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Electrical transport properties of DNA molecules

  • J. O. Lee*
  • , K. H. Yoo
  • , Jinhee Kim
  • , J. J. Kim
  • , S. K. Kim
  • *Corresponding author for this work
  • Korea Research Institute of Standards and Science
  • Chungbuk National University
  • Yeungnam University

Research output: Contribution to journalJournal articlepeer-review

Abstract

We have studied electrical transport properties of DNA molecules trapped between two Au electrodes. The measured current-voltage characteristics through DNA molecules exhibit nonlinear behaviors. At low bias voltages, no current is measured, while the current rises rapidly above a certain threshold voltages. Besides, there exists a large hysteresis according to the direction of voltage sweep. We have also investigated the temperature dependence. With increasing temperature, the conductance increases and the voltage gap decreases.

Original languageEnglish
Pages (from-to)S56-S58
JournalJournal of the Korean Physical Society
Volume39
Issue numberSUPPL. Part 1
StatePublished - 2001.12

Quacquarelli Symonds(QS) Subject Topics

  • Physics & Astronomy

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