The appearance of subharmonics with the aid of an applied square-wave field is reported for the first time to our knowledge. It is shown that the intensity and the order of the subharmonics are dependent on the repetition rate of the square wave.
© 1992 Optical Society of America
Original Manuscript: September 13, 1991
Published: February 15, 1992
J. Takacs and L. Solymar, "Subharmonics in Bi12SiO20 with an applied ac electric field," Opt. Lett. 17, 247-248 (1992)