FePt and related nanoparticles

Nanoscale Magnetic Materials and Applications

Volumn , Issue , 2009, Pages 537-562

  Harrell, J W ^a   Kang, Shishou ^a   Nikles, David E ^a   Thompson, Gregory B ^b   Shi, Shifan ^a   Srivastava, Chandan ^b  

^a University of Alabama   (United States)

^b University of Alabama   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

EID: 84892343490     PISSN: None     EISSN: None     Source Type: Book    
DOI: 10.1007/978-0-387-85600-1_18     Document Type: Chapter

References (69)

1. Ahmadi, T.S., Wang, Z.L, Green, T.C., Henglein, A., ElSayed, M.A.: Shape-controlled synthesis of colloidal platinum nanoparticles. Science 272, 1924-1926 (1996).
2. Aslam, M., Fu, L., Li, S., Dravid, V.P.: Silica encapsulation and magnetic properties of FePt nanoparticles. J. Colloid. Interface Sci. 290, 444-449 (2005).
3. Barmak, K., Kim, J., Berry, D.C., Wierman, K.W., Svedberg, E.B., Howard, J.K.: Calorimetric studies of the A1 to L10 transformation in FePt and related ternary alloy thin films. J. Appl. Phys. 95, 7486-7488 (2004).
4. Brown, K.R., Walter, D.G., Natan, M.J.: Seeding of colloidal Au nanoparticle solutions. 2. Improved control of particle size and shape. Chem. Mater. 12, 306-313 (2000).
5. Brust, M., Bethell, D., Schiffrin, D.J., Kiely, C.J.: Novel gold-dithiol nano-networks with nonmetallic electronic properties. Adv. Mater. 7, 795-798 (1995).
6. Burshtain, D., Zeiri, L., Efrima, S.: Control of colloid growth and size distribution by adsorption-silver nanoparticles and adsorbed anisate. Langmuir 15, 3050-3055 (1999).
7. Chen, M., Kim, J., Liu, J.P., Fan, H.Y., Sun, S.H.: Synthesis of FePt nanocubes and their oriented self-assembly. J. Am. Chem. Soc. 128, 7132-7133 (2006).
8. Chen, M., Nikles, D.E.: Synthesis, self-assembly, and magnetic properties of FexCoyPt100-x-ynanoparticles. Nano Lett. 2, 211-214 (2002).
9. Chen, S.K., Yuan, F.T., Shiao, S.N.: Magnetic property modification of L10 FePt thin films by interfacial diffusion of Cu and Au overlayers. IEEE Trans. Magn. 41, 921-923 (2005).
10. Chepulskii, R.V., Butler, W.H.: Temperature and particle-size dependence of the equilibrium order parameter order parameter of FePt alloys. Phys. Rev. B 72, 1342051-13420518 (2005).
11. Chepulskii, R.V., Velev, J., Butler, W.H.: Monte Carlo Monte Carlo simulation of equilibrium L10 ordering in FePt nanoparticles. J. Appl. Phys. 97, 10J3111-10J3113 (2005).
12. Elkins, K., Li, D., Poudyal, N., Nandwana, V., Jin, Z., Chen, K., Liu, J.P.: Monodisperse facecentred tetragonal FePt nanoparticles with giant coercivity. J. Phys. D. Appl. Phys. 38, 2306- 2309 (2006).
13. Faraday, M.: Experimental relations of gold (and other metals) to light. Philos. Trans. R. Soc. Lond. B 147, 145-181 (1857).
14. Glavee, G.N., Klabunde, K.J., Sorensen, C.M., Hadjipanayis, G.C.: Borohydride reduction of nickel and copper ions in aqueous and nonaquoes media - controllable chemistry leading to nanoscale metal and metal boride particles. Langmuir 10, 4726-4730 (1994).
15. Han, M.Y., Quek, C.H., Huang, W., Chew, C.H., Gan, L.M.: A simple and effective chemical route for the preparation of uniform nonaqueous gold colloids. Chem. Mater. 11, 1144-1147 (1999).
