Listar IUPA_Articles por autoría "5a32eea6-2f05-4c46-b49f-706aceacd799"
Mostrando ítems 1-13 de 13
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An Initial Approach to the Presence of Pharmaceuticals in Wastewater from Hospitals in Colombia and Their Environmental Risk
Serna-Galvis, Efraim A.; Botero-Coy, Ana Maria; Rosero-Moreano, Milton; Lee, Judy; Hernandez, Felix; Torres-Palma, Ricardo A. MDPI (2022-03-18)Hospital wastewater (HWW) from three different cities in Colombia was characterized. Wastewater quality indicators and 38 relevant pharmaceuticals were examined. The HWW had pH from 6.82 to 8.06, chemical oxygen demand ... -
‘An investigation into the occurrence and removal of pharmaceuticals in Colombian wastewater’
Botero-Coy, Ana Maria; Martínez-Pachón, Diana; Boix Sales, Clara; Rincón, Rolando J.; Castillo, Nancy I.; Arias Marín, L.P.; Manrique Losada, L.; Torres-Palma, Ricardo A.; Moncayo-Lasso, Alejandro; Hernandez, Felix Elsevier (2018)In this work, the presence of 20 pharmaceuticals in wastewater from Colombia is investigated. Several widely consumed compounds have been detected in wastewater samples from different origins and geographical areas in ... -
Application of catalytic ozonation using Y zeolite in the elimination of pharmaceuticals in effluents from municipal wastewater treatment plants
Prada Vásquez, Maria Angélica; Simarro Gimeno, Claudia; Vidal Barreiro, Isabel; Cardona-Gallo, Santiago-Alonso; Pitarch, Elena; Hernandez, Felix; Torres-Palma, Ricardo A.; chica, antonio; Navarro-Laboulais, Javier Elsevier (2024)Catalytic ozonation using faujasite-type Y zeolite with two different SiO2/Al2O3 molar ratios (60 and 12) was evaluated for the first time in the removal of 25 pharmaceutical compounds (PhCs) present in real effluents from ... -
Comparative degradation of two highly consumed antihypertensives in water by sonochemical process. Determination of the reaction zone, primary degradation products and theoretical calculations on the oxidative process
Serna-Galvis, Efraim A.; Isaza-Pineda, Laura; Moncayo-Lasso, Alejandro; Hernandez, Felix; Ibáñez, Maria; Torres-Palma, Ricardo A. Elsevier (2019)This work compares the sonochemical degradation of losartan and valsartan (antihypertensives) in water. Initially, the suitable operational conditions of ultrasonic power density and frequency were established. Under such ... -
Degradation of seventeen contaminants of emerging concern in municipal wastewater effluents by sonochemical advanced oxidation processes
Serna-Galvis, Efraim A.; Botero-Coy, Ana Maria; Martínez-Pachón, Diana; Moncayo-Lasso, Alejandro; Ibáñez, Maria; Hernandez, Felix; Torres-Palma, Ricardo A. Elsevier (2019)The simultaneous degradation of seventeen emerging concern pollutants in effluent from the municipal wastewater treatment plant (MWTP) of Bogotá-Colombia was studied using high frequency ultrasound (375 kHz). The considered ... -
Effective elimination of fifteen relevant pharmaceuticals in hospital wastewater from Colombia by combination of a biological system with a sonochemical process
Serna-Galvis, Efraim A.; Silva-Agredo, Javier; Botero-Coy, Ana Maria; Moncayo-Lasso, Alejandro; Hernandez, Felix; Torres-Palma, Ricardo A. Elsevier (2019)This work presents the treatment of selected emerging concern pharmaceuticals in real hospital wastewater (HWW) from Tumaco-Colombia by combination of a biological system with a sonochemical process. Fifteen compounds, ... -
Elimination of contaminants of emerging concern and their environmental risk in world-real municipal wastewaters by electrochemical advanced oxidation processes
Martínez-Pachón, Diana; Botero-Coy, Ana Maria; Hernandez, Felix; León López, Nubia; Torres-Palma, Ricardo A.; Moncayo-Lasso, Alejandro Elsevier (2022-05-09)In this study, sixteen contaminants of emerging concern (CECs), present in the effluent of the wastewater treatment plant (WWTP) “Salitre” (Bogotá – Colombia), were subjected to several electrochemical advanced oxidation ... -
Methods involved in the treatment of four representative pharmaceuticals in hospital wastewater using sonochemical and biological processes
Serna-Galvis, Efraim A.; Silva Agredo, Javier; Hernandez, Felix; Botero-Coy, Ana Maria; Torres-Palma, Ricardo A. Elsevier (2023)A primary pollution source by pharmaceuticals is hospital wastewater (HWW). Herein, the methods involved in the action of a biological system (BS, aerobic activated sludge) or a sonochemical treatment (US, 375 kHz and ... -
Ozonation using a stainless-steel membrane contactor: Gas-liquid mass transfer and pharmaceuticals removal from secondary-treated municipal wastewater
Prada Vásquez, Maria Angélica; Mestriner Pituco, Mateus; Caixeta, Mateus; Cardona-Gallo, Santiago-Alonso; Botero-Coy, Ana Maria; Hernandez, Felix; Torres-Palma, Ricardo A.; Vilar, Vítor Elsevier (2023-12-07)A tubular porous stainless steel membrane contactor was characterized in terms of ozone-water mass transport, as well as its application in removing 23 pharmaceuticals (PhACs) detected in the secondary-treated municipal ... -
Pharmaceuticals and environmental risk assessment in municipal wastewater treatment plants and rivers from Peru
Nieto-Juárez, Jessica; Torres-Palma, Ricardo A.; Botero-Coy, Ana Maria; Hernández Merchán, Félix Elsevier (2021-06-23)This is the first study dealing with removal of the pharmaceutical substances in municipal wastewater treatment plants (MWWTPs) from Peru and the impact of these compounds in surface waters receiving treated wastewater. ... -
Photo-electro-Fenton process applied to the degradation of valsartan: Effect of parameters, identification of degradation routes and mineralization in combination with a biological system
Martínez-Pachón, Diana; Ibáñez, Maria; Hernandez, Felix; Torres-Palma, Ricardo A.; Moncayo-Lasso, Alejandro Elsevier (2018-12)In this work, the oxidation of the antihypertensive drug valsartan by the Electro-Fenton (EF) and photo-electro-Fenton (PEF) processes was studied using a Ti/IrO2 doped with SnO2 as anode, and a carbon felt air diffusion ... -
Searching for pharmaceutically active products and metabolites in environmental waters of Peru by HRMS-based screening: Proposal for future monitoring and environmental risk assessment
Fabregat-Safont, David; Botero-Coy, Ana Maria; Nieto-Juárez, Jessica; Torres-Palma, Ricardo A. Elsevier (2023-06-28)The presence of pharmaceutical active products (PhACs) in the aquatic environment is a matter of current concern, and there is an increasing trend to include these compounds in water quality monitoring programs and ... -
Treatment of two sartan antihypertensives in water by photo-electro-Fenton using BDD anodes: Degradation kinetics, theoretical analyses, primary transformations and matrix effects
Martínez-Pachón, Diana; Serna-Galvis, Efraim A.; Ibáñez, Maria; Hernandez, Felix; Ávila-Torres, Yenny; Torres-Palma, Ricardo A.; Moncayo-Lasso, Alejandro Elsevier (2021-05)Degradation of two representative antihypertensives, losartan (LOS) and valsartan (VAL) in water by photo-electro-Fenton (PEF), using a BDD anode in presence of sulfate anion was evaluated. PEF showed a fast elimination ...