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Synthesis and properties of the nanocomposite of zink oxide and poly(amic acid)
Authors:Kirill L Levine  Jude O Iroh  Peter B Kosel
Institution:

a Department of Chemical Engineering and Materials Science, University of Cincinnati, Cincinnati, OH 45221, USA

b Department of Electrical & Computer Engineering and Computer Science, University of Cincinnati, Cincinnati, OH 45221, USA

Abstract:The composite comprised of zinc oxide quantum dots and poly(amic acid) (PAAc) was prepared and studied by X-rays diffraction, X-ray photoelectron spectroscopy, light scattering, UV absorbance and UV fluorescence. The UV absorbance of the ZnO/PAAc composite was found to be much larger than that of its components taken separately. The fluorescence of the ZnO/PAAc composite was found to be shifted to longer wavelengthes in comparison with pure ZnO. The presence of the dopant dodecylbenzenesulfonic acid was found to affect the observed fluorescence.
Keywords:ZnO  Polyimide  Poly(amic acid)  Composite  Quantum dots
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