OPTICS & PHOTONICS International Congress 2024
Apr 22 - Apr 26, 2024PACIFICO Yokohama, Japan
OPTICS & PHOTONICS International Congress 2024
Apr 22 - Apr 26, 2024PACIFICO Yokohama, Japan
[ALPS8-03]Topological texturing and structuring of tungsten using optical vortex femtosecond laser ablation.
*Haruki Kawaguchi1,2, Ryo Yasuhara1,2, Haotian Yang2, Reina Miyagawa3, Koji Sugioka4, Chika Hori1, Masato Ota1,2, Hiyori Uehara1,2(1. National Institute for Fusion Science, National Institutes of Natural Sciences, 2. The Graduate University for Advanced Studies, SOKENDAI, 3. Department of Physical Science and Engineering, Nagoya Institute of Technology, 4. RIKEN, Center for Advanced Photonics)
We have demonstrated the formation of laser-induced periodic surface structures (LIPSS) on tungsten using a vector vortex laser. The vector vortex laser processing provided attractive 2-dimensional chiral texturing and 3-dimensional topological structuring on tungsten.