Pathogenic microorganisms are causative agents of various infectious diseases that are
becoming increasingly serious worldwide. For the successful treatment of pathogenic …

A lightweight and portable spectrometer is desirable for miniaturization and integration. The
unprecedented capability of optical metasurfaces has shown much promise to perform such …

One of the most promising and vibrant research areas in nanotechnology has been the field
of metasurfaces. These are two dimensional representations of metaatoms, or artificial …

We present a facile and efficient route to introduce in-plane nanopores on the graphene
sheets by activation of graphene aerogel (GA) with phosphoric acid (H 3 PO 4). Results from …

Optical devices are highly attractive for biosensing as they can not only enable quantitative
measurements of analytes but also provide information on molecular structures …

Graphene has emerged as a champion material for a variety of applications cutting across
multiple disciplines in science and engineering. Graphene and its derivatives have …

Conventional compact spectrometers have a fixed spectral resolution and cannot resolve
the polarization properties of light without additional optical elements, while their larger …

Novel water-dispersible and biocompatible chitosan-functionalized graphene (CG) has
been prepared by a one-step ball milling of carboxylic chitosan and graphite. Presence of …

Achieving broadband and multifunctional response through a single optical device is a
highly sought-after capability for various applications like microscopy and optical imaging …

Graphene plasmonics has recently attracted remarkable attention, with reports of numerous
intriguing properties and novel device demonstrations. As a two-dimensional (2-D) …