Fig. 1. Outline of the review about liquid-assisted laser fabrication

Fig. 2. (a) Schematic diagram of liquid phase laser processing; (b) Generation, expansion, collapse, and persistent bubble generation based on cavitation bubbles generated by liquid phase laser ablation ^[11]; (c) Preparation of tail concentric circle macrostructure based on underwater sustained bubble-assisted femtosecond laser ablation technology^[18]; (d) Preparation of porous crack structure based on femtosecond laser impact shot peening liquid ablation technology with different angles and morphology display^[19]

Fig. 3. (a) Schematic diagram of laser induced back wet etching optical path system based on femtosecond laser^[24] ; (b) Comparison of the morphologies of the holes prepared by laser-induced wet back etching under different environments^[25]; (c) Shadow diagram of the hydrodynamics of cavitation bubbles produced by laser-induced wet back etching^[26]

Fig. 4. (a) Flow chart of selective etching using the reaction rates of the auxiliary liquid and the material body and modified area^[34]; (b) Flow chart for selective etching using an auxiliary liquid reacting only with the modified region^[35]

Fig. 5. (a) Three different micro-nano structures are generated on the silicon surface^[55]; (b) Microchannel structures are prepared by internal waves in photosensitive glass^[88]; (c) Triangular pits prepared by anisotropic etching on the sapphire surface^[89]

Fig. 6. (a) A single microlens with arbitrary morphology was prepared on the sapphire surface^[90]; (b) Preparation of low-light level vortex generators with different morphologies on the diamond surface^[91]; (c) The bionic moth-eye anti-reflection structure was prepared uniformly on the surface of the coated sapphire^[92]; (d) Highly homogenous artificial compound eye structures prepared on the surface of sulfide^[35]

Fig. 7. (a) Three-layer multi-branch microfluidic system^[94]; (b) Auxiliary microchannel system with rotating impeller^[94]; (c) A nested system structure of microcavities and microspheres that can control the direction of liquid flow^[95]

Fig. 8. (a) Through hole array prepared by laser-induced micro-jet assisted ablation^[19]; (b) Non-taper pores with different morphologies^[98]; (c) Microchannel array prepared by laser-induced microjet assisted ablation^[19]