ANALYSIS OF SELF-COLLIMATION BASED CAVITY RESONATOR FORMED BY PHOTONIC CRYSTAL
Author(s) -
N. Yogesh,
V. Subramanian
Publication year - 2010
Publication title -
progress in electromagnetics research m
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.216
H-Index - 31
ISSN - 1937-8726
DOI - 10.2528/pierm10012604
Subject(s) - photonic crystal , optics , resonator , collimated light , gyroscope , physics , divergence (linguistics) , materials science , optoelectronics , laser , linguistics , philosophy , quantum mechanics
The self-collimation efiect in photonic crystal is used for the realization of open cavity resonator formed by photonic prisms in a four-port arrangement. The conflnement, fleld enhancement and energy storage capabilities of the proposed cavity are explored in this paper. The efiect of dielectric losses included in the system and role of the position of line source in the conflnement efiect of the cavity are brought out. Decay of short Gaussian pulse placed inside the cavity is analyzed through flnite-difierence time-domain studies. Due to the high conflnement and divergence less beam propagation, utility of the proposed cavity for rotational gyroscope application is also revealed.
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