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| Content Provider | Springer Nature Link |
|---|---|
| Author | Tlemçani, T. Slimani Bahraoui, T. Taibi, M. Belayachi, A. Schmerber, G. Dinia, A. Abd Lefdil, M. |
| Copyright Year | 2015 |
| Abstract | Multiferroic materials have attracted great attention due to their potential applications in multifunctional devices. In this work, powders of Bi$_{1−x}$Nd$_{x}$FeO$_{3}$ (BNFO) with x = 0.00, 0.05, 0.15 and 0.20 were successfully synthesized by a sol–gel method using bismuth nitrate, iron nitrate and neodymium nitrate as sources. The BNFO powders were annealed at 500 °C. X-ray diffraction patterns revealed the formation of single phases BiFeO$_{3}$ and BNFO. We observed that the neodymium substitution leads to the change of the BiFeO$_{3}$ crystal structure from rhombohedral with space group R3c (α-phase) to pseudo-cubic symmetry Pm3 m. A high temperature variety (γ-phase) of multiferroic BiFeO$_{3}$ compound has been stabilized for 15 % of neodymium content. The morphology of the particles seemed to be approximately spherical, the particle size of the BNFO is between 23 and 67 nm. Those powders show both magnetic transition at Neel temperature (T$_{N}$) and ferroelectric transition around Curie temperature (T$_{C}$). In addition a clear ferromagnetic component is observed for all powders. The variations of dielectric constant and dielectric loss, proves a possible coupling between the electric and magnetic dipole in these systems. |
| Starting Page | 673 |
| Ending Page | 678 |
| Page Count | 6 |
| File Format | |
| ISSN | 09280707 |
| Journal | Journal of Sol-Gel Science and Technology |
| Volume Number | 73 |
| Issue Number | 3 |
| e-ISSN | 15734846 |
| Language | English |
| Publisher | Springer US |
| Publisher Date | 2015-02-14 |
| Publisher Place | Boston |
| Access Restriction | One Nation One Subscription (ONOS) |
| Subject Keyword | BiFeO$_{3}$ Sol–gel Structural Dielectric Multiferroic Ceramics, Glass, Composites, Natural Methods Inorganic Chemistry Optical and Electronic Materials Nanotechnology |
| Content Type | Text |
| Resource Type | Article |
| Subject | Ceramics and Composites Chemistry Materials Chemistry Biomaterials Condensed Matter Physics Electronic, Optical and Magnetic Materials |
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