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Journal of the European Optical Society-Rapid Publications

Table 2 Optical band gaps of different thin films extracted from the Tauc plot

From: Effect of various additives on aluminum oxide thin films prepared by dip coating, thermal behavior, kinetics and optical properties

Sample

Eg (eV)

Thin film acetic acid

5.4

Thin film nitric acid

5

Thin film oxalic acid

5.3

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