With the demanding detection of unique toxic gas, semiconductor gas sensors have
attracted tremendous attention due to their intriguing features, such as, high sensitivity …

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 …

Metal oxide semiconductor (MOS) thin films hold great promise for electronic devices such
as gas sensors. However, the low surface activity of pristine MOS often leads to inferior …

Selective detection of Triethylamine (TEA) is of great significance for environmental
monitoring and daily life. In this work, ZnO/MoO 3 heterostructures with ultra-sensitive and …

Detection of volatile organic compounds (VOCs) at room temperature (RT) currently remains
a challenge for metal oxide semiconductor (MOS) gas sensors. Herein, for the first time, we …

Timely detection of formaldehyde is pivotal because formaldehyde is slowly released from
the indoor decorative materials, jeopardizing our healthy. Herein, a high-response …

CuO/WO 3 hierarchical hollow microspheres, assembled from irregular two dimensional
(2D) nanosheets, were prepared by ultrasonic-wet chemical etching and pyrolysis in this …

Current research on gas sensors are focused toward developing cost-effective high-
performance gas sensors at low operating temperature. Shortcomings of pristine …

Owing to its excellent physical and chemical properties, ZnO has been considered to be a
promising material for development of NO2 sensors with high sensitivity, and fast response …

Gas sensors with high sensitivity, selectivity, stability, moisture resistance and reliable
fabrication potency for detection of toxic and harmful gases have been now expected for …