Magnetic properties of core/shell-structured CoFe2/CoFe2O4 composite nano-powders synthesized via oxidation reaction

Ceramics International

Volumn 41, Issue 9, 2015, Pages 11836-11843

  Zhang, Yue ^a   Yan, Baiqian ^a   Ou Yang, Jun ^a   Zhu, Benpeng ^a   Chen, Shi ^a   Yang, Xiaofei ^a   Liu, Yong ^b   Xiong, Rui ^b  

^a HUAZHONG UNIVERSITY OF SCIENCE AND TECHNOLOGY   (China)

^b WUHAN UNIVERSITY   (China)

Author keywords

Composite materials; Exchange spring effect; Magnetization; Oxidation reaction

Indexed keywords

BINARY ALLOYS; COMPOSITE MATERIALS; CRYSTALLITE SIZE; MAGNETIZATION; NANOPARTICLES; SPIN GLASS;

COMPOSITE NANOPARTICLES; EXCHANGE SPRINGS; EXCHANGE-SPRING MAGNET; HARD MAGNETIC BEHAVIOR; OXIDATION REACTIONS; TEMPERATURE-DEPENDENT MAGNETIZATIONS; VIBRATING SAMPLE MAGNETOMETER; X RAY DIFFRACTOMETERS;

SYNTHESIS (CHEMICAL);

EID: 84930911512     PISSN: 02728842     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.ceramint.2015.05.152     Document Type: Article

References (29)

1. Bader, S.D., Colloquium: opportunities in nanomagnetism. Rev. Mod. Phys. 78 (2006), 1–15.
2. Kneller, E.F., Hawig, R., The exchange-spring magnet: a new material principle for permanent magnets. IEEE Trans. Magn., 27, 1991 3588–3560.
3. 2. J. Magn. Magn. Mater. 290 (2005), 551–554.
4. 4) nano-composite ceramics by SPS technology. J. Magn. Magn. Mater. 323 (2011), 1811–1816.
5. 4) composite ceramics. Ceram. Int. 40 (2014), 7837–7840.
6. Roy, D., Shivakumara, C., Kumar, P.S.A., Observation of the exchange spring behavior in hard–soft-ferrite nanocomposite. J. Magn. Magn. Mater. 321 (2009), L11–L14.
7. max in a hard–soft-ferrite nanocomposite using exchange spring mechanism. J. Appl. Phys., 106, 2009, 073902.
8. Asti, G., Ghidini, M., Pellicelli, R., Pernechele, C., Solzi, M., Albertini, F., Casoli, F., Fabbrici, S., Pareti, L., Magnetic phase diagram and demagnetization processes in perpendicular exchange-spring multilayers. Phys. Rev. B, 73, 2006, 094406.
9. Tsai, J.L., Tzeng, H.T., Lin, G.B., Magnetization reversal process in Fe/FePt films. Appl. Phys. Lett., 96, 2010, 032505.
10. Huang, L.S., Hu, J.F., Chen, J.S., Critical Fe thickness for effective coercivity reduction in FePt/Fe exchange-coupled bilayer. J. Magn. Magn. Mater. 324 (2012), 1242–1247.
11. 2. Appl. Phys. Lett., 98, 2011, 072502.
12. Zhang, K., Amponsah, O., Arslan, M., Holloway, T., Sinclair, D., Cao, W., Bahoura, M., Pradhan, A.K., Magnetic nanocomposite spinel and FeCo core–shell and mesoporous systems. J. Magn. Magn. Mater. 324 (2012), 1938–1944.
13. 2 nanocomposite. J. Magn. Magn. Mater. 324 (2012), 2711–2716.
14. 2 nanoparticles. J. Magn. Magn. Mater. 326 (2013), 81–84.
15. 2 composite nano-particles. J. Alloy. Compd. 567 (2013), 73–76.
16. 2 composite nanoceramics via spark plasma sintering technology. J. Am. Ceram. Soc. 96 (2013), 3798–3804.
17. 2 composite nano-ceramics. Ceram. Int. 41 (2015), 3896–3900.
18. Soares, J.M., Galdino, V.B., Machado, F.L.A., Exchange-bias and exchange-spring coupling in magnetic core–shell nanoparticles. J. Magn. Magn. Mater. 350 (2014), 69–72.
19. 4 system. Appl. Phys. Lett., 86, 2005, 192514.
20. 4 multilayers. Thin Solid Films 444 (2003), 58–63.
21. 4 multilayers. Surf. Sci. 529 (2003), 215–222.
22. 4 nanoparticles. J. Appl. Phys., 108, 2010, 063921.
23. Zhang, Y., Liu, Y., Fei, C.L., Yang, Z., Lu, Z.H., Xiong, R., Yin, D., Shi, J., The temperature dependence of magnetic properties for cobalt ferrite nanoparticles by the hydrothermal method. J. Appl. Phys., 108, 2010, 084312.
24. 4 powders during mechanical milling. Phys. Rev. B, 74, 2006, 184427.
25. Zhang, Y., Yang, Z., Yin, D., Liu, Y., Fei, C.L., Xiong, R., Shi, J., Yan, G.L., Composition and magnetic properties of cobalt ferrite nano-particles prepared by the co-precipitation method. J. Magn. Magn. Mater. 322 (2010), 3470–3475.
26. 4-based composites. Appl. Phys. Lett., 105, 2014, 202405.
27. Bueno-Baques, D., Medina-Boudri, A., Matutes-Aquino, J., Remanence properties of co-precipitated cobalt ferrite. J. Magn. Magn. Mater. 226 (2001), 1412–1414.
28. 4 nano-particles synthesized by the thermal decomposition method. J. Magn. Magn. Mater. 324 (2012), 2534–2538.
29. 4 nanoparticles. J. Magn. Magn. Mater. 320 (2008), e327–e330.