We propose and describe a new method of optical matrix-vector multiplication by using four-wave mixing in photorefractive media. Using a BaTiO3 crystal, we have demonstrated such a parallel multiplication. The results are presented and discussed.
© 1987 Optical Society of America
Pochi Yeh and Arthur E. T. Chiou, "Optical matrix-vector multiplication through four-wave mixing in photorefractive media," Opt. Lett. 12, 138-140 (1987)