<abstract xmlns="http://www.w3.org/1999/xhtml">Bismuth oxide thin film was deposited by chemical bath deposition (CBD) technique onto a glass substrate. The grain size (D), dislocation density (δ) and number of crystallites per unit area (N), i.e. structural properties of the thin film were determined as 16 nm, 39.06× 10–4 line/nm2, 31.25 × 10–3 1/nm2, respectively. Optical transmittance properties of the thin film were investigated by using a UV-Vis spectrophotometer. The optical band gap (Eg) for direct transitions, optical transmission (T %), reflectivity (R %), absorption, refractive index (nr), extinction coefficient (k), dielectric constant (∊) of the thin film were found to be 3.77 eV, 25.23 %, 32.25 %, 0.59, 3.62, 0.04 and 2.80, respectively. The thickness of the film was measured by AFM, and was found to be 128 nm. Contact angles of various liquids on the oxide thin film were determined by Zisman method, and surface tension was calculated to be 31.95 mN/m.</abstract>

Bismuth oxide thin film was deposited by chemical bath deposition (CBD) technique onto a glass substrate. The grain size (D), dislocation density (δ) and number of crystallites per unit area (N), i.e. structural properties of the thin film were determined as 16 nm, 39.06× 10–4 line/nm2, 31.25 × 10–3 1/nm2, respectively. Optical transmittance properties of the thin film were investigated by using a UV-Vis spectrophotometer. The optical band gap (Eg) for direct transitions, optical transmission (T %), reflectivity (R %), absorption, refractive index (nr), extinction coefficient (k), dielectric constant (∊) of the thin film were found to be 3.77 eV, 25.23 %, 32.25 %, 0.59, 3.62, 0.04 and 2.80, respectively. The thickness of the film was measured by AFM, and was found to be 128 nm. Contact angles of various liquids on the oxide thin film were determined by Zisman method, and surface tension was calculated to be 31.95 mN/m.

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

Department of Metallurgy and Materials Engineering

Department of Science Education, Education Faculty

Materials Science-Poland

This article is distributed under the terms of the Creative Commons Attribution Non-Commercial License, which permits unrestricted non-commercial use, distribution, and reproduction in any medium, provided the original work is properly cited.

Bismuth oxide thin film was deposited by chemical bath deposition (CBD) technique onto a glass substrate. The grain size (D), dislocation density (δ) and...

Liquid	γ [mN/m]
Water	72.8
Glycerin	64
Ethylene glycol	48
Iodometane	35.27

Element	Bare glass	Bismuth oxide (Bi₂O_2.75)
Na	9.02	5.14
Mg	2.26	1.37
Al	0.72	0.49
Si	35.10	29.46
K	0.21	–
Ca	5.63	5.78
O	47.06	19.21
Bi	–	38.56

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

Published Online: Mar 10, 2017

Page range: 87 - 93

Received: Nov 21, 2015

Accepted: Jan 03, 2016

DOI: https://doi.org/10.1515/msp-2017-0020

Keywords
CBD technique, crystal growth, Zisman method, optical properties, surface tension

© 2017 Fatma Meydanerİ Tezel, İ. Afşin Kariper

This article is distributed under the terms of the Creative Commons Attribution Non-Commercial License, which permits unrestricted non-commercial use, distribution, and reproduction in any medium, provided the original work is properly cited.

Surface tension of test liquids used in the experiments.

Percentage elemental composition of the Bi2O2.75 thin film and bare glass.

Contact angles of test liquids on Bi2O2.75 thin film.

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

Published Online: Mar 10, 2017

Page range: 87 - 93

Received: Nov 21, 2015

Accepted: Jan 03, 2016

DOI: https://doi.org/10.1515/msp-2017-0020

KeywordsCBD technique, crystal growth, Zisman method, optical properties, surface tension

© 2017 Fatma Meydanerİ Tezel, İ. Afşin Kariper

This article is distributed under the terms of the Creative Commons Attribution Non-Commercial License, which permits unrestricted non-commercial use, distribution, and reproduction in any medium, provided the original work is properly cited.

Surface tension of test liquids used in the experiments.

Percentage elemental composition of the Bi2O2.75 thin film and bare glass.

Contact angles of test liquids on Bi2O2.75 thin film.

Keywords
CBD technique, crystal growth, Zisman method, optical properties, surface tension