Radio-frequency characteristics of graphene oxide

  • Whan Kyun Kim
  • , Young Mo Jung
  • , Joon Hyong Cho
  • , Ji Yoong Kang
  • , Ju Yeong Oh
  • , Hosung Kang
  • , Hee Jo Lee
  • , Jae Hun Kim
  • , Seok Lee
  • , H. J. Shin
  • , J. Y. Choi
  • , S. Y. Lee
  • , Y. C. Kim
  • , I. T. Han
  • , J. M. Kim
  • , Jong Gwan Yook
  • , Seunghyun Baik
  • , Seong Chan Jun

Research output: Contribution to journalArticlepeer-review

28 Scopus citations

Abstract

We confirm graphene oxide, a two-dimensional carbon structure at the nanoscale level can be a strong candidate for high-efficient interconnector in radio-frequency range. In this paper, we investigate high frequency characteristics of graphene oxide in range of 0.5-40 GHz. Radio-frequency transmission properties were extracted as S-parameters to determine the intrinsic ac transmission of graphene sheets, such as the impedance variation dependence on frequency. The impedance and resistance of graphene sheets drastically decrease as frequency increases. This result confirms graphene oxide has high potential for transmitting signals at gigahertz ranges.

Original languageEnglish
Article number193103
JournalApplied Physics Letters
Volume97
Issue number19
DOIs
StatePublished - 8 Nov 2010

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