Yuqing Liu, Hongbo Sun. Progress and application of nonlinear laser manufacturing (Invited)[J]. Infrared and Laser Engineering, 2022, 51(1): 20220005
- Infrared and Laser Engineering
- Vol. 51, Issue 1, 20220005 (2022)
![SEM images of holes drilled in a 100 μm thick steel foil with laser pulses of (a) 200 fs and (b) 3.3 ns, respectively[10]](/richHtml/irla/2022/51/1/20220005/img_1.jpg)
Fig. 1. SEM images of holes drilled in a 100 μm thick steel foil with laser pulses of (a) 200 fs and (b) 3.3 ns, respectively[10]
![(a) Single photon absorption and (b) multiphoton absorption based on electron excitation processes in bandgap materials[13]](/richHtml/irla/2022/51/1/20220005/img_2.jpg)
Fig. 2. (a) Single photon absorption and (b) multiphoton absorption based on electron excitation processes in bandgap materials[13]
![Schematic of femtosecond laser direct writing system[22]](/Images/icon/loading.gif){kind=icon}
Fig. 3. Schematic of femtosecond laser direct writing system[22]
Fig. 4. (a) Schematic illustration of dual-3D femtosecond laser direct writing processing; (b) Design and fabrication of a microflower by dual-3D femtosecond laser processing[5]
Fig. 5. (a) Schematic diagram of an SLM-based fabrication system; (b) Microcage structure prepared using the fabrication system in (a)[40]
Fig. 6. (a) Varifocal compound eye[6]; (b) Schematic diagram of fabrication of sapphire concave compound eye template and K9 glass compound eye[7]
Fig. 7. PMMA 3D microchannels prepared by femtosecond laser[71]
Fig. 8. (a) LIPSS structure prepared by femtosecond laser on Cu foil; (b) Structured graphene film grown on the laser-structured Cu foil[8]
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