Facile fabrication and characterization of novel three-dimensional halloysite nanotubes/graphene oxide composite aerogels for waste water treatment

2018 ◽  
Vol 528 (1) ◽  
pp. 22-30 ◽  
Author(s):  
Liu Hong-li ◽  
Wei Ning ◽  
He Xiang ◽  
An Guo-qing ◽  
Xuan Yu-jie
2010 ◽  
Vol 5 (4) ◽  
Author(s):  
N. Tanaka ◽  
H. Soejarwo ◽  
A. Soejarwo

A model system for participatory communal waste water treatment system was developed in densely populated area of Yogyakarta special province. After the community member's awareness for sanitation and motivation for the system was developed, affordable technology was carefully selected. As the community member's income was low and the available space for the system was very limited, rotating biological contactors with three dimensional lattice media was selected. The technology was also characterized with easiness of operation. After short training of operation and maintenance, the system has been continuously operated by community members with their own expense.


2015 ◽  
Vol 3 (2) ◽  
pp. 832-839 ◽  
Author(s):  
Jie Ding ◽  
Baojun Li ◽  
Yushan Liu ◽  
Xiaoshe Yan ◽  
Sha Zeng ◽  
...  

Fe3O4@reduced graphene oxide composite (FGNC) was synthesised, and for rhodamine B (RhB) and As5+ removal, the excellent behavior of FGNC highlights 3 potential applications in waste water treatment.


2021 ◽  
Author(s):  
Rania Ramadan ◽  
Seham K. Abdel-Aal

Abstract In the present work graphene oxide GO prepared by chemical exifliation of graphite using Hummer’s method. A facile and green synthesis of ZnO-rGO nanocomposite was performed via Alovera plant extract. The characterization tools (XRD-FTIR- FESEM-TEM- AFM) proved the formation of single phase of ZnO-rGO nanocomposite. Since the environmental contamination caused by Cd(II) ion is a world issue as it has a harmful effect especially on the human health and environment. Subsequently, our goal in this work is to find an accurate method for detection and adsorption of toxic Cd(II). ZnO and ZnO-rGO nanocomposites are prepared for removing Cd(II) and on behalf of increasing its removal efficiency, GO is added. The results showed a great improvement in removal efficiency reached up to 90% at pH 6 after 90 min. the structure and surface of prepared samples studied through XRD, FTIR, FESEM and AFM.


1988 ◽  
Vol 58 (1) ◽  
pp. 1-6 ◽  
Author(s):  
L. Elling ◽  
I. Souren ◽  
H. Zahn

This study introduces an isolation method that involves the separation of insoluble and soluble contaminants on raw wool. The contents of inorganic and organic components as well as their removal during different extraction steps are discussed, and an attempt is made to determine the most likely origin of the protein components. These investigations are of practical interest concerning optimal raw wool scouring conditions, especially with regard to the color of scoured wool and waste water treatment.


2015 ◽  
Vol 51 ◽  
pp. 135-142 ◽  
Author(s):  
Ying Jin ◽  
Fengwu Wang ◽  
Mai Xu ◽  
Yunhu Hun ◽  
Wenyan Fang ◽  
...  

2013 ◽  
Vol 750-752 ◽  
pp. 1437-1440
Author(s):  
Ya Nan Jia ◽  
Wu Feng Jiang ◽  
Su Ju Hao ◽  
Yu Zhu Zhang ◽  
Lei Zhang

The feasibility of coking waste water treatment by three-dimensional electrode was studied in the experiment. The reactor is comprised of a conventional two-dimensional electrode filled with high carbon-bearing metallized pellets which is also called the third electrode. The results show that there is a dramatic decrease in the content of COD, phenol and cyanide by this treatment. Also the color of coking wastewater after being treated is compared with original sample.


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