Signal and data processing are essential elements in electronic noses as well as in most
chemical sensing instruments. The multivariate responses obtained by chemical sensor …

Electronic noses have potential applications in daily life, but are restricted by their bulky size
and high price. This review focuses on the use of chemiresistive gas sensors, metal-oxide …

Leakage of organic gas in an industrial environment can easily cause fire and explosion
accidents. Rapid detection of gases type and concentration is the premise for emergency …

Purpose: The aim of this paper was to discuss the design and development of an innovative
e-nose system which can detect respiratory ailments by detecting the Volatile Organic …

Sharp operating temperature fluctuations in an analyte-exposed gas sensor result in
temporal responses containing considerable amounts of extractable analyte-related …

Despite the successful detection performance of electronic nose in laboratories, they face
challenges for use in the industry due to their accuracy reduction resulted from variable …

The response of a chemoresistive gas sensor (CRGS) to the presence of a contaminant in
the surrounding air can be substantially drifted by the fluctuations in the ambient humidity …

Data processing methods commonly used in conjunction with the array-and quasi-array-
based gas identification systems generally include a dimension reduction followed by …

The transient response patterns of a tin oxide chemoresistive gas sensor, temperature-
modulated by the application of staircase voltage waveforms to its microheater, to five …

This article proposes a SnO2-based low-power quadrilateral gas sensor, which can realize
different responses by self-temperature modulation using a single-layer electrode. Four …