RESEARCH 

Advanced Oxidation Technologies (AOT)

The advanced oxidation technologies are mainly based in the generation of the hidroxil radical, which has a high oxidation power (only fluorine is more oxidant than the hydroxyl radical). The potential applications of the AOT are in the water treatment (drinking water) and in the wastewater treatment.
Among the different advanced oxidation processes the group does research in those which use:


and the combination of the AOT with the conventional biological treatment.

Actually, we are studying the integration of the AOP with the conventional biologic treatment in order to make more economic the pollutants degradation. In the experimentation it is necessary to follow the concentration of pollutants, COD, TOC and BOD. All these analysis are performed to know if the effluent has decreased its toxicity and increased its biodegradability in order to be treated by a biological way, which is more economic than the AOP treatment. This research follows previous work performed by Dr. S. Esplugas and S. Contreras in Raleigh (USA) in collaboration with Dr. Dave Ollis (Chemical Engineering Dept., NCSU, Raleigh, USA).

To obtain the experimental data, we have the appropriate analysis instrumentation (HPLC, GC, spectrophotometry, TOC, COD, BOD). Additionally there is the Serveis científico-tècnics de la Universitat de Barcelona for more sophisticate analysis (BET, TEM, SEM....).
The research performed involves some common pollutants as phenol, chlorophenols, 2,4-D, 2,4-DOH, atrazine, malathion, parathion, phenols, anilines, emergent pollutants as NSAID, wastewater from pharmaceutical and pulp and paper industry.

Research Group (1995):

Dr. Santiago Esplugas, Dra. Esther Chamarro, Dr. Carlos Parejo, Antonio Marco, Juan Prado, Asmae Mokrini, Driss Oussi, Javier López

Research Group (2001):

Dr. Santiago Esplugas, Dra. Esther Chamarro,  Dra. Carmen Sans, Sandra Contreras, Miguel Rodriguez, Fares Al Momani, Nadia Ben Abderrazik, Cristina Canton, Neus Ibañez

 

 

Research Group (2007)

PhD advisers: Santiago Esplugas, Esther Chamarro, Carme Sans

PhD candidates: Jordi Bacardit, Alessandra Diniz Coelho,  Lêda Cristina Da Silva, Marc Esplugas, Renato Falcao Dantas, Óscar González, Luis Gustavo Tavares Krause, Fabiola Mendez Arriaga.

 

 

PhD Thesis in web:

Degradation and biodegradability enhancement of nitrobenzene and 2,4-dichlorophenol by means of Advanced Oxidation Processes based on ozone.

Sandra Contreras

24 January 2003

PhD Thesis University of Barcelona (SPAIN)

http://www.tdx.cesca.es/TDCat-0311103-135423/

 

Fenton and UV-vis based advanced oxidation processes in wastewater treatment: Degradation, mineralization and biodegradability enhancement

Miguel Rodriguez

30 May 2003

PhD Thesis University of Barcelona (SPAIN)

http://www.tdx.cesca.es/TDX-0718103-115659/ 

 

Combination of photo-oxidation processes with biological treatment Combination of  photo-oxidation processes with biological treatment

Fares Al Momani

16 June 2003

PhD Thesis University of Barcelona (SPAIN)

http://www.tdx.cesca.es/TDX-0702103-125031/

 

Wet oxidation processes for water pollution remediation 

16 June 2006

Verónica García Molina

PhD Thesis University of Barcelona (SPAIN)

http://www.tdx.cesca.es/TESIS_UB/AVAILABLE/TDX-0804106-110239//VGM_Doctoral_Thesis.pdf

 

Ozonation of Emergent Contaminants
Renato Falcao Dantas

5 July 2007
PhD Thesis University of Barcelona (SPAIN)

http://www.tesisenxarxa.net/TDX-0913107-110817/index.html
Coupled photochemical-biological system to treat biorecalcitrant wastewaters
Jordi Bacardit Peñarroya
6 July 2007
PhD Thesis University of Barcelona (SPAIN) 
http://www.tesisenxarxa.net/TDX-0719107-132020/index.html

papers AOP 1985-1995

"Treatment of bleaching waters in the paper industry"
C. Prat, M. Vicente and S. Esplugas
Water Research, 22, 663 668 (1987)

"Ozonization of Bleaching Waters of the Paper Industry"
Wat.Res., 23, 51-55 (1989)
C. Prat, M. Vicente and S. Esplugas

