This paper presents an overview of semiconductor materials used in gas sensors, their
technology, design, and application. Semiconductor materials include metal oxides …

Recent advances in miniaturization of chemical instrumentation and in low-cost small
drones are catalyzing exponential growth in the use of such platforms for environmental …

Within the last couple of decades, there has been increasing research into the use of mobile
robots for gas sensing applications. This has led to many different branches of research …

Accurate and prompt localization of hazardous release sources ensures a timely emergency
response to potential damages. Robot odor source localization is the study of locating the …

Ambient air quality is a complex issue that depends on multiple interacting factors related to
emissions coming from energy production and use, transportation, industrial processes …

The human olfactory system remains one of the most challenging biological systems to
replicate. Humans use it without thinking, where it can measure offer protection from harm …

Animals have evolved to rapidly detect and recognize brief and intermittent encounters with
odor packages, exhibiting recognition capabilities within milliseconds. Artificial olfaction has …

Nano quadcopters are ideal for gas source localization (GSL) as they are safe, agile and
inexpensive. However, their extremely restricted sensors and computational resources make …

Odour plumes in the wild are spatially complex and rapidly fluctuating structures carried by
turbulent airflows,,–. To successfully navigate plumes in search of food and mates, insects …

This paper introduces a miniaturized personal electronic nose (39 mm× 33 mm), which is
managed through an app developed on a smartphone. The electronic nose (e-nose) …