Optical and magnetic properties of γ-Fe 2O 3 nanoparticles encapsulated in SBA-15 fabricated by double solvent technique

Micro and Nano Letters

Volumn 7, Issue 3, 2012, Pages 219-222

  Dai, Peng ^a,b   Wang, Yuxia ^a   Wu, Mingzai ^b   Xu, Zouming ^a  

^a UNIVERSITY OF SCIENCE AND TECHNOLOGY OF CHINA   (China)

^b ANHUI UNIVERSITY   (China)

Author keywords

[No Author keywords available]

Indexed keywords

ADSORPTION POROSIMETRY; BLUE SHIFT; FOURIER TRANSFORM INFRARED; IRON CONCENTRATIONS; MESOPOROUS SILICA; MESOPOROUS STRUCTURES; OPTICAL ABSORPTION EDGE; SOLVENT METHOD; SUPERPARAMAGNETICS; UV-VIS ABSORPTION SPECTRA; VIBRATING SAMPLE MAGNETOMETER;

ADSORPTION; MAGNETIC PROPERTIES; NANOCOMPOSITES; SUPERPARAMAGNETISM; TRANSMISSION ELECTRON MICROSCOPY; ULTRAVIOLET SPECTROSCOPY; X RAY DIFFRACTION;

NANOPARTICLES;

FERRIC OXIDE; NANOCOMPOSITE; NANOPARTICLE; SILICON DIOXIDE; SOLVENT;

ABSORPTION SPECTROSCOPY; ADSORPTION; ANALYTIC METHOD; ARTICLE; DEVICES; ENCAPSULATION; INFRARED SPECTROSCOPY; MAGNETISM; PARTICLE SIZE; POROSITY; PROCEDURES; SYNTHESIS; TRANSMISSION ELECTRON MICROSCOPY; ULTRAVIOLET SPECTROSCOPY; VIBRATING SAMPLE MAGNETOMETER; X RAY DIFFRACTION;

EID: 84860523885     PISSN: None     EISSN: 17500443     Source Type: Journal    
DOI: 10.1049/mnl.2011.0715     Document Type: Article

References (29)

