This paper aims to provide a large coverage of recent developments regarding
environmental monitoring using metal oxide-based sensors. Particular attention is given to …

The dissemination of sensors is key to realizing a sustainable,'intelligent'world, where
everyday objects and environments are equipped with sensing capabilities to advance the …

WO 3 has attracted great attention for chemical gas sensing applications. However, the
synthesis of WO 3 is mainly performed by using hazardous organic solvents and corrosive …

R-(+)-limonene, one of the major constituents of citrus oils, is a monoterpene that is widely
used as a fragrance additive in cosmetics, foods, and industrial solvents. Nowadays, its …

The construction of fast response, low detection limit and high stability gas sensors by
means of bionics is of great significance, for the sake of fabricating more efficient and …

In this work, the application of carbon quantum dots as known as CQDs for ethanol detection
is pioneered, and a multi-fold improvement in gas sensor performance is achieved through …

Recently, the influence of Nb addition in the oxide solid solution of Sn and Ti was
investigated with regard to the morphological, structural and electrical properties for the …

Humidity is a ubiquitous variable with severe impacts on physical and chemical processes,
thus demanding precise measuring and monitoring. As an alternative to bulky analytical …

Humidity is a well-known interference factor in metal oxide (MOX) gas sensors, significantly
impacting their performance in various applications such as environmental monitoring and …

Semiconducting metal oxides are the most studied materials for gas sensing application due
to their outstanding high sensitivity, good stability and low production costs. However …