Using echo dynamics we probe diffusive or localized random media even in the presence of absorption. Our theory, based on a random matrix approach, are supported by experimental measurements with disordered quasi-one-dimensional waveguides.
© 2009 OSA
T. Kottos, "Probing Localization in Absorbing Systems via Loschmidt Echos," in Frontiers in Optics 2009/Laser Science XXV/Fall 2009 OSA Optics & Photonics Technical Digest, OSA Technical Digest (CD) (Optical Society of America, 2009), paper FTuJ1.
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