Search Results - "Galvis, A."

Degradation of highly consumed fluoroquinolones, penicillins and cephalosporins in distilled water and simulated hospital wastewater by UV254 and UV254/persulfate processes by Serna-Galvis, Efraím A., Ferraro, Franklin, Silva-Agredo, Javier, Torres-Palma, Ricardo A.

“…In this work, three penicillins (ampicillin “AMP”, oxacillin “OXA” and cloxacillin “CLO”), two cephalosporins (cephalexin “CPX” and cephadroxyl “CPD”) and…”
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A review on pharmaceuticals removal from waters by single and combined biological, membrane filtration and ultrasound systems by Alfonso-Muniozguren, Pello, Serna-Galvis, Efraím A., Bussemaker, Madeleine, Torres-Palma, Ricardo A., Lee, Judy

“…•Pharmaceutical removal using biological digesters, sonication and membrane filtration.•Biotransformation of pharmaceutical in biological and ultrasound…”
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A critical review on the sonochemical degradation of organic pollutants in urine, seawater, and mineral water by Serna-Galvis, Efraím A., Porras, Jazmín, Torres-Palma, Ricardo A.

“…•Sonodegradation of organic pollutants in ions-rich matrices is critically reviewed.•Ultrasound is able to degrade pollutants of diverse nature in ions-rich…”
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Kinetics, isotherms, effect of structure, and computational analysis during the removal of three representative pharmaceuticals from water by adsorption using a biochar obtained from oil palm fiber by Grisales-Cifuentes, Claudia M., Serna Galvis, Efraím A., Porras, Jazmín, Flórez, Elizabeth, Torres-Palma, Ricardo A., Acelas, Nancy

“…•Biochar from agro-industrial wastes to remove 3 highly consumed pharmaceuticals.•Interaction between the pollutants and biochar was influenced by pH.•DFT was…”
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Effective elimination of fifteen relevant pharmaceuticals in hospital wastewater from Colombia by combination of a biological system with a sonochemical process by Serna-Galvis, Efraím A., Silva-Agredo, Javier, Botero-Coy, Ana María, Moncayo-Lasso, Alejandro, Hernández, Félix, Torres-Palma, Ricardo A.

“…This work presents the treatment of selected emerging concern pharmaceuticals in real hospital wastewater (HWW) from Tumaco-Colombia by combination of a…”
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Sonochemical degradation of the pharmaceutical fluoxetine: Effect of parameters, organic and inorganic additives and combination with a biological system by Serna-Galvis, Efraím A., Silva-Agredo, Javier, Giraldo-Aguirre, Ana L., Torres-Palma, Ricardo A.

“…Fluoxetine (FLX), one of the most widely used antidepressants in the world, is an emergent pollutant found in natural waters that causes disrupting effects on…”
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Scale-invariant magnetoresistance in a cuprate superconductor by Giraldo-Gallo, P, Galvis, J A, Stegen, Z, Modic, K A, Balakirev, F F, Betts, J B, Lian, X, Moir, C, Riggs, S C, Wu, J, Bollinger, A T, He, X, Božović, I, Ramshaw, B J, McDonald, R D, Boebinger, G S, Shekhter, A

“…The anomalous metallic state in the high-temperature superconducting cuprates is masked by superconductivity near a quantum critical point. Applying high…”
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Sonochemical degradation of antibiotics from representative classes-Considerations on structural effects, initial transformation products, antimicrobial activity and matrix by Serna-Galvis, Efraím A., Montoya-Rodríguez, Diana, Isaza-Pineda, Laura, Ibáñez, María, Hernández, Félix, Moncayo-Lasso, Alejandro, Torres-Palma, Ricardo A.

“…•Two fluoroquinolones, two penicillins and two cephalosporins were sonodegraded.•Sonodegradation of the antibiotics strongly depended on chemical…”
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Developments in the intensification of photo-Fenton and ozonation-based processes for the removal of contaminants of emerging concern in Ibero-American countries by Prada-Vásquez, María A., Estrada-Flórez, Sandra E., Serna-Galvis, Efraím A., Torres-Palma, Ricardo A.

“…Contaminants of emerging concern (CECs), such as pharmaceuticals, personal care products, pesticides, synthetic and natural hormones and industrial chemicals,…”
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Quality of life and cost-effectiveness analysis of topical tranexamic acid and fibrin glue in femur fracture surgery by Merchán-Galvis, A, Posso, M, Canovas, E, Jordán, M, Aguilera, X, Martinez-Zapata, MJ

“…Abstract Background We assessed quality of life (QoL) of patients undergoing surgery for proximal femur fracture and performed a cost-effectiveness analysis of…”
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Understanding the effects of mineral water matrix on degradation of several pharmaceuticals by ultrasound: Influence of chemical structure and concentration of the pollutants by Camargo-Perea, Ana L., Serna-Galvis, Efraím A., Lee, Judy, Torres-Palma, Ricardo A.

