Optical sensors are widely used for refractive index measurement in chemical, biomedical,
and food processing industries. Due to specific field distribution of the resonances, optical …

The unique and striking material properties of chalcogenide glasses have been studied for
decades, providing applications in the electronics industry, imaging and more recently in …

Photonic integration on thin flexible plastic substrates is important for emerging applications
ranging from the realization of flexible interconnects to conformal sensors applied to the …

Nanophotonics, manipulating light–matter interactions at the nanoscale, is an appealing
technology for diversified biochemical and physical sensing applications. Guided-wave …

Optical sensors represent a vitally important class of analytical tools that have been used to
provide chemical information ranging from analyte concentration and binding kinetics to …

For a number of years, the scientific community has been paying growing attention to the
monitoring and enhancement of public health and the quality of life through the detection of …

While the vast majority of integrated photonic devices are traditionally fabricated on rigid
substrates, photonic integration of both passive and active photonic devices on flexible …

We report the characteristics of low-loss chalcogenide waveguides for sensing in the mid-
infrared (MIR). The waveguides consisted of a Ge_11. 5As_24Se_64. 5 rib waveguide core …

A century after the first optical cavity, coupled resonator optical waveguides (CROWs) were
conceived as a new way to guide light on a photonic chip. Controlling chains of coupled …

We propose a design tool for dielectric optical resonator-based biochemical refractometry
sensors. Analogous to the widely accepted photodetector figure of merit, the detectivity D …