Zobrazeno 1 - 10
of 245
pro vyhledávání: '"Gustavo A. Peñuela"'
Publikováno v:
Water Policy, Vol 24, Iss 7, Pp 1166-1178 (2022)
Studies of emissions of greenhouse gas (GHG) such as CO2 and CH4 in hydroelectric reservoirs are very important in the debate on whether hydropower can be classified as a ‘clean energy’ source. In this study, GHG emissions in the Topocoro reservo
Externí odkaz:
https://doaj.org/article/8d6f985fc5a9488ba4d651895e151097
Publikováno v:
Water Science and Technology, Vol 85, Iss 5, Pp 1620-1635 (2022)
Due to the negative effects caused to the natural environment by the presence of pharmaceutical-type traces and other pollutants in wastewater, it is necessary to develop and optimize efficient treatment systems. This study evaluated the effect of ca
Externí odkaz:
https://doaj.org/article/1a291e59a40441608e169fc496b94770
Autor:
Diana C. Rodríguez, Gustavo A. Peñuela
Publikováno v:
Journal of Water and Climate Change, Vol 13, Iss 2, Pp 872-888 (2022)
Tropical reservoirs are generally flooded in soils with a high content of organic matter. This, combined with high temperatures, favors the generation of carbon dioxide and methane by biological degradation, contributing to the impact on climate chan
Externí odkaz:
https://doaj.org/article/22b06ea2c0ac429ea8816d42c4d5726d
Publikováno v:
Water Science and Technology, Vol 85, Iss 1, Pp 52-62 (2022)
This study presents the main results related to the use of activated persulfate (PS) in the elimination of the beta-lactam antibiotic cephalexin (CPX). Experiments were done using K2S2O8 and simulated sunlight. A face-centered central composite exper
Externí odkaz:
https://doaj.org/article/aeb7daed59fb4ebbae2d0504e6f8a5a6
Publikováno v:
Results in Engineering, Vol 15, Iss , Pp 100519- (2022)
The efficiency of a helical flow photoreactor in the oxidation of the antibiotic Dicloxacillin as a function of the recirculation flow, the local volumetric rate of photon absorption (LVRPA) and photonic efficiency using oxidation processes based on
Externí odkaz:
https://doaj.org/article/4c2f966e70784653b410c6c641069872
Publikováno v:
Frontiers in Environmental Science, Vol 10 (2022)
Chlorpyrifos formulations are the most used in Colombia and other countries for crop protection, and their presence has been proven in many water sources. The application of nanomaterials, including carbon quantum dots (CD), can significantly improve
Externí odkaz:
https://doaj.org/article/86e580e9f1f74a2e849e71050b1f76e4
Autor:
Pablo Andrés Cano, Marcela Jaramillo-Baquero, Henry Zúñiga-Benítez, Yudy A. Londoño, Gustavo A. Peñuela
Publikováno v:
Emerging Contaminants, Vol 6, Iss , Pp 53-61 (2020)
Azithromycin (AZT) is a broad-spectrum antibiotic from the group of macrolides that acts against several Gram-positive and Gram-negative bacteria, which has promoted its use in the treatment of different respiratory and sexually transmitted diseases.
Externí odkaz:
https://doaj.org/article/e458b8b657a44e5d9415129f3541638c
Publikováno v:
Results in Engineering, Vol 12, Iss , Pp 100291- (2021)
The complexes derived from 6-methoxyquinoline ZnCl2(6OMeQ)2 have been shown to be effective as singlet molecular oxygen photosensitizers, which can be interesting for the removal of microcontaminants such as Bisphenol A (BPA) and Triclosan (TCS). Pho
Externí odkaz:
https://doaj.org/article/39fe1535f496416893f8dbfb439d2146
Publikováno v:
Ultrasonics Sonochemistry, Vol 79, Iss , Pp 105777- (2021)
Cephalexin (CPX) and doxycycline (DOX) are two of the most used antibiotics to treat bacterial infections in human medicine, veterinary practices, animal husbandry, agriculture, aquaculture, among others. Nevertheless, due to their excessive consumpt
Externí odkaz:
https://doaj.org/article/fc0fc0cac3904371b0cc2589b64bf409
Publikováno v:
Water, Vol 14, Iss 21, p 3381 (2022)
The reaction rate constants concerning the removal of benzo[a]pyrene (BaP) and anthracene (AN) in water by the Fenton process can be commonly found from the experimental data and by using regression models. However, this calculation is a time-consumi
Externí odkaz:
https://doaj.org/article/ffcd854528d8436cbdcb97c56a6fac59