Electric double layer capacitors of high volumetric energy based on ionic liquids and hierarchical-pore carbon

2014 ◽  
Vol 2 (36) ◽  
pp. 14963-14972 ◽  
Author(s):  
Hsin-Chieh Huang ◽  
Cheng-Wei Huang ◽  
Chien-Te Hsieh ◽  
Hsisheng Teng
Keyword(s):  
Ionic Liquids ◽  
Double Layer ◽  
High Voltage ◽  
Electric Double Layer ◽  
Electrochemical Capacitors ◽  
Mesophase Pitch ◽  
Hierarchical Pores ◽  
Hierarchical Pore ◽  
Double Layer Capacitors ◽  
Electric Double Layer Capacitors

Incorporating high-voltage ionic liquids with activated mesophase pitch containing hierarchical pores can assemble electrochemical capacitors of ultrahigh stack volumetric energy.

An ether bridge between cations to extend the applicability of ionic liquids in electric double layer capacitors

2016 ◽  
Vol 4 (48) ◽  
pp. 19160-19169 ◽  
Author(s):  
Hsin-Chieh Huang ◽  
Yung-Che Yen ◽  
Jui-Cheng Chang ◽  
Ching-Wen Su ◽  
Pei-Yi Chang ◽  
...  
Keyword(s):  
Ionic Liquids ◽  
Double Layer ◽  
Low Temperatures ◽  
Electric Double Layer ◽  
Ether Bridge ◽  
Double Layer Capacitors ◽  
Electric Double Layer Capacitors

Linking 5% cations with an ether bridge prevents EMIm-TFSI crystallization at low temperatures and promotes the performance of the resultant EDLC.

scholarly journals Mesophase Pitch-Derived Carbons with High Electronic and Ionic Conductivity Levels for Electric Double-Layer Capacitors

ACS Omega ◽  
2019 ◽  
Vol 4 (16) ◽  
pp. 16925-16934
Author(s):  
Pin-I Wu ◽  
Yu-Tung Hsu ◽  
Yu-Cheng Tseng ◽  
Ramesh Subramani ◽  
Yan-Shi Chen ◽  
...  
Keyword(s):  
Ionic Conductivity ◽  
Double Layer ◽  
Electric Double Layer ◽  
Mesophase Pitch ◽  
Double Layer Capacitors ◽  
Electric Double Layer Capacitors

scholarly journals Degradation Mechanisms of Electric Double Layer Capacitors with Activated Carbon Electrodes on High Voltage Exposure

2015 ◽  
Vol 83 (8) ◽  
pp. 609-618 ◽  
Author(s):  
Satoshi MUROI ◽  
Daisuke IIDA ◽  
Tomoya TSUCHIKAWA ◽  
Naoaki YABUUCHI ◽  
Ron HORIKOSHI ◽  
...  
Keyword(s):  
Activated Carbon ◽  
Double Layer ◽  
High Voltage ◽  
Electric Double Layer ◽  
Carbon Electrodes ◽  
Degradation Mechanisms ◽  
Double Layer Capacitors ◽  
Electric Double Layer Capacitors

Charge driven lateral structural evolution of ions in electric double layer capacitors strongly correlates with differential capacitance

2018 ◽  
Vol 20 (12) ◽  
pp. 8054-8063 ◽  
Author(s):  
Jia Le Ma ◽  
Qiangqiang Meng ◽  
Jun Fan
Keyword(s):  
Ionic Liquids ◽  
Double Layer ◽  
Electric Double Layer ◽  
Structural Evolution ◽  
Differential Capacitance ◽  
Lateral Ordering ◽  
Double Layer Capacitors ◽  
Electric Double Layer Capacitors

The correlation between differential capacitance and lateral ordering evolution of ionic liquids at charged electrodes has been investigated in this work.

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