To meet requirements in air quality monitoring, sensors are required that can measure the
concentration of gaseous pollutants at concentrations down to the ppb and ppt levels, while …

Wireless sensors are devices in which sensing electronic transducers are spatially and
galvanically separated from their associated readout/display components. The main benefits …

A novel detection method based on ZnO metal-oxide sensors, capable of detecting various
species and concentrations of aimed volatile organic compounds (VOCs), has been …

We present a wireless sensor network (WSN) for monitoring indoor air quality, which is
crucial for people's comfort, health, and safety because they spend a large percentage of …

The potential of inexpensive Metal Oxide Semiconductor (MOS) gas sensors to be used for
urban air quality monitoring has been the topic of increasing interest in the last decade. This …

Mobile applications based on gas sensing present new opportunities for low-cost air quality
monitoring, safety, and healthcare. Metal oxide semiconductor (MOX) gas sensors represent …

Ammonia is harmful to human health, however, the detection limit of the sensor based on
traditional semiconductor gas sensors is high and the speed is slow. Constructing …

Scarce energy budget of battery-powered wireless sensor nodes calls for cautious power
management not to compromise performance of the system. To reduce both energy …

Flame spray pyrolysis (FSP) presents a new technique for metal (Pt, Sn, Ru, Nb and W)-
loaded metal oxide (MOX) nanoparticle synthesis, which requires only a single step. FSP …

Wireless sensor networks (WSNs) have recently been applied for industrial monitoring,
including combustible and flammable gases monitoring. In this work, we present a wireless …