Room-temperature (RT) gas sensing is desirable for battery-powered or self-powered
instrumentation that can monitor emissions associated with pollution and industrial …

Humidity sensors are of significance in various fields, such as environmental and food
quality monitoring, industrial processing, wearable and flexible electronics, and human …

In this work, a quartz crystal microbalance (QCM) humidity sensor based on a
chitosan/polypyrrole (CS/PPy) composite film was prepared by a facile physical modification …

Over the last two decades, oxide nanostructures have been continuously evaluated and
used in many technological applications. The advancement of the controlled synthesis …

Abstract The World Health Organization reported that 4.2 million deaths every year were a
direct result of exposure to ambient air pollution (NO 2, SO 2, NH 3, CO 2, CO, CH 4). There …

Rapid progress in the synthesis and fundamental understanding of 1D and 2D materials
have solicited the incorporation of these nanomaterials into sensor architectures, especially …

Methanol is a respiratory biomarker for pulmonary diseases, including COVID-19, and is a
common chemical that may harm people if they are accidentally exposed to it. It is significant …

Abstract Electrochemical Impedance Spectroscopy (EIS) in the past few years has been
used to design gas sensors. EIS based gas sensing has been considered as an ultra …

The rapid expansion and development of industrial sectors and corridors pose a significant
threat to the world today owing to the deteriorating air quality resulting from the release of …

Over the past several years, a variety of hardware‐based artificial sensory systems,
including artificial skin, electronic noses, and artificial retinas, have attracted considerable …