scholarly journals Research on Adsorption Performance of Graphene Oxide and Its Composites for Copper Ion

2020 ◽  
Vol 1676 ◽  
pp. 012065
Author(s):  
Yanping Qu ◽  
Song Kang ◽  
Jingjing Sun ◽  
Ling Zhang ◽  
Junqing Sun ◽  
...  

Water ◽  
2020 ◽  
Vol 12 (7) ◽  
pp. 1933
Author(s):  
Jie Zhong ◽  
Yong Feng ◽  
Jin-Ling Li ◽  
Bin Yang ◽  
Guang-Guo Ying

Adsorption has been regarded as one of the most efficient and economic methods for the removal of antibiotics from aqueous solutions. In this work, different graphene-based magnetic nanocomposites using a modified solvothermal method were synthesized and employed to remove sulfadiazine (SDZ) from water. The adsorption capacity of the optimal magnetic reduced graphene oxide (MrGO) was approximately 3.24 times that of pure Fe3O4. After five repeated adsorption cycles, the removal rate of SDZ (100 μg/L) by MrGO nanocomposites was still around 89.3%, which was only about a 3% decrease compared to that in the first cycle. Mechanism investigations showed that both chemical and physical adsorption contributed to the removal of SDZ. The excellent adsorption performance and recyclability of MrGO nanocomposites could be attributed to their wonderful 3D interconnected petal-like structures. The MrGO with SDZ could be easily recollected by magnetic separation. The MrGO also exhibited excellent adsorption performance in the purification of real polluted water.


2020 ◽  
Vol 154 ◽  
pp. 104681 ◽  
Author(s):  
Nadia Sahebjamee ◽  
Mohammad Soltanieh ◽  
Seyed Mahmoud Mousavi ◽  
Amir Heydarinasab

2019 ◽  
Vol 475 ◽  
pp. 549-558 ◽  
Author(s):  
Jiahe Miao ◽  
Fenghe Wang ◽  
Yajun Chen ◽  
Yezhi Zhu ◽  
Yan Zhou ◽  
...  

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