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   photocatalytic degradation of organic dyes by tin oxide nanoparticles synthesized in mulberry leaf extract  
   
DOR 20.1001.2.0021079099.1400.8.1.155.5
نویسنده alizadeh vali
منبع كنگره بين المللي رنگ و پوشش - 1400 - دوره : 8 - کنگره بین المللی رنگ و پوشش - کد همایش: 00210-79099 - صفحه:1 -1
چکیده    In this study, mulberry leaf extract was used for the first time to green synthesize of tin oxide (sno2) nanoparticles. in this method, the flavonoids in mulberry leaf extract were responsible for reducing metal ions and converting them into nanoparticles. in the preparation of nanoparticles no toxic chemicals or organic solvents were used and the nanoparticles were prepared in green conditions. the nanoparticles identified by x-ray diffraction (xrd) and their morphology were determined using transmission electron microscopy (tem). then, the photocatalytic activity of sno2 nanoparticles for organic degradation of bromothymol blue, bromocresol green and methylene blue was investigated without the use of any toxic reducing agent under direct sunlight by ultraviolet (uv) spectroscopy. the results show that sno2 nanoparticles are able to degrade organic dyes in a short time and with high efficiency. also, the recyclability of sno2 nanoparticles in the degradation of methylene blue was investigated and the results showed high recyclability for sno2 nanoparticles
کلیدواژه tin oxide nanoparticles ,organic dyes ,photocatalytic activity ,mulberry leaf extract
آدرس university of garmsar, department of petroleum engineering, iran, jahrom university
 
   Photocatalytic Degradation of Organic Dyes by Tin Oxide Nanoparticles Synthesized in Mulberry Leaf Extract  
   
Authors Alizadeh Vali
Abstract    In this study, mulberry leaf extract was used for the first time to green synthesize of tin oxide (SnO2) nanoparticles. In this method, the flavonoids in mulberry leaf extract were responsible for reducing metal ions and converting them into nanoparticles. In the preparation of nanoparticles no toxic chemicals or organic solvents were used and the nanoparticles were prepared in green conditions. The nanoparticles identified by X-Ray diffraction (XRD) and their morphology were determined using transmission electron microscopy (TEM). Then, the photocatalytic activity of SnO2 nanoparticles for organic degradation of Bromothymol blue, Bromocresol green and Methylene blue was investigated without the use of any toxic reducing agent under direct sunlight by ultraviolet (UV) spectroscopy. The results show that SnO2 nanoparticles are able to degrade organic dyes in a short time and with high efficiency. Also, the recyclability of SnO2 nanoparticles in the degradation of methylene blue was investigated and the results showed high recyclability for SnO2 nanoparticles
Keywords Tin Oxide Nanoparticles ,Organic Dyes ,Photocatalytic activity ,Mulberry leaf extract
 
 

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