Dr. Margarida C. Pires Profile

Dr. Margarida C. Pires

at Univ de Lisboa

SPIE Involvement:

Author

Publications (4)

Proceedings Article | 22 April 2009 Paper

Laser cleaning of calcareous stones: influence of laser irradiation in colour changes of different layers

Sandra Amaral, Margarida Pires, M. Carvalho, F. Costa

Proceedings Volume 7131, 713127 (2009) https://doi.org/10.1117/12.818140

KEYWORDS: Laser irradiation, Contamination, Colorimetry, Chemical analysis, Photomicroscopy, Laser damage threshold, Statistical analysis, Laser optics, Optical microscopy, Optical microscopes

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Proceedings Article | 26 April 2007 Paper

Laser selectivity on cleaning museologic iron artefacts

Gilberto Pereira, Margarida Pires, Benilde Costa, Fernanda Costa

Proceedings Volume 6346, 63461G (2007) https://doi.org/10.1117/12.738153

KEYWORDS: Iron, Corrosion, Nd:YAG lasers, Pulsed laser operation, Gas lasers, Carbon dioxide lasers, Spectroscopy, Q switched lasers, Chemical analysis, Carbon monoxide

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Proceedings Article | 26 April 2007 Paper

Laser cleaning of silver surfaces

Margarida Pires, Joao Faustino, Teresa Ferraz, Ken Watkins

Proceedings Volume 6346, 63461F (2007) https://doi.org/10.1117/12.738148

KEYWORDS: Silver, Contamination, Metals, Gas lasers, Ultraviolet radiation, Carbon monoxide, Scanning electron microscopy, Laser irradiation, Pulsed laser operation, Surface finishing

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Proceedings Article | 12 October 2005 Paper

Laser glass marking: influence of pulse characteristics

Ana Rolo, João Coelho, Margarida Pires

Proceedings Volume 5958, 59583D (2005) https://doi.org/10.1117/12.628989

KEYWORDS: Glasses, Laser marking, Gas lasers, Carbon monoxide, Pulsed laser operation, Laser irradiation, Laser glasses, Laser processing, Crystals, Soda-lime glass

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Proceedings Volume Editor (1)

SPIE Conference Volume | 17 April 2009

XVII International Symposium on Gas Flow, Chemical Lasers, and High-Power Lasers

Conference Committee Involvement (1)

XVII International Symposium on Gas Flow, Chemical Lasers, and High-Power Lasers

15 September 2008 | Lisboa, Portugal

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