Over the past decade, a range of sensor technologies became available on the market,
enabling a revolutionary shift in air pollution monitoring and assessment. With their cost of …

A comprehensive review on the synthesis of PANI nanocomposites and their applications as
gas sensors and biosensors has been presented. The multi-functionality of PANI …

Carbon nanotubes (CNTs) have shown promising results for gas sensing due to their high
surface area. Since humidity has a great impact on the electrical conductivity of resistive …

Since their development, surface acoustic wave (SAW) devices have attracted much
research attention due to their unique functional characteristics, which make them …

This paper reported a ZnO/multi-wall carbon nanotubes (MWNTs) film-based sensor for
ethanol gas detection. The film sensor was fabricated on a printed circuit board with …

Multiwalled carbon nanotube (MWCNT)-based chemiresistors were electrochemically
decorated with Au and Pd nanoparticles (NPs), resulting in an improvement in the detection …

The demand for developing oil detectors is ever increasing since the cleanup and recovery
from oil spill usually take long time. Here we propose oil sensors made of polyaniline (PANI) …

Abstract Gallium oxide (Ga 2 O 3) and multi-walled carbon nanotubes (MWCNT) were
synthesized by hydrothermal and chemical vapor deposition (CVD) techniques respectively …

In this paper, design and fabrication of MEMS based methane sensor with co-planar Nickel
alloy micro heater is reported for the first time. With heater and electrodes on the same layer …

Nanoscale composite materials have played a significant role in sensing of gases, owing to
their high surface area, higher mechanical strength with efficient chemical activity as well as …