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Demonstration of High-Q Photonic Crystal H1-defect Nanocavities after Closing of Photonic Bandgap

Aniwat Tandaechanurat, Satoshi Iwamoto, Masahiro Nomura, Naoto Kumagai, Yasuhiko Arakawa

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Abstract

We demonstrate an increase of Q after closing of the photonic bandgap by just increasing slab thickness. This counter intuitive behavior results from the weak coupling between the cavity mode and the 2nd-guided mode.

About this research paper

What this paper is about

We demonstrate an increase of Q after closing of the photonic bandgap by just increasing slab thickness. This counter intuitive behavior results from the weak coupling between the cavity mode and the 2nd-guided mode.

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Method / approach

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Available abstract

We demonstrate an increase of Q after closing of the photonic bandgap by just increasing slab thickness. This counter intuitive behavior results from the weak coupling between the cavity mode and the 2nd-guided mode.

Key concepts: Photonic crystal, Closing (real estate), Band gap, Optoelectronics, Slab, Photonics, Mode (computer interface), Coupling (piping)

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