"Ozone and ozone/UV treatments of bleaching waters of the paper industry in a tubular multilamp photoreactor"
C. Prat, M. Vicente and S. Esplugas
Industrial and Engineering Chemistry Research, 29, 349-355 (1990)

"Tubular multi-u.v. lamp reactor for water and wastewater treatment: I. Radiation field"
O.M. Alfano, M. Vicente, S. Esplugas and A.E. Cassano
Industrial Engineering Chemistry, 29, (7), 1270-1278 (1990)

"Tubular multi-uv lamp reactor for water and wastewater treatment: II Reactor design and experimental verification"
Industrial Engineering Chemistry, 29, (7), 1278-1283 (1990)
O.M. Alfano, M. Vicente, S. Esplugas and A.E. Cassano

"Effect of the reflector shape on the performance of multi-lamp photoreactors applied to pollution abatement"
Industrial Engineering Chemistry, 29, (7), 1283-1289 (1990)
O.M. Alfano, M. Vicente, S. Esplugas and A.E. Cassano

"Photochemical degradation of parathion in aqueous solutions"
Water Research, 26 (7), 911-915 (1992)
E. Gal, P. Aires, E. Chamarro and S. Esplugas

"Photochemical degradation of malathion in aqueous solutions"
Journal of Photochemistry 68, 121-129 (1992)
P. Aires, E. Gal, E. Chamarro and S. Esplugas

"Photodecomposition of 2,4-dichlorophenoxyacetic acid: influence of pH"
Journal of Chemical Technology and Biotechnology, 57, 273-279 (1993)
E. Chamarro and S. Esplugas

"A jacketted annular membrane photocatalytic reactor for wasterwater treatment. Degradation of formic and atrazine"
G. Chester, M. Anderson, H. Read and S. Esplugas
Journal of Photochemistry, 71, 291-297 (1993)

"Photochemical elimination of pesticides in wastewater"
Trends in Chemical Engineering, 1, 15-24 (1993)
E. Chamarro and S. Esplugas

"Degradation of 4-chlorophenol by photolytic oxidation"
S. Esplugas, P.L. Yue and M.I. Prevez
Water Research, 28 (6), 1323-1328 (1994)

"Degradation of 2,4-D by ozone and light"
Ozone Science and Engineering, 16 (3), 235-245 (1994)
J. Prado, J. Arantegui, E. Chamarro and S. Esplugas

 

papers AOP 1995-2005

 "Kinetics of the UV degradation of atrazine in aqueous solution in the presence of hydrogen peroxide"

J. Arantegui, J. Prado, E. Chamarro and S. Esplugas

Journal of Photochemistry 88 (1995) 65-74

 

"Métodos de eliminación de pesticidas persistentes"

E. Chamarro and S. Esplugas

Química e Industria, 42 (6), (1995) 359-365

 

“Tratamiento de aguas y aguas residuales mediante la utilización de Procesos de Oxidación Avanzada”

E. Chamarro, A. Marco, J. Prado and S. Esplugas

Química & Industria (CHILE), 1, 28-32 (1996)

ISSN 0716 -7083

 

“Oxidation of aromatic compounds with uv radiation/ozone/hydrogen peroxide"

A. Mokrini, D. Oussi and S. Esplugas

Water Science and Technology, 35 (4), 95-102 (1997)

 

"How and why to combine chemical and biological processes for wastewater treatment"

A. Marco, S. Esplugas and G. Saum

Water Science and Technology, 35 (4), 321-327 (1997)

 

“Removal of  Aromatic Compounds using UV/H2O2”.

D. Oussi, A: Mokrini and S. Esplugas

Trends in Photochemistry and Photobiology, 1, 77-83 (1997)

 

"Process integration development: reactor kinetic models for sequential chemical + biological oxidation for water treatment"

D. Ollis, S. Esplugas

ICOA,s Fourth International Symposium

Edited by Eckenfelder, Vol 4, 7-21 (1994)

Nashville, TN, 15-18 February 1994

 

 “Economic aspects of integrated (chemical+biological) processes for wastewater treatment.”

S. Esplugas and D. Ollis

Journal of Advanced Oxidation Technologies, 2 (1), 197-202  (1997)

 

 “Comparison of Different Advanced Oxidation Processes Involving Ozone for the Treatment of Atrazine in Aqueous Solution”

J. Prado, and  S. Esplugas

EPRI, 4, 43 – 53 (1997)

 

 “Photodecomposition of the sex pheromones of cydia pomonella and lobesia botrana in aqueous solutions”

R. Panades, A. Ibarz, M. Riba, S. Esplugas

CHEMOSPHERE, 36 (3), 427-434 (1998)

 

 “Descomposición fotoquímica de indol en solucion acuosa"

Ibarz, A., Tejero, J.M., Panades, R. and Esplugas, S.