16. Harrell, J.W.: Orientation dependence of the dynamic coercivity of Stoner-Wohlfarth particles. IEEE Trans. Magn. 37, 533-537 (2001).
17. Harrell, J.W., Kang, S., Jia, Z., Nikles, D.E., Chantrell, R., Satoh, A.: Model for the easy-axis alignment of chemically synthesized L10 FePt nanoparticles. Appl. Phys. Lett. 87, 2025081-2025083 (2005a).
18. Harrell, J.W., Nikles, D.E., Kang, S.S., Sun, X.C., Jia, Z.: Effect of additive Cu, Ag, and Au on L10 ordering of chemically synthesized FePt nanoparticles. J. Mag. Soc. Japan 28, 847-852 (2004).
19. Harrell, J.W., Nikles, D.E., Kang, S.S., Sun, X.C., Jia, Z., Shi, S., Lawson, J., Thompson, G.B., Srivastava, C., Seetala, N.V.: Effect of metal additives on L10 ordering of chemically synthesized FePt nanoparticles. Scripta Mater. 53, 411-416 (2005b).
20. Hyun, C., Lee, D.C., Korgel, B.A., de Lozanne, A.: Micromagnetic study of single-domain FePt nanocrystals overcoated with silica. Nanotech. 18, 0557041-0557047 (2007).
21. Jana, N.R., Gearheart, L., Murphy, C.J.: Evidence for seed-mediated nucleation in the chemical reduction of gold salts to gold nanoparticles. Chem. Mater. 13, 2313-2322 (2001).
22. Kang, S. et al.: Sintering behavior of spin-coated spin-coated FePt and FePtAu nanoparticles. J. Appl. Phys. 99, 08N7041-08N7043 (2006a).
23. Kang, S., Harrell, J.W., Nikles, D.E.: Reduction of ordering temperature of self-assembled FePt nanoparticles by the addition of Ag. Nano Lett 2, 1033-1036 (2002).
24. Kang, S., Jia, Z., Nikles, D.E., Harrell, J.W.: Synthesis and phase transition of self-assembled FePd and FePdPt nanoparticles. J. Appl. Phys. 95, 6744-6746 (2004).
25. Kang, S., Jia, Z., Shi, S., Nikles, D.E., Harrell, J.W.: Easy axis alignment of chemically partially ordered FePt nanoparticles. Appl. Phys. Lett. 86, 0625031-10625033 (2005).
26. Kang, S., Miao, G.X., Shi, S., Jia, Z., Nikles, D.E., Harrell, J.W.: Enhanced magnetic properties of self-Assembled FePt nanoparticles with MnO shell. J. Am. Chem. Soc. 128, 1042-1043 (2006b).
27. Kang, S., Shi, S., Jia, Z., Thompson, G.B., Nikles, D.E., Harrell, J.W.: Microstructures and magnetic alignment of L10 FePt nanoparticles. J. Appl. Phys. 101, 09J1131-09J1131 (2007).
28. Kang, S.S., Jia, Z., Nikles, D.E., Harrell, J.W.: Synthesis, chemical ordering and magnetic properties of [FePt]1-xAux nanoparticles. IEEE Trans. Magn. 39, 2753-2757 (2003a).
29. Kang, S.S., Nikles, D.E., Harrell, J.W.: Synthesis, chemical ordering and magnetic properties of FePt-Ag nanoparticles. J. Appl. Phys. 93, 7178-7180 (2003b).
30. Lee, D.C., Mikulec, F.V., Pelaez, K., Koo, B., Korgel, B.A.: Synthesis and magnetic properties of silica-coated FePt nanocrystals. J. Phys. Chem. 110, 11160-11166 (2006).
31. Liu, J.P., Elkins, K., Li, D., Nandwana, V., Poudyal, N.: Phase transformation of FePt nanoparticles. IEEE Trans. Magn. 42, 3036-3031 (2006).
32. Maeda, T., Kai, T., Kikitsu, A., Nagase, T., Akiyama, J.: Reduction of ordering temperature of an FePt-ordered alloy by addition of Cu. Appl. Phys. Lett. 80, 2147-2149 (2002).
33. Mayer, A.B.R., Grebner, W., Wannemacher, R.: Preparation of silver-latex composites. J. Phys. Chem. B 104, 7278-7285 (2000).
34. McDaniel, T.W., Challener, W.A., Sendur, K.: Issues in heat-assisted perpendicular recording. IEEE Trans. Magn. 39, 1972-1979 (2003).
