Fabrication of microfluidic channels with a circular cross section using spatiotemporally focused femtosecond laser pulses

  • Fei He*
  • , Han Xu
  • , Ya Cheng
  • , Jielei Ni
  • , Hui Xiong
  • , Zhizhan Xu
  • , Koji Sugioka
  • , Katsumi Midorikawa
  • *Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

193 Scopus citations

Abstract

We report on the fabrication of hollow microfluidic channels with a circular cross-sectional shape embedded in fused silica by spatiotemporally focusing the femtosecond laser beam. We demonstrate both theoretically and experimentally that the spatiotemporal focusing of femtosecond laser beam allows for the creation of a three-dimensionally symmetric spherical intensity distribution at the focal spot.

Original languageEnglish
Pages (from-to)1106-1108
Number of pages3
JournalOptics Letters
Volume35
Issue number7
DOIs
StatePublished - 1 Apr 2010
Externally publishedYes

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