Zobrazeno 1 - 10
of 235
pro vyhledávání: '"Ricardo A. Torres Palma"'
Autor:
Fidel Granda-Ramírez, Efraím A. Serna-Galvis, Yenny Ávila-Torres, Ricardo A. Torres-Palma, Gina Hincapié-Mejía
Publikováno v:
MethodsX, Vol 13, Iss , Pp 102920- (2024)
Antibiotics are currently recognized as environmental pollutants. In this work, the methods involved in the degradation of a β-lactam antibiotic (i.e., DXC) by treatments based on inorganic peroxides and UVC (e.g., UVC alone, UV-C/H2O2, UVC/peroxymo
Externí odkaz:
https://doaj.org/article/7cecae6d198d442faecc9bebfb1f656f
Autor:
Sindy D. Jojoa-Sierra, Cesar Jaramillo-Paez, Efraím A. Serna-Galvis, Inés García-Rubio, María C. Hidalgo, José A. Navío, María P. Ormad, Ricardo A. Torres-Palma, Rosa Mosteo
Publikováno v:
Water, Vol 16, Iss 17, p 2434 (2024)
Water quality and usability are global concerns due to microbial and chemical pollution resulting from anthropogenic activities. Therefore, strategies for eliminating contaminants are required. In this context, the removal and decrease in antibiotic
Externí odkaz:
https://doaj.org/article/f01414473e52438fa6257b01a678728f
Autor:
Marcy Quintero, Marcela Manrique-Moreno, Henry Riascos, Ricardo A. Torres-Palma, Sandra Castro-Narvaez, Yenny P. Ávila-Torres
Publikováno v:
International Journal of Molecular Sciences, Vol 25, Iss 13, p 6817 (2024)
Advanced Oxidation Processes (AOPs) offer promising methods for disinfection by generating radical species like hydroxyl radicals, superoxide anion radicals, and hydroxy peroxyl, which can induce oxidative stress and deactivate bacterial cells. Photo
Externí odkaz:
https://doaj.org/article/bb12c4a2f1074c30964ccf62d83db687
Publikováno v:
MethodsX, Vol 11, Iss , Pp 102258- (2023)
At present, climate change, urbanization and globalization are the main factors that affect water quality, the primary vehicle for the translocation and permanence of emerging pollutants, resulting in a danger to human health and the environment. The
Externí odkaz:
https://doaj.org/article/81b895b19c5e4a388ebd8081b6175311
Autor:
Mehrdad Zare, Madeleine J. Bussemaker, Efraím A. Serna-Galvis, Ricardo A. Torres-Palma, Judy Lee
Publikováno v:
Ultrasonics Sonochemistry, Vol 99, Iss , Pp 106564- (2023)
The effects of sonication power on the ultrasonic cavitation and sonochemistry as well as the degradation of paracetamol were studied and compared for single- and dual-frequency sonoreactors. For the single-frequency sonication, a 500 kHz plate trans
Externí odkaz:
https://doaj.org/article/4ad6ded796364ac9aabb2bac4a68437f
Autor:
Mehrdad Zare, Pello Alfonso-Muniozguren, Madeleine J. Bussemaker, Patrick Sears, Efraím A. Serna-Galvis, Ricardo A. Torres-Palma, Judy Lee
Publikováno v:
Ultrasonics Sonochemistry, Vol 94, Iss , Pp 106320- (2023)
The degradation of paracetamol, a widely found emerging pharmaceutical contaminant, was investigated under a wide range of single-frequency and dual-frequency ultrasonic irradiations. For single-frequency ultrasonic irradiation, plate transducers of
Externí odkaz:
https://doaj.org/article/f4283604067049a4b366793b591519f7
Autor:
Carolina Quimbaya-Ñañez, Efraím A. Serna-Galvis, Javier Silva-Agredo, Inés García-Rubio, Ricardo A. Torres-Palma, Yenny P. Ávila-Torres
Publikováno v:
Water, Vol 15, Iss 20, p 3679 (2023)
A carbonaceous material obtained from wood wastes (SW-Mn) was initially used for the removal of pharmaceuticals in water by a carbocatalytic system. The SW-Mn material adsorbed only 41% of the diclofenac (DCF) and 3% of the valsartan (VAL). Interesti
Externí odkaz:
https://doaj.org/article/57a4e26b5758431facd7c1d98c895fd6
Autor:
Didier Gómez, Jorge Acosta, Horacio López-Sandoval, Ricardo A. Torres-Palma, Yenny Ávila-Torres
Publikováno v:
Biomimetics, Vol 8, Iss 5, p 423 (2023)
This study focuses on developing and evaluating two novel enantioselective biomimetic models for the active centers of oxidases (ascorbate oxidase and catalase). These models aim to serve as alternatives to enzymes, which often have limited action an
Externí odkaz:
https://doaj.org/article/814f0532677e4fa6a75645dc7bf5346b
Autor:
Efraím A. Serna-Galvis, Javier Silva-Agredo, Félix Hernández, Ana M. Botero-Coy, Ricardo A. Torres-Palma
Publikováno v:
MethodsX, Vol 10, Iss , Pp 102128- (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 30.8 W), for degrading four rele
Externí odkaz:
https://doaj.org/article/f86e3c17a0ec4d69bd90598fc7ff055f
Autor:
Laura María Gómez-Quintero, Marlon Alexis Múnera-Marín, María Alejandra Urán-Serna, Efraím A. Serna-Galvis, Ana Luz Galván-Diaz, Ricardo A. Torres-Palma
Publikováno v:
MethodsX, Vol 10, Iss , Pp 102068- (2023)
Giardia intestinalis is a pollutant of food and water, resistant to conventional disinfection treatments and its elimination requires effective methods action. Herein, mid-high-frequency ultrasound (375 kHz), which produces HO• and H2O2, was used a
Externí odkaz:
https://doaj.org/article/986273ed51224356adfe30c063289438