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59
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JSCIC
2008
47views more  JSCIC 2008»
14 years 9 months ago
Positive Scheme Numerical Simulation of High Mach Number Astrophysical Jets
High Mach number astrophysical jets are simulated using a positive scheme, and are compared with WENO-LF simulations. A version of the positive scheme has allowed us to simulate as...
Youngsoo Ha, Carl L. Gardner
64
Voted
JSCIC
2008
66views more  JSCIC 2008»
14 years 9 months ago
Mesh Redistribution Strategies and Finite Element Schemes for Hyperbolic Conservation Laws
In this work we consider a new class of Relaxation Finite Element schemes for Conservation Laws, with more stable behavior on the limit area of the relaxation parameter. Combine t...
Christos Arvanitis
JSCIC
2008
79views more  JSCIC 2008»
14 years 9 months ago
A New Ghost Cell/Level Set Method for Moving Boundary Problems: Application to Tumor Growth
Abstract In this paper, we present a ghost cell/level set method for the evolution of interfaces whose normal velocity depend upon the solutions of linear and nonlinear quasi-stead...
Paul Macklin, John Lowengrub
61
Voted
JSCIC
2008
58views more  JSCIC 2008»
14 years 9 months ago
A Local Semi-Implicit Level-Set Method for Interface Motion
Abstract This paper proposes and implements a novel hybrid level set method which combines the numerical efficiency of the local level set approach with the temporal stability affo...
David Salac, Wei Lu
73
Voted
JSCIC
2008
129views more  JSCIC 2008»
14 years 9 months ago
Level Set Equations on Surfaces via the Closest Point Method
Abstract Level set methods have been used in a great number of applications in R2 and R3 and it is natural to consider extending some of these methods to problems defined on surfac...
Colin B. Macdonald, Steven J. Ruuth