Growth of high aspect ratio ZnO nanorods by solution process: Effect of polyethyleneimine

  • Han Seok Choi
  • , Mohammad Vaseem
  • , Sang Gon Kim
  • , Yeon Ho Im
  • , Yoon Bong Hahn*
  • *Corresponding author for this work

Research output: Contribution to journalJournal articlepeer-review

Abstract

High aspect ratio ZnO nanorods were grown vertically on ZnO seed layer deposited silicon, glass and polyimide substrates by a solution process at low-temperature using zinc nitrate hexahydrate and hexamethylenetetramine. We studied the effect of polyethlyeneimine (PEI) on the growth of ZnO nanorods. It was found that PEI has a prominent effect on controlling the aspect ratio of ZnO nanorods in solution. The morphological and photoluminescence properties of the ZnO nanorods were also examined with varying the growth temperature (60-90 °C).

Original languageEnglish
Pages (from-to)25-31
Number of pages7
JournalJournal of Solid State Chemistry
Volume189
DOIs
StatePublished - 2012.05

Keywords

  • Growth temperature
  • High aspect ratio
  • Polyethlyeneimine
  • ZnO nanorods

Quacquarelli Symonds(QS) Subject Topics

  • Materials Science
  • Engineering - Petroleum
  • Chemistry
  • Physics & Astronomy

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