETICULUM
SECRETION SYSTEM
STRUCTURAL BASIS
FAMILY
ENZYMES
LIGASE
Sediments inhibit adsorption of 17 beta-estradiol and 17 alpha-ethinylestradiol to carbon nanotubes and graphene oxide
期刊论文
ENVIRONMENTAL SCIENCE-NANO, 2017
Sun, Weiling
;
Li, Menglin
;
Zhang, Wei
;
Wei, Jingmiao
;
Chen, Ben
;
Wang, Conghe
收藏
  |  
浏览/下载:3/0
  |  
提交时间:2017/12/03
DIFFERENT SIZE FRACTIONS
CARE PRODUCTS PPCPS
POROUS-MEDIA
BISPHENOL-A
SULFONAMIDES ADSORPTION
THEORETICAL CALCULATION
EMERGING CONTAMINANTS
AGGREGATION KINETICS
ORGANIC CONTAMINANTS
CU(II) ADSORPTION
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
Self-assembly of suspended graphene wrinkles with high pre-tension and elastic property
期刊论文
2D MATERIALS, 2017
Yang, Liusi
;
Niu, Tianxiao
;
Zhang, Hui
;
Xu, Wenjing
;
Zou, Mingchu
;
Xu, Lu
;
Cao, Guoxin
;
Cao, Anyuan
收藏
  |  
浏览/下载:105/0
  |  
提交时间:2017/12/03
graphene wrinkles
gel-cracking
graphene oxide
suspended
pre-tension
LARGE-AREA GRAPHENE
MECHANICAL-PROPERTIES
MONOLAYER GRAPHENE
OXIDE
SHEETS
PERFORMANCE
MEMBRANES
FILMS
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