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open boundary

Thermal Simulations, Open Boundary Conditions and Switches

Thermal Simulations, Open Boundary Conditions and Switches

... Abstract. S U(N) gauge theories on compact spaces have a non-trivial vacuum structure characterized by a countable set of topological sectors and their topological charge. In lattice simulations, every topological sector ...

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Improved Open Boundary Model for Plasma Particle Simulations

Improved Open Boundary Model for Plasma Particle Simulations

... improved open boundary model whose computations are free from the above problem and a one-dimensional electrostatic code that adopts this new model and is applicable to the auro- ral MMI simulation ...

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Improving Water Level Forecast of an Oceanographic Model in Malacca Strait Based on Data-Driven Open Boundary Correction

Improving Water Level Forecast of an Oceanographic Model in Malacca Strait Based on Data-Driven Open Boundary Correction

... prescribed open boundary of model have significantly improved the water level representation in Malacca ...the open boundary condition of the numerical ...near boundary are first ...

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Comparative Study on the Open Boundary Conditions of Shallow Flows

Comparative Study on the Open Boundary Conditions of Shallow Flows

... Such boundary conditions have been studied in the various fields such as acoustics, electrodynamics, solid mechanics, fluid dynamics, civil engineering, geophysics, meteorology, environmental science, and plasma ...

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Open Boundary Condition for Particle Simulation in Magnetic Reconnection Research

Open Boundary Condition for Particle Simulation in Magnetic Reconnection Research

... the boundary. The problems in the downstream boundary condition of particles are how many particles come into the system and how to assign the positions and velocities of these incoming ...the ...

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Symmetries and boundary conditions with a twist

Symmetries and boundary conditions with a twist

... to boundary condition, which may or may not preserve the symmetry of the infinite ...between boundary conditions and conservation laws. The conflict between open boundary conditions and ...

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Electromagnetic modelling of dielectric loaded aperiodic gyrotron beam tunnels

Electromagnetic modelling of dielectric loaded aperiodic gyrotron beam tunnels

... Abstract. We present a new modelling approach for the dielectric loaded gyrotron beam tunnel. We treat the problem realistically as a finite sized structure by considering for the first time open boundary ...

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On the tides and resonances of Hudson Bay and Hudson Strait

On the tides and resonances of Hudson Bay and Hudson Strait

... In the extreme northwest, the model closes off the narrow Fury and Hecla Strait which connects Foxe Basin with the Gulf of Boothia. The east of the strait is blocked by Elder and Ormonde islands, with the largest of the ...

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The Su-Schrieffer-Heeger model applied to chains of finite length, Phys.

The Su-Schrieffer-Heeger model applied to chains of finite length, Phys.

... We discuss both the ground-state properties and the kink-antikink dynamics of finite conjugated chains, using the Su-Schrieffer-Heeger Hamiltonian with a boundary term added. We establish a clear relationship ...

7

Boundary conditions and the residual entropy of ice systems

Boundary conditions and the residual entropy of ice systems

... periodic boundary conditions. In this work we investigate how boundary conditions affect the calculation of the residual entropy for square, cubic, and hexagonal lattices using periodic, antiperiodic, and ...

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Absorbing–generating seaward boundary conditions for fully coupled hydro morphodynamical solvers

Absorbing–generating seaward boundary conditions for fully coupled hydro morphodynamical solvers

... This paper presents a new technique to compute open boundary conditions for fully-coupled hydro-morphodynamical numerical solvers based on the Non- Linear Shallow Water and the Exner equations. These ...

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TOPOGRAPHIC WAVES IN OPEN DOMAINS .1. BOUNDARY-CONDITIONS AND FREQUENCY ESTIMATES

TOPOGRAPHIC WAVES IN OPEN DOMAINS .1. BOUNDARY-CONDITIONS AND FREQUENCY ESTIMATES

... Considering suitable boundary conditions on the open boundary between the subdomain and the remainder of the whole domain gives upper and lower bounds and estimates [r] ...

9

Simulation of Atmospheric Boundary Layer in an Open-Loop Wind Tunnel Using Spire-Roughness-Element Technique

Simulation of Atmospheric Boundary Layer in an Open-Loop Wind Tunnel Using Spire-Roughness-Element Technique

... Based on the literature reviewed in Chapter 2, the method of designing triangular shape spires developed by Irwin (1979) is adopted. According to the Irwin’s model, as shown in Figure 3.7, the spires should be mounted at ...

170

Boundary Stabilization of a More General Kirchhoff Type Beam Equation

Boundary Stabilization of a More General Kirchhoff Type Beam Equation

... Simultaneously, considering the viscous effect of material, damping of medium, geometrical nonlinearity, physical nonlinearity, we set up a more general equation of beam subjected to axial force and external load. We ...

5

Analysis of Dynamics of Boundary Shape Perturbation of a Rotating Elastoplastic Radially Inhomogeneous Plane Circular Disk: Analytical Approach

Analysis of Dynamics of Boundary Shape Perturbation of a Rotating Elastoplastic Radially Inhomogeneous Plane Circular Disk: Analytical Approach

... of boundary shape perturbation (with the use of simplest numerical procedures at certain stage) which reduces essentially the amount of calculations and at the same time facilitates fruitful application of various ...

6

Discrete Artificial Boundary Conditions for the Lattice Boltzmann Method in 2D

Discrete Artificial Boundary Conditions for the Lattice Boltzmann Method in 2D

... the boundary. If the boundary is given physically as a wall, then often no-slip boundary conditions are ...For open boundaries, which are not aligned with a physical boundary, sometimes ...

19

Automatic Music Boundary Detection Using Short Segmental Acoustic Similarity in a Music Piece

Automatic Music Boundary Detection Using Short Segmental Acoustic Similarity in a Music Piece

... detected boundary is considered to be correct if the boundary falls within 5 seconds of the actual ...music boundary, the precision and the recall rates become less than 30%, and the system does not ...

10

Low order modelling of flow control techniques for turbulent skin friction reduction

Low order modelling of flow control techniques for turbulent skin friction reduction

... Following these ideas a computational parallelisation was implemented employing Message-Passing protocols aiming to speed-up simultaneous multiple spanwise modes simulations. In particular, this sort of parallel ...

264

Upland farming and wilding

Upland farming and wilding

... common rights by the farms which graze livestock upon it, populating an area of land referred to as a heft or heaf. The fell itself is a mosaic of poor agricultural potential, but high conservation value, semi-natural ...

6

Local time extent of magnetopause reconnection using space–ground coordination

Local time extent of magnetopause reconnection using space–ground coordination

... The velocity field of the dayside cusp ionosphere during the satellite measurements is shown in Fig. 2a–c. Figure 2a shows the radar LOS measurements at 21:25 UT, as denoted by the color tiles, and the merged vectors, as ...

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