Fluidized bed electrodes with high carbon loading for water desalination by capacitive deionization

2016 ◽  
Vol 4 (10) ◽  
pp. 3642-3647 ◽  
Author(s):  
G. J. Doornbusch ◽  
J. E. Dykstra ◽  
P. M. Biesheuvel ◽  
M. E. Suss

The use of carbon flow electrodes has significantly impacted electrochemical energy storage and capacitive deionization (CDI). We here introduce flowable fluidized bed electrodes with exceptionally high carbon loading, and apply these to water desalination by CDI.

RSC Advances ◽  
2016 ◽  
Vol 6 (74) ◽  
pp. 69720-69727 ◽  
Author(s):  
Hong-ran Park ◽  
Jiyeon Choi ◽  
Seungcheol Yang ◽  
Sung Jo Kwak ◽  
Sung-il Jeon ◽  
...  

We fabricated surface modified activated carbons covered with ion-selective polymer. These materials can be used as powerful dispersants and flow electrodes, and improved desalting efficiency by high carbon loading via electrostatic repulsion.


Author(s):  
Dhanasekar Kesavan ◽  
Vimal Kumar Mariappan ◽  
Karthikeyan Krishnamoorthy ◽  
Sang-Jae Kim

In this study, we report a facile carbothermal method for the preparation of boron-oxy-carbide (BOC) nanostructures and explore their properties towards electrochemical energy storage devices.


Materials ◽  
2021 ◽  
Vol 14 (14) ◽  
pp. 4000
Author(s):  
Eunhwan Kim ◽  
Juyeon Han ◽  
Seokgyu Ryu ◽  
Youngkyu Choi ◽  
Jeeyoung Yoo

For decades, improvements in electrolytes and electrodes have driven the development of electrochemical energy storage devices. Generally, electrodes and electrolytes should not be developed separately due to the importance of the interaction at their interface. The energy storage ability and safety of energy storage devices are in fact determined by the arrangement of ions and electrons between the electrode and the electrolyte. In this paper, the physicochemical and electrochemical properties of lithium-ion batteries and supercapacitors using ionic liquids (ILs) as an electrolyte are reviewed. Additionally, the energy storage device ILs developed over the last decade are introduced.


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