Ultrafast Dynamics of Femtosecond Laser Ablation on Diamond-like Carbon/Titanium Nitride Bilayer Film

Yipeng Hong, Jingya Sun*

*Corresponding author for this work

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

Common coating materials exhibit different characteristics, and in practical manufacturing, diamond-like carbon/titanium nitride bilayer film is a common coating method that combines hardness and surface smoothness. Femtosecond laser is a suitable processing method for hard-brittle materials and can be used for the processing of diamond-like carbon/titanium nitride bilayer film. In this work, an observation system based on pump-probe technique was used to observe the surface reflectivity changes of diamond-like carbon/titanium nitride bilayer film under multiple irradiations with femtosecond laser, and the ultrafast dynamics of the bilayer film under multiple irradiations with femtosecond laser was summarized.

Original languageEnglish
Title of host publicationNinth International Conference on Mechanical Engineering, Materials, and Automation Technology, MMEAT 2023
EditorsHuajun Dong, Hailiang Yu
PublisherSPIE
ISBN (Electronic)9781510668584
DOIs
Publication statusPublished - 2023
Event9th International Conference on Mechanical Engineering, Materials, and Automation Technology, MMEAT 2023 - Dalian, China
Duration: 9 Jun 202311 Jun 2023

Publication series

NameProceedings of SPIE - The International Society for Optical Engineering
Volume12801
ISSN (Print)0277-786X
ISSN (Electronic)1996-756X

Conference

Conference9th International Conference on Mechanical Engineering, Materials, and Automation Technology, MMEAT 2023
Country/TerritoryChina
CityDalian
Period9/06/2311/06/23

Keywords

  • bilayer films
  • diamond-like carbon
  • femtosecond laser
  • titanium nitride
  • ultrafast dynamics

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