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Synthesis, surface tension, optical and dielectric properties of bismuth oxide thin film

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Mar 10, 2017

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XRD pattern of Bi2O2.75 thin film.
XRD pattern of Bi2O2.75 thin film.
The surface morphology (SEM) of Bi2O2.75 thin film.
The surface morphology (SEM) of Bi2O2.75 thin film.
Transmittance T [%] and reflectivity R [%] of Bi2O2.75 thin film versus wavelength.
Transmittance T [%] and reflectivity R [%] of Bi2O2.75 thin film versus wavelength.
Absorbance of Bi2O2.75 thin film versus wavelength.
Absorbance of Bi2O2.75 thin film versus wavelength.
Plot of (αhυ)2 versus hυ for Bi2O2.75 thin film.
Plot of (αhυ)2 versus hυ for Bi2O2.75 thin film.
Refractive index (nr) and extinction coefficient (k) of Bi2O2.75 thin film versus wavelength.
Refractive index (nr) and extinction coefficient (k) of Bi2O2.75 thin film versus wavelength.
Variation of the real and imaginary parts of dielectric constant for the Bi2O2.75 thin film versus wavelength.
Variation of the real and imaginary parts of dielectric constant for the Bi2O2.75 thin film versus wavelength.
Contact angel plot of the test liquids on the Bi2O2.75 thin film.
Contact angel plot of the test liquids on the Bi2O2.75 thin film.

Surface tension of test liquids used in the experiments_

Liquidγ [mN/m]
Water72.8
Glycerin64
Ethylene glycol48
Iodometane35.27

Percentage elemental composition of the Bi2O2_75 thin film and bare glass_

ElementBare glassBismuth oxide (Bi2O2.75)
Na9.025.14
Mg2.261.37
Al0.720.49
Si35.1029.46
K0.21
Ca5.635.78
O47.0619.21
Bi38.56

Contact angles of test liquids on Bi2O2_75 thin film_

WaterGlycerinEthylene glycolIodometane
7863529