Journal of computational physics, ISSN 0021-9991, 2013, Volume 233, Issue 1, pp. 400 - 413

We develop a new multiscale scheme for simulating micro/nano flows of high aspect ratio in the flow direction, e.g...

Molecular dynamics | Multiscale simulations | Hybrid method | Coupled solvers | Scale-separation | MOLECULAR-DYNAMICS | PARTICLE | PHYSICS, MATHEMATICAL | ARBITRARY GEOMETRIES | COMPUTER SCIENCE, INTERDISCIPLINARY APPLICATIONS | FLUID-FLOWS | CONTINUUM | PARALLEL | Mechanical engineering | Methods | Aerospace engineering | High aspect ratio | Computer simulation | Nanocomposites | Computation | Nanomaterials | Nanostructure | Channels | Multiscale methods

Molecular dynamics | Multiscale simulations | Hybrid method | Coupled solvers | Scale-separation | MOLECULAR-DYNAMICS | PARTICLE | PHYSICS, MATHEMATICAL | ARBITRARY GEOMETRIES | COMPUTER SCIENCE, INTERDISCIPLINARY APPLICATIONS | FLUID-FLOWS | CONTINUUM | PARALLEL | Mechanical engineering | Methods | Aerospace engineering | High aspect ratio | Computer simulation | Nanocomposites | Computation | Nanomaterials | Nanostructure | Channels | Multiscale methods

Journal Article

Engineering fracture mechanics, ISSN 0013-7944, 2016, Volume 153, pp. 151 - 170

•Cracks are predicted with standard solid finite elements with a high aspect ratio...

Mesh fragmentation technique | Tension damage model | Interface solid finite element | Arbitrary cracks | Quasi-brittle materials | REINFORCED-CONCRETE | FRAGMENTATION | STRONG DISCONTINUITIES | DAMAGE | ISSUES | INTERFACE ELEMENTS | MECHANICS | INTEGRATION SCHEME | NUMERICAL-SIMULATION | MATERIAL FAILURE | PLASTICITY | Usage | Models | Numerical analysis | Algorithms | Analysis | Finite element method | Fracture mechanics | Constitutive relationships | Mathematical analysis | Strategy | Mathematical models | Modelling | Standards

Mesh fragmentation technique | Tension damage model | Interface solid finite element | Arbitrary cracks | Quasi-brittle materials | REINFORCED-CONCRETE | FRAGMENTATION | STRONG DISCONTINUITIES | DAMAGE | ISSUES | INTERFACE ELEMENTS | MECHANICS | INTEGRATION SCHEME | NUMERICAL-SIMULATION | MATERIAL FAILURE | PLASTICITY | Usage | Models | Numerical analysis | Algorithms | Analysis | Finite element method | Fracture mechanics | Constitutive relationships | Mathematical analysis | Strategy | Mathematical models | Modelling | Standards

Journal Article

Physics of Fluids, ISSN 1070-6631, 04/2017, Volume 29, Issue 4, p. 45101

With the aid of direct numerical simulation, this paper presents a detailed investigation on the flow around a finite square cylinder at a fixed aspect ratio (AR...

FLAT-PLATE | GROUND PLANE | MECHANICS | CIRCULAR-CYLINDER | PHYSICS, FLUIDS & PLASMAS | TURBULENT-BOUNDARY-LAYER | RECTANGULAR PRISM | ARBITRARY MESHES | SHARP FLUID INTERFACES | SMALL ASPECT RATIO | FREE END | HORSESHOE VORTEX | Shedding | Direct numerical simulation | Computational fluid dynamics | Computer simulation | Vortices | Fluid flow | Mathematical models | Aspect ratio | Horseshoe vortices | Quadrupoles | Boundary layer | Cylinders

FLAT-PLATE | GROUND PLANE | MECHANICS | CIRCULAR-CYLINDER | PHYSICS, FLUIDS & PLASMAS | TURBULENT-BOUNDARY-LAYER | RECTANGULAR PRISM | ARBITRARY MESHES | SHARP FLUID INTERFACES | SMALL ASPECT RATIO | FREE END | HORSESHOE VORTEX | Shedding | Direct numerical simulation | Computational fluid dynamics | Computer simulation | Vortices | Fluid flow | Mathematical models | Aspect ratio | Horseshoe vortices | Quadrupoles | Boundary layer | Cylinders