Tecnología del agua 173 , 47-60 (1998)

 

 “Photodegradation of Benzoic Acid In Aqueous Solutions"

Driss Oussi, Asmae Mokrini, Esther Chamarro and Santiago Esplugas

Environmental Technology, 19, 955-960 (1998)

 

 “Photoxidation of Phenol in Aqueous Solutions"

A. Mokrini, D. Oussi, E. Chamarro, S. Esplugas,

Internet Photochemistry and Photobiology

17th IUPAC Symposium on Photochemistry

Virtual Session  Papers

http://www.photobiology.com/IUPAC98/page2.htm

http://www.photobiology.com/IUPAC98/esplugas/phenol.html

July 1998

 

“Comparison of Different Advanced Oxidation Processes Involving Ozone to Eliminate Atrazine”

Juan Prado and Santiago Esplugas

Ozone Science and Engineering, 21, 39-52 (1999)

 

“Degradation of phenol in aqueous solutions using fe+3 and uv radiation”

S. Esplugas, E. Chamarro and A. Mokrini, A.

Récents Progrès en Genie des Procédès, 13 (70), 279-286 (1999)

ISBN 2-910239-44-6

 

“Oxidación avanzada en el tratamiento de aguas residuales”

Javier Baraza, Santiago Esplugas

Tecnología del Agua, 197, 82-92 (2000)

 

“Descomposición del ácido fórmico mediante O3/H2O2.”

Javier Baraza, Santiago Esplugas

Afinidad, 57, 88-92 (2000)

 

 “Influence of H2O2 and Fe(III) in the photodegradation of nitrobenzene”

Miguel Rodriguez, Andreas Kirchner, Sandra Contreras, Esther Chamarro and Santiago Esplugas

Journal of Photochemistry and Photobiology A: Chemistry, 133 (1-2), 123-127 (2000)

 

 “Oxidation of nitrobenzene by O3/uv: influence of H2O2  and Fe (III)”  “Experiences in pilot plant”.

Rodríguez, M., Contreras, S., Chamarro, E., Esplugas, S., Casado, J.

Oxidation Technologies for Water and Wastewater Treatment. (46), 14-15 (2000)

A.Vogephol (ed.) (2000) Clausthal-Zellerfeld (GERMANY)

ISBN 3-89720-392-9.

 

 “Kinetic parameters for the degradation of phenol in the Fe(II)/H2O2 system”

Timokhin, V., Rodríguez, M., Contreras, S. , Chamarro, E., and  Esplugas, S.

Oxidation Technologies for Water and Wastewater Treatment. (46), 89-90 (2000)

A.Vogephol (ed.) (2000) Clausthal-Zellerfeld (GERMANY)

ISBN 3-89720-392-9.

           

 

“Iron (iii) photoxidation of aromatic compounds in aqueous solutions”

Rodríguez, M., Kirchner, A., Contreras, S., Chamarro, E.,   Esplugas, S.

Oxidation Technologies for Water and Wastewater Treatment. (46), 185-186 (2000)

A.Vogephol (ed.) (2000) Clausthal-Zellerfeld (GERMANY)

ISBN 3-89720-392-9.

 

“Photodecomposition of carbendazim in aqueous solutions”

Panades P, Ibarz A, Esplugas S         

Water Research 34: (11) 2951-2954 AUG 2000

           

 

“Use of fenton reagent to improve organic chemical biodegradability”

Chamarro, E., Marco, A., Esplugas, S.

Water Research 35 (4), 1047-1051 (2001)

 

“Simple kinetic models for the evaluation of BOD and COD in chemical oxidation treatments”

Santiago Esplugas, Sandra Contreras, David Ollis

Chemie Ingenieur Technik 73 (6), 606 (2001)

ISBN 0009-286 X

 

 “Oxidation of nitrobenzene by O3/UV : influence of H2O2  and Fe (III). Experiences in pilot plant”

Contreras, S, Rodríguez, M., Chamarro, E., Esplugas, S., Casado, J.

Water Science and Technology, 44 (5), 39-46 (2001)

           

    

 “UV- and UV/Fe(III) enhanced ozonation of nitrobenzene in aqueous solution”

Contreras, S, Rodríguez, M., Chamarro, E., Esplugas, S.

