We describe electro-mechanical auto-oscillator which, when placed in contact with irregular acoustic cavity, can exhibit stimulated emission of ultrasound. Analytic model is constructed describing the device, which we propose as classical analogue of random laser.
© 2006 Optical Society of America
(030.0030) Coherence and statistical optics : Coherence and statistical optics
(030.1670) Coherence and statistical optics : Coherent optical effects
(290.0290) Scattering : Scattering
(290.4210) Scattering : Multiple scattering
A. G. Yamilov, R. W. Weaver, and O. Lobkis, "An Ultrasonic Analogue for a Random Laser," in Frontiers in Optics, OSA Technical Digest (CD) (Optical Society of America, 2006), paper FThB5.
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