Journal Article

JOURNAL OF MECHANICS OF MATERIALS AND STRUCTURES, ISSN 1559-3959, 07/2019, Volume 14, Issue 4, pp. 461 - 472

...) are outlined and numerical results are presented. The results are also compared to established elasticity solutions and validation of EHSAPT for plates of arbitrary aspect ratios is made...

arbitrary aspect ratio | sandwich panel | MECHANICS | plate | MATERIALS SCIENCE, MULTIDISCIPLINARY | EHSAPT

arbitrary aspect ratio | sandwich panel | MECHANICS | plate | MATERIALS SCIENCE, MULTIDISCIPLINARY | EHSAPT

Journal Article

JOURNAL OF MECHANICS OF MATERIALS AND STRUCTURES, ISSN 1559-3959, 07/2019, Volume 14, Issue 4, pp. 449 - 459

A new extended higher-order sandwich panel theory (EHSAPT) for orthotropic elastic sandwich plates is formulated. This new theory extends the one-dimensional...

Sandwich panel | MECHANICS | MATERIALS SCIENCE, MULTIDISCIPLINARY | plate | COMPOSITES | arbitrary aspect ratios | EHSAPT

Sandwich panel | MECHANICS | MATERIALS SCIENCE, MULTIDISCIPLINARY | plate | COMPOSITES | arbitrary aspect ratios | EHSAPT

Journal Article

Physics of plasmas, ISSN 1089-7674, 2016, Volume 23, Issue 4, p. 042503

As a follow-up on the drift-kinetic study of the non-local bootstrap current in the steep edge pedestal of tokamak plasma by Koh et al. [Phys. Plasmas 19,...

FINITE-ASPECT-RATIO | TRANSPORT | MODES | EQUILIBRIA | CONDUCTIVITY | PHYSICS, FLUIDS & PLASMAS | ARBITRARY COLLISIONALITY | Bootstrap Current | 70 PLASMA PHYSICS AND FUSION TECHNOLOGY | Edge Plasma | Numerical Simulation

FINITE-ASPECT-RATIO | TRANSPORT | MODES | EQUILIBRIA | CONDUCTIVITY | PHYSICS, FLUIDS & PLASMAS | ARBITRARY COLLISIONALITY | Bootstrap Current | 70 PLASMA PHYSICS AND FUSION TECHNOLOGY | Edge Plasma | Numerical Simulation

Journal Article

Plasma Physics and Controlled Fusion, ISSN 0741-3335, 09/2008, Volume 50, Issue 9, p. 095010

... by expanding the DKE in powers of rho*(i), the ratio of the ion gyroradius to system size. This includes the calculation of the first-order electrostatic potential via...

BOOTSTRAP CURRENT | PHYSICS, FLUIDS & PLASMAS | PLASMA TRANSPORT | TOKAMAK PLASMA | FIELD | ION THERMAL-CONDUCTIVITY | BANANA REGIME | PHYSICS, NUCLEAR | TOROIDAL CONFINEMENT SYSTEMS | FINITE ASPECT RATIO | ARBITRARY COLLISIONALITY REGIME | SIMULATIONS

BOOTSTRAP CURRENT | PHYSICS, FLUIDS & PLASMAS | PLASMA TRANSPORT | TOKAMAK PLASMA | FIELD | ION THERMAL-CONDUCTIVITY | BANANA REGIME | PHYSICS, NUCLEAR | TOROIDAL CONFINEMENT SYSTEMS | FINITE ASPECT RATIO | ARBITRARY COLLISIONALITY REGIME | SIMULATIONS

Journal Article

Physics of plasmas, ISSN 1070-664X, 2012, Volume 19, Issue 7, p. 072505

The edge bootstrap current plays a critical role in the equilibrium and stability of the steep edge pedestal plasma. The pedestal plasma has an unconventional...

