Effect of Multipath Laser Shock Processing on Microhardness, Surface Roughness, and Wear Resistance of 2024-T3 Al Alloy

Table 1

Laser shock processing parameters.

Laser energy (Joul)	0.5	0.6	0.7	0.8	0.9	1
Fluence (J/cm^2)	63.69	76.43	89.17	101.9	114.6	127.3
Power density (GW/cm^2)	6.36	7.64	8.91	10.19	11.46	12.73