Laser-Assisted Removal of Graffiti from Granite: Advantages of the Simultaneous Use of Two Wavelengths

Currently, removal of graffiti from stone monuments is a particularly challenging task. Lasers, being highly controllable and precise tools with minimal chemical waste, offer a key solution in this respect and a significant amount of research has been dedicated to this subject. Studies related to th...

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Veröffentlicht in:	Coatings (Basel) 2018-04, Vol.8 (4), p.124
Hauptverfasser:	Pozo-Antonio, José, Papanikolaou, Athanasia, Melessanaki, Kristalia, Rivas, Teresa, Pouli, Paraskevi
Format:	Artikel
Sprache:	eng
Schlagworte:	Cleaning Color Composition Crusts Damage detection Flux density Fourier transforms Graffiti Granite Lasers Limestone Marble Microscopy Neodymium lasers Radiation damage Scanning electron microscopy Semiconductor lasers Spectrum analysis Stereomicroscopy Substrates Thresholds Wavelengths YAG lasers
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