Fabrication of nanostructured ZnO thin films using self-assembled organic molecule templates and optical transitions
  • Inamdar, A. I.
  • Yuldashev, Shavkat U.
  • Jo, Yongcheol
  • Kim, Jongmin
  • Pawar, S. M.
  • 외 7명
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초록

We report on the electrosynthesis of nanostructured zinc oxide (ZnO) thin films using organic molecule templates self-assembled on indium-doped tin oxide substrates in an aqueous medium. The organic molecule templates alter the morphology and microscopic defect configuration of the ZnO film having a hexagonal wurtzite structure. Low-temperature photoluminescence (PL) study reveals that the ZnO films exhibit ultraviolet (3.36 eV and 3.22 eV), violet (3.06 eV), blue (2.88 eV), and green (2.50 eV) emissions that originate from transitions related to deep-level (zinc interstitials and vacancies) and acceptor-like (ionized zinc vacancies) defect states. A defect energy level diagram based on the PL measurement is proposed. (C) 2014 Elsevier B.V. All rights reserved.

키워드

Nanostructured zinc oxideElectrodepositionPhotoluminescenceZINC-OXIDELUMINESCENT CENTERGROWTHELECTRODEPOSITIONNANOPARTICLESSPECTROSCOPYNUCLEATIONNANOWIRESMECHANISMEMISSION
제목
Fabrication of nanostructured ZnO thin films using self-assembled organic molecule templates and optical transitions
저자
Inamdar, A. I.Yuldashev, Shavkat U.Jo, YongcheolKim, JongminPawar, S. M.Han, J.Woo, HyeonseokGurav, K. V.Kim, J. H.Jung, W.Kim, HyungsangIm, Hyunsik
DOI
10.1016/j.tsf.2014.04.083
발행일
2014-07-01
유형
Article
저널명
Thin Solid Films
562
페이지
269 ~ 273