Title :
Novel ion-assisted antireflection coatings for lithium niobate devices
Author :
Davidson, J. ; Reid, Ian
Author_Institution :
British Telecom Res. Labs., Ipswich, UK
fDate :
4/27/1989 12:00:00 AM
Abstract :
A technique for producing single-layer antireflection coatings on lithium niobate is described, based on ion-assisted deposition of magnesium fluoride and silicon dioxide. Measurements show a lowest device reflectivity of -42 dB, at 1.55 mu m, using a silicon dioxide coating.
Keywords :
antireflection coatings; integrated optics; lithium compounds; magnesium compounds; optical communication equipment; reflectivity; silicon compounds; vapour deposition; 1.55 micron; LiNbO 3; MgF 2-LiNbO 3; SiO 2-LiNbO 3; integrated optics; ion-assisted antireflection coatings; ion-assisted deposition; optical fibre communications; reflectivity;
Journal_Title :
Electronics Letters
DOI :
10.1049/el:19890380
