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Table 2 Comparison of inversely computed absorptivity and absorbance by spectrometer

From: An integrated FEM-ANN model for laser bending process with inverse estimation of absorptivity

P (W)

V (mm/min)

D (mm)

Inversely calculated absorptivity

Absorbance by spectrometer

300

2000

3.87

0.72

0.727

300

1000

3.87

0.63

0.675

700

2000

9.68

0.64

0.687

700

5000

7.74

0.76

0.770

700

3000

3.87

0.67

0.690

500

3000

5.81

0.67

0.662

300

3000

3.87

0.83

0.805

  1. P = Laser power, V = Scanning velocity, D = Beam diameter