Monodisperse Fe3O4/Fe@SiO2 core/shell nanoparticles with enhanced magnetic property

Colloids and Surfaces A: Physicochemical and Engineering Aspects

Volumn 293, Issue 1-3, 2007, Pages 278-285

  Tie, Shao Long ^a,b   Lee, Hyeon Cheol ^c   Bae, Youn Sang ^a   Kim, Min Bae ^a   Lee, Kangtaek ^a   Lee, Chang Ha ^a  

^a Yonsei University   (South Korea)

^b SOUTH CHINA NORMAL UNIVERSITY   (China)

^c Samsung Electro Mechanics   (South Korea)

Author keywords

Core shell structure; Ferrite; Nanocomposite; Silica; Superparamagnetization

Indexed keywords

ALCOHOLS; AMORPHOUS SILICON; IRON COMPOUNDS; MAGNETIC PROPERTIES; SYNTHESIS (CHEMICAL); TRANSMISSION ELECTRON MICROSCOPY; X RAY DIFFRACTION;

ALKYL ALCOHOL (OCTANOL); CORE/SHELL STRUCTURE; METAL IRON;

NANOSTRUCTURED MATERIALS;

IRON; NANOPARTICLE; OCTANOL; SILICON DIOXIDE;

ARTICLE; CHEMICAL COMPOSITION; CHEMICAL MODIFICATION; DISPERSION; INFRARED SPECTROSCOPY; MAGNETISM; PRIORITY JOURNAL; SYNTHESIS; THERMOGRAVIMETRY; TRANSMISSION ELECTRON MICROSCOPY; X RAY DIFFRACTION; X RAY PHOTOELECTRON SPECTROSCOPY; X RAY SPECTROMETRY;

EID: 33845565191     PISSN: 09277757     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.colsurfa.2006.07.044     Document Type: Article

References (36)

