http://www.k-wave.org/forum/topic/unsmooth-waveforms-when-changing-source-radius-in-pa-waveforms-1d2d3d-example Support for the k-Wave MATLAB toolbox en-US Wed, 13 May 2026 05:18:17 +0000 http://bbpress.org/?v=1.0.2 q http://www.k-wave.org/forum/search.php http://www.k-wave.org/forum/topic/unsmooth-waveforms-when-changing-source-radius-in-pa-waveforms-1d2d3d-example#post-7752 Wed, 19 Aug 2020 16:59:43 +0000 Bradley Treeby 7752@http://www.k-wave.org/forum/ <p>Hi LiBai,</p> <p>There is a series of papers by <a href="https://scholar.google.co.uk/citations?user=w1mSLbwAAAAJ&amp;hl=en&amp;oi=sra">Gerald Diebold</a> that explain the origin of the shape of photoacoustic waves.</p> <p>Brad. </p> http://www.k-wave.org/forum/topic/unsmooth-waveforms-when-changing-source-radius-in-pa-waveforms-1d2d3d-example#post-7737 Tue, 18 Aug 2020 03:21:19 +0000 Libaidufubaijuyi 7737@http://www.k-wave.org/forum/ <p>Hi<br /> The Photoacoustic Waveforms 1D,2D,3D in K-Wave is a good example to help me understand the characteristics of photoacoustic signals. However, when I increase the value of source radius(source_radius =2 to source_radius = 5), the waveforms become unsmooth and have a wavy form. Can you help me understand this phenomena?</p> <p>thanks</p> <p>LiBai </p>