<abstract xml:lang="en" xmlns="http://www.w3.org/1999/xhtml"><p>V2O3 and amorphous carbon composites (V2O3/C composites) with different morphologies (e.g. nanospheres, nanorods and nanosheets) were, for the first time, successfully synthesized by a facile hydrothermal route and subsequent calcination. The as-obtained samples were characterized by X-ray powder diffraction (XRD), energy dispersive spectrometery (EDS), elemental analysis (EA), Fourier transform infrared spectroscopy (FT-IR), Raman spectroscopy, scanning electron microscopy (SEM) and transmission electron microscopy (TEM). The morphology of V2O3/C composites could be easily controlled by varying the reaction time, and, as a result, V2O3/C composites with nanospheres, nanorods and nanosheets were selectively synthesized. Furthermore, the phase transition property of V2O3/C composites was measured by differential scanning calorimetry (DSC), suggesting that V2O3/C composites exhibit the phase transition similar to V2O3, which could expand the potential applications of materials related to V2O3 in the future.</p></abstract>

V2O3 and amorphous carbon composites (V2O3/C composites) with different morphologies (e.g. nanospheres, nanorods and nanosheets) were, for the first time, successfully synthesized by a facile hydrothermal route and subsequent calcination. The as-obtained samples were characterized by X-ray powder diffraction (XRD), energy dispersive spectrometery (EDS), elemental analysis (EA), Fourier transform infrared spectroscopy (FT-IR), Raman spectroscopy, scanning electron microscopy (SEM) and transmission electron microscopy (TEM). The morphology of V2O3/C composites could be easily controlled by varying the reaction time, and, as a result, V2O3/C composites with nanospheres, nanorods and nanosheets were selectively synthesized. Furthermore, the phase transition property of V2O3/C composites was measured by differential scanning calorimetry (DSC), suggesting that V2O3/C composites exhibit the phase transition similar to V2O3, which could expand the potential applications of materials related to V2O3 in the future.

Synthesis of V2O3/C composites with different morphologies by a facile route and phase transition properties of the compounds

School of Chemistry, Dalian University of Technology, Dalian, 116024, PR China

College of Chemistry and Molecular Sciences, Wuhan University, Wuhan, 430072, PR China

School of Resources and Environmental Science, Wuhan University, Wuhan, 430079, PR China

Materials Science-Poland

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

V2O3 and amorphous carbon composites (V2O3/C composites) with different morphologies (e.g. nanospheres, nanorods and nanosheets) were, for the first time,...

Synthesis of V2O3/C composites with different morphologies by a facile route and phase transition properties of the compounds

Publié en ligne: 22 juil. 2014

Pages: 236 - 242

DOI: https://doi.org/10.2478/s13536-013-0177-6

Mots clés
nanostructures, V2O3 amorphous carbon composites, chemical synthesis, phase transitions

© 2014 Wroclaw University of Technology

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Synthesis of V2O3/C composites with different morphologies by a facile route and phase transition properties of the compounds

Publié en ligne: 22 juil. 2014

Pages: 236 - 242

DOI: https://doi.org/10.2478/s13536-013-0177-6

Mots clésnanostructures, V2O3 amorphous carbon composites, chemical synthesis, phase transitions

© 2014 Wroclaw University of Technology

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Mots clés
nanostructures, V2O3 amorphous carbon composites, chemical synthesis, phase transitions