ZnO Graphene Nanocomposite Flashcard

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Method to synthesize ZnO-graphene nanocomposite:

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Chemical precipitation

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Main application of GZ composite:

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Photocatalysis

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Band gap energy of ZnO

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3.37 eV

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Pollutants targeted for removal via photocatalysis:

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Organic dyes

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Technique to analyze sample homogeneity:

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Raman mapping

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Chemical formula for zinc acetate dihydrate

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Zn(CH3COO)2·2H2O

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Result of photocatalytic study of GZ composites

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Higher activity than pristine ZnO

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Excitation source for Micro-Raman measurements

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He-Ne laser

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Concentration of MB in aqueous solution for photocatalytic experiments:

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1×10⁵ M

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Bright yellow in Raman map indicates:

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ZnO