Pristine and supported ZnO-based catalysts for phenazopyridine degradation with direct solar light

Gray, 1999 Pérez-Estrada, 2005, Decomposition of diclofenac by solar driven photo-catalysis at pilot plant scale, Catal. Today, 101, 219, 10.1016/j.cattod.2005.03.013 Boreen, 2003, Photodegradation of pharmaceuticals in the aquatic environment: a review, Aquat. Sci., 65, 320, 10.1007/s00027-003-0672-7 Chatzitakis, 2008, Photocatalytic degradation and drug activity reduction of Chloramphenicol, Water Res., 42, 386, 10.1016/j.watres.2007.07.030 Kaniou, 2005, Photocatalytic oxidation of sulfamethazine, Chemosphere, 60, 372, 10.1016/j.chemosphere.2004.11.069 Bizani, 2006, Photocatalytic decolorization and degradation of dye solutions and wastewaters in the presence of titanium dioxide, J. Hazard. Mater., 136, 85, 10.1016/j.jhazmat.2005.11.017 Rashed, 2007, Photo catalytic degradation of methyl orange in aqueous TiO2 under different solar irradiation sources, Int. J. Phys. Sci., 2, 73 Doong, 2001, The influence of pH and cadium sulfide on the photo catalytic degradation of 2-chloro phenol in titanium dioxide suspensions, Water Res., 35, 2873, 10.1016/S0043-1354(00)00580-7 Hilal, 2007, Dye-effect in TiO2 catalyzed contaminant photo-degradation: sensitization vs. Charge–transfer formalism, Solid State Sci., 9, 9, 10.1016/j.solidstatesciences.2006.10.001 Neppolian, 2002, Solar/UV–induced photo catalytic degradation of three commercial textile dyes, J. Hazard. Mater., 89, 303, 10.1016/S0304-3894(01)00329-6 Dai, 2007, Photo catalytic degradation of methyl orange in aqueous suspension of meso porous titania nanoparticles, Chemosphere, 69, 1361, 10.1016/j.chemosphere.2007.05.021 Ledakowics, 2001, Biodegradation, de-colorization and detoxification of textile waste water enhanced by advanced oxidation processes, J. Biotechnol., 89, 175, 10.1016/S0168-1656(01)00296-6 Chen, 2008, Photo catalytic degradation of C.1. Acid orange 52 in the presence of Zn-doped TiO2 prepared by a stearic acid gel method, Dyes Pigm., 77, 204, 10.1016/j.dyepig.2007.05.003 Li, 2006, Photo catalytic degradation of methyl orange by TiO2–coated activated carbon and kinetic study, Water Res., 40, 1119, 10.1016/j.watres.2005.12.042 Herrmann, 2007, Environmental green chemistry as defined by photocatalysis, J. Hazard. Mater., 145, 624, 10.1016/j.jhazmat.2007.04.095 Carp, 2004, Photoinduced reactivity of titanium dioxide, Prog. Solid State Chem., 32, 33, 10.1016/j.progsolidstchem.2004.08.001 Kansal, 2007, Studies on photodegradation of two commercial dyes in aqueous phase using different photocatalysts, J. Hazard. Mater., 141, 581, 10.1016/j.jhazmat.2006.07.035 Beltran, 2008, Ozone and photocatalytic processes to remove the antibiotic sulfamethoxazole from water, Water Res., 42, 3799, 10.1016/j.watres.2008.07.019 Rosal, 2008, Removal of pharmaceuticals and kinetics of mineralization by O3/H2O2 in a biotreated municipal wastewater, Water Res., 42, 3719, 10.1016/j.watres.2008.06.008 Rizzo, 2009, Degradation of diclofenac by TiO2 photocatalysis: UV absorbance kinetics and process evaluation through a set of toxicity bioassays, Water Res., 43, 979, 10.1016/j.watres.2008.11.040 Mendez-Arriaga, 2009, Mineralization enhancement of a recalcitrant pharmaceutical pollutant in water by advanced oxidation hybrid processes, Water Res., 43, 3984, 10.1016/j.watres.2009.06.059 Grätzel, 2001, Photoelectrochemical cells, Nature, 414, 338, 10.1038/35104607 Portier, 2004, Thermodynamic correlations and band gap calculations in metal oxides, Prog. Solid State Chem., 32, 207, 10.1016/j.progsolidstchem.2005.05.001 Byrappa, 2006, Photo-catalytic degradation of rhodamine B dye using hydrothermally synthesized ZnO, Bull. Mater. Sci., 29, 433, 10.1007/BF02914073 Ali, 2006, Photo-degradation of new methylene blue N in aqueous solution using zinc oxide and titanium dioxide as catalyst, J. Teknol., 45, 31 Daneshvar, 2004, Photo-catalytic degradation of azo dye acid red 14 in water as an alternative catalyst to TiO2, J. Photochem. Photobiol. A: Chem., 162, 317, 10.1016/S1010-6030(03)00378-2 Mohamed, 2006, pH effect on the photo-catalytic degradation of the chlorpyrifus from insecticide morisbana by ZnO in aquoues medium, Bull. Environ. Res., 9, 23 Abbas, 2008, Photo-catalytic degradation of textile dyeing waste water using titanium dioxide and zinc oxide, E-J. Chem., 5, 219, 10.1155/2008/876498 Daneshvar, 