Spectral and temporal characteristics of the photoinduced absorption in barium titanate were measured. Absorption peaks were observed at 450 and 820 nm with 60-msec decay times and at 775 nm with a 6-sec decay time.
© 1990 Optical Society of America
Original Manuscript: November 3, 1989
Manuscript Accepted: March 5, 1990
Published: May 15, 1990
G. A. Brost and R. A. Motes, "Photoinduced absorption in photorefractive barium titanate," Opt. Lett. 15, 538-540 (1990)