Zeqi Yang, Jun Duan, Hang Chen, Peng Liu, Qiaodan Chen, Xinke Xu. Chemically Strengthened Glass Fabricated by Picosecond Bessel Beam Cutting[J]. Chinese Journal of Lasers, 2019, 46(11): 1102010
- Chinese Journal of Lasers
- Vol. 46, Issue 11, 1102010 (2019)
Fig. 1. Experimental setup for generating Bessel beam and profile of Bessel beam. (a) Experimental setup; (b) longitudinal intensity distribution of Bessel beam; (c) lateral intensity distribution of Bessel beam
Fig. 2. Variation in roughness of cutting surface with pulse energy and pulse modification spacing
Fig. 3. Chemically strengthened glass after self-breaking. (a) Cutting plane; (b) edge of the surface
Fig. 4. SEM images of glass cutting plane. (a) Full view of cutting plane; (b) top edge; (c) central part; (d) bottom edge
Fig. 5. Roughness of the cutting plane of chemically strengthened glass
Fig. 6. Range of appropriate parameters obtained by experiment
Fig. 7. Chemically strengthened glass obtained by curved cutting
Fig. 8. Cutting principle of chemically strengthened glass. (a) Stress distribution of chemically strengthened glass; (b) modified plane of glass generated by Bessel beam
Fig. 9. Surface stress of chemically strengthened glass after laser scanning
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Table 1. Experimental parameters
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