2008, Preparation and investigation of photo-catalytic properties of ZnO nano-crystals: effect of operational parameters and kinetic study, Int. J. Chem. Biomol. Eng., 1, 1307 Sakthivel, 2003, Solar photocatalytic degradation of ago dye: comparison of photocatalytic efficiency of ZnO and TiO2, Sol. Energy Mater. Sol. Cells, 77, 65, 10.1016/S0927-0248(02)00255-6 Sakthivel, 2002, Enhancement of photocatalytic activity by semiconductor heterojunctions: α-Fe2O3, WO3 and CdS deposited on ZnO, J. Photochem. Photobiol. A: Chem., 148, 283, 10.1016/S1010-6030(02)00055-2 Wang, 2007, Comparison of dye degradation efficiency using ZnO power with various size scales, J. Hazard. Mater., 141, 645, 10.1016/j.jhazmat.2006.07.021 A.H. Zyoud, and H.S. Hilal, "Silica-supported CdS-sensitized TiO2 particles in photo-driven water purification: Assessment of efficiency, stability and recovery future perspectives", Chapter in a book, Water Purification, Novascience Publ., N.Y. (in Press). Lizama, 2002, Optimized photo-degradation of Reactive blue 19 on TiO2 and ZnO suspensions, Catal. Today, 76, 235, 10.1016/S0920-5861(02)00222-5 Herrmann, 1999, Heterogeneous photocatalysis: fundamentals and applications to the removal of various types of aqueous pollutants, Catal. Today, 53, 115, 10.1016/S0920-5861(99)00107-8 Daneshvar, 2003, Photo-catalytic degradation of azo dye acid red 14 in water: investigation of the effect of operational parameters, J. Photochem. Photobiol. A: Chem., 157, 111, 10.1016/S1010-6030(03)00015-7 Rohe, 2006, Synthesis and photo-catalytic activity of silane-coated and UV-modified nano scale zinc oxide, Nano Technol., 17, 277 Li puma, 2008, " Preparation of titanium dioxide photo-catalyst loaded on to activated carbon support using chemical vapor deposition:A review paper", J. Hazard. Mater., 157, 209, 10.1016/j.jhazmat.2008.01.040 Byrappa, 2006, Impregnation of ZnO onto activated carbon under hydrothermal conditions and its photocatalytic properties, J. Mater. Sci., 41, 1355, 10.1007/s10853-006-7341-x Sobana, 2007, Combination effect of ZnO and activated carbon for solar assisted photocatalytic degradation of Direct Blue 53, Sol. Energy Mater. Sol. Cells, 91, 727, 10.1016/j.solmat.2006.12.013 Zyoud, 2009, CdS-sensitized TiO2 in phenazopyridine photo-degradation: Catalyst efficiency, stability and feasibility assessment, J. Hazard. Mater., 173, 318, 10.1016/j.jhazmat.2009.08.093 Glastone, 1983 Shoemaker, 1989 Galindo, 2000, Photo-degradation of the amino azo benzene acid orange 52 by three advanced oxidation processes UV/H2O2, UV/TiO2, Vis/TiO2: comparative mechanistics and kinetic investigations, J. Photochem. Photobiol. A, 130, 35, 10.1016/S1010-6030(99)00199-9 Ahnert, 2003, A study of the influence of hydrophobicity of activated carbon on the adsorption equilibrium of aromatics in nonaqueous media, Adsorption, 9, 311, 10.1023/A:1026271830072 Hilal, 2009, Effect of cooling rate of pre-annealed CdS thin film electrodes prepared by chemical bath deposition: enhancement of photoelectrochemical characteristics, Electrochim. Acta, 54, 3433, 10.1016/j.electacta.2008.12.062 Hilal, 2002, Metalloporphyrin/polysiloxane modified n-GaAs surfaces: effect on photoelectrochemical efficiency and surface stability, J. Electronal. Chem., 527, 47, 10.1016/S0022-0728(02)00680-0 N. Guettai, H.A. Amar, Photocatalytic oxidation of methyl orange in presence of titanium dioxide in aqueous suspension, in: Part I: Parametric study, Desalination and the Environment. Conference, Santa Margherita Ligure, Italy (22/05/2005), vol. 185, no 1–3, (2005), pp. 556. Wang, 2005, Preparation and photo-catalytic activity of ZnO/TiO2/SnO2 mixture, J. Solid State Chem., 178, 3500, 10.1016/j.jssc.2005.09.005 Robert, 2007, Photosensitization of TiO2 by MxOx and MxSx nano particles for heterogeneous photo-catalysis applications, Catal. Today, 122, 20, 10.1016/j.cattod.2007.01.060 Bessekhouad, 2006, “UV–Vis.versus visible degradation of Acid Orange II in a coupled CdS/TiO2 semiconductors suspension”, J. Photochem. Photobiol. A: Chem., 183, 218, 10.1016/j.jphotochem.2006.03.025 Tsoukleris, 2007, Photocatalytic properties of screen-printed titania, Catal. Today, 124, 110, 10.1016/j.cattod.2007.03.029 Matos, 1998, Synergy effect in the photocatalytic degradation of phenol on a suspended mixture titania and activated carbon, Appl. Catal. B, 18, 281, 10.1016/S0926-3373(98)00051-4