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

The release of toxic and harmful gases seriously endangers human health and social and
environmental safety. Sensitive determination of these gases is urgently needed to meet the …

Two-dimensional (2D) transition-metal carbides (Ti3C2T x MXene) have received a great
deal of attention for potential use in gas sensing showing the highest sensitivity among 2D …

Two-dimensional transition metal carbides/nitrides, known as MXenes, have been recently
receiving attention for gas sensing. However, studies on hybridization of MXenes and 2D …

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

In this work, hierarchical flower-like Ni-doped Co 3 O 4 was synthesized via a facile one-step
coprecipitation method. In the synthesis process, a series of solvent-dependent experiments …

In gas sensor technology, current research efforts are focused on develo** a high
performance miniaturized gas sensor operating at room temperature. In recent years …

Nanomaterial-enabled sensors are being designed for high-efficiency, multiplex-
functionality and high-flexibility sensing applications. Many existing nanosensors have the …

Gas sensors with high sensitivity and high selectivity are required in practical applications to
distinguish between target molecules in the detection of volatile organic compounds, real …

Ethanol sensors with high sensitivity are demanded for healthcare and environmental
monitoring applications, especially in drunk driving detection. In this work, we present a high …