scholarly journals Preparation of gemini surfactant/graphene oxide composites and their superior performance for Congo red adsorption

RSC Advances ◽  
2019 ◽  
Vol 9 (9) ◽  
pp. 4908-4916 ◽  
Author(s):  
Shuai He ◽  
Xingli Liu ◽  
Ping Yan ◽  
Anqi Wang ◽  
Jinzhu Su ◽  
...  

Gemini surfactant/GO composites were prepared for the removal of Congo red dye, and show excellent adsorption capacities and reusabilities.

FlatChem ◽  
2020 ◽  
Vol 24 ◽  
pp. 100198
Author(s):  
Shraban Kumar Sahoo ◽  
Jitendra Kumar Sahoo ◽  
Gagan Kumar Panigrahi ◽  
Dillip Kumar Pattanayak ◽  
Aninda Sundar Rout ◽  
...  

Carbon Trends ◽  
2022 ◽  
pp. 100147
Author(s):  
Adamantia Zourou ◽  
Afroditi Ntziouni ◽  
Nikolaos Adamopoulos ◽  
Tiberiu Roman ◽  
Fu Zhang ◽  
...  

2022 ◽  
Vol 121 ◽  
pp. 108744
Author(s):  
Mohamed E. Mahmoud ◽  
Mohamed F. Amira ◽  
Mayar M.H.M. Azab ◽  
Amir M. Abdelfattah

TAPPI Journal ◽  
2018 ◽  
Vol 17 (03) ◽  
pp. 157-164 ◽  
Author(s):  
Shengdan Wang ◽  
Wenhua Gao ◽  
Kefu Chen ◽  
Jinsong Zeng ◽  
Jun Xu ◽  
...  

Cellulose nanofibrils (CNF) were prepared by cellulase in conjunction with mechanical disintegration from the bleached softwood kraft pulp and labelled by Congo red dye. The labelled CNF were used to investigate the retention and distribution of CNF in paper handsheets. The retention of the labelled CNF was obtained by measuring the absorbance of white water using an ultraviolet-visible spectrophotometer. The results showed that this method for measuring the retention was rapid, feasible, and sensitive, owing to the high correlation coefficient R2 (0.9993) of the standard curve. The labelled CNF showed even distribution in paper handsheets. The colorimetric values of paper handsheets were explored with a residual ink analyzer.


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