Investigations into the mechanisms governing the behavior of metal oxide gas sensors
continue to be of great interest. Oxygen vacancies are a ubiquitous defect in this class of …

The alarming rise of indoor pollution and the need to combat the associated negative effects
have promoted increasing attention in modernizing the chemical sensing technologies by …

While numerous types of gas sensors have been developed for various industries and
applications such as the automotive industry, environmental monitoring, and personal …

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 …

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 …

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 …

Abstract Pure ZnO nanoparticles (NPs), ZnO/CuO and Al-ZnO/CuO nanocomposites (NCs)
were prepared using co-precipitation followed by sol–gel method. The structural and …

Room-temperature gas sensors have emerged as effective platforms for sensing explosive
or toxic gases in ambient environment. However, room-temperature gas sensor usually …

Abstract Heterostructured Nb 2 O 5/SnO 2 core-shell nanorods are synthesized by a facile
hydrothermal strategy and atomic layer deposition (ALD). The SnO 2 shell thicknesses …

Hybrid mesoporous metal oxides show promising attributes in the field of relative gas
sensors due to the combined opportunities provided by the high specific surface area and …