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科研机构
北京大学 [117]
内容类型
期刊论文 [104]
会议论文 [10]
其他 [3]
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2017 [8]
2016 [16]
2015 [11]
2014 [11]
2013 [10]
2012 [10]
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专题:北京大学
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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
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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
A mechanistic model for depth-dependent hardness of ion irradiated metals
期刊论文
JOURNAL OF NUCLEAR MATERIALS, 2017
Xiao, Xiazi
;
Chen, Qianying
;
Yang, Hui
;
Duan, Huiling
;
Qu, Jianmin
收藏
  |  
浏览/下载:117/0
  |  
提交时间:2017/12/03
Hardness
Irradiation effect
Theoretical model
Finite element modeling
Stainless steel
AUSTENITIC STAINLESS-STEELS
NANO-INDENTATION HARDNESS
PLASTIC ZONE
NANOINDENTATION HARDNESS
FERRITIC STEELS
ELASTIC-MODULUS
SIZE
BEAM
ALLOYS
DEFORMATION
Underwater Superhydrophobiciy: Fundamentals and Applications
会议论文
Duan, Huiling
收藏
  |  
浏览/下载:4/0
  |  
提交时间:2017/12/03
Wetting Stability
Drag Reduction
Superhydrophobic Surfaces
Wetting Transition
SURFACES
Stress-induced butterfly and square-like magnetostriction loops transition
期刊论文
力学快报(英文), 2017
Zengyao Lv
;
Honglong Zhang
;
Chao Zhang
;
Yongmao Pei
收藏
  |  
浏览/下载:26/0
  |  
提交时间:2017/12/03
Biaxial-stress Magneto-mechanical loading Phase-field simulation
Biaxial-stress
Magneto-mechanical loading
Phase-field simulation
Image pre-processing method for near-wall PIV measurements over moving curved interfaces
期刊论文
MEASUREMENT SCIENCE AND TECHNOLOGY, 2017
Jia, L. C.
;
Zhu, Y. D.
;
Jia, Y. X.
;
Yuan, H. J.
;
Lee, C. B.
收藏
  |  
浏览/下载:8/0
  |  
提交时间:2017/12/03
moving curved interfaces
near-wall PIV measurements
image transformation
adaptive stretching
synthetic particles
INTERROGATION
VELOCIMETRY
TURBOMACHINERY
IMPROVEMENT
TRANSITION
FLOWS
Flow velocity is relatively uniform in the coronary sinusal venous tree: structure-function relation
期刊论文
JOURNAL OF APPLIED PHYSIOLOGY, 2017
Wu, Hao
;
Kassab, Ghassan S.
;
Tan, Wenchang
;
Huo, Yunlong
收藏
  |  
浏览/下载:4/0
  |  
提交时间:2017/12/03
coronary venous circulation
morphometry
hemodynamics
area preservation
LEFT-VENTRICULAR HYPERTROPHY
PULSATILE BLOOD-FLOW
ARTERIAL TREE
WALL THICKNESS
REDUCER STENT
HEART
RECONSTRUCTION
RETROPERFUSION
VASCULATURE
MORPHOMETRY
Optimal design of hierarchical grid-stiffened cylindrical shell structures based on linear buckling and nonlinear collapse analyses
期刊论文
THIN-WALLED STRUCTURES, 2017
Zhao, Yunong
;
Chen, Mingji
;
Yang, Fan
;
Zhang, Ling
;
Fang, Daining
收藏
  |  
浏览/下载:8/0
  |  
提交时间:2017/12/03
Stiffened cylindrical shell
Linear buckling analysis
Nonlinear collapse analysis
Optimization
Weight
WELD-INDUCED IMPERFECTIONS
STABILITY BEHAVIOR
PERFORMANCE GAINS
AXIAL-COMPRESSION
CUTOUT SUBJECT
OPTIMIZATION
SENSITIVITY
PLATES
PANELS
FRAMEWORK
Smoothed particle hydrodynamics with kernel gradient correction for modeling high velocity impact in two- and three-dimensional spaces
期刊论文
ENGINEERING ANALYSIS WITH BOUNDARY ELEMENTS, 2017
Zhang, Z. L.
;
Liu, M. B.
收藏
  |  
浏览/下载:5/0
  |  
提交时间:2017/12/03
Smoothed particle hydrodynamics (SPH)
Kernel gradient correction
High velocity impact (HVI)
Large deformation
Phase transition
UNDERWATER EXPLOSION
NUMERICAL-SIMULATION
SHAPED CHARGE
JET FORMATION
SPH METHOD
PENETRATION
FEASIBILITY
PROJECTILES
DYNAMICS
PLATES
A THERMODYNAMIC STUDY OF THE TWO-DIMENSIONAL PRESSURE-DRIVEN CHANNEL FLOW
其他
2016-01-01
Weinan, E.
;
Wang, Jianchun
收藏
  |  
浏览/下载:5/0
  |  
提交时间:2017/12/03
Poiseuille flow
subcritical transition
phase transition
statistical mechanics
action
PLANE POISEUILLE FLOW
EXACT COHERENT STRUCTURES
PIPE-FLOW
SHEAR FLOWS
TURBULENCE
STATES
BIFURCATIONS
INSTABILITY
TRANSITION
Influence of fluid flow on the stability and wetting transition of submerged superhydrophobic surfaces
期刊论文
SOFT MATTER, 2016
Xiang, Yaolei
;
Xue, Yahui
;
Lv, Pengyu
;
Li, Dandan
;
Duan, Huiling
收藏
  |  
浏览/下载:9/0
  |  
提交时间:2017/12/03
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