DC Field | Value | Language |
---|---|---|
dc.contributor.author | Lee, Yeong A. | ko |
dc.contributor.author | Lim, Joel | ko |
dc.contributor.author | Cho, Younghyun | ko |
dc.contributor.author | Lee, Hyub | ko |
dc.contributor.author | Park, Sangbaek | ko |
dc.contributor.author | Lee, Go-Woon | ko |
dc.contributor.author | Yoo, Chung-Yul | ko |
dc.contributor.author | Park, Sang Hyun | ko |
dc.contributor.author | Murukeshan, Vadakke Matham | ko |
dc.contributor.author | Kim, Seungchul | ko |
dc.contributor.author | Kim, Young-jin | ko |
dc.contributor.author | Yoon, Hana | ko |
dc.date.accessioned | 2020-08-13T06:55:04Z | - |
dc.date.available | 2020-08-13T06:55:04Z | - |
dc.date.created | 2020-08-10 | - |
dc.date.created | 2020-08-10 | - |
dc.date.issued | 2020-04 | - |
dc.identifier.citation | CHEMICAL ENGINEERING JOURNAL, v.386 | - |
dc.identifier.issn | 1385-8947 | - |
dc.identifier.uri | http://hdl.handle.net/10203/275819 | - |
dc.description.abstract | For powering wearable electronics, extensive research has been directed toward microscale flexible and stretchable energy-storage devices. Microsupercapacitors, though promising candidates, remain limited in terms of design flexibility, scalability, reusability, and compatibility with general substrates. This paper reports a high-performance sticker-type flexible microsupercapacitor using highly swollen reduced-graphene-oxide electrodes fabricated by an ultrashort-pulse laser to promote full active-site and durability of the electrodes. Our sticker-type flexible micropseudocapacitor provides a comparable volumetric energy density of 1.08 mWh cm(-3) and 13 times higher volumetric power density of 83.5 mW cm(-3) compared to conventional lithium thin-film batteries. Bio-inspired surface modifications are additionally applied to the reduced-graphene-oxide electrodes, which provides a six-fold increase (10.38 mF cm(-2)) of the areal capacitance. A 6 x 2 micropseudocapacitor array embedded in a sub-millimeter thin PDMS film adheres to safety goggles and successfully powers a mu-LED. The total capacitance of the array is maintained at similar to 97% of its original value after 200 repetitive attachments and detachments showing good durability. In addition, the sticker-type micropseudocapacitor array shows a stable performance under repeated deformation, and up to similar to 99% of capacitance retention after 200 bending cycles. This novel re-attachable flexible micropseudocapacitor will expedite the widespread use of flexible and wearable devices. | - |
dc.language | English | - |
dc.publisher | ELSEVIER SCIENCE SA | - |
dc.title | Attachable micropseudocapacitors using highly swollen laser-induced-graphene electrodes | - |
dc.type | Article | - |
dc.identifier.wosid | 000551293900006 | - |
dc.identifier.scopusid | 2-s2.0-85077698779 | - |
dc.type.rims | ART | - |
dc.citation.volume | 386 | - |
dc.citation.publicationname | CHEMICAL ENGINEERING JOURNAL | - |
dc.identifier.doi | 10.1016/j.cej.2019.123972 | - |
dc.contributor.localauthor | Kim, Young-jin | - |
dc.contributor.nonIdAuthor | Lee, Yeong A. | - |
dc.contributor.nonIdAuthor | Lim, Joel | - |
dc.contributor.nonIdAuthor | Cho, Younghyun | - |
dc.contributor.nonIdAuthor | Lee, Hyub | - |
dc.contributor.nonIdAuthor | Park, Sangbaek | - |
dc.contributor.nonIdAuthor | Lee, Go-Woon | - |
dc.contributor.nonIdAuthor | Yoo, Chung-Yul | - |
dc.contributor.nonIdAuthor | Park, Sang Hyun | - |
dc.contributor.nonIdAuthor | Murukeshan, Vadakke Matham | - |
dc.contributor.nonIdAuthor | Kim, Seungchul | - |
dc.contributor.nonIdAuthor | Yoon, Hana | - |
dc.description.isOpenAccess | N | - |
dc.type.journalArticle | Article | - |
dc.subject.keywordAuthor | Microsupercapacitor | - |
dc.subject.keywordAuthor | Pseudocapacitor | - |
dc.subject.keywordAuthor | Laser direct writing | - |
dc.subject.keywordAuthor | Laser-induced graphene | - |
dc.subject.keywordAuthor | Attachable energy storage device | - |
dc.subject.keywordPlus | ALL-SOLID-STATE | - |
dc.subject.keywordPlus | POROUS CARBON NANOSHEETS | - |
dc.subject.keywordPlus | MICRO-SUPERCAPACITORS | - |
dc.subject.keywordPlus | POLYDOPAMINE | - |
dc.subject.keywordPlus | MICROSUPERCAPACITORS | - |
dc.subject.keywordPlus | FABRICATION | - |
dc.subject.keywordPlus | OXIDE | - |
dc.subject.keywordPlus | FILMS | - |
dc.subject.keywordPlus | CHIP | - |
dc.subject.keywordPlus | COMPOSITES | - |
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