In this chapter, use of the PML ABC in two typical applications of the FDTD method is described with details. The numerical reflection observed from the PML is interpreted and the PML parameters are optimized so as to reduce the computational cost of the PML while preserving a satisfactory simulation of free space.

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Optimization of the PML ABC in Wave-Structure Interaction and Waveguide Problems

  • Jean-Pierre Bérenger

摘要

In this chapter, use of the PML ABC in two typical applications of the FDTD method is described with details. The numerical reflection observed from the PML is interpreted and the PML parameters are optimized so as to reduce the computational cost of the PML while preserving a satisfactory simulation of free space.