Download or read book FDTD Modeling of Light Propagation and Correlations in Active Random Media written by Shih-Hui Chang and published by . This book was released on 2004 with total page pages. Available in PDF, EPUB and Kindle. Book excerpt: This research has improved the understanding of how the optical gain of active random materials affects light localization. The four-level two-electron model of optical gain media may be the most sophisticated yet reported.