1. 3/Vycor-glass magnetic nanocomposites exhibiting Faraday rotation ', Adv. Mater., 2003, 15, p. 1809-1812 10.1002/adma.200305436 0935-9648
2. Ensling, J., Gutlich, P., Klinger, R., Meisel, W., Jachow, H., and Schwab, H.: ' Magnetic pigments for recording media ', Hyperfine Interact., 1998, 111, p. 143-150 10.1023/A:1012624827290
3. Lu, A.H., Nitz, J.J., and Comotti, M.: et al. ' Spatially and size selective synthesis of Fe-based nanoparticles on ordered mesoporous supports as highly active and stable catalysts for ammonia decomposition ', J. Am. Chem. Soc., 2010, 132, p. 14152-14162 10.1021/ja105308e 0002-7863
4. 3II. Nitrous oxide decomposition, selective oxidation of benzene to phenol, and selective reduction of nitric oxide by isobutane ', J. Catal., 2004, 221, p. 575-583 10.1016/j.jcat.2003.09.025
5. 4 nanoparticles dispersed in ionic liquids ', J. Phys. Chem. C., 2009, 113, p. 8566-8572 10.1021/jp810501m
6. Depeyrot, J., Sousa, E.C., and Aquino, R.: et al. ' Rare earth doped maghemite EDL-MF: a perspective for nanoradiotherapy ', J. Magn. Magn. Mater., 2000, 252, p. 375-377 10.1016/S0304-8853(02)00623-6 0304-8853
7. Voinov, M.A., Pagan, J.O.S., and Morrison, E.: et al. ' Surface-mediated production of hydroxyl radicals as a mechanism of iron oxide nanoparticle biotoxicity ', J. Am. Chem. Soc., 2011, 133, p. 35-41 10.1021/ja104683w 0002-7863
8. Josephson, L., Tsung, C.H., Moore, A., and Weissleder, R.: ' High-efficiency intracellular magnetic labeling with novel superparamagnetic-tat peptide conjugates ', Bioconjug. Chem., 1999, 10, p. 186-191 10.1021/bc980125h
9. 3 ultrafine particle ', J. Phys. Soc. Jpn., 2004, 73, p. 2014-2016 10.1143/JPSJ.73.2014 0031-9015
10. 3 ', J. Phys. C. Solid State. Phys., 1988, 21, p. 2229-2245 10.1088/0022-3719/21/11/014 0022-3719
11. Wingen, A., Anastasievic, N., and Hollnagel, A.: et al. ' Fe-MCM-41 as a catalyst for sulfur dioxide oxidation in highly concentrated gases ', J. Catal., 2000, 193, p. 248-254 10.1006/jcat.2000.2896
12. 3 nanoparticles within mesoporous MCM-48 silica: in situ formation and characterization ', Chem. Mater., 1999, 11, p. 2858-2865 10.1021/cm991048i 0897-4756
13. 3 loading via sol-gel process ', J. Mater. Sci., 2008, 43, p. 6359-6365 10.1007/s10853-008-2900-y
14. Jiang, Q., Wu, Z.Y., and Wang, Y.M.: et al. ' Fabrication of photoluminescent ZnO/SBA-15 through directly dispersing zinc nitrate into the as-prepared mesoporous silica occluded with template ', J. Mater. Chem., 2006, 16, p. 1536-1542 10.1039/b516061h
15. Chen, H.G., Shi, J.L., and Chen, H.R.: et al. ' The preparation and photoluminescence properties of ZnO-MCM-41 ', Opt. Mater., 2004, 25, p. 79-84 10.1016/S0925-3467(03)00229-5 0925-3467
16. 4 nanowires using carbon nanotube template: a high-coercivity material at room temperature ', J. Magn. Magn. Mater., 2004, 272, p. 1642-1644 10.1016/j.jmmm.2003.12.228 0304-8853
17. Juliette, V.D.M., Isabelle, B.G., and Cyrille, M.: et al. ' Mechanism of metal oxide nanoparticle loading in SBA-15 by the double solvent technique ', J. Phys. Chem. C., 2010, 114, p. 3507-3515 10.1021/jp907002y
18. Zhao, D.Y., Feng, J.L., and Huo, Q.S.: et al. ' Triblock copolymer syntheses of mesoporous silica with periodic 50 to 300 angstrom pores ', Science, 1998, 279, p. 548-552 10.1126/science.279.5350.548 0036-8075
19. 2 nanowires in the pores of SBA-15 silicas: In situ investigation using synchrotron radiation ', Chem. Mater., 2004, 16, p. 1813-1821 10.1021/cm035353m 0897-4756
20. Zhang, W.H., Shi, J.L., and Wang, L.Z.: et al. ' Preparation and characterization of ZnO clusters inside mesoporous silica ', Chem. Mater., 2000, 12, p. 1408-1413 10.1021/cm990740a 0897-4756
21. Cullity, B.D.: ' Elements of X-ray diffraction ', 2nd (Addison-Wesley, California, USA, 1978), p. 102
22. 2 nanocomposite used as a precursor of magnetic fluid ', Mater. Chem. Phys., 2008, 108, p. 132-141 10.1016/j.matchemphys.2007.09.014
23. Freriks, I.L.C., Bouwman, R., and Geenen, P.V.: ' A Fourier-transform infrared spectroscopic study of the oxidation of propylene over supported silver catalysts ', J. Catal., 1980, 65, p. 311-317 10.1016/0021-9517(80)90308-5
24. 2 nanocomposite prepared by a sol-gel method ', Nanostruct. Mater., 1999, 11, p. 573-586 10.1016/S0965-9773(99)00335-9 0965-9773
25. Kruk, M., and Jaroniec, M.: ' Gas adsorption characterization of ordered organic-inorganic nanocomposite materials ', Chem. Mater., 2001, 13, p. 3169-3183 10.1021/cm0101069 0897-4756
26. 3 nanocrystals ', J. Appl. Phys., 1993, 73, p. 5109-5116 10.1063/1.353784 0021-8979
27. MacLachlan, M.J., Ginzburg, M., and Coombs, N.: et al. ' Superparamagnetic ceramic nanocomposites: synthesis and pyrolysis of ring-opened poly (ferrocenylsilanes) inside periodic mesoporous silica ', J. Am. Chem. Soc., 2000, 122, p. 3878-3891 10.1021/ja992006y 0002-7863
28. 3: a new optically transparent magnetic material ', Science, 1992, 257, p. 219-223 10.1126/science.257.5067.219 0036-8075
29. Morup, S., Bodker, F., and Hendriksen, P.V.: et al. ' Spin-glass-like ordering of the magnetic moments of interacting nanosized maghemite particles ', Phys. Rev. B, 1995, 52, p. 287-294 10.1103/PhysRevB.52.287