Patent
Graphene electrolytic capacitor
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TLDR
In this paper, an improved electrolytic capacitor with a graphene-based energy storage layer and dielectric layer was described, and a method of making the improved capacitance was described.Abstract:
The disclosure describes an improved electrolytic capacitor, more specifically, an electrolytic capacitor with a graphene-based energy storage layer and dielectric, and a method of making the improved electrolytic capacitor. The electrode with layered graphene energy storage and dielectric layers may be used in a variety of electrolytic capacitor configurations.read more
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References
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Journal ArticleDOI
Roll-to-roll production of 30-inch graphene films for transparent electrodes
Sukang Bae,Hyeongkeun Kim,Youngbin Lee,Xiangfan Xu,Jaesung Park,Yi Zheng,Jayakumar Balakrishnan,Tian Lei,Hye Ri Kim,Young Il Song,Young Jin Kim,Kwang S. Kim,Barbaros Özyilmaz,Jong Hyun Ahn,Byung Hee Hong,Sumio Iijima,Sumio Iijima +16 more
TL;DR: The roll-to-roll production and wet-chemical doping of predominantly monolayer 30-inch graphene films grown by chemical vapour deposition onto flexible copper substrates are reported, showing high quality and sheet resistances superior to commercial transparent electrodes such as indium tin oxides.
Journal ArticleDOI
Laser Scribing of High-Performance and Flexible Graphene-Based Electrochemical Capacitors
TL;DR: It is shown that graphite oxide sheets can be converted by infrared laser irradiation into porous graphene sheets that are flexible, robust, and highly conductive, and hold promise for high-power, flexible electronics.
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Graphitic nanofibers in electrochemical capacitors
TL;DR: Graphitic nanofibers, which include tubular fullerenes (commonly called 'buckytubes'), nanotubes and fibrils, which are fucntionalized by chemical substitution, are used as electrodes in electrochemical capacitors as discussed by the authors.
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Nano-scaled graphene plate nanocomposites for supercapacitor electrodes
TL;DR: In this paper, a meso-porous nanocomposite material comprising of nano-scaled graphene platelets and an electrically conducting binder or matrix material attached or bonded to the platelets is presented.
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Patterned thin film graphite devices and method for making same
TL;DR: In this article, a preselected crystal face of a crystal is annealed to create a thin-film graphitic layer disposed against selected face, which is then patterned so as to define at least one functional structure.