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Constructions of Controllable Nanostructure Silver Wires and Microstructure Copper Oxide Donuts by a Surface-Formation Technique

In the past few years, the synthesis and fabrication of inorganic nanostructures
with manipulated morphology and size have attracted considerable attention due to
their fundamental importance and potential wide-ranging applications.
Silver nanowires are particularly interesting to study because bulk silver has
the highest electric conductivity among all metals. A number of chemical
approaches have been explored to synthesize 1D silver nanowires.
We demonstrate a simple method to synthesize silver wires by thermal
reduction of aqueous AgNO3 droplet with catalytic anatase TiO2 nanoparticles
which were spin-coated on ITO or glass.
Our simple method can be also applied to generate CuO with donut-shaped
microstructure by using ITO conducting glass as matrix. We have found that the
size and reproducibility are well-controllable. A single phase of CuO donut-shaped
microstructure with outer diameters ranging from ∼ 13 to 17 £gm and inner
diameters ranging from ∼ 1.4 to 3.3 £gm was obtained. The composition of CuO
microdonut was confirmed by thin-film XRD and XPS analyses.

Identiferoai:union.ndltd.org:NSYSU/oai:NSYSU:etd-0615109-141712
Date15 June 2009
CreatorsChen, Chen-Ni
ContributorsTeng-Yuan Dong, Hsiu.-Wei Chen, Chin-Hsing Chou, Hsiu.-Wei Chen, Lan-Chang Liang
PublisherNSYSU
Source SetsNSYSU Electronic Thesis and Dissertation Archive
LanguageCholon
Detected LanguageEnglish
Typetext
Formatapplication/pdf
Sourcehttp://etd.lib.nsysu.edu.tw/ETD-db/ETD-search/view_etd?URN=etd-0615109-141712
Rightsnot_available, Copyright information available at source archive

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