High thermal responsiveness of a reduced graphene oxide field-effect transistor

  • Tran Quang Trung
  • , Nguyen Thanh Tien
  • , Doil Kim
  • , Jin Heak Jung
  • , Ok Ja Yoon
  • , Nae Eung Lee

Research output: Contribution to journalArticlepeer-review

85 Scopus citations

Abstract

A reduced graphene oxide field-effect transistor (R-GO FET) device has a uniform self-assembled and networked channel of R-GO nanosheets that are highly responsive to physical stimuli such as temperature variations and infrared irradiation. The charge-transport mechanisms of the networked R-GO thin film include charge tunneling through the nanosheet junction and charge-hopping transport. Under a thermal or infrared (IR) stimulus, the charge carriers generated by thermal or IR activation contribute to changes in the charge transport inside the networked R-GO thin film.

Original languageEnglish
Pages (from-to)5254-5260
Number of pages7
JournalAdvanced Materials
Volume24
Issue number38
DOIs
StatePublished - 2 Oct 2012
Externally publishedYes

Keywords

  • field-effect transistors
  • reduced graphene oxide
  • sensors
  • thermal responsiveness

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