![]() We also find that the finite resolution reflection coefficient achieves its minimum value at a σmaxm > σmaxc Numerical experiments validate the analysis.ĪB - We present an analysis of the perfectly matched layer in cylindrical coordinates discretized with a staggered second-order accurate finite difference time domain method. ![]() For fixed discretization parameters, layer width, and a quadratic loss function, we find the numerical reflection produced by the discrete layer is accurately predicted by the infinite resolution reflection coefficient for σmax ∈ ,where σmax is the maximum value of the absorption parameter in the layer. N2 - We present an analysis of the perfectly matched layer in cylindrical coordinates discretized with a staggered second-order accurate finite difference time domain method. The author is with the Department of Mathematical Sciences, New Jersey Institute of Technology, Newark, NJ 07102 USA (e-mail: Digital Object Identifier 10.1109/TAP.2003.813626 This work was supported in part by Air Force Office of Scientific Research, Air Force Materials Command, USAF under AFOSR Grant F4-0031. Manuscript received Octorevised May 20, 2002. ![]() ![]() T1 - An analytical study of the discrete perfectly matched layer for the time-domain Maxwell equations in cylindrical coordinates
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