Semiconductor metal oxides (SMOxs) are widely used in gas sensors due to their excellent
sensing properties, abundance, and ease of manufacture. The best examples of these …

The construction of heterojunctions has been widely applied to improve the gas sensing
performance of composites composed of nanostructured metal oxides. This review …

Acetone, as widely used reagents in industry and laboratories, are extremely harmful to the
human. So the detection of acetone gas concentrations and leaks in special environments at …

Here we report a hierarchical flower-like SnO/SnO 2 gas sensing material for detecting
formaldehyde vapor at a low temperature. It was rationally designed and successfully …

The introduction of trace impurities within the doping processes of semiconductors is still a
technological challenge for the electronics industries. By taking advantage of the selective …

Detecting specific biomarkers in human breath is essential for diagnosing various diseases,
including lung cancer, asthma, and halitosis. Formaldehyde (HCHO) is a vital biomarker …

To improve the catalytic activity of a ZnO nanostructure in natural sunlight, SnO was used to
sensitize the ZnO nanostructure, and a stable flower-like stannous oxide/ZnO (SnO/ZnO) …

Hydrogen, the lightest and most abundant element in the universe, holds immense
importance across various fields of application from industry to healthcare. Detecting …

Considering the high harmfulness of NO 2 to the environment and human healthy, it is
pressing to develop NO 2 sensors with high sensitivity and selectivity. In this work, we …

In this report, the fabrication of a novel SnO2–SnO nanostructure with p–n heterojunctions
has been achieved through a facile one-pot and low-cost hydrothermal process. The …