FINITE-ASPECT-RATIO | MODES | GENERAL AXISYMMETRICAL EQUILIBRIA | PARTICLE SIMULATION | PHYSICS, FLUIDS & PLASMAS | REGIME | COEFFICIENTS | ARBITRARY COLLISIONALITY | SYSTEMS | VARIABLES | NEOCLASSICAL TRANSPORT | Simulation | Mathematical analysis | Exact solutions | Mathematical models | Tokamak devices | Magnetic fields | Aspect ratio | Plasma (physics) | TOPOLOGY | MAGNETIC SURFACES | PLASMA SIMULATION | MAGNETIC FIELD CONFIGURATIONS | PARTICLES | ELECTRONS | IONS | BOUNDARY LAYERS | COLLISIONS | TOKAMAK DEVICES | BOOTSTRAP CURRENT | ELECTRIC FIELDS | 70 PLASMA PHYSICS AND FUSION TECHNOLOGY | PLASMA | BANANA REGIME | ELECTROSTATICS | ASPECT RATIO

FINITE-ASPECT-RATIO | MODES | GENERAL AXISYMMETRICAL EQUILIBRIA | PARTICLE SIMULATION | PHYSICS, FLUIDS & PLASMAS | REGIME | COEFFICIENTS | ARBITRARY COLLISIONALITY | SYSTEMS | VARIABLES | NEOCLASSICAL TRANSPORT | Simulation | Mathematical analysis | Exact solutions | Mathematical models | Tokamak devices | Magnetic fields | Aspect ratio | Plasma (physics) | TOPOLOGY | MAGNETIC SURFACES | PLASMA SIMULATION | MAGNETIC FIELD CONFIGURATIONS | PARTICLES | ELECTRONS | IONS | BOUNDARY LAYERS | COLLISIONS | TOKAMAK DEVICES | BOOTSTRAP CURRENT | ELECTRIC FIELDS | 70 PLASMA PHYSICS AND FUSION TECHNOLOGY | PLASMA | BANANA REGIME | ELECTROSTATICS | ASPECT RATIO

Journal Article

Nuclear fusion, ISSN 0029-5515, 2012, Volume 52, Issue 8, pp. 083015 - 39

The spherical tokamak (ST) is a leading candidate for a Fusion Nuclear Science Facility (FNSF) due to its compact size and modular configuration. The National...

BOOTSTRAP CURRENT | ENERGY CONFINEMENT | ASPECT-RATIO TOKAMAK | PHYSICS, FLUIDS & PLASMAS | PELLET INJECTION | ARBITRARY COLLISIONALITY | H-MODE PLASMAS | DIII-D | NEOCLASSICAL TRANSPORT | HIGH-BETA-TOKAMAK | TURBULENCE SIMULATIONS | Engineering design | Reduction | Nuclear fusion | Balancing | Tokamak devices | Plasma (physics) | Elongation | Walls

BOOTSTRAP CURRENT | ENERGY CONFINEMENT | ASPECT-RATIO TOKAMAK | PHYSICS, FLUIDS & PLASMAS | PELLET INJECTION | ARBITRARY COLLISIONALITY | H-MODE PLASMAS | DIII-D | NEOCLASSICAL TRANSPORT | HIGH-BETA-TOKAMAK | TURBULENCE SIMULATIONS | Engineering design | Reduction | Nuclear fusion | Balancing | Tokamak devices | Plasma (physics) | Elongation | Walls

Journal Article

Computer methods in applied mechanics and engineering, ISSN 0045-7825, 2016, Volume 301, pp. 164 - 186

... of freedom typical of standard NURBS-based isogeometric collocation. Furthermore, T-splines allow to easily create highly non-uniform meshes without introducing elements with high aspect ratios...

