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

Carbon nanotubes (CNTs) promise to advance a number of real-world technologies. Of
these applications, they are particularly attractive for uses in chemical sensors for …

The paper presents a substantial review of the work done on the design and development of
different types of gas sensors using Carbon Nanotubes. The fundamental techniques of …

Most volatile organic compounds (VOCs) are toxic, carcinogenic, and mutagenic, and can
have serious effects on human health and the ecological environment. Therefore, the …

Carbon nanotubes have aroused great interest since their discovery in 1991. Because of the
vast potential of these materials, researchers from diverse disciplines have come together to …

Discoveries of new materials have significant impact on development of new methods and
instrumentation for chemical analysis. Based on 104 references, this article illustrates a …

Gas sensors have attracted intensive research interest due to the demand of sensitive, fast
response, and stable sensors for industry, environmental monitoring, biomedicine, and so …

Gas detection is important for controlling industrial and vehicle emissions, household
security and environmental monitoring. In recent decades many devices have been …

Nanoscience and nanotechnology deal with the study and application of structures of matter
of at least one dimension of the order of less than 100nm (1nm= one millionth of a …

This study demonstrates a novel approach toward development of advanced chemical
sensors based on chemically functionalized single-walled carbon nanotubes (SWNTs) …