Unforeseen high temperature and humidity stability of FeCl3 intercalated few layer graphene.

Sci Rep

Centre for Graphene Science, College of Engineering, Mathematics and Physical Sciences, University of Exeter, Exeter EX4 4QF, UK.

Published: January 2015

AI Article Synopsis

  • The study investigates how stable FeCl3 intercalated few-layer graphene is under high humidity and temperature conditions.
  • Key experiments reveal that this material remains stable at 100% humidity for 25 days at room temperature, and can withstand temperatures up to 150°C in the atmosphere and 620°C in vacuum.
  • Due to its impressive stability, low resistance, and high optical transparency, it shows great potential as a transparent conductor for future flexible electronics.

Article Abstract

We present the first systematic study of the stability of the structure and electrical properties of FeCl3 intercalated few-layer graphene to high levels of humidity and high temperature. Complementary experimental techniques such as electrical transport, high resolution transmission electron microscopy and Raman spectroscopy conclusively demonstrate the unforseen stability of this transparent conductor to a relative humidity up to 100% at room temperature for 25 days, to a temperature up to 150°C in atmosphere and to a temperature as high as 620°C in vacuum, that is more than twice higher than the temperature at which the intercalation is conducted. The stability of FeCl3 intercalated few-layer graphene together with its unique values of low square resistance and high optical transparency, makes this material an attractive transparent conductor in future flexible electronic applications.

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Source
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC4286778PMC
http://dx.doi.org/10.1038/srep07609DOI Listing

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