<abstract xmlns="http://www.w3.org/1999/xhtml">The absorption coefficient of Bi12TiO20:AlI, Bi12TiO20:AlII, Bi12SiO20:P and Bi12SiO20:Al+P single crystals is measured in the spectral region of Urbach’s rule (1.52 – 2.92 eV) at room temperature. The parameters of electron-phonon interaction, Urbach’s energy and the constants of Urbach’s rule are calculated. The behavior of the acceptors Al3+ and P5+ in Urbach’s rule region has been considered.</abstract>

The absorption coefficient of Bi12TiO20:AlI, Bi12TiO20:AlII, Bi12SiO20:P and Bi12SiO20:Al+P single crystals is measured in the spectral region of Urbach’s rule (1.52 – 2.92 eV) at room temperature. The parameters of electron-phonon interaction, Urbach’s energy and the constants of Urbach’s rule are calculated. The behavior of the acceptors Al3+ and P5+ in Urbach’s rule region has been considered.

The acceptors behavior in the Single and Double Doped Bi12TiO20

Shumen University “Konstantin Preslavsky”

Acta Scientifica Naturalis

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

The acceptors behavior in the Single and Double Doped BiTiO

The absorption coefficient of Bi12TiO20:AlI, Bi12TiO20:AlII, Bi12SiO20:P and Bi12SiO20:Al+P single crystals is measured in the spectral region of Urbach’s rule...

The acceptors behavior in the Single and Double Doped Bi₁₂TiO₂₀

Published Online: Mar 07, 2018

Page range: 48 - 53

Received: Nov 30, 2017

Accepted: Jan 11, 2018

DOI: https://doi.org/10.2478/asn-2018-0007

Keywords
doped sillenites, Urbach’s rule, electron-phonon interaction, Urbach’s energy

© 2018 P. Petkova et al., published by De Gruyter Open

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

The acceptors behavior in the Single and Double Doped Bi12TiO20

Published Online: Mar 07, 2018

Page range: 48 - 53

Received: Nov 30, 2017

Accepted: Jan 11, 2018

DOI: https://doi.org/10.2478/asn-2018-0007

Keywordsdoped sillenites, Urbach’s rule, electron-phonon interaction, Urbach’s energy

© 2018 P. Petkova et al., published by De Gruyter Open

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

The acceptors behavior in the Single and Double Doped Bi₁₂TiO₂₀

Keywords
doped sillenites, Urbach’s rule, electron-phonon interaction, Urbach’s energy