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 …

Clean air is probably the most essential before water for human health and well-being, but
human activities associated with socioeconomic developments are the key pollution …

Monitoring and detection of triethylamine (TEA) gas are indispensable to environmental and
human safety. However, TEA gas sensor suffers from low response. Herein, unique …

Metal oxide semiconductor (MOS) gas sensors possess extensive applications due to their
high sensitivity, low cost, and simplicity. To boost their excellent sensing performance and …

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

Heterostructures of TiO2@ Fe2O3 with a specific electronic structure and morphology
enable us to control the interfacial charge transport necessary for their efficient …

This review comprehensively summarized the progresses in the design and modification of
titanium dioxide (TiO 2) nanostructures as photoelectrode materials for …

The presence of toxic and harmful gases utterly dangers human health and environmental
well-being. Selective detection of these gases is immediately required to meet the demands …

A highly sensitive and selective acetone gas sensor has been fabricated successfully by
designing nn heterojunction consisting of TiO 2 nanorods and α-Fe 2 O 3 branches. The …

In the present work, ultralong MoO 3 nanobelts are prepared by a facile hydrothermal
method, which are flexible with an average length of 200 μm and width of 200–400 nm. Gas …