Thanks to advanced semiconductor microfabrication technology, chip-scale integration and
miniaturization of lab-on-a-chip components, silicon-based optical biosensors have made …

Abstract In 1987, Yablonovitch and John proposed an artificial dielectric structure known as
Photonic crystals (PhCs) consisting of periodic and random variation of the refractive index …

Biosensors are extensively employed for diagnosing a broad array of diseases and
disorders in clinical settings worldwide. The implementation of biosensors at the point-of …

The application of portable, easy‐to‐use and highly sensitive lab‐on‐a‐chip biosensing
devices for real‐time diagnosis could offer significant advantages over current analytical …

The sudden rise of the worldwide severe acute respiratory syndrome coronavirus 2 (SARS-
CoV-2) pandemic in early 2020 has called into drastic action measures to perform instant …

In contemporary science and technology, photonic sensors are essential. They may be
made to be extremely resistant to some physical parameters while also being extremely …

This review covers photonic crystal cavities (PCCs) and their applications in optical sensors,
with a particular focus on the structures of different PCCs. For each kind of optical sensor …

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 …

The ability to selectively redirect specific wavelengths of light has attracted a lot attention for
photonic crystal materials. Presently, there is a wealth of research relating to the fabrication …