Photoluminescence and thermoluminescence
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C.E. Secu; Mariana Sima
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Article
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2009
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Elsevier Science
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English
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ZnO nano-needle arrays and films have been prepared by anodic etching of ZnO foil at constant current in potassium zincate solution and sodium hydroxide alcoholic solution, respectively. Photoluminescence (PL) spectra recorded on ZnO nano-needles have shown a broad band at 585 nm due to the native o