<abstract xmlns="http://www.w3.org/1999/xhtml"><p>In this work, physical properties of neodymium tin oxide pyrochlore ceramics prepared by solid state reaction technique are investigated by means of X-ray diffraction, scanning electron microscopy, ultraviolet-visible light (UV-Vis) spectrophotometry and temperature dependent electrical resistivity measurements. The pyrochlore is observed to have a cubic FCC crystal lattice with lattice parameter of 10.578 Å. The planes of the cubic cell are best oriented in the [2 2 2] direction. From the X-ray, the UV-Vis spectrophotometry and the electrical resistivity data analysis, the grain size, strain, dislocation density, optical and thermal energy band gaps, localized energy band tail states and resistivity activation energies are determined and discussed. The pyrochlore is observed to have an optical energy band gap of ~3.40 eV. This value corresponds to 365 nm UV light spectra which nominates the neodymium tin oxide pyrochlore ceramics for the use as UV sensors. </p></abstract>

In this work, physical properties of neodymium tin oxide pyrochlore ceramics prepared by solid state reaction technique are investigated by means of X-ray diffraction, scanning electron microscopy, ultraviolet-visible light (UV-Vis) spectrophotometry and temperature dependent electrical resistivity measurements. The pyrochlore is observed to have a cubic FCC crystal lattice with lattice parameter of 10.578 Å. The planes of the cubic cell are best oriented in the [2 2 2] direction. From the X-ray, the UV-Vis spectrophotometry and the electrical resistivity data analysis, the grain size, strain, dislocation density, optical and thermal energy band gaps, localized energy band tail states and resistivity activation energies are determined and discussed. The pyrochlore is observed to have an optical energy band gap of ~3.40 eV. This value corresponds to 365 nm UV light spectra which nominates the neodymium tin oxide pyrochlore ceramics for the use as UV sensors.

Physical properties of neodymium tin oxide pyrochlore ceramics

Materials Science-Poland

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

{"article-title":"Physical properties of neodymium tin oxide pyrochlore ceramics"}

In this work, physical properties of neodymium tin oxide pyrochlore ceramics prepared by solid state reaction technique are investigated by means of X-ray...

Physical properties of neodymium tin oxide pyrochlore ceramics

Pubblicato online: 31 ott 2017

Pagine: 534 - 538

Ricevuto: 11 ott 2016

Accettato: 01 mag 2017

DOI: https://doi.org/10.1515/msp-2017-0057

Parole chiave
Nd2Sn2O7, solid state reaction, UV sensor, optical properties

© 2017

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

Physical properties of neodymium tin oxide pyrochlore ceramics

Pubblicato online: 31 ott 2017

Pagine: 534 - 538

Ricevuto: 11 ott 2016

Accettato: 01 mag 2017

DOI: https://doi.org/10.1515/msp-2017-0057

Parole chiaveNd2Sn2O7, solid state reaction, UV sensor, optical properties

© 2017

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

Parole chiave
Nd2Sn2O7, solid state reaction, UV sensor, optical properties