Elastomeric and Dynamic MnO2/CNT Core-Shell Structure Coiled Yarn Supercapacitor

  • Choi, Changsoon; 
  • Sim, Hyeon Jun; 
  • Spinks, Geoffrey M.; 
  • Lepro, Xavier; 
  • Baughman, Ray H.; 
  • ... KIM, SEON JEONG
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초록

Reversibly deformable and highly performing solid-state yarn supercapacitors are obtained using MnO2-deposited microcoiled yarn electrodes. The core(CNT)-shell(MnO2)-structured coiled electrodes achieve high stretchability (37.5%) without the help of elastomeric substrates, minimizing the size of the supercapacitors. Therefore, high specific capacitances of 34.6 F cm-3, 61.25 mF cm-2, and 2.72 mF cm-1 are achieved for coiled supercapacitors without impairing mechanical stretchability or electrochemical cyclability. © 2016 WILEY-VCH Verlag GmbH & Co. KGaA, Weinheim.

키워드

coils; carbon nanotubes; electrodes; stretchable materials; supercapacitors; CARBON NANOTUBE YARN; ALL-SOLID-STATE; GRAPHENE; WIRE; FIBERS; PRISTINE; TEXTILES; HYBRID; CHARGE
제목
Elastomeric and Dynamic MnO2/CNT Core-Shell Structure Coiled Yarn Supercapacitor
저자
Choi, Changsoon; Sim, Hyeon Jun; Spinks, Geoffrey M.; Lepro, Xavier; Baughman, Ray H.; KIM, SEON JEONG
DOI
10.1002/aenm.201502119
발행일
2016-03
유형
Article
저널명
Advanced Energy Materials
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6
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5
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1 ~ 8

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