We experimentally demonstrated phase-matching between optical waves propagating in the same direction and sound wave in the cell of Rb vapor. Phase-matching occurs when group velocity of light is equal to the sound speed.
© 2004 Optical Society of America
(190.0190) Nonlinear optics : Nonlinear optics
(190.4180) Nonlinear optics : Multiphoton processes
(270.0270) Quantum optics : Quantum optics
(270.1670) Quantum optics : Coherent optical effects
Y. Rostovtsev, V. Sautenkov, A. Zhang, E. E. Mikhailov, G. R. Welch, and M. O. Scully, "Phase-matching between optical and sound waves in forward direction via ultra-slow light," in Conference on Lasers and Electro-Optics/International Quantum Electronics Conference and Photonic Applications Systems Technologies, Technical Digest (CD) (Optical Society of America, 2004), paper IMA6.
References are not available for this paper.