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科研机构
北京大学 [56]
内容类型
期刊论文 [43]
其他 [9]
会议论文 [4]
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2017 [6]
2016 [2]
2015 [5]
2014 [6]
2013 [5]
2012 [6]
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专题:北京大学
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Variations of the relativistic electron flux after a magnetospheric compression event
期刊论文
SCIENCE CHINA-TECHNOLOGICAL SCIENCES, 2017
Chen Zhe
;
Chen HongFei
;
Li YiFan
;
Xiang HongWen
;
Yu XiangQian
;
Shi WeiHong
;
Hao ZhiHua
;
Zou Hong
;
Zou JiQing
;
Zhong WeiYing
收藏
  |  
浏览/下载:6/0
  |  
提交时间:2017/12/03
outer radiation belt
high-energy electrons
medium-energy electrons
space environment
OUTER RADIATION BELT
INTERPLANETARY MAGNETIC-FIELD
GEOMAGNETIC STORMS
LOCAL ACCELERATION
PARTICLE DETECTOR
CBERS-1 SATELLITE
LOSSES
EVOLUTION
RESPONSES
PRESSURE
用离散元数值模拟法研究克拉苏构造带盐构造变形机理
期刊论文
新疆石油地质, 2017
段云江
;
黄少英
;
李维波
;
张慧芳
;
马小丹
;
廖斐然
收藏
  |  
浏览/下载:4/0
  |  
提交时间:2017/12/03
塔里木盆地
库车坳陷
克拉苏构造带
盐构造
离散元数值模拟
构造变形机理
Tarim basin
Kuqa depression
Kelasu structural belt
salt structure
discrete element numerical simulation
tectonic deformation mechanism
Surge-like Oscillations above Sunspot Light Bridges Driven by Magnetoacoustic Shocks
期刊论文
ASTROPHYSICAL JOURNAL, 2017
Zhang, Jingwen
;
Tian, Hui
;
He, Jiansen
;
Wang, Linghua
收藏
  |  
浏览/下载:2/0
  |  
提交时间:2017/12/03
line: profiles
Sun: chromosphere
Sun: oscillations
sunspots
Sun: transition region
REGION-IMAGING-SPECTROGRAPH
HIGH-RESOLUTION OBSERVATIONS
TRANSITION-REGION
PLASMA EJECTIONS
MAGNETIC-FIELDS
DYNAMIC FIBRILS
FLUX EMERGENCE
UMBRAL FLASHES
WAVES
PROPAGATION
Preconditioning of mesenchymal stromal cells toward nucleus pulposus-like cells by microcryogels-based 3D cell culture and syringe-based pressure loading system
期刊论文
JOURNAL OF BIOMEDICAL MATERIALS RESEARCH PART B-APPLIED BIOMATERIALS, 2017
Zeng, Yang
;
Feng, Siyu
;
Liu, Wei
;
Fu, Qinyouen
;
Li, Yaqian
;
Li, Xiaokang
;
Chen, Chun
;
Huang, Chenyu
;
Ge, Zigang
;
Du, Yanan
收藏
  |  
浏览/下载:111/0
  |  
提交时间:2017/12/03
MSCs
NP-like cells
microcryogels
pressure loading
organ culture
INTERVERTEBRAL DISC REGENERATION
STEM-CELLS
OSTEOGENIC DIFFERENTIATION
MECHANICAL COMPRESSION
HYDROSTATIC-PRESSURE
DYNAMIC COMPRESSION
CHONDROGENIC DIFFERENTIATION
ENHANCES CHONDROGENESIS
PROGENITOR CELLS
ALGINATE BEADS
Enhanced out-of-plane crushing strength and energy absorption of in-plane graded honeycombs
期刊论文
COMPOSITES PART B-ENGINEERING, 2017
Tao, Yong
;
Duan, Shengyu
;
Wen, Weibin
;