Journal of Photochemistry and Photobiology A: Chemistry, 142, 79-83 (2001)

 

“Comparison of different advanced oxidation processes for phenol degradation”

Santiago Esplugas, Jaime Giménez, , Sandra Contreras, Esther Pascual and Miguel Rodríguez

Water Research, 36 (4), 1034-1042 (2002)

 

“Iron(III) photooxidation of aromatic compounds in aqueous solutions”

Rodríguez, M., Abderrazik, N., Contreras, S., Chamarro, E.,  Gimenez, J ., Esplugas, S.

Applied Catalysis B, Environmental, Vol. 37 (2) (2002) pp. 131-137

 

" Combined advanced oxidation with biological treatment"

N. Ben Abderrazik, F. Al Momani, C. Sans, S. Esplugas

Afinidad, 59, 141-146 (2002)

 

" Photo-Fenton treatment of a biuorecalcitrant wastewater generated in textile activities. Biodegradability of the photo-reacted solution."

Miguel Rodriguez, Victor Sarria, Santiago Esplugas, Cesar Pulgarin

J.Photochem and Photobiol A: Chemistry 151, 129-135 (2002)

 

"The influence of different irradiation sources on the treatment of nitrobenzene"

Miguel Rodriguez, Vitaliy Timokhin, Florian Michl, Sandra Contreras, Jaime Gimenez, and Santiago Esplugas

Catalysis Today 76/2-4 pp. 291-300 (2002)

 

" Effects of radiation absorption and catalyst concentration on the photoatalytic degradation of polutants"

David Curcó, Jaime Giménez, Abdel Addardak, Salvador Cervera and Santiago Esplugas

Catalysis Today 76/2-4 pp. 177-188  (2002)

 

"Biodegradability improvement by photoFenton reaction"

N. Ben Abderrazik, F. Al Momani, M. Rodriguez, A. Azmani, C. Sans, S. Esplugas

Afinidad 59, 391-398 (2002)

 

" Rate Equation for the Degradation of Nitrobenzene by "Fenton-Like Reagent"

Miguel L. Rodriguez, Vitaliy I.Timokhin, Sandra Contreras, Esther Chamarro and Santiago Esplugas

Advances in Environmental Research 7 (2003) 583-595

 

“Sequential Ozonation and biologicall oxidation of wastewater: A model including biomass inhibition by residual oxidant”

Sandra Contreras, David F. Ollis, Santiago Esplugas

Ozone Science and Enginering  25,  95-105  (2003)

 

“Mineralization of phenol in aqueous solution by ozonation using iron or copper salts and light”

Cristina Canton, Santiago Esplugas and  Juan Casado

Applied Catalysis B: Environmental    2003 , 43:2:139-149

 

Contribution of the ozonation pre-treatment to the biodegradation of aqueous solutions of 2,4-dichlorophenol”

S. Contreras, M. Rodríguez, F. Al Momani, C. Sans and S. Esplugas

Water Research  37 (13),  3164 - 3171 (2003)

 

“Degradation of chlorophenols by means of advanced oxidation processes: a general review”

Marc Pera-Titus, Verónica García-Molina, Miguel A. Baños, Jaime Giménez and Santiago Esplugas

Aplied Catalysis B: Environmental 47, (4), 219-256   (2004)

 

“A comparative study of the advanced oxidation of 2,4-dichlorophenol “

Fares Al Momani , Carmen Sans and Santiago Esplugas

Journal of Hazardous Materials

Volume 107, Issue 3 , 19 March 2004, Pages 123-129

 

“Combining photo-Fenton process with biological sequencing batch reactor for 2,4-dichlorophenol degradation”

Al Momani, F.; Gonzalez, O.; Sans, C.; Esplugas, S..

Water Science and Technology  (2004),  49(4, Oxidation Technologies for Water and Wastewater Treatment III),  293-298.

 

“Engineering Aspects of the Integration of Chemical and Biological Oxidation: Simple Mechanistic Models for the Oxidation Treatment”

Santiago Esplugas, Sandra Contreras, and David F. Ollis

Journal of Environmental Engineering 130, 967-974 (2004)

 

“Wet peroxide oxidation of chlorophenols”.

