Porous Graphene-Based Flexible On-Chip Microsupercapacitors Enabled by Chitosan Oligosaccharide Laser Lithograph

Qian Ming Huang, Huiru Yang, Shaogang Wang, Guoqi Zhang, Paddy French, Huaiyu Ye*

*Corresponding author for this work

Research output: Chapter in Book/Conference proceedings/Edited volumeConference contributionScientificpeer-review

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Abstract

This research introduces a novel and convenient technology, chitosan oligosaccharide laser lithography (COSLL), enabling the creation of flexible laser-induced graphene (LIG) on-chip microsupercapacitors (MSCs) using environmentally friendly chitosan-class polymers for the first time. MSCs prepared through COSLL exhibit a significant areal capacitance exceeding 4 mF cm-2, comparable to that of the polyimide-LIG-based counterparts. COSLL seamlessly integrates with the micro-nano thin-film process, allowing the capacitance of resulting LIG/Au MSCs to be further increased to about 8 mF cm-2. Leveraging an eco-friendly biomass carbon source and featuring a convenient process flowchart, COSLL emerges as an appealing method for fabricating flexible LIG on-chip MSCs.

Original languageEnglish
Title of host publication2024 IEEE 19th International Conference on Nano/Micro Engineered and Molecular Systems, NEMS 2024
PublisherIEEE
Number of pages4
ISBN (Electronic)9798350359831
DOIs
Publication statusPublished - 2024
Event19th IEEE International Conference on Nano/Micro Engineered and Molecular Systems, NEMS 2024 - Kyoto, Japan
Duration: 2 May 20245 May 2024

Publication series

Name2024 IEEE 19th International Conference on Nano/Micro Engineered and Molecular Systems, NEMS 2024

Conference

Conference19th IEEE International Conference on Nano/Micro Engineered and Molecular Systems, NEMS 2024
Country/TerritoryJapan
CityKyoto
Period2/05/245/05/24

Bibliographical note

Green Open Access added to TU Delft Institutional Repository ‘You share, we take care!’ – Taverne project https://www.openaccess.nl/en/you-share-we-take-care
Otherwise as indicated in the copyright section: the publisher is the copyright holder of this work and the author uses the Dutch legislation to make this work public.

Keywords

  • chitosan oligosaccharide
  • laser lithograph
  • laser-induced graphene
  • microsupercapacitor

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