Effects of natural minerals on the adsorption of 17β-estradiol and bisphenol A on graphene oxide and reduced graphene oxide

2017 ◽  
Vol 4 (6) ◽  
pp. 1377-1388 ◽  
Author(s):  
Weiling Sun ◽  
Conghe Wang ◽  
Weiyi Pan ◽  
Si Li ◽  
Ben Chen

Natural minerals affect the adsorption of 17β-estradiol and bisphenol A on GO and rGO.

2018 ◽  
Vol 17 (5) ◽  
pp. 628-637 ◽  
Author(s):  
Haydar Ali ◽  
Nikhil R. Jana

A gold nanoparticle–graphene based composite has been developed for the degradation of bisphenol A under visible light and to detoxify contaminated water/food/environments.


2018 ◽  
Vol 161 ◽  
pp. 699-705 ◽  
Author(s):  
Muthumariappan Akilarasan ◽  
Sakthivel Kogularasu ◽  
Shen-Ming Chen ◽  
Tse-Wei Chen ◽  
Shih-Hao Lin

2019 ◽  
Vol 52 (16) ◽  
pp. 2583-2606 ◽  
Author(s):  
Livia Alexandra Gugoasa ◽  
Raluca-Ioana Stefan-van Staden ◽  
Jacobus Frederick van Staden ◽  
Maria Coroș ◽  
Stela Pruneanu

Catalysts ◽  
2019 ◽  
Vol 9 (7) ◽  
pp. 607 ◽  
Author(s):  
Fei Yu ◽  
Xueting Bai ◽  
Changfu Yang ◽  
Lijie Xu ◽  
Jie Ma

Reduced graphene oxide–titanium dioxide photocatalyst (rGO–TiO2) was successfully synthesized by the hydrothermal method. The rGO–TiO2 was used as photocatalyst for the degradation of bisphenol A (BPA), which is a typical endocrine disruptor of the environment. Characterization of photocatalysts and photocatalytic experiments under different conditions were performed for studying the structure and properties of photocatalysts. The characterization results showed that part of the anatase type TiO2 was converted into rutile type TiO2 after hydrothermal treatment and 1% rGO–P25 had the largest specific surface area (52.174 m2/g). Photocatalytic experiments indicated that 1% rGO–P25 had the best catalytic effect, and the most suitable concentration was 0.5 g/L. When the solution pH was 5.98, the catalyst was the most active. Under visible light, the three photocatalytic mechanisms were ranked as follows: O2•− > •OH > h+. 1% rGO–P25 also had strong photocatalytic activity in the photocatalytic degradation of BPA under sunlight irradiation. 1% rGO–P25 with 0.5 g/L may be a very promising photocatalyst with a variety of light sources, especially under sunlight for practical applications.


Author(s):  
Livia Alexandra Gugoasa ◽  
Raluca Ioana Stefan-van Staden ◽  
Jacobus Frederick van Staden ◽  
Maria Coros ◽  
Stela Pruneanu

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