Acta Optica Sinica, Volume. 40, Issue 10, 1014004(2020)

Dynamic Laser Parallel Fabrication Based on Multifocal Array

Zhiyong Shi1, Liqiang Zhou1, Lichun Zhang1, Zhigang Li1, Qiang Shi1,2, and Linwei Zhu1、*
Author Affiliations
  • 1School of Physics and Optoelectronics Engineering, Ludong University, Yantai, Shandong 264025, China
  • 2Beijing Magie Nano-Technology Co. Ltd., Beijing 102208, China
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    Figures & Tables(9)
    Diagram of vector light field focusing
    Flow chart of vector G-S algorithm
    Comparison of results obtained by vector G-S algorithm and scalar G-S algorithm. (a)-(h) After 10 iterations; (i)-(l) after 100 iterations
    Uniformity of multifocal array as a function of number of iterations
    Schematic of femtosecond laser fabrication system based on spatial light modulator
    Relationship of line width with laser power and scanning speed. (a) Line widths under different laser powers when scanning speed is 2 mm·s-1; (b) line widths under different scanning speeds when laser power is 0.5 mW; line width as functions of (c) laser power or (d) scanning speed
    Experiment of parallel laser fabrication under different multifocal arrays
    Parallel laser fabrication experiment under multifocal array with arbitrary arrangement structure
    Experiment of “T”-pattern dynamic parallel laser fabrication. Phase pattern at (a) position 1 and (b) position 2; (c) simulated plot after all focal spots superimposed; (d) micrograph
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    Zhiyong Shi, Liqiang Zhou, Lichun Zhang, Zhigang Li, Qiang Shi, Linwei Zhu. Dynamic Laser Parallel Fabrication Based on Multifocal Array[J]. Acta Optica Sinica, 2020, 40(10): 1014004

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    Paper Information

    Category: Lasers and Laser Optics

    Received: Dec. 19, 2019

    Accepted: Feb. 26, 2020

    Published Online: Apr. 28, 2020

    The Author Email: Zhu Linwei (lwzhu@siom.ac.cn)

    DOI:10.3788/AOS202040.1014004

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