The detection of low-concentration gases and odors in fields such as healthcare, mobility,
and indoor environment control is attracting tremendous attention. The development of high …

In recent years, gas sensors have been increasingly used in industrial production and daily
life. Metal oxide semiconductor gas sensing materials are favoured for their outstanding …

For the needs of food producers and consumers, electronic tongue and electronic nose play
many roles for food quality and safety in food production, food supervision and daily life. The …

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 …

Preparation of reliable, stable, and highly responsive gas-sensing devices for the detection
of acetone has been considered to be a key issue for the development of accurate disease …

WO 3 is a widely studied gas sensor material that commonly exhibits excellent sensitivity
and selectivity toward NO 2 detection. In this study, the influence of the heating rate on the …

Abstract Heterostructure ZnO/SnO 2 composites material with a hollow nanostructure was
synthesized by solution method. The obtained products were characterized by X-ray …

Chlorine (Cl 2) gas sensors with outstanding gas response and ultra-low detection limit by
an easy and economical fabrication are increasingly in demand in practical application. In …

Ambient gas detection and measurement had become essential in diverse fields and
applications, from preventing accidents, avoiding equipment malfunction, to air pollution …

Abstract Development of high-performance ammonia (NH 3) sensor is imperative for
monitoring NH 3 in the living environment. In this work, to obtain a high performance NH 3 …