Graphene is a novel two‐dimensional material composed of a one‐atom‐thick planar sheet
of sp2‐bonded carbon atoms perfectly arranged in a honeycomb lattice that has exceptional …

A set of biocompatible, biodegradable, and biofunctionalizable diffractive optical elements
(DOEs) using silk proteins as the building materials is reported. The diffraction pattern of a …

Surface-enhanced Raman spectroscopy (SERS) holds exceptional promise as a
streamlined chemical detection strategy for biological and environmental contaminants …

We present an original, low-cost nanoplasmonic (bio) sensor based on crossed surface
relief gratings (CSRGs) generated from orthogonally superimposed surface relief gratings …

Inspired by nature's ability to shape soft biological materials to exhibit a range of optical
functionalities, we report femtosecond (fs) laser-induced densification as a new method to …

This work proposes a quick measurement of the refractive index of dielectric nanofilm via a
fabricated topological grating that comprises indium tin oxide (ITO) strips and nanowalls with …

In this study, a high-efficiency single-pulsed femtosecond laser assisted with chemical wet
etching method has been proposed to obtain large-area concave microlens array (MLA) …

The development of nanoscale optical sensors is desirable for a broad range of
applications, including wearable medical‐diagnostics, biochemical detection, and …

Strong coupling between light and matter forms hybrid states, such as exciton–polaritons,
which are crucial for advancements in quantum science and technology. Plasmonic metal …

Optical refractive index (RI) sensors, with the advantages of fast response, resistance to
electromagnetic interference, and more options for signal collection, are widely used in …