Pei, Yongmao
;
Fang, Daining
收藏
  |  
浏览/下载:20/0
  |  
提交时间:2017/12/03
Honeycomb
Out-of-plane compression
In-plane gradient
Crushing strength
Energy absorption
FINITE-ELEMENT
CELLULAR STRUCTURES
SANDWICH CORE
ALUMINUM HONEYCOMBS
SHOCK ENHANCEMENT
PART II
IMPACT
BEHAVIOR
COMPRESSION
STRAIN
Video Compressive Sensing Reconstruction via Reweighted Residual Sparsity
期刊论文
IEEE TRANSACTIONS ON CIRCUITS AND SYSTEMS FOR VIDEO TECHNOLOGY, 2017
Zhao, Chen
;
Ma, Siwei
;
Zhang, Jian
;
Xiong, Ruiqin
;
Gao, Wen
收藏
  |  
浏览/下载:6/0
  |  
提交时间:2017/12/03
Compressive sensing (CS)
multihypothesis (MH) prediction
reweighted l(1) minimization
split Bregman iteration (SBI)
video CS reconstruction
DYNAMIC MRI
IMAGE-RESTORATION
REPRESENTATION
INFORMATION
RECOVERY
Perceptually Optimized Sparse Coding for HDR Images via Divisive Normalization
其他
2016-01-01
Xie, Lijuan
;
Zhang, Xiang
;
Wang, Shiqi
;
Wang, Shanshe
;
Zhang, Xinfeng
;
Ma, Siwei
收藏
  |  
浏览/下载:7/0
  |  
提交时间:2017/12/03
High dynamic range
sparse representation
perceptual optimization
divisive normalization
REPRESENTATION
Two typical structure patterns in jammed monodisperse disk packings at high densities
期刊论文
PHYSICA A-STATISTICAL MECHANICS AND ITS APPLICATIONS, 2016
Yuan, Ye
;
Jin, Weiwei
;
Liu, Lufeng
;
Li, Shuixiang
收藏
  |  
浏览/下载:3/0
  |  
提交时间:2017/12/03
Monodisperse disk packing
Order map
Structure patterns
Isotropic compression
SUPERCOOLED LIQUIDS
CRYSTAL NUCLEATION
SPHERES
SYSTEM
ORDER
Strain Rate Effect on Mechanical Behavior of Metallic Honeycombs Under Out-of-Plane Dynamic Compression
期刊论文
journal of applied mechanics transactions of the asme, 2015
Tao, Yong
;
Chen, Mingji
;
Pei, Yongmao
;
Fang, Daining
收藏
  |  
浏览/下载:5/0
  |  
提交时间:2015/11/13
metallic honeycomb
dynamic compression
strain rate effect
plateau stress
energy absorption
ALUMINUM HONEYCOMBS
ENERGY-ABSORPTION
CELLULAR STRUCTURES
STRENGTH PROPERTIES
SHOCK ENHANCEMENT
CRUSH BEHAVIOR
FINITE-ELEMENT
PART II
IMPACT
FOAMS
New indicators from bedding-parallel beef veins for the fault valve mechanism
期刊论文
SCIENCE CHINA-EARTH SCIENCES, 2015
Zhang Bo
;
Yin CongYuan
;
Gu ZhiDong
;
Zhang JinJiang
;
Yan ShuYu
;
Wang Yang
收藏
  |  
浏览/下载:3/0
  |  
提交时间:2017/12/03
calcite vein
beef structure
crack-seal slip
EBSD
carbonate rock
Sichuan Basin
CRYSTALLOGRAPHIC PREFERRED ORIENTATION
SOUTH CHINA
CRACK-SEAL
DYNAMIC RECRYSTALLIZATION
DEFORMATION MECHANISMS
PRECIPITATION CREEP
PRESSURE SOLUTION
CALCITE MARBLE
FIBROUS VEINS
SICHUAN BASIN
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