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sonocatalytic degradation of food colors from aqueous solutions using fe3o4 nanoparticles/mn /graphite
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DOR
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20.1001.2.0021079099.1400.8.1.117.7
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نویسنده
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gharbani p.
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منبع
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كنگره بين المللي رنگ و پوشش - 1400 - دوره : 8 - کنگره بین المللی رنگ و پوشش - کد همایش: 00210-79099 - صفحه:1 -1
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چکیده
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Β-carotene is a yellow-orange pigment found in plants. it is an organic compound that is classified as a terpene compound. β-carotene is also used in some medicines, including vitamin c tablets to create a natural color. in this research, the ultrasound-assisted simultaneous adsorption of β-carotene onto fe3o4 nanoparticles/mn /graphite (fe3o4 np/mn/graphite) as a novel adsorbent was investigated. the synthesized adsorbent was characterized using ft-ir, fesem, eds and xrd. response surface methodology (rsm) was used to optimize the ultrasound-assisted simultaneous adsorption of β-carotene. initial ph, adsorbent dosage, β-carotene concentration and ultrasonic power were identified as the most significant factors. the significance of independent variables and their interactions was investigated by means of the analysis of variance (anova) within 95% confidence level. the maximum values of β-carotene removal under following conditions were found to be 74.22%:adsorbent dosage=0.2 mg/l; β-carotene concentration= 60 mg/l; ultrasonic power=40 w; ph=6.
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کلیدواژه
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ultrasonic ,fe3o4 nanoparticles/mn /graphite ,β-carotene ,adsorption.
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آدرس
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ahar branch, islamic azad university, iran, ahar branch, islamic azad university, department of chemistry, iran
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پست الکترونیکی
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p-gharbani@iau-ahar.ac.ir
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Sonocatalytic degradation of Food colors from aqueous solutions using Fe3O4 nanoparticles/Mn /Graphite
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Authors
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Gharbani P.
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Abstract
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β-Carotene is a yellow-orange pigment found in plants. It is an organic compound that is classified as a terpene compound. β-Carotene is also used in some medicines, including vitamin C tablets to create a natural color. In this research, the ultrasound-assisted simultaneous adsorption of β-Carotene onto Fe3O4 nanoparticles/Mn /Graphite (Fe3O4 NP/Mn/Graphite) as a novel adsorbent was investigated. The synthesized adsorbent was characterized using FT-IR, FESEM, EDS and XRD. Response Surface Methodology (RSM) was used to optimize the ultrasound-assisted simultaneous adsorption of β-Carotene. Initial pH, adsorbent dosage, β-Carotene concentration and ultrasonic power were identified as the most significant factors. The significance of independent variables and their interactions was investigated by means of the analysis of variance (ANOVA) within 95% confidence level. The maximum values of β-Carotene removal under following conditions were found to be 74.22%:Adsorbent dosage=0.2 mg/L; β-Carotene concentration= 60 mg/L; Ultrasonic power=40 w; pH=6.
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Keywords
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Ultrasonic ,Fe3O4 nanoparticles/Mn /Graphite ,β-Carotene ,Adsorption.
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