Open AccessCompact polarization converter in InP-based material
Author(s) -
M. V. Kotlyar,
L. Bolla,
M. Midrio,
Liam O’Faoláin,
Thomas F. Krauss
Publication year - 2005
Publication title -
optics express
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 1.394
H-Index - 271
ISSN - 1094-4087
DOI - 10.1364/opex.13.005040
Subject(s) - extinction ratio , optics , polarization (electrochemistry) , materials science , grating , diffraction grating , optoelectronics , circular polarization , physics , wavelength , chemistry , microstrip
We present a polarization converter using one-dimensional grating principles. The device is based on slanted slots etched deeply into an InP/InGaAsP heterostructure. Almost complete polarization conversion, with a 14 dB extinction ratio, is observed for a device less than 2 microm long.