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科研机构
北京大学 [42]
内容类型
期刊论文 [31]
其他 [6]
会议论文 [5]
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2017 [2]
2016 [5]
2015 [1]
2014 [4]
2013 [1]
2012 [4]
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专题:北京大学
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Two-step crosslinked liquid-crystalline elastomer with reversible two-way shape memory characteristics
期刊论文
MOLECULAR CRYSTALS AND LIQUID CRYSTALS, 2017
Wang, Yuchang
;
Huang, Xuezhen
;
Zhang, Jianqi
;
Bi, Meng
;
Zhang, Jindi
;
Niu, Hongyan
;
Li, Chensha
;
Yu, Haifeng
;
Wang, Binsong
;
Jiang, Hongrui
收藏
  |  
浏览/下载:5/0
  |  
提交时间:2017/12/03
Liquid crystalline elastomer
Nematic structure
Shape memory effect
Smart deformable material
Sophisticated deformation
POLYMER
ACTUATORS
LIGHT
AZOBENZENE
MOTION
NETWORKS
MODULUS
The Structure of the Chinese Material Value Scale: An Eastern Cultural View
期刊论文
FRONTIERS IN PSYCHOLOGY, 2017
Liao, Jiangqun
;
Wang, Lei
收藏
  |  
浏览/下载:4/0
  |  
提交时间:2017/12/03
materialism value
happiness
success
possession
psychometric
MONEY ETHIC SCALE
ATTENTIONAL BIAS
LUXURY CONSUMPTION
LIFE SATISFACTION
SELF-ESTEEM
HAPPINESS
FACE
BEHAVIOR
ANXIETY
INDIVIDUALISM
太白山三清池湖泊沉积记录的全新世气候变化及周期讨论
期刊论文
湖泊科学, 2016
宋雅琼
;
罗耀
;
李双成
;
王红亚
收藏
  |  
浏览/下载:11/0
  |  
提交时间:2017/12/04
太白山
三清池
全新世
小波分析
周期波动
气候变化
Taibai Mountain
Sanqing Chi
Holocene
wavelet analysis
climatic periodicity
climatic change
Online fringe projection profilometry based on scale-invariant feature transform
期刊论文
OPTICAL ENGINEERING, 2016
Li, Hongru
;
Feng, Guoying
;
Yang, Peng
;
Wang, Zhaomin
;
Zhou, Shouhuan
;
Asundi, Anand
收藏
  |  
浏览/下载:5/0
  |  
提交时间:2017/12/04
fringe projection profilometry
online measurement
quick response code
object modulation
pixel matching
scale-invariant feature transform
PHASE-MEASURING PROFILOMETRY
PRINCIPAL COMPONENT ANALYSIS
SHIFTING INTERFEROMETRY
RETINEX THEORY
ALGORITHM
MODULATION
OBJECTS
Divergent topological architecture of the default mode network as a pretreatment predictor of early antidepressant response in major depressive disorder
期刊论文
SCIENTIFIC REPORTS, 2016
Hou, Zhenghua
;
Wang, Zan
;
Jiang, Wenhao
;
Yin, Yingying
;
Yue, Yingying
;
Zhang, Yuqun
;
Song, Xiaopeng
;
Yuan, Yonggui
收藏
  |  
浏览/下载:4/0
  |  
提交时间:2017/12/03
GRAPH-THEORETICAL ANALYSIS
LATE-ONSET DEPRESSION
LATE-LIFE DEPRESSION
FUNCTIONAL CONNECTIVITY
EARLY IMPROVEMENT
BRAIN NETWORKS
ORGANIZATION
DYSFUNCTION
CINGULATE
DISEASE
Prognostic value of imbalanced interhemispheric functional coordination in early therapeutic efficacy in major depressive disorder
期刊论文
PSYCHIATRY RESEARCH-NEUROIMAGING, 2016
Hou, Zhenghua
;
Song, Xiaopeng
;
Jiang, Wenhao
;
Yue, Yingying
;
Yin, Yingying
;
Zhang, Yuqun
;
Liu, Yijun
;
Yuan, Yonggui
收藏
  |  
浏览/下载:6/0
  |  
提交时间:2017/12/04
Major depressive disorder
Voxel-mirrored homotopic connectivity
Functional magnetic resonance imaging
Predictive marker
Early treatment response
DEFAULT-MODE NETWORK
PREFRONTAL CORTEX
BRAIN NETWORKS
DRUG-NAIVE
ANTIDEPRESSANT TREATMENT
CONNECTIVITY NETWORKS
1ST-EPISODE
METAANALYSIS
INSULA
ARCHITECTURE
Face recognition attendance system based on PCA approach
期刊论文
计算机辅助绘图设计与制造(英文版), 2016
Li Yanling
;
Chen Yisong
;
Wang Guoping
收藏
  |  
浏览/下载:8/0
  |  
提交时间:2017/12/03
face recognition principal component analysis eigenface
face recognition
principal component analysis
eigenface
Capturing tensile size-dependency in polymer nanofiber elasticity
期刊论文
journal of the mechanical behavior of biomedical materials, 2015
Yuan, Bo
;
Wang, Jun
;
Han, Ray P. S.
收藏
  |  
浏览/下载:2/0
  |  
提交时间:2015/11/11
Tensile size-dependency
Higher-order strain gradient elasticity
Characteristic length-scale parameter
Effective modulus
STRAIN GRADIENT PLASTICITY
THIN-FILMS
MECHANICS
DEFORMATION
NANOTUBES
MODULUS
SURFACE
Atomistic Studies of Mechanical Properties of Graphene
期刊论文
polymers basel, 2014
Cao, Guoxin
收藏
  |  
浏览/下载:4/0
  |  
提交时间:2015/11/13
graphene
atomistic simulation
mechanical property
WALLED CARBON NANOTUBES
SINGLE-LAYERED GRAPHENE
DEPENDENT ELASTIC PROPERTIES
TILT GRAIN-BOUNDARIES
MOLECULAR-DYNAMICS
YOUNGS MODULUS
AB-INITIO
BENDING RIGIDITY
MONOLAYER GRAPHENE
SUSPENDED GRAPHENE
Feasibility and value of quantitative dynamic contrast enhancement MR imaging in the evaluation of sinonasal tumors
期刊论文
Chinese Medical Journal, 2014
Xian Junfang
;
Du Huarui
;
Wang Xinyan
;
Yan Fei
;
Zhang Zhengyu
;
Hao Hui
;
Zhao Bo
;
Tong Yajian
;
Zhang Jue
;
Han Demin
收藏
  |  
浏览/下载:5/0
  |  
提交时间:2015/11/13
nasal cavity
paranasal sinus
neoplasm
cancer
quantitatively dynamic contrast enhanced scanning
magnetic resonance imaging
NECK-CANCER
HEAD
ANGIOGENESIS
PARAMETERS
TIME
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