Synthesis of Cu2O nano-whiskers by a novel wet-chemical route
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Authors
Qu, Y.
Li, Xin Yong
Chen, G.
Zhang, H.
Chen, Y.
Date
2008Type
Journal Article
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Qu, Y. and Li, X.Y. and Chen, G. and Zhang, H. and Chen, Y. 2008. Synthesis of Cu2O nano-whiskers by a novel wet-chemical route. Materials Letters. 62 (6-7): pp. 886-888.
Source Title
Materials Letters
ISSN
School
Department of Chemical Engineering
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Abstract
Cu2O nano-whiskers were successfully synthesized via a novel wet-chemical route using polyethylene glycol (PEG, Mw = 20000) as surfactant and hydrazine as reducing agent at room temperature. The products were characterized by X-ray diffraction (XRD), scanning electron microscopy (SEM), transmission electron microscopy (TEM) and ultraviolet-visible (UV-vis) spectroscopy. Based on the SEM images of the as-obtained samples, we found that the role of PEG is significant to induce the growth of Cu2O along the 1D direction. Moreover, the formation mechanism of obtained Cu2O nano-whiskers was discussed. © 2007 Elsevier B.V. All rights reserved.