52.35.-g Waves, oscillations, and instabilities in plasmas and intense beams (see also 94.20.wf Plasma waves and instabilities in physics of the ionosphere; 94.30.cq MHD waves, plasma waves, and instabilities in physics of the magnetosphere; 96.50.Tf MHD waves, pl
By means of stereoscopy, dust-density waves in a CCP has been investigated. Fluorescent tracer particles have been used to track single particles within the waves. Analysis of velocity distributions, energy dissipation and wave crest motion has been done.