Carbon nanorods derived from natural based nanocrystalline cellulose for highly efficient capacitive deionization

  • Yong Liu
  • , Likun Pan*
  • , Xingtao Xu
  • , Ting Lu
  • , Zhuo Sun
  • , Daniel H.C. Chua
  • *Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

25 Scopus citations

Abstract

Carbon nanorods (CNRs) were fabricated from natural based nanocrystalline cellulose through a simple thermal treatment at 800, 1000 and 1200°C. The morphology, structure and electrochemical performance of CNRs were characterized by atomic force microscopy, Raman spectroscopy, nitrogen adsorption-desorption, cyclic voltammetry and electrochemical impedance spectroscopy. Their electrosorption performance in NaCl solution was studied. The results show that CNRs treated at 1200°C exhibit the highest specific capacitance of 264.19 F g-1 and electrosorption capacity of 15.12 mg g-1 with the initial NaCl concentration of 500 mg l-1, due to their high specific surface area and low charge transfer resistance.

Original languageEnglish
Pages (from-to)20966-20972
Number of pages7
JournalJournal of Materials Chemistry A
Volume2
Issue number48
DOIs
StatePublished - 28 Dec 2014
Externally publishedYes

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