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| Content Provider | Springer Nature Link |
|---|---|
| Author | Boutahar, A. Ettayfi, A. Alouhmy, G. Lassri, H. Hlil, E. K. Fruchart, D. |
| Copyright Year | 2014 |
| Abstract | Amorphous soft magnetic Fe$_{80−x}$ V$_{ x }$B$_{12}$Si$_{8}$ ribbons (0 ≤ x ≤ 14) have been fabricated by melt spinning technique, and their magnetic and magnetocaloric properties have been studied. The value of magnetocaloric effect has been determined from the measurements of magnetization as a function of temperature and an external magnetic field. The addition of vanadium to the ternary Fe$_{80}$B$_{12}$Si$_{8}$ alloy results in a decrease of the Curie temperature of amorphous alloys, T $_{C}$, from 473.5 to 335 K. With an increasing V content, the average magnetic moment of Fe atom and the magnetic entropy change also decrease. Fe$_{66.3}$V$_{13.7}$B$_{12}$Si$_{8}$ alloy exhibits the highest refrigeration capacity of 93.7 J kg$^{−1}$ and moderate peak magnetic entropy of 1.034 J kg$^{−1}$ K$^{−1}$ (T $_{C}$ = 335 K) under the maximum applied field of 2 T. The results from this work showed that V containing amorphous alloy 13.7 at. % is an interesting material and potential candidate for magnetic refrigerants working near room temperature. The observed −ΔS$_{M}$ $^{max}$ values compare favorably with other amorphous Fe-based alloys. |
| Starting Page | 2401 |
| Ending Page | 2405 |
| Page Count | 5 |
| File Format | |
| ISSN | 15571939 |
| Journal | Journal of Superconductivity and Novel Magnetism |
| Volume Number | 27 |
| Issue Number | 11 |
| e-ISSN | 15571947 |
| Language | English |
| Publisher | Springer US |
| Publisher Date | 2014-07-12 |
| Publisher Place | New York |
| Access Restriction | One Nation One Subscription (ONOS) |
| Subject Keyword | Amorphous alloys Magnetization Magnetocaloric effect Strongly Correlated Systems, Superconductivity Magnetism, Magnetic Materials Condensed Matter Physics Characterization and Evaluation of Materials |
| Content Type | Text |
| Resource Type | Article |
| Subject | Electronic, Optical and Magnetic Materials Condensed Matter Physics |
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