Arbitrary-degree T-splines | Isogeometric analysis | Bézier extraction | Analysis-suitable T-splines | Kirchhoff plates | Collocation | LINEAR INDEPENDENCE | Bezier extraction | MESH | FLUID-STRUCTURE INTERACTION | SIMULATION | B-SPLINE | NURBS | DISCRETIZATIONS | MATHEMATICS, INTERDISCIPLINARY APPLICATIONS | MECHANICS | ENGINEERING, MULTIDISCIPLINARY | FORMULATIONS | CONSTRUCTION | FINITE-ELEMENT | High aspect ratio | Degrees of freedom | Approximation | Mathematical analysis | Mathematical models | Standards | Convergence

Arbitrary-degree T-splines | Isogeometric analysis | Bézier extraction | Analysis-suitable T-splines | Kirchhoff plates | Collocation | LINEAR INDEPENDENCE | Bezier extraction | MESH | FLUID-STRUCTURE INTERACTION | SIMULATION | B-SPLINE | NURBS | DISCRETIZATIONS | MATHEMATICS, INTERDISCIPLINARY APPLICATIONS | MECHANICS | ENGINEERING, MULTIDISCIPLINARY | FORMULATIONS | CONSTRUCTION | FINITE-ELEMENT | High aspect ratio | Degrees of freedom | Approximation | Mathematical analysis | Mathematical models | Standards | Convergence

Journal Article

Physics of Fluids, ISSN 1070-6631, 06/2016, Volume 28, Issue 6, p. 63307

The spatial and orientational behaviour of fibres within a suspension influences the rheological and mechanical properties of that suspension. An...

SPHEROIDAL PARTICLES | NEUTRALLY BUOYANT PARTICLES | MECHANICS | LARGE-EDDY SIMULATION | ELLIPSOIDAL PARTICLES | PHYSICS, FLUIDS & PLASMAS | CHANNEL FLOW | SHEAR-FLOW | ARBITRARY PARTICLE | NONSPHERICAL PARTICLES | DIRECT NUMERICAL SIMULATIONS | STOKES RESISTANCE | Long fibers | Turbulent flow | Translational motion | Fluid flow | Aspect ratio | Alignment | Density ratio | Large eddy simulation | Vorticity | Mathematical models | Buffers | Turbulence | Computer simulation | Computational fluid dynamics | Reynolds number | Mechanical properties | Euler-Lagrange equation | Short fibers | Velocity gradient | Particle inertia | Simulation | Quaternions | Flow velocity | Fiber orientation | Inertia | Rheological properties

SPHEROIDAL PARTICLES | NEUTRALLY BUOYANT PARTICLES | MECHANICS | LARGE-EDDY SIMULATION | ELLIPSOIDAL PARTICLES | PHYSICS, FLUIDS & PLASMAS | CHANNEL FLOW | SHEAR-FLOW | ARBITRARY PARTICLE | NONSPHERICAL PARTICLES | DIRECT NUMERICAL SIMULATIONS | STOKES RESISTANCE | Long fibers | Turbulent flow | Translational motion | Fluid flow | Aspect ratio | Alignment | Density ratio | Large eddy simulation | Vorticity | Mathematical models | Buffers | Turbulence | Computer simulation | Computational fluid dynamics | Reynolds number | Mechanical properties | Euler-Lagrange equation | Short fibers | Velocity gradient | Particle inertia | Simulation | Quaternions | Flow velocity | Fiber orientation | Inertia | Rheological properties

Journal Article

Journal of fluid mechanics, ISSN 0022-1120, 05/2014, Volume 746, pp. 53 - 84

... with large aspect ratio are compared with numerical results for the linearized Boltzmann equation...

Papers | computational methods | micro-/nano-fluid dynamics | rarefied gas flow | OPEN GASEOUS SYSTEMS | PHYSICS, FLUIDS & PLASMAS | ARBITRARY RAREFACTION | RAREFIED-GAS | SIMULATION | POISEUILLE | MONTE-CARLO | CASIMIR RECIPROCITY RELATIONS | NUMERICAL-SOLUTION | MECHANICS | THERMAL TRANSPIRATION FLOWS | Streamlines | Approximation | Creep | Computer simulation | Methodology | Velocity profiles | Molecular flow | Parallel plates | Heat flow | Flow rates | Flow pattern | Velocity distribution | Aspect ratio | Velocity | Spectral methods | Molecular modelling | Numerical analysis | Mathematical analysis | Boltzmann transport equation | Flow velocity | Mathematical models | Heat transmission | Mass flow | Linearization | Boltzmann equation | Creep (materials) | Channels

