RETRACTED: RETRACTED ARTICLE: Surface modification of thin film composite forward osmosis membrane using graphene nanosheets for water desalination (Retracted Article)

被引:0
|
作者
El-Sayed, Fatma Mohamed [1 ]
Ali, Mohamed E. A. [1 ]
Isawi, Heba [1 ]
Aly, M. M. Abo [2 ]
El-Fadl, M. M. S. Abo [1 ]
机构
[1] Desert Res Ctr, Hydrogeochem Dept, Cairo, Egypt
[2] Ain Shams Univ, Fac Sci, Chem Dept, Cairo, Egypt
关键词
REVERSE-OSMOSIS; ULTRAFILTRATION MEMBRANE; ACTIVE LAYER; NANOCOMPOSITE; POLYAMIDE; PERFORMANCE; OXIDE; POLYDOPAMINE; SUPPORT; FLUX;
D O I
10.1038/s41598-022-25700-6
中图分类号
O [数理科学和化学]; P [天文学、地球科学]; Q [生物科学]; N [自然科学总论];
学科分类号
07 ; 0710 ; 09 ;
摘要
In this study, the main motivation of this work is desalination of water for irrigation arid area such as Sidri- Baba basins- south Sinai, Egypt. Also, the novelty of this work is modification of TFC surface membrane by mix of HA, DA and GO to get high performance of FO technique. Interfacial polymerization was employed to modify a thin-film composite (TFC) membrane for forward osmosis (FO) applications; moreover, graphene oxide (GO) nanosheets (GONs), a dopamine solution (DA), and naturally accessible humic acid (HA) were modified on a polyethersulfone (PES) substrate. The effects of the different quantities of GO, HA, and DA on the membrane surfaces, as well as their various cross-sectional morphologies and FO-desalination capabilities, were investigated. The integrated TFC membrane containing appropriate GO, HA, and DA blends outperformed the control membrane, obtaining high water flux, and high salt rejection. Furthermore,.
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页数:12
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