Table 3 Summary of the settings of Yb:YAG laser system (INFINITO 50 W by El.En. SpA) used for tests on paint type MB
From: Testing of a new Yb:YAG fiber laser system for the removal of graphic vandalism from marble
Operative mode | Laser setting parameters | Visible image of the surface after laser treatment | ||||
|---|---|---|---|---|---|---|
PN [W] | P [kW] | Repetition frequency [kHz] | Energy per pulse [mJ] | Fluence per pulse [J/cm2] | ||
M | 10 | 5 | 20 | 0.5 | 5.26 |
|
N | 25 | 5 | 50 | 0.5 | 5.26 |
|
O | 25 | 3.1 | 80 | 0.3 | 3.29 |
|
P | 40 | 5 | 80 | 0.5 | 5.26 |
|
Q | 50 | 6.3 | 80 | 0.6 | 6.58 |
|
