[1] G. Li, Z. Wang, M. Yu, Z. Quan & J. Lin, “Fabrication and optical properties of core–shell structured spherical SiO2@GdVO4: Eu3+ phosphors via sol–gel process”, Journal of Solid State Chemistry, Vol. 179, No. 8, pp. 2698-2706, 2006.
[2] G. Liu, G. Hong & D. Sun, “Synthesis and characterization of SiO2/Gd2O3 : Eu core–shell luminescent materials”, Journal of Colloid and Interface Science, Vol. 278, No. 1, pp. 133-138, 2004.
[3] ن. لاری، ش. آهنگرانی و ع. شانقی، "بررسی رفتار نوری پوشش های چندلایه-کامپوزیت تیتانیا-سیلیکا اعمال شده با روش سل-ژل"، فصلنامه فرآیندهای نوین در مهندسی مواد، دوره 9، شماره 4، 173-163، 1394.
[4] S. Kalele, S. Gosavi, J. Urban & S. Kulkarni, “Nanoshell particles: synthesis, properties and applications”, Current science, pp. 1038-1052, 2006.
[5] I. Okura & M. Kaneko, “Photocatalysis science and technologyˮ, Ed., Springer, Berlin, 2002.
[6] V. Tizjang, M. Montazeri Pour, M. Rajabi, M. Kari & S. Moghadas, “Surface modification of sol–gel synthesized TiO2 photo-catalysts for the production of core/shell structured TiO2–SiO2 nano-composites with reduced photo-catalytic activity”, Journal of Materials Science: Materials in Electronics, Vol. 26, No. 5, pp. 3008-3019, 2015.
[7] W. Bahnemann, M. Muneer & M. Haque, “Titanium dioxide-mediated photocatalysed degradation of few selected organic pollutants in aqueous suspensions”, Catalysis Today, Vol. 124, No. 3, pp. 133-148, 2007.
[8] M. Kari, M. Montazeri Pour, M. Rajabi, V. Tizjang & S. Moghadas, “Maximum SiO2 layer thickness by utilizing polyethylene glycol as the surfactant in synthesis of core/shell structured TiO2–SiO2 nano-composites”, Journal of Materials Science: Materials in Electronics, Vol. 25, No. 12, pp. 5560-5569, 2014.
[9] M. Montazeri Pour, N. Riahi Noori & A. Mehdikhani, “Synthesis of single-phase anatase TiO2 nanoparticles by hydrothermal treatment with application potential for photoanode electrodes of dye sensitized solar cells”, Journal of Ceramic Processing Research, Vol. 14, No. 5, pp. 595-600, 2013.
[10] N. Bouanimba, R. Zouaghi, N. Laid & T. Sehili, “Factors influencing the photocatalytic decolorization of Bromophenol blue in aqueous solution with different types of TiO2 as photocatalysts”, Desalination, Vol. 275, No. 1, pp. 224-230, 2011.
[11] K W. Kim, S. H. You, S. S. Park, G. H. Kang, W. T. Bae & D. W. Shin, “Effect of experimental conditions on photocatalytic efficiency in TiO2 powder slurry systems”, Journal of Ceramic Processing Research, Vol. 9, No. 5, pp. 530-537, 2008.
[12] س. نقیبی، ا. جمشیدی، م. برزگر و س. رمضانی، "بررسی ریزساختاری لایه نازک تیتانیا بر روی فولاد 316 به روش سلژل (بهینهسازی متغیرهای فرآیند با روش آماری تاگوچی)"، فصلنامه فرآیندهای نوین در مهندسی مواد، دوره 6، شماره 4، 89-79، 1391.
[13] J. Byrne, B. Eggins, N. Brown, B. McKinney & M. Rouse, “Immobilisation of TiO2 powder for the treatment of polluted water”, Applied Catalysis B: Environmental, Vol. 17, No. 1, pp. 25-36, 1998.
[14] X. Chen, C. Li, J. Wang, J. Li, X. Luan, Y. Li, R. Xu & B. Wang, “Investigation on solar photocatalytic activity of TiO2 loaded composite: TiO2/eggshell, TiO2/clamshell and TiO2/CaCO3”, Materials Letters, Vol. 64, No. 13, pp. 1437-1440, 2010.
[15] A. Haarstrick, O. M. Kut & E. Heinzle, “TiO2-assisted degradation of environmentally relevant organic compounds in wastewater using a novel fluidized bed photoreactor”, Environmental science & technology, Vol. 30, No. 3, pp. 817-824, 1996.
[16] X. Shihong, W. Shangguan, Y. Jian, C. Mingxia & S. Jianwei, “Preparation and Photocatalytic Properties of Magnetically Separable TiO2 Supported on Nickel Ferrite** Supported by Shanghai Nano Technology Special Program (No. 0452nm017)”, Chinese Journal of Chemical Engineering, Vol. 15, No. 2, pp. 190-195, 2007.
[17] Z. Wang, L. Shen & S. Zhu, “Synthesis of core-shell Fe3O4@SiO2@TiO2 microspheres and their application as recyclable photocatalysts”, International Journal of Photoenergy, Vol. 2012, 2012.
[18] D. Beydoun, R. Amal, G. Low & S. McEvoy, “Occurrence and prevention of photodissolution at the phase junction of magnetite and titanium dioxide”, Journal of Molecular Catalysis A: Chemical, Vol. 180, No. 1, pp. 193-200, 2002.