35. Munro, C.H., Smith, W.E., Garner, M., Clarkson, J., White, P.C.: Characterization of the surface of a citrate reduced colloid optimized for use as a substrate for surface enhanced resonance Raman scattering. Langmuir 11, 3712-3720 (1995).
36. Nishimura, K., Takahashi, K., Uchida, H., Inoue, M.: Effects of third elements (Ag, B, Cu, Ir) addition and high Ar gas pressure on L10 FePt films. J. Magn. Magn. Mater. 272, 2189-2190 (2004).
37. Pathak, S., Greci, M.T., Kwong, R.C., Mercado, K., Prakash, G.K.S., Olah, G.A., Thompson, M.E.: Synthesis and applications of palladium-coated poly(vinylpyridine) nanospheres. Chem. Mater. 12, 1985-1989 (2000).
38. Peng, Q.Z., Richter, H.J.: Field sweep rate dependence of media dynamic coercivity. IEEE Trans. Magn. 40, 2446-2448 (2004).
39. Platt, C.L., Wierman, K.W., Svedberg, E.B., Van De Veerdonk, R., Howard, J.K., Roy, A.G., Laughlin, D.E.: L10 ordering and microstructure of FePt thin films with Cu, Ag, and Au additive. J. Appl. Phys. 92, 6104-6109 (2002).
40. Reed, D.: Use of silicate shells to prevent sintering during thermally induced chemical ordering of FePt nanoparticles. Ph.D. dissertation, University of Alabama (2007).
41. Rong, C. et al.: Size-dependent chemical and magnetic ordering in L10-FePt nanoparticles. Adv. Mater. 18, 2984-2988 (2006).
42. Salgueirino-Maceira, V., Correa-Duarte, M.A., Farle, M.: Manipulation of chemically synthesized FePt nanoparticles in water, core-shell silica/FePt nanocomposites. Small 1, 1073-1076 (2005).
43. Scholz, W., Fidler, J., Schrefl, T., Suess, D., Forster, H., Dittrich, R., Tsiantos, V.: Numerical micromagnetic simulation of Fe-Pt nanoparticles with multiple easy axes. J. Magn. Magn. Mater. 272, 1524-1525 (2004).
44. Sharrock, M.P., McKinney, J.T.: Kinetic effects in coercivity measurements. IEEE Trans. Magn. 17, 3020-3022 (1981).
45. Shi, S., Kang, S., Lawson, J., Jia, Z., Nikles, D., Harrell, J.W., Ott, R., Kadolkar, P.: Pulsedthermal processing of chemically synthesized FePt nanoparticles. JOM 58, 43-45 (2006).
46. Shukla, N., Liu, C., Jones, P.M., Weller, D.: FTIR study of surfactant bonding to FePt nanoparticles. J. Magn. Magn. Mater. 36, 178-184 (2003).
47. Srivastava, C., Balasubramanian, J., Turner, C.H., Wiest, J.M., Bagaria, H.G., Thompson, G.B.: Formation mechanism and composition distribution of FePt nanoparticles. J. Appl. Phys. 102, 104310 (2007).
48. Srivastava, C., Thompson, G.B., Harrell, J.W., Nikles, D.E.: Size effect ordering in FePt100-xCrx nanoparticles. J. Appl. Phys. 99, 0543041-0543046 (2006).
49. Suess, D.: Multilayer exchange spring media for magnetic recording. Appl. Phys. Lett. 89, 1131051-1131053 (2006).
50. Sun, S.H., Anders, S., Thomson, T., Baglin, J.E.E., Toney, M.F., Hamann, H.F., Murray, C.B., Terris, B.D.: Controlled synthesis and assembly of FePt nanoparticles. J. Phys. Chem. B 107, 5419-5425 (2003a).
51. Sun, S.H., Fullerton, E.E., Weller, D., Murray, C.B.: Compositionally controlled FePt nanoparticle materials. IEEE Trans. Magn. 37, 1239-1243 (2001).
52. Sun, S.H., Murray, C.B.: Synthesis of monodisperse cobalt nanocrystals and their assembly into magnetic superlattices. J. Appl. Phys. 85, 4325-4330 (1999).
