Indirectly monitoring halitosis via the detection of hydrogen sulfide (H2S) biomarkers using
gas sensors is a newly emerging technique. However, such H2S sensors are required with …

Preparation of reliable, stable, and highly responsive gas-sensing devices for the detection
of acetone has been considered to be a key issue for the development of accurate disease …

Gas sensors based on metal oxides have attracted wide attention, due to their inherent
advantages such as low cost, small size, fast response, and easy usage. Recently, much …

The development of effective and efficient materials for the selective and sensitive detection
of toxic gases and volatile organic compounds is crucial for protecting human health and the …

We report here on the results of a study into the response of a tungsten oxide based low
power MEMS gas sensor to ppb of nitrogen dioxide at low levels of ambient oxygen. It was …

In recent decades, chemiresistive gas sensors (CGS) have been widely studied due to their
unique advantages of expedient miniaturization, simple fabrication, easy operation, and low …

In recent years, gas sensors fabricated from gallium oxide (Ga 2 O 3) materials have
aroused intense research interest due to the superior material properties of large dielectric …

Achieving an improved understanding of catalyst properties, with ability to predict new
catalytic materials, is key to overcoming the inherent limitations of metal oxide based gas …

Highly sensitive and selective detection of trace-level concentration H 2 S remains a major
challenge for metal oxide semiconductor gas sensor due to sulfuration-induced poisoning …

The recent development of the Internet of Things (IoT) in healthcare and indoor air quality
monitoring expands the market for miniaturized gas sensors. Metal oxide gas sensors based …