Dr. Litao Qi Profile

Dr. Litao Qi

at Heilongjiang Univ of Science and Technology

SPIE Involvement:

Author

Publications (8)

Proceedings Article | 10 October 2020 Presentation + Paper

Investigation on single-pulse 266 nm nanosecond laser and 780 nm femtosecond laser ablation of sapphire

Z. Tian, X. Li, L. Qi

Proceedings Volume 11546, 115460K (2020) https://doi.org/10.1117/12.2574962

KEYWORDS: Laser ablation, Sapphire, Femtosecond phenomena, Solid state lasers, Sapphire lasers, Plasma, Pulsed laser operation, Scanning electron microscopy, Electron microscopes, Optical microscopes

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Proceedings Article | 10 October 2020 Presentation + Paper

Experimental investigation on fiber laser cutting carbon fiber reinforced plastics

Y. Zhang, L. Qi

Proceedings Volume 11546, 1154604 (2020) https://doi.org/10.1117/12.2574923

KEYWORDS: Laser cutting, Fiber lasers, Carbon, Optical simulations, Finite element methods, Laser processing, Laser energy

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Proceedings Article | 10 October 2020 Poster + Paper

Single and multi-pulse 266nm nanosecond solid-state laser ablation of SiC

X. Li, Z. Tian, L. Qi

Proceedings Volume 11546, 115460Q (2020) https://doi.org/10.1117/12.2575058

KEYWORDS: Laser ablation, Solid state lasers, Silicon carbide, Laser energy, Pulsed laser operation, Micromachining, Semiconductor materials, Atomic force microscope, Optical microscopy, Plasma

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Proceedings Article | 19 November 2019 Paper

Investigation on UV solid-state nanosecond laser micromachining of microstructures on sapphire wafer

L. Qi, Y. Liu

Proceedings Volume 11183, 1118305 (2019) https://doi.org/10.1117/12.2537530

KEYWORDS: Ultraviolet radiation, Solid state lasers, Laser ablation, Solid state electronics, Micromachining, Sapphire, Semiconducting wafers, Laser energy, Sapphire lasers, Finite element methods

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Proceedings Article | 19 November 2019 Paper

Numerical simulation of fiber laser cutting CFRP with different resin matrix contents

L. Qi, A. Fan

Proceedings Volume 11183, 111830D (2019) https://doi.org/10.1117/12.2537661

KEYWORDS: Fiber lasers, Laser cutting, Carbon, Optical simulations, Wind energy, Laser energy, Aerospace engineering, Laser processing, Finite element methods

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Proceedings Article | 3 February 2015 Paper

Regular sub-wavelength surface structures induced by femtosecond laser pulses on nickel

Litao Qi

Proceedings Volume 9255, 92553X (2015) https://doi.org/10.1117/12.2063875

KEYWORDS: Nickel, Femtosecond phenomena, Surface finishing, Scanning electron microscopy, Metals, Atomic force microscopy, Reflectivity, Optical properties, Laser systems engineering, Objectives

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Proceedings Article | 18 December 2014 Paper

Sub-wavelength surface structuring on stainless steel by femtosecond laser pulses

Litao Qi, Jinping Hu, Haipeng Lin, Hualu Xing

Proceedings Volume 9295, 92950I (2014) https://doi.org/10.1117/12.2072589

KEYWORDS: Femtosecond phenomena, Scanning electron microscopy, Atomic force microscopy, Metals, Laser scattering, Polarization, Objectives, Pulsed laser operation, Ultrafast phenomena, Sapphire lasers

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Proceedings Article | 18 November 2014 Paper

Mid-ultraviolet pulsed laser micromachining of SiC

Litao Qi, Mingxing Li, Haipeng Lin, Jinping Hu, Qingju Tang, Chunsheng Liu

Proceedings Volume 9266, 92660V (2014) https://doi.org/10.1117/12.2073590

KEYWORDS: Laser ablation, Silicon carbide, Micromachining, Pulsed laser operation, Solid state lasers, Ultraviolet radiation, Laser damage threshold, Scanning electron microscopy, Laser applications, Microelectromechanical systems

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Showing 5 of 8 publications

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