Table 2

Domain size and process parameters used for the numerical simulations.

Parameter Value
Width (size in X) of the domain (W in Fig. 1) 100 mm
Height (size in Z) of the domain (H in Fig. 1) 30 mm
Thickness of the domain (Δz in Fig. 1) 5 mm
Length of the tracks (LT in Fig. 1) 100 mm
Separation distance between tracks (dT in Fig. 1) 3.5 mm
Laser power (P) 500 W
Laser radius (R) 2.5 mm (except in Sec. 4.2)
Laser speed (v) 13 mm/s (except in Sec. 4.3)
Laser intensity distribution Gaussian (except in Sec. 4.1)
Transition time between tracks 2 s
Total simulated time 34 s
Time step (Δt) 0.0769 s
Initial position of the laser [44.75,30.–6]

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