SPIE Proceedings [SPIE Saratov Fall Meeting 2002 Laser Physics and Photonics, Spectroscopy, and Molecular Modeling III; Coherent Optics of Ordered and Random Media III - Saratov, Russian Federation (Tuesday 1 October 2002)] Saratov Fall Meeting 2002: Laser Physics and Photonics, Spectroscopy, and Molecular Modeling III; Coherent Optics of Ordered and Random Media III - Angle dependence of chromatic polarization converstion of terahertz radiation by a density-modulated two-dimensional electron system