We show experimentally the existence of defect modes in mutually coupled microring resonator arrays fabricated in silicon-on-insulator technology. The movements of donor-like and acceptor-like modes are demonstrated for various defect lengths, in good agreement with earlier theoretical prediction.
© 2008 Optical Society of America
Original Manuscript: June 12, 2008
Revised Manuscript: July 15, 2008
Manuscript Accepted: July 21, 2008
Published: August 19, 2008
Landobasa Y. M. Tobing, Pieter Dumon, Roel Baets, and Mee-Koy Chin, "Demonstration of defect modes in coupled microresonator arrays fabricated in silicon-on-insulator technology," Opt. Lett. 33, 1939-1941 (2008)