# MATLABtoStudythe Effect of Absorption Using

Jun 21st, 2015
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In mathematics, the Courant–Friedrichs–Lewy condition(CFL condition)isanecessaryconditionfor convergencewhile solvingcertain partialdifferential equations(usuallyhyperbolicPDEs)numerically.

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1-D Implementation of Maxwells Equations in MATLAB to Study the Effect of Absorption Using PMLPranav K Shrivastava,Vikas Rathi, Hemant S PokhariyaGraphic Era Unversity ,Dehradune-mail:{pranav.shantikunj,vikas.rth}@gmil.comAbstract: The Finite Difference Time Domain method (FDTD) uses centre-difference representations of the continuous partialThe 3D source free( J =0) Mxwells curl equations[5] a homogeneous medium are:Ez Ey = Hxdifferential equations to create iterative numericaldHExzEztHymodels of wave propagation. First we study theE = z x = tpropagation behavior of the wave in singledtEyExHzdimension without PML and in second part we study the absorption using PML for the same wave x y= tusing MATLAB environment.I. INTRODUCTIONFinite-differencetime-domain(FDTD)isapopular computational electrodynamics modeling technique. Since it is a H = Hz d E Hx dt Hy xHy z = Hz tHx y =

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