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Displacement-sensitive photonic crystal structures based on guided resonance in photonic crystal slabs
Displacement-sensitive photonic crystal structures guided resonance photonic crystal slabs
2015/8/11
We introduce a mechanically tunable photonic crystal structure consisting of coupled photonic crystal slabs. Using both analytic theory, and first-principles finite-difference time-domain ...
Resonance-enhanced optical forces between coupled photonic crystal slabs
Modes Guided waves Optical forces
2015/8/10
The behaviors of lateral and normal optical forces between coupled photonic crystal slabs are analyzed. We show that the optical force is periodic with displacement, resulting in stable and unstable e...
Aligning microcavity resonances in silicon photonic-crystal slabs using laser-pumped thermal tuning
Aligning microcavity resonances silicon photonic-crystal slabs laser-pumped thermal tuning
2015/8/10
We report the postfabrication alignment of multiple microcavity resonances in silicon photonic-crystal !PhC" slabs using laser-pumped thermal tuning. The thermal gradient resulting from a focused lase...
Analysis of guided-resonance-based polarization beam splitting in photonic crystal slabs
Analysis guided-resonance-based polarization beam splitting photonic crystal slabs
2015/8/10
We present an analysis of the phase and amplitude responses of guided resonances in a photonic crystal slab.Through this analysis, we obtain the general rules and conditions under which a photonic cry...
Air-bridged photonic crystal slabs at visible and near-infrared wavelengths
Air-bridged photonic crystal slabs visible near-infrared wavelengths
2015/8/11
Air-bridged photonic crystal slabs are demonstrated at visible and near-infrared wavelengths. We present experimental and theoretical studies of the transmission spectra of air-bridged photonic crysta...
Radiation loss of coupled-resonator waveguides in photonic-crystal slabs
Radiation loss coupled-resonator waveguides photonic-crystal slabs
2015/8/11
The authors characterize the intrinsic radiation loss of coupled-resonator optical waveguides by defining a waveguide-quality factor Q. They find that tuning an isolated resonator in a pho...
The modelling of high-contrast photonic crystal slabs using the novel extension of the effective index method
photonic crystal slabs effective index method
2011/4/28
This paper presents a new approach to determination of the band structure in two-dimensional (2D) photonic crystal slabs using the enhanced effective index approximation. The proposed method remains v...
Photonic crystal slabs demonstrating strong broadband suppression of transmission in the presence of disorders
Photonic crystal slabs strong broadband suppression transmission disorders
2015/8/11
We characterize the transmission spectra of out-of-plane, normal-incidence light of two-dimensional silicon photonic crystal slabs and observe excellent agreement between the measured data and finite-...
Displacement sensing using evanescent tunneling between guided resonances in photonic crystal slabs
Displacement sensing evanescent tunneling between guided resonances photonic crystal slabs
2015/8/11
Using both analytic theory and first-principles finite-difference time-domain simulations, we introduce a displacement sensing mechanism using photonic crystal slabs coupled in the near-&#...
Creating large bandwidth line defects by embedding dielectric waveguides into photonic crystal slabs
bandwidth line defects embedding dielectric waveguides photonic crystal slabs
2015/8/11
We introduce a general designing procedure that allows us, for any given photonic crystal slab, to create an appropriate line defect structure that possesses single-mode bands with large bandwidth and...
Analysis of guided resonances in photonic crystal slabs
guided resonances photonic crystal slabs
2015/8/11
We present a three-dimensional analysis of guided resonances in photonic crystal slab structures that leads to a new understanding of the complex spectral properties of such systems. Specificall...