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Highly efficient graphene oxide-based functionalized membranes for water desalination and dye separation

文献类型:期刊论文

作者Atta, Izza1; Rehman, Muhammad Misbah ur1,2; Thebo, Khalid Hussain3; Kazi, Mohsin4
刊名IONICS
出版日期2025-02-11
页码11
关键词Graphene oxide Monosodium glutamate Membranes Permeance Rejection
ISSN号0947-7047
DOI10.1007/s11581-025-06127-1
通讯作者Rehman, Muhammad Misbah ur(misbahbzu@gmail.com) ; Thebo, Khalid Hussain(khalidthebo@yahoo.com)
英文摘要Wastewater treatment is one of the most challenging problems nowadays due to the presence of different solid pollutants like dyes, salts, and organic compounds. Graphene oxide (GO)-based membrane technology is a potential method to treat wastewater. Herein, we developed a novel cGO/MSG composite membrane by functionalizing GO nanosheets with monosodium glutamate (MSG) as a cross-linker with tailored interlayer spacing. Subsequently, the cGO/MSG membranes with varying thicknesses were utilized to achieve efficient separation of diverse salts and dyes. The as-synthesized cGO/MSG membrane showed high pure water permeance of 213 +/- 5 L m-2 h-1 bar-1. Such a membrane also showed excellent separation efficiency for dyes with high water permeance, i.e., methylene blue (100 +/- 1% and water permeance of 90 +/- 5 L m-2 h-1 bar-1) and even blue (99 +/- 1% and permeance 130 +/- 5 L m-2 h-1 bar-1). Moreover, the membranes exhibited excellent salt rejection properties, with rejection rates greater than 97% achieved for Pb(NO3)2 and Ni(NO3)2. Additionally, these membranes were also stable even in harsh conditions for a long time. We believe that this approach will help to develop different membranes in the future for desalination purposes.
资助项目King Saud University, Riyadh, Saudi Arabia[RSP2025R301] ; Department of chemistry The University of Lahore Sargodha Campus Sargodha, Pakistan
WOS研究方向Chemistry ; Electrochemistry ; Physics
语种英语
WOS记录号WOS:001418164600001
出版者SPRINGER HEIDELBERG
资助机构King Saud University, Riyadh, Saudi Arabia ; Department of chemistry The University of Lahore Sargodha Campus Sargodha, Pakistan
源URL  
专题金属研究所_中国科学院金属研究所
通讯作者Rehman, Muhammad Misbah ur; Thebo, Khalid Hussain
作者单位1.Univ Lahore, Dept Chem, Sargodha Campus, Sargodha, Pakistan
2.Univ Mianwali, Dept Chem, Mianwali 42200, Pakistan
3.Chinese Acad Sci, Inst Met Res, Wenhu Rd, Shenyang, Peoples R China
4.King Saud Univ, Coll Pharm, Dept Pharmaceut, POB 2457, Riyadh 11451, Saudi Arabia
推荐引用方式
GB/T 7714
Atta, Izza,Rehman, Muhammad Misbah ur,Thebo, Khalid Hussain,et al. Highly efficient graphene oxide-based functionalized membranes for water desalination and dye separation[J]. IONICS,2025:11.
APA Atta, Izza,Rehman, Muhammad Misbah ur,Thebo, Khalid Hussain,&Kazi, Mohsin.(2025).Highly efficient graphene oxide-based functionalized membranes for water desalination and dye separation.IONICS,11.
MLA Atta, Izza,et al."Highly efficient graphene oxide-based functionalized membranes for water desalination and dye separation".IONICS (2025):11.

入库方式: OAI收割

来源:金属研究所

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