Chemiresistive gas sensors have been widely applied to monitor analytes of environmental,
food and health importance. Among the plethora of materials that can be used for designing …

The release of toxic and harmful gases seriously endangers human health and social and
environmental safety. Sensitive determination of these gases is urgently needed to meet the …

The rapid development of conducting polymers has demonstrated great potential for
chemical gas detection at room temperature. Their electrical conductivity can be altered …

Air pollution is nowadays a big issue regarding the health of human beings. Among the toxic
gases emitted in the atmosphere, NO 2 is the most problematic one and a lot of countries or …

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 …

A flexible NO 2 gas sensor based on a polypyrrole/nitrogen-doped multi-walled carbon
nanotube (PPy/N-MWCNT) composite film was successfully prepared on PI substrates using …

The detection of toxic and flammable gases entwines a wide diversity of application
purposes, such as medical diagnosis, food quality monitoring, environmental tracking, and …

Various mono-noble metal nanoparticles (NPs) have been used to improve the
functionalities of semiconducting sensing materials for high-performance gas sensors …

We report a flexible and room temperature ammonia sensor based on polypyrrole/
functionalized multiwalled carbon nanotubes (Ppy/f-MWCNTs). This nanocomposite has …

One common heavy metal that is extremely harmful to the kidneys, reproductive system, and
nervous system of humans is lead (Pb). This study aimed to investigate the effectiveness of a …