Study on the ablation of layered semiconductor material by femtosecond laser

Kai Wang, Man Lou Ye, Bao Shan Guo, Jing Ya Sun*

*此作品的通讯作者

科研成果: 书/报告/会议事项章节会议稿件同行评审

摘要

Graphene has emerged excellent electronic, optical and mechanical properties as a layered semiconductor, and opening its bandgap through modulation further expands its practical applications. Direct laser writing has been widely used in material modulation, owing to its high precision, convenient local processing capacity. As an important factor, laser parameters play a crucial role in the ablation of materials. In this paper, the influence of laser parameters on the ablation was investigated by adjusting the energy and numbers of laser pulse. The saturation of ablation was found in the case of 500 pulses, and the ablation threshold of graphene paper was calculated to be 0.2 J/cm2. The results above have a positive effect on the modulation and the further devices fabrication of graphene paper.

源语言英语
主期刊名International Conference on Laser, Optics and Optoelectronic Technology, LOPET 2021
编辑Changsi Peng, Fengjie Cen
出版商SPIE
ISBN(电子版)9781510646162
DOI
出版状态已出版 - 2021
活动2021 International Conference on Laser, Optics and Optoelectronic Technology, LOPET 2021 - Xi'an, 中国
期限: 28 5月 202130 5月 2021

出版系列

姓名Proceedings of SPIE - The International Society for Optical Engineering
11885
ISSN(印刷版)0277-786X
ISSN(电子版)1996-756X

会议

会议2021 International Conference on Laser, Optics and Optoelectronic Technology, LOPET 2021
国家/地区中国
Xi'an
时期28/05/2130/05/21

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