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Investigation of carbon dioxide adsorption effects on graphene nanoribbon conductance

Akbari, Elnaz and Buntat, Zolkafle and Enzevaee, Aria (2015) Investigation of carbon dioxide adsorption effects on graphene nanoribbon conductance. Electronics Letters, 51 (14). pp. 1092-1094. ISSN 0013-5194

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Official URL: http://dx.doi.org/10.1049/el.2015.0094

Abstract

A novel method is employed for the derivation of an analytical model for a carbon-dioxide (CO2) gas sensor based on graphene nanoribbon (GNR) conductance variation. The capacitance gradient created between the channel and the gate of a field effect transistor device is employed as an important property in the interpretation. Gas concentration and its effect on capacitance are incorporated as a modelling platform. In another attempt to model the electrical conductance in GNRs, an intelligent artificial neural network scheme is used in the modelling stage. A satisfactory agreement is presented by comparison between the empirical data extracted from a study conducted by Yoon et al. and the proposed models. © The Institution of Engineering and Technology 2015

Item Type:Article
Uncontrolled Keywords:gas adsorption, graphene
Subjects:T Technology > TK Electrical engineering. Electronics Nuclear engineering
Divisions:Electrical Engineering
ID Code:56043
Deposited By: Fazli Masari
Deposited On:15 Nov 2016 08:46
Last Modified:15 Feb 2017 00:38

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