This paper provides an overview of recent developments in the field of volatile organic
compound (VOC) sensors, which are finding uses in healthcare, safety, environmental …

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 …

Metal-oxide nanomaterials (MONs) have gained considerable interest in the construction of
flexible/wearable sensors due to their tunable band gap, low cost, large specific area, and …

Gallium oxide (Ga 2 O 3) is emerging as a viable candidate for certain classes of power
electronics, solar blind UV photodetectors, solar cells, and sensors with capabilities beyond …

This review paper encompasses a detailed study of semiconductor metal oxide (SMO) gas
sensors. It provides for a detailed comparison of SMO gas sensors with other gas sensors …

Introducing additives in semiconducting metal oxides includes, besides the use of filters,
dynamic operation procedures and chemometric approaches, the most common way of …

Considering metal oxide nanoparticles as important technological materials, authors provide
a comprehensive review of researches on metal oxide nanoparticles, their synthetic …

Surmounting the inhomogeniety issue of gas sensors and realizing their reproducible ppb‐
level gas sensing are highly desirable for widespread deployments of sensors to build …

Chemi-resistive sensors based on hybrid functional materials are promising candidates for
gas sensing with high responsivity, good selectivity, fast response/recovery, great …

Abstract Tungsten oxide (WO 3), a typical n-type gas-sensing material, has attracted
considerable attention to detect various hazardous gases. Previous studies indicated that …