| نویسندگان | Mohammad Hossein Sayadi,nazanin fahoul |
| نشریه | journal of water and environmental nanotechnology |
| شماره صفحات | 241-251 |
| شماره سریال | 7 |
| شماره مجلد | 3 |
| نوع مقاله | Full Paper |
| تاریخ انتشار | 2022 |
| نوع نشریه | الکترونیکی |
| کشور محل چاپ | ایران |
| نمایه نشریه | isc،Scopus |
چکیده مقاله
The widespread use of antibiotics and their subsequent release into the environment has caused concern
around the world. Incomplete metabolism releases these chemicals into the environment, and traditional
purification systems are unable to remove them. As a result, it lingers in the environment and is one of the
most serious environmental issues confronting public health. The goal of this study was to investigate the
possibility of using ultrasonic and titanium dioxide nanoparticles as catalysts for the removal of amoxicillin
from aqueous solutions, as well as to figure out the optimal conditions to maximize the efficiency of
removal efficiency. Decomposition of amoxicillin in water in the presence of titanium magnetic catalyst
with concentrations of 0.1, 0.25, 0.5, 1, and 2.5 g/L and amoxicillin concentrations of 1, 10, 25, 50, and
100 mg/L at different times of 10 to 180 minutes, pHs of 3, 4, 5, 7, 9 and 11, temperatures of 10 to
60 ºC and frequencies of 35, 300, and 700 kHz were examined. At a concentration of 1 g/L catalyst, a
concentration of 10 mg/L amoxicillin, a standstill duration of 60 minutes, an acidic pH, a temperature
of 40 °C, and a frequency of 35 kHz, the maximum removal of amoxicillin (91.7%) occurred. The use of
an ultrasonic method in conjunction with titanium magnetic nanoparticles as an oxidizing agent proved
to be a successful tool for lowering amoxicillin concentrations in aqueous media. As a result, advanced
oxidation processes, particularly ultrasonic, can reduce pharmaceutical and organic contaminants in the
environment.
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