Ultrafast Self-Assembling of Quasi-Hexagonal Periodic Surface Structures on a Sapphire Crystal

Iaroslav Gnilitskyi; Iaroslav Gnilitskyi; Vitaly Gruzdev

doi:10.1364/CLEO_AT.2021.ATh1R.6

Conference on Lasers and Electro-Optics
OSA Technical Digest (Optica Publishing Group, 2021),
paper ATh1R.6
•https://doi.org/10.1364/CLEO_AT.2021.ATh1R.6

Ultrafast Self-Assembling of Quasi-Hexagonal Periodic Surface Structures on a Sapphire Crystal

Iaroslav Gnilitskyi and Vitaly Gruzdev

CLEO: Applications and Technology 2021

San Jose, California United States
9–14 May 2021
ISBN: 978-1-943580-91-0

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Micro, Nano Fabrication and 3D Printing (ATh1R)

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I. Gnilitskyi and V. Gruzdev, "Ultrafast Self-Assembling of Quasi-Hexagonal Periodic Surface Structures on a Sapphire Crystal," in Conference on Lasers and Electro-Optics, J. Kang, S. Tomasulo, I. Ilev, D. Müller, N. Litchinitser, S. Polyakov, V. Podolskiy, J. Nunn, C. Dorrer, T. Fortier, Q. Gan, and C. Saraceno, eds., OSA Technical Digest (Optica Publishing Group, 2021), paper ATh1R.6.

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Abstract

We report generation of quasi-hexagonal microstructures of variable shape on a surface of crystalline sapphire wafer by scanning multiple 266-femtosecond laser pulses at wavelength 1030 nm. Mechanisms and potential applications of the microstructures are discussed.

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