Papers | computational methods | micro-/nano-fluid dynamics | rarefied gas flow | OPEN GASEOUS SYSTEMS | PHYSICS, FLUIDS & PLASMAS | ARBITRARY RAREFACTION | RAREFIED-GAS | SIMULATION | POISEUILLE | MONTE-CARLO | CASIMIR RECIPROCITY RELATIONS | NUMERICAL-SOLUTION | MECHANICS | THERMAL TRANSPIRATION FLOWS | Streamlines | Approximation | Creep | Computer simulation | Methodology | Velocity profiles | Molecular flow | Parallel plates | Heat flow | Flow rates | Flow pattern | Velocity distribution | Aspect ratio | Velocity | Spectral methods | Molecular modelling | Numerical analysis | Mathematical analysis | Boltzmann transport equation | Flow velocity | Mathematical models | Heat transmission | Mass flow | Linearization | Boltzmann equation | Creep (materials) | Channels

Journal Article

13.
Full Text
Acoustic radiation force on a rigid elliptical cylinder in plane (quasi)standing waves

Journal of Applied Physics, ISSN 0021-8979, 12/2015, Volume 118, Issue 21, p. 214903

The acoustic radiation force on a 2D elliptical (non-circular) cylinder centered on the axis of wave propagation of plane quasi-standing and standing waves is...

CHEBYSHEV PARTICLES | PHYSICS, APPLIED | GENE DELIVERY | ULTRASONIC STANDING WAVES | ARBITRARY SIZE | ELASTIC CYLINDER | THEORETICAL CALCULATION | CYLINDRICAL-SHELLS | SOUND-SCATTERING | BESSEL BEAM TWEEZERS | POTENTIAL-WELL MODEL | Molecular dynamics | Analysis | Scattering (Physics) | FLUIDIC DEVICES | SERIES EXPANSION | PARTICLES | CLASSICAL AND QUANTUM MECHANICS, GENERAL PHYSICS | WAVELENGTHS | STABILIZATION | WAVE PROPAGATION | EQUATIONS | STANDING WAVES | BOUNDARY CONDITIONS | COMPUTERIZED SIMULATION | PARTIAL WAVES | SOUND WAVES | ASPECT RATIO | SCATTERING | CYLINDRICAL CONFIGURATION | LIQUIDS | SURFACES

CHEBYSHEV PARTICLES | PHYSICS, APPLIED | GENE DELIVERY | ULTRASONIC STANDING WAVES | ARBITRARY SIZE | ELASTIC CYLINDER | THEORETICAL CALCULATION | CYLINDRICAL-SHELLS | SOUND-SCATTERING | BESSEL BEAM TWEEZERS | POTENTIAL-WELL MODEL | Molecular dynamics | Analysis | Scattering (Physics) | FLUIDIC DEVICES | SERIES EXPANSION | PARTICLES | CLASSICAL AND QUANTUM MECHANICS, GENERAL PHYSICS | WAVELENGTHS | STABILIZATION | WAVE PROPAGATION | EQUATIONS | STANDING WAVES | BOUNDARY CONDITIONS | COMPUTERIZED SIMULATION | PARTIAL WAVES | SOUND WAVES | ASPECT RATIO | SCATTERING | CYLINDRICAL CONFIGURATION | LIQUIDS | SURFACES

Journal Article

Physics of Plasmas, ISSN 1070-664X, 03/2015, Volume 22, Issue 3, p. 32511

Verification of continuum solutions to the electron and ion drift kinetic equations (DKEs) in NIMROD [C. R. Sovinec et al., J. Comp. Phys. 195, 355 (2004)] is...

BOOTSTRAP CURRENT | GENERATING ORTHOGONAL POLYNOMIALS | PLASMA | CONDUCTIVITY | PHYSICS, FLUIDS & PLASMAS | REGIME | ARBITRARY COLLISIONALITY | NEOCLASSICAL TRANSPORT | FORMULAS | ASPECT RATIO | TOKAMAKS

BOOTSTRAP CURRENT | GENERATING ORTHOGONAL POLYNOMIALS | PLASMA | CONDUCTIVITY | PHYSICS, FLUIDS & PLASMAS | REGIME | ARBITRARY COLLISIONALITY | NEOCLASSICAL TRANSPORT | FORMULAS | ASPECT RATIO | TOKAMAKS

Journal Article

Physics of fluids (1994), ISSN 1089-7666, 2015, Volume 27, Issue 8, p. 083301

This paper investigates the effects of particle shape and Stokes number on the behaviour of non-spherical particles in turbulent channel flow. Although there...

