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Conference Paper
Frontiers in Optics
Rochester, New York United States
October 12, 2004
ISBN: 1-55752-779-2
Joint FiO/LS Poster Session (JWA)

Blackening of metal surfaces by femto-second laser ablation

Neha Singh, Dennis R. Alexander, and John Schiffern


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Metal surfaces like aluminum and gold turn black in color upon high fluence femto-second laser ablation. The blackening of surface is due to surface roughness and formation of unique micro- and nano- sized surface structures. The surface has a very low reflectance in the UV-VIS and IR spectrum. Full-text article is not available.

© 2004 Optical Society of America

OCIS Codes
(140.0140) Lasers and laser optics : Lasers and laser optics
(140.3390) Lasers and laser optics : Laser materials processing
(160.0160) Materials : Materials
(160.4760) Materials : Optical properties

N. Singh, D. R. Alexander, and J. Schiffern, "Blackening of metal surfaces by femto-second laser ablation," in Frontiers in Optics 2004/Laser Science XXII/Diffractive Optics and Micro-Optics/Optical Fabrication and Testing, OSA Technical Digest Series (Optical Society of America, 2004), paper JWA20.

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