Effectively dispersed europium oxide dopants in tio2 aerogel supports for enhanced photocatalytic pollutant degradation

Journal of Photochemistry and Photobiology A: Chemistry

Volumn 269, Issue , 2013, Pages 49-58

  Kibombo, Harrison S ^a   Weber, Amanda S ^b   Wu, Chia Ming ^a   Raghupathi, Krishna Reddy ^c   Koodali, Ranjit T ^a  

^a University of South Dakota   (United States)

^b UNIVERSITY OF CALIFORNIA   (United States)

^c UNIVERSITY OF MASSACHUSETTS   (United States)

Author keywords

Aerogels; Europium oxide; Hydroxyl radicals; Supercritical drying

Indexed keywords

EID: 84881119692     PISSN: 10106030     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.jphotochem.2013.07.006     Document Type: Article

References (50)

1. X. Chen, S.S. Mao, Titanium dioxide nanomaterials: synthesis, properties, modifications, and applications, Chemical Reviews 107 (2007) 2891-2959. (Pubitemid 47162903)
2. K.T. Ranjit, I. Willner, S.H. Bossmann, A.M. Braun, Lanthanide oxide-doped titanium dioxide photocatalysts: novel photocatalysts for the enhanced degradation of p-chlorophenoxyacetic acid, Environmental Science and Technology 35 (2001) 1544-1549. (Pubitemid 32862529)
3. 2-rare earth oxides for the oxidation of acetone in air, Journal of Photochemistry and Photobiology A: Chemistry 116 (1998) 63-67. (Pubitemid 128178417)
4. I. Cacciotti, A. Bianco, G. Pezzotti, G. Gusmano, Synthesis, thermal behaviour and luminescence properties of rare earth-doped titania nanofibers, Chemical Engineering Journal 166 (2011) 751-764.
5. A.C. Pierre, G.M. Pajonk, Chemistry of aerogels and their applications, Chemical Reviews 102 (2002) 4243-4266.
6. N. Husing, U. Schubert, Aerogels - Airy materials: Chemistry, structure, and properties, Angewandte Chemie International Edition 37 (1998) 22-45.
7. D.R. Rolison, B. Dunn, Electrically conductive oxide aerogels: new materials in electrochemistry, Journal of Materials Chemistry 11 (2001) 963-980. (Pubitemid 32322747)
8. N. Husing, F. Schwertfeger, W. Tappert, U. Schubert, Influence of supercritical drying fluid on structure and properties of organically modified silica aerogels, Journal of Non-Crystalline Solids 186 (1995) 37-43.
9. D.C.M. Dutoit, M. Schneider, A. Baiker, Titania-silica mixed oxides. I. Influence of sol-gel and drying conditions on structural properties, Journal of Catalysis 153 (1995) 165-176.
10. Y.V. Kolen'ko, A.V. Garshev, B.R. Churagulov, S. Boujday, P. Portes, C. Colbeau- Justin, Photocatalytic activity of sol-gel derived titania converted into nanocrystalline powders by supercritical drying, Journal of Photochemistry and Photobiology A: Chemistry 172 (2005) 19-26. (Pubitemid 40549549)
11. M. Schneider, A. Baiker, Titania-based aerogels, Catalysis Today 35 (1997) 339-365. (Pubitemid 127382527)
12. 2 composites, Microporous and Mesoporous Materials 81 (2005) 169-174.
13. X.A. Feng, L. Yang, N.C. Zhang, Y.L. Liu, A facile one-pot hydrothermal method to prepare europium-doped titania hollow phosphors and their sensitized luminescence properties, Journal of Alloys and Compounds 506 (2010) 728-733.
14. 3+ nanocrystals, Journal of Physical Chemistry C 111 (2007) 7004-7010. (Pubitemid 46854564)
15. 2 nanoparticles, Chemistry of Materials 15 (2003) 1256-1263.
16. 2 radio frequency thermal plasma oxidation of liquid precursor mists, Journal of Physical Chemistry B 110 (2005) 1121-1127.
17. 2 nanocrystals with multiple sites, Journal of Physical Chemistry C 112 (2008) 10370-10377.
18. 2 nanoparticles, Journal of Alloys and Compounds 486 (2009) 864-870.
19. 2 nanoparticles, Japanese Journal of Applied Physics 47 (2008) 4651-4657.
20. Y.R. Wang, Y.J. Guo, G.J. Wang, F. Wang, Investigation of Eu-doped mesoporous titania phosphor with enhanced luminescence, Journal of Nanoscience and Nanotechnology 11 (2011) 3162-3170.
21. 2 nanocrystals at room temperature, Journal of Luminescence 118 (2006) 301-307.
22. 3+ doped titania, Physical Chemistry Chemical Physics 13 (2011) 11878-11884.