53. Sun, S.H., Murray, C.B., Weller, D., Folks, L., Moser, A.: Monodisperse FePt nanoparticles and ferromagnetic FePt nanocrystal superlattices. Science 287, 1989-1992 (2000).
54. Sun, X.C., Kang, S.S., Harrell, J.W., Nikles, D.E., Dai, Z.R., Li, J., Wang, Z.L.: Synthesis, chemical ordering, and magnetic properties of FePtCu nanoparticle films. J. Appl. Phys. 93, 7337-7339 (2003b).
55. Torigoe, K., Suzuki, A., Esumi, K.: Au(III)-PAMAM interaction and formation of Au- PAMAM nanocomposites in ethyl acetate. J. Colloid. Interface Sci. 241, 346-356 (2001).
56. Turkevich, J., Kim, G.: Palladium: preparation and catalytic properties of particles of uniform size. Science 169, 873-879 (1970).
57. Tzitzios, V., Basina, G., Gjoka, M., Boukos, N., Niarchos, D., Devlin, E., Petridis, D.: The effect of Mn doping in FePt nanoparticles on the magnetic properties of the L1(0) phase. Nanotechnology 17, 4270-4273 (2006).
58. Wang, C., Hou, Y.L., Kim, J.M., Sun, S.H.: A general strategy for synthesizing FePt nanowires and nanorods. Angew. Chem. Int. Ed. 46, 6333-6335 (2007).
59. Wang, J.G., Neoh, K.G., Kang, E.T.: Preparation of nanosized metallic particles in polyaniline. J. Colloid Interface Sci. 239, 78-86 (2001).
60. Wang, S., Kang, S.S., Harrell, J.W., Wu, X.W., Chantrell, R.W.: Coercivity ratio and anisotropy distribution anisotropy distribution in chemically-synthesized L10 FePt nanoparticle systems. Phys. Rev. B 68, 1044131-1044137 (2003a).
61. Wang, S., Kang, S.S., Nikles, D.E., Harrell, J.W., Wu, X.W.: Magnetic properties of selforganized L10 FePtAg nanoparticle arrays. J. Magn. Magn. Mater. 266, 49-56 (2003b).
62. Wang, Y., Ren, J.W., Deng, K., Gui, L.L., Tang, Y.Q.: Preparation of tractable platinum, rhodium, and ruthenium nanoclusters with small particle size in organic media. Chem. Mater. 12, 1622-1627 (2000).
63. Weller, D. et al.: High Ku materials approach to 100 Gbits/in2. IEEE Trans. Magn. 36, 10-15 (2000).
64. Yamamoto, S, Morimoto, Y, Ono, T, Takano, M.: Magnetically superior and easy to handle L10-FePt nanocrystals. Appl. Phys. Lett. 87, 0325031-0325033 (2005).
65. Yan, Q., Purkayastha, A., Kim, T., Kröger, R., Bose, A., Ramanath, G.: Synthesis and assembly of monodisperse high-coercivity silica-capped FePt nanomagnets of tunable size, composition, and thermal stability thermal stability from microemulsions. Adv. Mater. 18, 2569-2573 (2006a).
66. Yan, Q.Y., Kim, T., Purkayastha, A., Xu, Y., Shima, M., Gambino, R.J., Ramanath, G.: Magnetic properties of Sb-doped FePt nanoparticles. J. Appl. Phys. 99, 08N7091-08N7093 (2006b).
67. Yin, Y.D., Li, Z.Y., Zhong, Z.Y., Gates, B., Xia, Y.N., Venkateswaran, S.: Synthesis and characterization of stable aqueous dispersions of silver nanoparticles through the Tollens process. J. Mater. Chem. 12, 522-527 (2002).
68. Yu, A.C.C., Mizuno, M., Sasaki, Y., Kondo, H.: Atomic composition effect on the ordering of solution-phase synthesized FePt nanoparticle films. Appl. Phys. Lett. 85, 6242-6244 (2004).
69. Yu, C.H., Caiulo, N., Lo, C.C.H., Tam, K., Tsang, S.C.: Synthesis and fabrication of a thin film containing silica-encapsulated face-centered tetragonal FePt nanoparticles. Adv. Mater. 18, 2312-2314 (2006).