1. Sun S., Murray C.B., Weller D., Folks L., and Moser A. Monodisperse FePt nanoparticles and ferromagnetic FePt nanocrystal superlattices. Science 287 (2000) 1989-1992
2. Choi D.-G., Jeong J.-R., Kwon K.-Y., Jung H.T., Shin S.-C., and Yang S.M. Magnetic nanadot arrays patterned by selective ion etching using block copolymer templates. Nanotechnology 15 (2004) 970-974
3. Shevchenko E., Talapin D., Kornowski A., Wiekhorst F., Kotzler J., Haase M., Rogach A., and Weller H. Colloidal crystals of monodisperse FePt nanoparticles grown by a three-layer technique of controlled oversaturation. Adv. Mater. 14 (2002) 287-290
4. 4 (M = Fe, Co, Mn) nanoparticles. J. Am. Chem. Soc. 126 (2004) 273-279
5. 4 nanoparticles. Nano Lett. 4 (2004) 187-190
6. Bianco L.D., Fiorani D., Testa A.M., Bonetti E., Savini L., and Signoretti S. Magnetothermal behavior of a nanoscale Fe/Fe oxide granular system. Phys. Rev. B 66 (2002) 174418
7. 3, MgO) multilayers. J. Magn. Magn. Mater. 247 (2002) 1-5
8. Varanda L.C., Jafelicci Jr. M., and Goya G.F. Magnetic properties of spindle-type iron fine particles obtained from hematite. J. Magn. Magn. Mater. 226 (2001) 1933-1935
9. Bukur D.B., Carreto-Vazquez V., Pham H.N., and Datye A.K. Attrition properties of precipitated iron Fischer-Tropsch catalysts. Appl. Catal. A: General 266 (2004) 41-48
10. Martínez A., López C., Márquez F., and Díaz I. Fischer-Tropsch synthesis of hydrocarbons over mesoporous Co/SBA-15 catalysts: the influence of metal loading, cobalt precursor, and promoters. J. Catal. 220 (2003) 486-499
11. Gao X., Yu K.M.K., Tam K.Y., and Tsang S.C. Colloidal stable silica encapsulated nano-magnetic composite as a novel bio-catalyst carrier. Chem. Commun. (2003) 2998-2999
12. Bruce I.J., Taylor J., Todd M., Davies M.J., Borioni E., Sangregorio C., and Sen T. Synthesis, characterisation and application of silica-magnetite nanocomposites. J. Magn. Magn. Mater. 284 (2004) 145-160
13. Lu Y., Yin Y., Mayers B.T., and Xia Y. Modifying the surface properties of superparamagnetic iron oxide nanoparticles through a sol-gel approach. Nano Lett. 2 (2002) 183-186
14. Ennas G., Marongiu G., Marras S., and Piccaluga G. Mechanochemical route for the synthesis of cobalt ferrite-silica and iron-cobalt alloy-silica nanocomposites. J. Nanopart. Res. 6 (2004) 99-105
15. 2 synthesized by sol-gel. J. Magn. Magn. Mater. 192 (1999) 277-280
16. 3 nanoparticles synthesized by chemical vapor condensation process. Rev. Adv. Mater. Sci. 4 (2003) 55-59
17. Klug K.L., Dravid V.P., and Johnson D.L. Silica-encapsulated magnetic nanoparticles formed by a combined arc evaporation/chemical vapor deposition technique. J. Mater. Res. 18 (2003) 988-993
18. Aliev F.G., Correa-Duarte M.A., Mamedov A., Ostrander J.W., Giersig M., Liz-Marzán L.M., and Kotov N.A. Layer-by-layer assembly of core-shell magnetite nanoparticles: effect of silica coating on interparticle interactions and magnetic properties. Adv. Mater. 11 (1999) 1006-1010
19. Wielers A.F.H., Koebrugge G.W., and Geus J.W. On the properties of silica-supported bimetallic Fe-Cu catalysts Part II. Reactivity in the Fischer-Tropsch synthesis. J. Catal. 121 (1990) 375-385
20. Ohmori M., and Matijevic E. Preparation and properties of uniform coated inorganic colloidal particles: 8. Silica on iron. J. Coll. Inter. Sci. 160 (1993) 288-292
21. ul Haq I., and Matijevic E. Preparation and properties of uniform coated inorganic colloidal particles. 12. Tin and its compounds on hematite. Prog. Coll. Polym. Sci. 109 (1998) 185-191
22. Banerjee S., Roy S., Chen J.W., and Chakravorty D. Magnetic properties of oxide-coated iron nanoparticles synthesized by electrodeposition. J. Magn. Magn. Mater. 219 (2000) 45-52
23. Tie S.-L., Lin Y.-Q., Lee H.-C., Bae Y.-S., and Lee C.-H. Amino acid-coated nano-sized magnetite particles prepared by two-step transformation. Coll. Surf. A: Physicochem. Eng. Aspects 273 (2006) 75-83
24. Bozzi A., Yuranova T., Mielczarski J., Lopezc A., and Kiwi J. Abatement of oxalates catalyzed by Fe-silica structured surfaces via cyclic carboxylate intermediates in photo-Fenton reactions. Chem. Commun. (2002) 2202-2203
25. Carlino S., and Hudson M.J. A thermal decomposition study on the intercalation of tris-(oxalato) ferrate(III) trihydrate into a layered (Mg/Al) double hydroxide. Solid State Ionics 110 (1998) 153-161
26. Brinker C.J., and Scherer G.W. Sol-Gel Science-The Physics and Chemistry of Sol-Gel Processing (1990), Academic Press, San Diego
27. Bertoluzza A., Fagnano C., and Morelli M.A. Raman and infrared spectra on silica gel evolving toward glass. J. Non-Cryst. Solids 48 (1982) 117-128
28. 2 gels in the early stage of conversion to glasses. J. Non-Cryst. Solids 126 (1990) 68-78
29. Tartaj P., González-Carreño T., and Serna C.J. Single-step nanoengineering of silica coated maghemite hollow spheres with tunable magnetic properties. Adv. Mater. 13 (2001) 1620-1624
30. Jolivet J.-P., Chanéac C., and Tronc E. Iron oxide chemistry. From molecular clusters to extended solid networks. Chem. Commun. 2004 (2004) 481-487
31. Pozas R., Ocana M., Morales M.P., Tartaj P., Nunez N.O., and Serna C.J. Synthesis of acicular Fe-Co nanoparticles and the effect of Al addition on their magnetic properties. Nanotechnology 15 (2004) S190-S196
32. Smith D.O. Magnetization of a magnetite single crystal near the curie point. Phys. Rev. 102 (1956) 959-963
33. Kataby G., Ulman A., Cojocarua M., and Gedanken A. Coating a bola-amphiphile on amorphous iron nanoparticles. J. Mater. Chem. 9 (1999) 1501-1506
34. 4 films deposited by reactive sputtering at room temperature. Phys. Stat. Sol. A 201 (2004) 739-744
35. van Grieken R., Serrano D.P., Aguado J., García R., and Rojo C. Thermal and catalytic cracking of polyethylene under mild conditions. J. Anal. Appl. Pyrol. 58 (2001) 127-142
36. Kim J., Lee J., and Hyeon T. Direct synthesis of uniform mesoporous carbons from the carbonization of as-synthesized silica/triblock copolymer nanocomposites. Carbon 42 (2004) 2711-2719