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

Artificial olfaction based on gas sensor arrays aims to substitute for, support, and surpass
human olfaction. Like mammalian olfaction, a larger number of sensors and more signal …

Noble metal nanoparticle decoration is a representative strategy to enhance selectivity for
fabricating chemical sensor arrays based on the 2-dimensional (2D) semiconductor …

Human olfactory sensors have a large variety of receptor cells that generate signature
responses to various gaseous molecules. Ideally, artificial olfactory sensors should have …

To improve the poor selectivity of a semiconductor gas-sensor system, an array of sensors
can be utilized. However, this increases the system's size and power consumption. To …

Semiconductor metal oxide (SMO) gas sensors are attracting great attention as next-
generation environmental monitoring sensors. However, there are limitations to the actual …

The rapid development of the Internet of Things (IoT)-enabled applications and connected
automation are increasingly making sensing technologies the heart of future intelligent …

In recent years, wearable sensors and energy harvesters have shown great potential for a
wide range of applications in personalized healthcare, robotics, and human–machine …

Precision, sustainability and intelligence are the development trend of livestock farming in
the future. Precision livestock farming (PLF) is a key step to achieve the sustainable …

A neuromorphic module of an electronic nose (E‐nose) is demonstrated by hybridizing a
chemoresistive gas sensor made of a semiconductor metal oxide (SMO) and a single …