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. Author manuscript; available in PMC: 2015 May 19.
Published in final edited form as: IEEE Trans Ultrason Ferroelectr Freq Control. 2009 Mar;56(3):474–488. doi: 10.1109/TUFFC.2009.1066

Fig. 7.

Fig. 7

Nonlinear propagation of a plane wave as calculated by the FDTD nonlinear full-wave algorithm and the Galerkin scheme. A time domain waveform is shown on the left and the power spectrum is shown on the right.