“…[Display omitted] •Seven different pharmaceuticals were treated in mineral and distilled water.•Log P explains well degradation rates of pharmaceuticals only…”
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Treatment of wastewater effluents from Bogotá – Colombia by the photo-electro-Fenton process: Elimination of bacteria and pharmaceutical by Martínez-Pachón, Diana, Echeverry-Gallego, Rodrigo A., Serna-Galvis, Efraím A., Villarreal, José Miguel, Botero-Coy, Ana María, Hernández, Félix, Torres-Palma, Ricardo A., Moncayo-Lasso, Alejandro

“…In this work, the occurrences of bacteria families and relevant pharmaceuticals in municipal wastewater effluents from Bogotá (Colombia), and their treatment…”
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Modelling African swine fever virus spread in pigs using time‐respective network data: Scientific support for decision makers by Andraud, Mathieu, Hammami, Pachka, H. Hayes, Brandon, A. Galvis, Jason, Vergne, Timothée, Machado, Gustavo, Rose, Nicolas

“…African swine fever (ASF) represents the main threat to swine production, with heavy economic consequences for both farmers and the food industry. The spread…”
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Possibilities and Limitations of the Sono-Fenton Process Using Mid-High-Frequency Ultrasound for the Degradation of Organic Pollutants by Serna-Galvis, Efraím A, Silva-Agredo, Javier, Lee, Judy, Echavarría-Isaza, Adriana, Torres-Palma, Ricardo A

“…Mid-high-frequency ultrasound (200-1000 kHz) eliminates organic pollutants and also generates H O . To take advantage of H O , iron species can be added,…”
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A fundamental study on the degradation of paracetamol under single- and dual-frequency ultrasound by Zare, Mehrdad, Alfonso-Muniozguren, Pello, Bussemaker, Madeleine J., Sears, Patrick, Serna-Galvis, Efraím A., Torres-Palma, Ricardo A., Lee, Judy

“…The degradation of paracetamol, a widely found emerging pharmaceutical contaminant, was investigated under a wide range of single-frequency and dual-frequency…”
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Elimination of Isoxazolyl-Penicillins antibiotics in waters by the ligninolytic native Colombian strain Leptosphaerulina sp. considerations on biodegradation process and antimicrobial activity removal by Copete-Pertuz, Ledys S., Plácido, Jersson, Serna-Galvis, Efraím A., Torres-Palma, Ricardo A., Mora, Amanda

“…•Leptosphaerulina sp. efficiently removed three Isoxazolyl-Penicillin (IP).•Biomass sorption was not significant in the antibiotics removal.•Laccase and…”
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Structure-reactivity relationship in the degradation of three representative fluoroquinolone antibiotics in water by electrogenerated active chlorine by Serna-Galvis, Efraím A., Jojoa-Sierra, Sindy D., Berrio-Perlaza, Karen E., Ferraro, Franklin, Torres-Palma, Ricardo A.

“…•Piperazyl on fluoroquinolones (FQ) is the most reactive moiety to active chlorine.•Theoretical calculations predicted sites on FQ reactive to electrophilic…”
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Inactivation of carbapenem-resistant Klebsiella pneumoniae by photo-Fenton: Residual effect, gene evolution and modifications with citric acid and persulfate by Serna-Galvis, Efraím A., Vélez-Peña, Estefanía, Osorio-Vargas, Paula, Jiménez, J. Natalia, Salazar-Ospina, Lorena, Guaca-González, Yina M., Torres-Palma, Ricardo A.

“…The photo-Fenton process application to eliminate carbapenem-resistant Klebsiella pneumoniae, an antibiotic-resistant priority pathogen, was evaluated…”
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Impact of sonication power on the degradation of paracetamol under single- and dual-frequency ultrasound by Zare, Mehrdad, Bussemaker, Madeleine J., Serna-Galvis, Efraím A., Torres-Palma, Ricardo A., Lee, Judy

“…•Three powers for either of the frequencies were studied under SFUS (500 kHz) and DFUS (500+20 kHz).•Oxidation by sono-generated ROS was the degradation…”
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Electrochemical treatment of penicillin, cephalosporin, and fluoroquinolone antibiotics via active chlorine: evaluation of antimicrobial activity, toxicity, matrix, and their correlation with the degradation pathways by Serna-Galvis, Efraím A., Berrio-Perlaza, Karen E., Torres-Palma, Ricardo A.

“…Antibiotics are pharmaceuticals widely consumed and frequently detected in environmental water, where they can induce toxic effects and development of…”
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