Nanotechnology is an emerging field of science. The base of nanotechnology is
nanoparticles. The size of nanoparticles ranges from 1 to 100 nm. The nanoparticles are …

The discovery of the first Single-Molecule Magnet, Mn12-ac, in 1993 changed the
perspective of how information can be stored. The current bit, occupying few hundreds of …

The magnetic and electronic behaviors of four toxic gas molecules (CO, NH 3, NO, and NO
2) adsorbed on intrinsic and defective (VW/WS 2 or VS/WS 2) WS 2 are systematically …

Along with the progress of nanoscience and nanotechnology, nanomaterials with attractive
structural and functional properties have gained more attention than ever before, especially …

This paper presents an overview of semiconductor materials used in gas sensors, their
technology, design, and application. Semiconductor materials include metal oxides …

A novel class of carbon nanotube (CNT)-based nanomaterials has been surging since 1991
due to their noticeable mechanical and electrical properties, as well as their good electron …

Our demand for ubiquitous and reliable gas detection is spurring the design of intelligent
and enabling gas sensors for the next-generation Internet of Things and Artificial …

Artificial olfaction based on gas sensor arrays aims to substitute for, support, and surpass
human olfaction. Like mammalian olfaction, a larger number of sensors and more signal …

The unique electronic and catalytic properties emerging from low symmetry anisotropic (1D
and 2D) metal chalcogenides (MCs) have generated tremendous interest for use in next …

The sensing of bioactive molecules based on photochemical techniques has become one of
the fastest-growing scientific fields. Surface-enhanced Raman scattering (SERS) is a highly …