[19] H. Liu, Z. Jia, S. Ji, Y. Zheng, M. Li & H. Yang, “Synthesis of TiO2/SiO2@ Fe3O4 magnetic microspheres and their properties of photocatalytic degradation dyestuff”, Catalysis Today, Vol. 175, No. 1, pp. 293-298, 2011.
[20] Q. Yu, C. Zhou & X. Wang, “Influence of plasma spraying parameter on microstructure and photocatalytic properties of nanostructured TiO2–Fe3O4 coating”, Journal of Molecular Catalysis A: Chemical, Vol. 283, No. 1, pp. 23-28, 2008.
[21] D. Beydoun, R. Amal, G. K. C. Low & S. McEvoy, “Novel photocatalyst: titania-coated magnetite. Activity and photodissolution”, The Journal of Physical Chemistry, Vol. 104B, No. 18, pp. 4387-4396, 2000.
[22] S. Watson, D. Beydoun & R. Amal, “Synthesis of a novel magnetic photocatalyst by direct deposition of nanosized TiO2 crystals onto a magnetic core”, Journal of Photochemistry and Photobiology A: Chemistry, Vol. 148, No. 1, pp. 303-313, 2002.
[23] D. H. Everett, “Basic principles of colloid scienceˮ, Royal Society of Chemistry, 1988.
[24] M. Radwan, M. Rashad & M. Hessien, “Synthesis and characterization of barium hexaferrite nanoparticles”, Journal of Materials Processing Technology, Vol. 181, No. 1, pp. 106-109, 2007.
[25] M. Hessien, M. Radwan & M. Rashad, “Enhancement of magnetic properties for the barium hexaferrite prepared through ceramic route”, Journal of analytical and applied pyrolysis, Vol. 78, No. 2, pp. 282-287, 2007.
[26] H. F. Yu 7 K. C. Huang, “Effects of pH and citric acid contents on characteristics of ester-derived BaFe12O19 powder”, Journal of Magnetism and Magnetic Materials, Vol. 260, No. 3, pp. 455-461, 2003.
[27] S. Kulkarni, J. Shrotri, C. Deshpande & S. Date, “Synthesis of chemically coprecipitated hexagonal strontium-ferrite and its characterization”, Journal of Materials Science, Vol. 24, No. 10, pp. 3739-3744, 1989.
[28] M. Montazeri Pour & A. Ataie, “Synthesis of nanocrystalline barium ferrite in ethanol/water media”, Journal of Materials Science & Technology, Vol. 25, No. 4, pp. 465-469, 2009.
[29] D. L. Green, J. S. Lin, Y. F. Lam, M. Z. C. Hu, D. W. Schaefer & M. T. Harris, “Size, volume fraction, and nucleation of Stober silica nanoparticles”, Journal of Colloid and Interface Science, Vol. 266, No. 2, pp. 346-358, 2003.
[30] W. Fu, H. Yang, Q. Yu, J. Xu, X. Pang & G. Zou, “Preparation and magnetic properties of SrFe12O19/SiO2 nanocomposites with core–shell structure”, Materials Letters, Vol. 61, No. 11, pp. 2187-2190, 2007.
[31] A. Ataie & M. Montazeri Pour, “Formation mechanism of BaFe12O19 nanoparticles processed via wet chemical route using mixed solvent”, International Journal of Nanoscience, Vol. 10, No. 4&5, pp. 1083-1086, 2011.
[32] A. Drmota, M. Drofenik & A. Žnidaršič, “Synthesis and characterization of nano-crystalline strontium hexaferrite using the co-precipitation and microemulsion methods with nitrate precursors”, Ceramics International, Vol. 38, No. 2, pp. 973-979, 2012.
[33] M. Ganjali, M. Ganjali, A. Eskandari & M. Aminzare, “Effect of heat treatment on structural and magnetic properties of nanocrystalline SrFe12O19 hexaferrite synthesized by Co-precipitation method”, Journal of Advanced Materials and Processing, Vol. 1, No. 4, pp. 41-48, 2013.
[34] Y. Chi, Q. Yuan, Y. Li, L. Zhao, N. Li, X. Li & W. Yan, “Magnetically separable Fe3O4@SiO2@TiO2-Ag microspheres with well-designed nanostructure and enhanced photocatalytic activity”, Journal of hazardous materials, Vol. 262, pp. 404-411, 2013.
[35] Z. Teng, X. Su, G. Chen, C. Tian, H. Li, L. Ai & G. Lu, “Superparamagnetic high-magnetization composite microspheres with Fe3O4@SiO2 core and highly crystallized mesoporous TiO 2 shell”, Colloids and Surfaces A: Physicochemical and Engineering Aspects, Vol. 402, pp. 60-65, 2012.
[36] J. W. Lee, K. Hong, W. S. Kim & J. Kim, “Effect of HPC concentration and ultrasonic dispersion on the morphology of titania-coated silica particles”, Journal of Industrial and Engineering Chemistry, Vol. 11, No. 4, pp. 609-614, 2005.
[37] S. C. Pang, S. Y. Kho & S. F. Chin, “Fabrication of Magnetite/Silica/Titania Core-Shell Nanoparticles”, Journal of Nanomaterials, Vol. 2012, pp. 6, 2012.
[38] X. Huang, G. Wang, M. Yang, W. Guo & H. Gao, “Synthesis of polyaniline-modified Fe3O4/SiO2/TiO2 composite microspheres and their photocatalytic application”, Materials Letters, Vol. 65, No. 19, pp. 2887-2890, 2011.