Effect of Anodization Duration in the TiO2 Nanotubes Formation on Ti Foil and Photoelectrochemical Properties of TiO2 Nanotubes
Author(s) -
Asmaa Kadim Ayal
Publication year - 2019
Publication title -
al-mustansiriyah journal of science
Language(s) - English
Resource type - Journals
eISSN - 2521-3520
pISSN - 1814-635X
DOI - 10.23851/mjs.v29i3.640
Subject(s) - anodizing , photocurrent , materials science , foil method , scanning electron microscope , chemical engineering , field electron emission , nanotube , nanotechnology , optoelectronics , composite material , electron , carbon nanotube , aluminium , engineering , physics , quantum mechanics
In this work, the effect of anodizing duration on the morphology and photoelectrochemical properties of TiO2 nanotubes arrays (NTAs) has been investigated The samples were characterized by X-ray diffraction (XRD) and energy dispersive X-ray (EDX) to characterize their crystalline structure and compositional. Surface morphological and their dimensional variation was examined by field emission scanning electron microscopy (FESEM). The anodizing duration played a significant role in the formation of TiO2 nanotubes arrays. Moreover, the photoelectrochemical properties (PEC) were studied through photocurrent measurements. Optimum anodizing duration of 60 min at 40 V exhibited maximum photocurrent of 0.03 mA cm-2 under illumination of halogen light.
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