Acta Photonica Sinica, Volume. 53, Issue 3, 0314003(2024)
Controllable Manufacturing of 2D Sub-wavelength Periodic Array Structures by Dual Time-delayed Femtosecond Lasers
Fig. 1. Schematic of experiment setup for manufacturing sub-wavelength periodic surface structures using double time-delayed femtosecond lasers
Fig. 2. Characterization of 2D arrays of nanosquares, nanocircles (nanoellipses) and 1D nanostrips structures induced by double femtosecond lasers
Fig. 3. Characterization of 2D arrays of nanosquares and nanotriangles structures, as well as morphology transition between them
Fig. 4. Morphology transition from 2D array of nanotriangles to 1D nanogratings structure induced by double femtosecond lasers
Fig. 5. Large area of uniform 2D arrays of nanocircles and nanotriangles structures induced by double femtosecond lasers
Fig. 6. Proposed physical models for formation of 2D periodic array structures induced by double femtosecond lasers
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Bo ZHAO, Zhenfen HUANG, Jianjun YANG. Controllable Manufacturing of 2D Sub-wavelength Periodic Array Structures by Dual Time-delayed Femtosecond Lasers[J]. Acta Photonica Sinica, 2024, 53(3): 0314003
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Received: Oct. 24, 2023
Accepted: Dec. 1, 2023
Published Online: May. 16, 2024
The Author Email: YANG Jianjun (jjyang@ciomp.ac.cn)