23. D. Chen, Q. Zhu, Z. Lv, X. Deng, F. Zhou, Y. Deng, Microstructural and photocatatlytic properties of Eu-doped mesporous titanium dioxide nanopaticles by sol-gel method, Materials Research Bulletin 47 (2012) 3129-3134.
24. 2 nanoparticles obtained under hydrothermal conditions, Materials Chemistry and Physics 112 (2008) 146-153.
25. Z.M. El-Bahy, A.A. Ismail, R.M. Mohamed, Enhancement of titania by doping rare earth for photodegradation of organic dye (direct blue), Journal of Hazardous Materials 166 (2009) 138-143.
26. 2 nanostructures, Journal of Optoelectronics and Advanced Materials 12 (2010) 193-198.
27. K.T. Ranjit, H. Cohen, I. Willner, S. Bossmann, A.M. Braun, Lanthanide oxidedoped titanium dioxide: effective photocatalysts for the degradation of organic pollutants, Journal of Materials Science 34 (1999) 5273-5280. (Pubitemid 30532077)
28. S. Matsuo, N. Sakaguchi, K. Yamada, T. Matsuo, H. Wakita, Role in photocatalysis and coordination structure of metal ions adsorbed on titanium dioxide particles: A comparison between lanthanide and iron ions, Applied Surface Science 228 (2004) 233-244.
29. 2 nanoparticles: photo-assisted degradation of methylene blue, Journal of Rare Earths 29 (2011) 746-752.
30. Y. Zhang, H. Zhang, Y. Xu, Y. Wang, Europium doped nanocrystalline titanium dioxide: preparation, phase transformation and photocatalytic properties, Journal of Materials Chemistry 13 (2003) 2261-2265.
31. 2 nanoparticles, Materials Chemistry and Physics 114 (2009) 217-226.
32. 2 sol in the hydrosol reaction system, Materials Research Bulletin 39 (2004) 533-543.
33. 2 sol nanocrystallites mediated homogeneous-like photocatalytic reaction and hydrosol recycling process, Journal of Materials Science 40 (2005) 6375-6383.
34. 2 nanoparticles, Journal of Materials Science 40 (2005) 1539-1541. (Pubitemid 41536669)
35. 2, Chemical Journal of Chinese Universities - Chinese 25 (2004) 1711-1714.
36. S.H. Yao, C.C. Sui, Z.L. Shi, Preparation and characterization of visible-lightdriven europium doped mesoporous titania photocatalyst, Journal of Rare Earths 29 (2011) 929-933.
37. 2:Eu nanophosphors, Nanoscale Research Letters 7 (2012) 1.
38. A.S. Weber, A.M. Grady, R.T. Koodali, Lanthanide modified semiconductor photocatalysts, Catalysis Science and Technology 2 (2012) 683-693.
39. S. Utamapanya, K.J. Klabunde, J.R. Schlup, Nanoscale metal oxide particles/clusters as chemical reagents. Synthesis and properties of ultrahigh surface area magnesium hydroxide and magnesium oxide, Chemistry of Materials 3 (1991) 175-181.
40. 2 for aqueous organic oxidation, Langmuir 21 (2005) 11397-11403. (Pubitemid 41775107)
41. 2, Journal of Physical Chemistry B 104 (2000) 3481-3487.
42. M. Kruk, M. Jaroniec, Gas adsorption characterization of ordered organic-inorganic nanocomposite materials, Chemistry of Materials 13 (2001) 3169-3183. (Pubitemid 33009279)
43. 2 nanocomposite microspheres, Journal of Colloid and Interface Science 334 (2009) 58-64.
44. 2 nanosheets with exposed (0 0 1) facets, Journal of Physical Chemistry C 114 (2010) 13118-13125.
45. K.L. Frindell, M.H. Bartl, M.R. Robinson, G.C. Bazan, A. Popitsch, G.D. Stucky, Visible and near-IR luminescence via energy transfer in rare earth doped mesoporous titania thin films with nanocrystalline walls, Journal of Solid State Chemistry 172 (2003) 81-88.
46. 3+ thin films deposited on different substrates, Materials Letters 59 (2005) 3866-3869.
47. 2 hollow nanoshells: Twophoton imaging of cell binding, Chemistry of Materials 24 (2012) 4222-4230.
48. K.L. Frindell, M.H. Bartl, A. Popitsch, G.D. Stucky, Sensitized luminescence of trivalent europium by three-dimensionally arranged anatase nanocrystals in mesostructured titania thin films, Angewandte Chemie 114 (2002) 1001-1004.
49. 2 doped with lanthanide ions, Journal of Solid State Chemistry 179 (2006) 2452-2457. (Pubitemid 44108001)
50. Y. Uwamino, T. Ishizuka, H. Yamatera, X-ray photoelectron spectroscopy of rare-earth compounds, Journal of Electron Spectroscopy and Related Phenomena 34 (1984) 67-78.