Aluminum and vanadium co-doping effects on the optical and electrical properties of oriented ZnO films
Author(s) -
Takeru Okada,
Chisato Tateyama,
Kotaro Hoshino Tomoyuki Kawashima,
Katsuyoshi Washio
Publication year - 2020
Publication title -
materials research express
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.383
H-Index - 35
ISSN - 2053-1591
DOI - 10.1088/2053-1591/abd5d8
Subject(s) - dopant , materials science , zinc , doping , vanadium , bifunctional , electrical resistivity and conductivity , aluminium , fabrication , conductivity , thin film , transparent conducting film , electrical conductor , inorganic chemistry , nanotechnology , optoelectronics , metallurgy , composite material , chemistry , catalysis , electrical engineering , medicine , biochemistry , alternative medicine , pathology , engineering
The fabrication of bifunctional zinc-oxide thin films remains a challenge. Here, we investigate the effects of aluminum-vanadium co-doping on the electrical conductivity and the optical transparency of zinc oxide films. We find that by co-doping, aluminum enhances film transparency via zinc-vacancy-defect substitution, while vanadium enhances electrical conductivity. The roles of two dopants and defects are interesting information that is useful to applications of transparent conductive oxides.
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