With the tremendous advances in technology, gas-sensing devices are being popularly
used in many distinct areas, including indoor environments, industries, aviation, and …

Recently, atmospheric pollution has become a critical problem for modern society. The
detection and monitoring of gases are the major problems nowadays. Metal oxides play a …

High-precision gas sensors operated at room temperature are attractive for various real-time
gas monitoring applications, with advantages including low energy consumption, cost …

Novel gas sensors with high sensing properties, simultaneously operating at room
temperature are considerably more attractive owing to their low power consumption, high …

The development of metal-oxide semiconductor (MOS) based gas sensor has engrossed
demanding research interest in the last several decades because of their potential for the …

Nowadays, there is increasing interest in fast, accurate, and highly sensitive smart gas
sensors with excellent selectivity boosted by the high demand for environmental safety and …

This review focuses on the synthesis and chemical sensing characterization of metal oxide
heterostructures reported since 2012. Heterostructures exhibit strong interactions between …

Abstract Zinc oxide nanoparticles (ZnO-NPs) are among the materials that have been
consistently developed in the field of nanomaterials in recent years, and have become …

Vertically oriented zinc oxide (ZnO) nanomaterials, such as nanorods (NRs), nanowires
(NWs), nanotubes (NTs), nanoneedles (NNs), and nanosheets (NSs), are highly ordered …

Gas sensor technology is widely utilized in various areas ranging from home security,
environment and air pollution, to industrial production. It also hold great promise in non …