The technological evolution has been progressing for centuries and will possibly increase at
a higher rate in the 21st century. Currently, in this age of nanotechnology, the discovery of …

High-precision gas sensors operated at room temperature are attractive for various real-time
gas monitoring applications, with advantages including low energy consumption, cost …

While numerous types of gas sensors have been developed for various industries and
applications such as the automotive industry, environmental monitoring, and personal …

Conventional gas-sensing materials for detecting trace NO 2 gas are suffering from
limitations such as low selectivity, high operation temperature and an agglomerated …

Breathing is an inherent human activity; however, the composition of the air we inhale and
gas exhale remains unknown to us. To address this, wearable vapor sensors can help …

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

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 …

Metal oxide semiconductor (MOS) gas sensors possess extensive applications due to their
high sensitivity, low cost, and simplicity. To boost their excellent sensing performance and …

In order to challenge high working temperature, low response and low selectivity of present
NO 2 sensor, porous SnO 2 nanotoasts with a large surface area (79.94 m 2/g) were …

Due to unique electrical properties, abundant surface functional groups and adjustable
interlayer spacing, MXene is expected to become one of the ideal materials for developing …