LOW-REYNOLDS-NUMBER | MECHANICS | MOTION | HOMOGENEOUS TURBULENCE | DIFFERENT WALL ROUGHNESS | ELLIPSOIDAL PARTICLES | STATISTICS | PHYSICS, FLUIDS & PLASMAS | DEPOSITION | ARBITRARY PARTICLE | PREFERENTIAL CONCENTRATION | NUMERICAL SIMULATIONS | Slip velocity | Stokes number | Turbulent flow | Direct numerical simulation | Computational fluid dynamics | Computer simulation | Lagrangian equilibrium points | Shape effects | Reynolds number | Fluid flow | Aspect ratio | Ellipsoids | Air flow | Simulation | Energy | Particle interactions | Energy dissipation | Correlation analysis | Attenuation | Mathematical models | Turbulence intensity | Particle shape | Kinetic energy | Channel flow | FLUIDS | TURBULENT FLOW | WALLS | PARTICLES | CLASSICAL AND QUANTUM MECHANICS, GENERAL PHYSICS | COMPUTERIZED SIMULATION | SLIP VELOCITY | SHAPE | REYNOLDS NUMBER | ORIENTATION | KINETIC ENERGY | TURBULENCE | STOKES NUMBER

LOW-REYNOLDS-NUMBER | MECHANICS | MOTION | HOMOGENEOUS TURBULENCE | DIFFERENT WALL ROUGHNESS | ELLIPSOIDAL PARTICLES | STATISTICS | PHYSICS, FLUIDS & PLASMAS | DEPOSITION | ARBITRARY PARTICLE | PREFERENTIAL CONCENTRATION | NUMERICAL SIMULATIONS | Slip velocity | Stokes number | Turbulent flow | Direct numerical simulation | Computational fluid dynamics | Computer simulation | Lagrangian equilibrium points | Shape effects | Reynolds number | Fluid flow | Aspect ratio | Ellipsoids | Air flow | Simulation | Energy | Particle interactions | Energy dissipation | Correlation analysis | Attenuation | Mathematical models | Turbulence intensity | Particle shape | Kinetic energy | Channel flow | FLUIDS | TURBULENT FLOW | WALLS | PARTICLES | CLASSICAL AND QUANTUM MECHANICS, GENERAL PHYSICS | COMPUTERIZED SIMULATION | SLIP VELOCITY | SHAPE | REYNOLDS NUMBER | ORIENTATION | KINETIC ENERGY | TURBULENCE | STOKES NUMBER

Journal Article

Powder Technology, ISSN 0032-5910, 2010, Volume 202, Issue 1, pp. 1 - 13

This paper contains a critical review of available methodology for dealing with the motion of non-spherical particles at higher Reynolds numbers in the...

Non-spherical particles | Particle equation of motion | Gas–solid interaction | Dispersed multiphase flow | Gas-solid interaction | ARBITRARY PARTICLE | LASER DIFFRACTION | SHEAR-FLOW | SIZE | DRAG COEFFICIENT | FALLING DISKS | STOKES RESISTANCE | ENGINEERING, CHEMICAL | SHAPE | CYLINDRICAL PARTICLES | VISCOUS-FLUID | Turbulence | Turbulent flow | Computational fluid dynamics | Drag | Methodology | Reynolds number | Fluid flow | Mathematical models | Dealing

Non-spherical particles | Particle equation of motion | Gas–solid interaction | Dispersed multiphase flow | Gas-solid interaction | ARBITRARY PARTICLE | LASER DIFFRACTION | SHEAR-FLOW | SIZE | DRAG COEFFICIENT | FALLING DISKS | STOKES RESISTANCE | ENGINEERING, CHEMICAL | SHAPE | CYLINDRICAL PARTICLES | VISCOUS-FLUID | Turbulence | Turbulent flow | Computational fluid dynamics | Drag | Methodology | Reynolds number | Fluid flow | Mathematical models | Dealing

Journal Article