Pulse duration dependence of metal ablation using femtosecond titanium sapphire laser

Kentaro Furusawa, Kousuke Takahashi, Sung Hak Cho, Hiroshi Kumagai, Katsumi Midorikawa, Minoru Obara

Research output: Contribution to journalConference articlepeer-review

2 Citations (Scopus)

Abstract

Ultrashort pulse laser ablation has been investigated for noble metal targets: gold, silver and copper by use of commercially available titanium sapphire laser and chirped pulse amplifier. The pulse duration dependence of the ultrashort laser ablation characteristics in sub-picosecond regime has been shown for micro-machining application purpose. The application of two different ablation regimes is proposed. In order to know the obvious laser requirements, experimental results as well as theoretical description are discussed.

Original languageEnglish
Pages (from-to)509-516
Number of pages8
JournalProceedings of SPIE - The International Society for Optical Engineering
Volume3885
Publication statusPublished - 2000 Jan 1
EventHigh-Power Laser Ablation II - Osaka, Jpn
Duration: 1999 Nov 11999 Nov 5

ASJC Scopus subject areas

  • Electronic, Optical and Magnetic Materials
  • Condensed Matter Physics
  • Computer Science Applications
  • Applied Mathematics
  • Electrical and Electronic Engineering

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