<abstract xmlns="http://www.w3.org/1999/xhtml"><p>Bottom-up technique has been used to synthesize Ag-chalcogenide nanoparticles. This work reports on the synthesis of Ag<sub>2</sub>Se by varying the molar ratio of capping agent and pH of the solution. The synthesized nanoparticles have been characterized in terms of structural parameters using X-ray diffraction. By this technique, various parameters such as crystallite size, dislocation density and strain of the nanoparticles were calculated. The crystallite size decreased with the increase in pH of the solution. The optical characterization was carried out by UV-Vis-NIR spectrophotometer. With the decrease in the crystallite size, a blue shift in the absorption peak of the nanoparticles was observed. These properties are suitable for energy harvesting with the help of photovoltaics.</p></abstract>

Bottom-up technique has been used to synthesize Ag-chalcogenide nanoparticles. This work reports on the synthesis of Ag2Se by varying the molar ratio of capping agent and pH of the solution. The synthesized nanoparticles have been characterized in terms of structural parameters using X-ray diffraction. By this technique, various parameters such as crystallite size, dislocation density and strain of the nanoparticles were calculated. The crystallite size decreased with the increase in pH of the solution. The optical characterization was carried out by UV-Vis-NIR spectrophotometer. With the decrease in the crystallite size, a blue shift in the absorption peak of the nanoparticles was observed. These properties are suitable for energy harvesting with the help of photovoltaics.

Synthesis and characterization of Ag-chalcogenide nanoparticles for possible applications in photovoltaics

Department of Physics & Materials Science

Jaypee University of Information Technology

Materials Science-Poland

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

Bottom-up technique has been used to synthesize Ag-chalcogenide nanoparticles. This work reports on the synthesis of Ag2Se by varying the molar ratio of...

Synthesis and characterization of Ag-chalcogenide nanoparticles for possible applications in photovoltaics

Publié en ligne: 02 nov. 2018

Pages: 375 - 380

Reçu: 16 janv. 2017

Accepté: 24 mai 2018

DOI: https://doi.org/10.2478/msp-2018-0064

Mots clés
nanoparticles, co-precipitation, structural properties, optical properties

© 2018 Subhash Chand et al., published by Sciendo

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

Synthesis and characterization of Ag-chalcogenide nanoparticles for possible applications in photovoltaics

Publié en ligne: 02 nov. 2018

Pages: 375 - 380

Reçu: 16 janv. 2017

Accepté: 24 mai 2018

DOI: https://doi.org/10.2478/msp-2018-0064

Mots clésnanoparticles, co-precipitation, structural properties, optical properties

© 2018 Subhash Chand et al., published by Sciendo

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

Mots clés
nanoparticles, co-precipitation, structural properties, optical properties