Current research on gas sensors are focused toward developing cost-effective high-
performance gas sensors at low operating temperature. Shortcomings of pristine …

Since the first suggestion, during the 1950s, that high-surface-area metal oxides could be
used as conductometric gas sensors enormous efforts have been made to enhance both the …

The employment of nn homotypic heterogeneous junctions is an efficient method to improve
sensitive performance of metal oxide-based gas sensors owing to the generation of charge …

The development of high-performance, portable and miniaturized gas sensors has aroused
increasing interest in the fields of environmental monitoring, security, medical diagnosis, and …

Graphene‐based heterostructure composite is a new type of advanced sensing material that
includes composites of graphene with noble metals/metal oxides/metal sulfides/polymers …

The visible-light activated gas sensor has been successfully fabricated for detecting NO 2 by
using two dimensional (2D) structured SnS 2 nanosheet as the chemiresistive sensing …

The uncontrolled emission of toxic and harmful gases will seriously restrict the sustainable
development of social economy system and threaten people's health. Therefore, it is …

With the accelerating development of the hydrogen economy, more requirements are put
forward for the detection capability of portable hydrogen sensors. Though the fast and …

In this work, we report parts per billion (ppb) NO 2 gas detection by utilizing zinc
oxide/reduced graphene oxide (ZnO/rGO) heterostructure through a chemiresistive …

A novel detection method based on ZnO metal-oxide sensors, capable of detecting various
species and concentrations of aimed volatile organic compounds (VOCs), has been …