Hollow cobalt sulfide for highly efficient uranium adsorption from aqueous solutions

2019 ◽  
Vol 6 (11) ◽  
pp. 3230-3236 ◽  
Author(s):  
Weixin Dou ◽  
Weiting Yang ◽  
Xiaojun Zhao ◽  
Qinhe Pan

The preparation of hollow Co3S4 nanostructures by ZIF-67 guarantees high uranium adsorption performance in aqueous solutions.

2019 ◽  
Vol 79 (6) ◽  
pp. 1042-1050 ◽  
Author(s):  
Subing Fan ◽  
Junmin Lv ◽  
Yulong Ma ◽  
Yaoyao Chen

Abstract Herein, we prepared Cu(II)-modified hierarchical ZSM-5 containing both micro- and mesopores by alkali treatment followed by ion exchange as an adsorbent, using it for tetracycline (TC) removal from aqueous solutions. The crystal structure, morphology, texture, and Si:Al ratio of this adsorbent by a range of instrumental techniques were investigated. Moreover, we studied the effect of pH and Cu(II) loading on adsorption performance and probed adsorption kinetics, thermodynamics and regeneration performance, revealing that modification of hierarchical ZSM-5 with Cu(II) not only significantly increased its TC removal efficiency but also allowed for good regenerability and suggested that the highly efficient and selective removal of TC from aqueous solutions could be ascribed to not only the strong interactions between Cu(II) and TC molecular but also the larger mesoporosity.


2015 ◽  
Vol 54 (11) ◽  
pp. 2940-2949 ◽  
Author(s):  
Qingrui Zhang ◽  
Zhaoxiang Zhang ◽  
Jie Teng ◽  
Haiming Huang ◽  
Qiuming Peng ◽  
...  

2011 ◽  
Vol 21 (36) ◽  
pp. 13895 ◽  
Author(s):  
Yu Zhou ◽  
Jing Yang ◽  
Jia Yuan Yang ◽  
Fang Na Gu ◽  
Ying Wang ◽  
...  

Nanoscale ◽  
2018 ◽  
Vol 10 (29) ◽  
pp. 14190-14200 ◽  
Author(s):  
Guoqiang Guan ◽  
Xin Wang ◽  
Xiaojuan Huang ◽  
Wenlong Zhang ◽  
Zhe Cui ◽  
...  

Simple, highly efficient, and safe porous cobalt sulfide hollow nanospheres with tunable absorption as a magnetic resonance imaging-guided photothermal theranostic platform.


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