We demonstrate numerically that reabsorption of emitted light in diffusive random media suppresses feedback from the unpumped part of sample. The lasing modes are dramatically different from quasimodes of the passive system.
© 2005 Optical Society of America
A. G. Yamilov, A. L. Burin, X. H. Wu, and H. Cao, "Absorption Induced Confinement of Lasing Modes in Diffusive Random Medium," in Frontiers in Optics, OSA Technical Digest Series (Optical Society of America, 2005), paper FWQ3.
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