Verónica García-Molina, Marta López-Arias, Magdalena Florczyk, Esther Chamarro and Santiago Esplugas Water Research, 39, 795-802 (2005)

 

“Photocatalytic degradation of 2,4-dichlorophenol by TiO2/UV: kinetics, actinometries and models”

B. Bayarri, J. Giménez, D. Curcó and S. Esplugas,

Catalysis Today, 101,  227-236 (2005)

 

Biodegradability improvement of aqueous 2,4-dichlorophenol and nitrobenzene solutions by means of single ozonation”

Sandra Contreras, Carme Sans, Santiago Esplugas, Justine Piatkowska and Miguel Rodríguez

Ozone Science and Engineering 27 (5) , 381-387 (2005)

 

“Optimizing the solar photo-Fenton process in the treatment of contaminated water. Determination of intrinsic kinetic constants for scale-up”

Miguel Rodríguez, Sixto Malato, César Pulgarin, Sandra Contreras, David Curcó, Jaime Giménez and Santiago Esplugas

Solar Energy 79, 360-368 (2005)

 

 

 papers AOP 2006-


 “Kinetics of Wet Oxidation Reactions”

V. García-Molina, J. Bacardit, J. Kallas. S. Esplugas

J.Adv.Oxid.Technol 9, 20-26 (2006)

 

”Biodegradability enhancement of wastewater containing 4-chlorophenol by means of Photo-Fenton”

J. Bacardit, A. Hultgren, V. Garcia-Molina, S. Esplugas

J.Adv.Oxid.Technol 9, 27-34 (2006)

 

Degradation of 2,4-Dichlorophenol by Combining Photo-Assisted Fenton Reaction and Biological Treatment”

F. Al Momani , C. Sans ,S. Contreras , S. Esplugas

Water Environmental Research 78, 590-7 (2006)

 

“Wet oxidation of 4-chlorophenol Kinetic study”

Veronica Garcia-Molina, Juha Kallas, Santiago Esplugas

Chemical Engineering Journal 126,  59–65 (2007)

 

“Comparative study of 2,4-dichlorophenol degradation by using different advanced oxidation processes”

B. Bayarri, O. González, M. I. Maldonado, J.  Giménez and S. Esplugas

Journal of Solar Energy Engineering 129, , 61-7 (2007)

 

"Removal of ortho and para-cresols by Fenton and Photo-Fenton"
Nissrin Izaoumen, Nadia Ben Abderrazik, Khalid Riffi Temsamani, Santiago Esplugas
and Enrique Brillas
Afinidad , 63 (526), 449-453 (2006)

"Sulfamethoxazole abatement by photo-Fenton. Toxicity, inhibition and biodegradability assessment of intermediates."
Oscar González, Carme Sans and Santiago Esplugas
Journal Hazardous Materials  146, 459-464 (2007)

"Simple Models for the control of Photo-Fenton by monitoring H2O2"
Jordi Bacardit, Isabel Oller, Manuel I. Maldonado, Esther Chamarro, Sixto Malato and Santiago Esplugas
J. Adv. Oxid. Technol. 10, 219-228 (2007)

"Coupled photochemical-biological system to treat biorecalcitrant wastewater"
J. Bacardit, V. García-Molina, B.Bayarri, J.Giménez, E. Chamarro, C. Sans and S. Esplugas
Water Science & Technology, 55(12), 95-100 (2007)


"Ozonation and advanced oxidation technologies to remove Endocrine Disrupting Chemicals (EDCs) and Pharmaceuticals and Personal Care Products (PPCPs) in water effluents"
S. Esplugas, D. M. Bila, L. G. T. Krause, M. Dezotti
Journal of Hazardous Materials 149 (2007) 631–642

" Eliminación de contaminantes en aguas residuales mediante procesos fotocataliticos de oxidación avanzada"
Oscar González, Maria Navarro, Bernardí Bayarri, Jaime Giménez  y Santiago Esplugas
Afinidad, 64 (528), 171-176 (2007)


"Study of the wavelength effect in the heterogeneous photocatalysis"
B. Bayarri, M. N Abellán, J. Giménez, S. Esplugas
CATALYSIS TODAY 129 (2007) 231-239

"Effect of salinity on photo-Fenton process"
Jordi Bacardit*, Julia Stötzner, Esther Chamarro and Santiago Esplugas
Enviado Ind.Eng.Chem. numero especial  A. CASSANO ((Manuscript Number: ie070154o Author Security Key: AKW45) Enero 2007
Accepted publication may 2007-05-14
Ind. Eng. Chem. Res. 46 (2007) 7615-7619
 

 

 

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Comments: santi.esplugas@ub.edu.