Under certain conditions, a resonance phenomenon can occur in waveguide grating
structures. Such structures have multilayer configuration, the most basic of which is …

Infrared (IR) spectroscopic imaging seemingly matured as a technology in the mid-2000s,
with commercially successful instrumentation and reports in numerous applications. Recent …

High quality (Q) factor optical resonators are indispensable for many photonic devices.
While very large Q-factors can be obtained theoretically in guided-mode settings, free-space …

Colloidal quantum dots display a wide range of novel optical properties that could prove
useful for many applications in photonics. Here, we report the enhancement of fluorescence …

Single-layer subwavelength periodic waveguide films with binary profiles are applied to
design numerous passive guided-mode resonance elements. It is shown that the grating …

A novel approach for the detection of molecular interactions is presented in which a
colorimetric resonant diffractive grating surface is used as a surface binding platform. A …

Various optical elements with subwavelength structured surfaces have been developed. The
periods of the subwavelength structures are too short to generate diffracted light waves. But …

A new ray picture model based on the multiple interference of light waves in dielectric
resonant grating–waveguide structures is presented. The model clearly elucidates the …

Guided-mode resonant grating filters have numerous applications. However, in weakly
modulated gratings designed for use at normal incidence, the filtering resonance of these …

We report a novel high-quality (Q) factor optical resonator using a subwavelength high-
contrast grating (HCG) with in-plane resonance and surface-normal emission. We show that …