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2023年10月17日，南京农业大学工学院康敏教授团队在国际权威TOP期刊《Surface & Coatings Technology》(IF=5.4，南农A类期刊)上发表题为“Evaluation of thermal shock failure mechanism of arc-sprayed Fe-based coatings deposited on different substrate...
Academy of Mathematics and Systems Science, CAS Colloquia & Seminars：Resolvent problem for linearized compressible Navier-Stokes equations with free surface
自由曲面 线性可压缩 纳维-斯托克斯方程 解问题
2023/4/28
In this talk, we will discuss the resolvent problem for the linearized one of the free surface problem of compressible, viscous and heat-conducting fluid, which is a problem in an infinite strip domai...
MAPPING CLASS GROUP DYNAMICS ON SURFACE GROUP REPRESENTATIONS
GROUP DYNAMICS GROUP REPRESENTATIONS
2015/9/29
Deformation spaces Hom(π, G)/G of representations
of the fundamental group π of a surface Σ in a Lie group G admit natural actions of the mapping class group ModΣ, preserving a
Poisson structure. Wh...
Design of free-surface interfaces using RANS equations
Design free-surface interfaces RANS equations
2015/7/3
In this paper, the continuous adjoint methodology to compute shape sensitivities in free-surface hydrodynamic design problems (RANS governing systems) has been developed.
Shape Sensitivity of Free-Surface Interfaces Using a Level Set Methodology
Shape Sensitivity Free-Surface Interfaces Level Set Methodology
2015/7/3
In this paper we develop the continuous adjoint methodology to compute shape sensitivi ties in free-surface hydrodynamic design problems using the incompressible Euler equations and the level set meth...
Implicit J2-bounding surface plasticity using Prager’s translation rule
computational plasticity implicit integration bounding surface plasticity multiaxial behaviour
2015/7/1
A bounding surface J2-plasticity model that uses Prager’s translation rule is presented. The model preserves Masing’s rules and is developed from the same ideas as classical innitesimal J2-plasticity...
On a new type of solitary surface waves in finite water depth
Solitary wave peaked crest progressive wave fully nonlinear
2012/4/24
In this paper, a new type of solitary surface waves in a finite water depth is found by analytically solving the fully nonlinear wave equations. Using a new type of base functions which decays exponen...
Surface Nanobubble Nucleation Visualized with TIRF Microscopy
Surface Nanobubble Nucleation Visualized TIRF Microscopy Fluid Dynamics
2012/4/24
Nanobubbles are observed with optical microscopy using the total internal reflection fluorescence (TIRF) excitation. We report on TIRF visualization using Rhodamine 6G at 5$\mu\,$M concentration which...
Realistic time-scale fully atomistic simulations of surface nucleation of dislocations in pristine nanopillars
Dislocations Molecular Dynamics Atomistic simulation Nucleation Activation Energy
2012/2/27
We use our recently proposed accelerated dynamics algorithm (Tiwary and van de Walle, 2011) to calculate temperature and stress dependence of activation free energy for surface nucleation of dislocati...
Observation of depth-induced properties in wave turbulence on the surface of a fluid
depth-induced properties wave turbulence fluid
2011/9/2
We report the observation of changes in the wave turbulence properties of gravity-capillary surface waves due to a finite depth effect. When the fluid depth is decreased, a hump is observed on the wav...
A boundary element method for the simulation of non-spherical bubbles and their interactions near a free surface
boundary element method singularities solid angle bubble jetting
2012/2/24
The basic principle and numerical technique for simulating two three-dimensional bubbles near a free surface are studied in detail by using boundary element method. The singularities of influence coef...
Drag Coefficient of a Spherical Particle Attached on the Flat Surface
Drag coefficient Boundary layer Numerical simulation Reynolds number
2016/3/28
The previous analytical solution for the drag coefficient (Cd) for a spherical particle attached on the flat surface, which
was derived by O’Neill (1968), is only valid in the creeping flow condition...
Boundary layer flow over a moving surface in a nanofluid with suction or injection
Nanofluid Moving plate Boundary layer Suction/injection Dual solutions
2012/2/24
An analysis is performed to study the heat transfer characteristics of steady two-dimensional boundary layer flow past a moving permeable flat plate in a nanofluid. The effects of uniform suction and ...
Validation of a CIP-based tank for numerical simulation of free surface flows
CIP method THINC scheme Free surface flow Wave breaking Wave tank
2012/2/28
A constrained interpolation profile CIP-based numerical tank is developed to simulate violent free surface flows. The numerical simulation is performed by the CIP-based Cartesian grid method, which is...
Effects of polar cortical cytoskeleton and unbalanced cortical surface tension on intercellular bridge thinning during cytokinesis
Cytokinesis Normal rat kidney epithelial cells Intercellular bridge
2012/2/28
To probe the contributions of polar cortical cytoskeleton and the surface tension of daughter cells to intercellular bridge thinning dynamics during cytokinesis, we applied cytochalasin D (CD) or colc...