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开发使用L-亚斯科布酸用于石墨烯微型超级电容器的光写过程.

Seorin Park1, Da Young Lee1, Sunghun Cho1

  • 1School of Chemical Engineering, Yeungnam University, Gyeongsan 38541, Republic of Korea.

Micromachines
|July 27, 2024
PubMed
概括

研究人员开发了一种新方法,用于创建微型储能器件的石墨烯微型图案. 这种方法提高了性能,并减少了微型超级电容器的制造时间.

科学领域:

  • 材料科学 材料科学 材料科学
  • 纳米技术 纳米技术
  • 储能 储能 储能 储能 储能 储能

背景情况:

  • 智能技术推动了对紧型能源存储的需求.
  • 微型储能对于微型电子产品至关重要.
  • 基于石墨烯的微型超级电容器 (MSC) 提供高性能.

研究的目的:

  • 开发一种简单实用的方法来制造数字间的石墨烯微型图案.
  • 提高微型图案的电气和电化学性能.
  • 为智能设备提供高性能MSC.

主要方法:

  • 采用了激光诱导写 (LSC) 工艺.
  • 含有l-亚酸 (L-AA) 和预热处理.
  • 与传统方法相比,实现了更高程度的氧化石墨烯 (GO) 减少.

主要成果:

  • 制造了数字间的石墨烯微型图案,提高了性能.
  • 实现了14.1 F/cm3.3的电容.
  • 证明了高能量密度 (1.78 mWh/cm3),功率密度 (69.9 mW/cm3),卓越的循环稳定性 (88.2%在10000个循环后) 和速率能力 (81.1%在1.00 A/cm3).
关键词:
石墨烯是一种石墨烯.l-阿斯科布酸是一种酸.通过光写字来写.微型图案设计的方法这是一个微型超级电容器.

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结论:

  • 使用L-AA和预热的LSC工艺是生产高性能石墨烯微型图案的有效方法.
  • 这种制造技术显著缩短了加工时间.
  • 开发的MSC适用于小型电子设备.