<abstract xmlns="http://www.w3.org/1999/xhtml">In this paper we report results from optical transmittance spectroscopy complemented with data on structure from XRD measurements to determine optical properties of a series of ZnTiO3 perovskite thin films deposited on glass by reactive magnetron co-sputtering. The members of the series differ by the titanium content that was revealed as an origin of the changes not only in structure but also in dispersive optical properties. Low porosity has been discovered and calculated using the Bruggeman effective medium approximation. An apparent blue-shift of the optical band gap energies with increasing titanium content was observed. The observed band gap engineering is a good prospective for <italic>eg</italic> optoelectronic and photocatalytic applications of ZnTiO3.</abstract>

In this paper we report results from optical transmittance spectroscopy complemented with data on structure from XRD measurements to determine optical properties of a series of ZnTiO3 perovskite thin films deposited on glass by reactive magnetron co-sputtering. The members of the series differ by the titanium content that was revealed as an origin of the changes not only in structure but also in dispersive optical properties. Low porosity has been discovered and calculated using the Bruggeman effective medium approximation. An apparent blue-shift of the optical band gap energies with increasing titanium content was observed. The observed band gap engineering is a good prospective for eg optoelectronic and photocatalytic applications of ZnTiO3.

Optical properties of zinc titanate perovskite prepared by reactive RF sputtering

Journal of Electrical Engineering

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

In this paper we report results from optical transmittance spectroscopy complemented with data on structure from XRD measurements to determine optical...

Optical properties of zinc titanate perovskite prepared by reactive RF sputtering

Publicado en línea: 29 dic 2017

Páginas: 10 - 16

Recibido: 23 abr 2017

DOI: https://doi.org/10.1515/jee-2017-0049

Palabras clave
perovskite, optical band gap, Taucs plot, refractive index, absorption coefficient, effective medium, voids

© 2017 Jarmila Müllerová et al., published by De Gruyter Open

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

Optical properties of zinc titanate perovskite prepared by reactive RF sputtering

Publicado en línea: 29 dic 2017

Páginas: 10 - 16

Recibido: 23 abr 2017

DOI: https://doi.org/10.1515/jee-2017-0049

Palabras claveperovskite, optical band gap, Taucs plot, refractive index, absorption coefficient, effective medium, voids

© 2017 Jarmila Müllerová et al., published by De Gruyter Open

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

Palabras clave
perovskite, optical band gap, Taucs plot, refractive index, absorption coefficient, effective medium, voids