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

Metal oxide thin films have emerged as a promising choice in the gas sensor industry.
Several key parameters such as physical and chemical characteristics of the metal oxides …

Engineering approaches designed to improve the parameters of conductometric gas
sensors, are considered in this short survey. In particular, in the first part of the paper we …

This paper focuses on the capabilities and development prospects of nanostructured metal
oxides (MOX) representing the most versatile and richest class of materials in terms of …

Heteronanostructures are very promising gas sensor materials due to their high surface area
and hybrid properties. In2O3–ZnO core–shell nanowires are synthesized via two-step …

One dimensional nanostructures of ZnO grown by microwave assisted wet-chemical growth
were drop casted over inter-digitated electrodes to fabricate chemi-resistive sensors. The …

With greatly enhanced surface-to-volume ratios, one-dimensional (1-D) nanostructures are
believed to be able to deliver better performance as chemical sensors. In this paper, by …

The sensing properties and underlying sensing mechanisms of CuO–TiO 2 p–n type core–
shell (C–S) nanowires (NWs) were investigated as a function of the TiO 2 shell thickness. An …

Π-d conjugated conductive coordination polymers (CCP) are an emerging class of materials
that constitutes MOFs unique properties such as porosity and stability with electrical charge …

There is an obvious pressing need for the rapid, sensitive and highly portable identification
of toxic gases. In this study, a battery-operated, low-cost and portable embedded gas …