Dr. Savas K. Georgiou Profile

Dr. Savas K. Georgiou

Research Associate at FORTH

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Publications (14)

Proceedings Article | 15 February 2011 Paper

Femtosecond filamentation induced micro- and nano-restructuring in the bulk of dielectrics and polymers

S. Tzortzakis, D. Abdollahpour, D. Papazoglou, S. Georgiou

Proceedings Volume 7925, 79250O (2011) https://doi.org/10.1117/12.878760

KEYWORDS: Plasma, Silica, Femtosecond phenomena, Electrons, Polymers, Holography, Holograms, Polymethylmethacrylate, Neodymium, Glasses

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Proceedings Article | 11 July 2009 Paper

In-depth assessment of modifications induced during the laser cleaning of modern paintings

Alexandros Selimis, Panagiota Vounisiou, George Tserevelakis, Kristalia Melessanaki, Paraskevi Pouli, George Filippidis, Costas Beltsios, Savas Georgiou, Costas Fotakis

Proceedings Volume 7391, 73910U (2009) https://doi.org/10.1117/12.827658

KEYWORDS: Luminescence, Polymers, Laser induced fluorescence, Polymethylmethacrylate, Pulsed laser operation, Laser irradiation, Laser therapeutics, Polymer thin films, Microscopy, Laser ablation

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Proceedings Article | 24 April 2003 Paper

Optomechanical cycles of photochromic-polymer microsystems induced by laser irradiation

Athanassia Athanassiou, Maria Kalyva, Kleanthi Lakiotaki, Savas Georgiou, Costas Fotakis

Proceedings Volume 5116, (2003) https://doi.org/10.1117/12.501327

KEYWORDS: Molecules, Polymers, Ultraviolet radiation, Luminescence, Molecular lasers, Laser irradiation, Visible radiation, Microsystems, Absorption, Laser beam diagnostics

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Proceedings Article | 13 September 2002 Paper

Chemical and structural modifications in the UV ablation of polymers

Savas Georgiou, John Bounos, Athanassia Athanassiou, Dmitrios Anglos, Vivi Tornari, Costas Fotakis

Proceedings Volume 4760, (2002) https://doi.org/10.1117/12.482095

KEYWORDS: Laser ablation, Ultraviolet radiation, Polymers, Pulsed laser operation, Photochemistry, Luminescence, Polymethylmethacrylate, Laser induced fluorescence, Laser processing, Photolysis

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Proceedings Article | 25 February 2002 Paper

Modeling of chemical and mechanical aspects in laser restoration of artworks

Costas Fotakis, Athanassia Athanassiou, Efi Andreou, Vivi Tornari, Antonia Bonarou, Laura Antonucci, Dmitrios Anglos, Savas Georgiou, Vassilis Zafiropulos

Proceedings Volume 4426, (2002) https://doi.org/10.1117/12.456809

KEYWORDS: Laser ablation, Polymers, Polymethylmethacrylate, Ultraviolet radiation, Luminescence, Laser damage threshold, Polymer thin films, Picosecond phenomena, Holography, Laser processing

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Proceedings Article | 22 October 2001 Paper

Laser technology of artworks and antiquities: fundamental aspects

Costas Fotakis, Savas Georgiou, Vassilis Zafiropulos, Vivi Tornari

Proceedings Volume 4402, (2001) https://doi.org/10.1117/12.445654

KEYWORDS: Laser ablation, Polymers, Ultraviolet radiation, Polymethylmethacrylate, Luminescence, Holography, Laser applications, Picosecond phenomena, Laser damage threshold, Laser processing

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Proceedings Article | 29 June 2001 Paper

Fundamental aspects of photochemical effects in UV laser ablation

Athanasia Athannassiou, D. Fragouli, Efi Andreou, Dmitrios Anglos, Savas Georgiou, Costas Fotakis

Proceedings Volume 4430, (2001) https://doi.org/10.1117/12.432834

KEYWORDS: Polymers, Laser ablation, Photolysis, Luminescence, Ultraviolet radiation, Polymethylmethacrylate, Laser damage threshold, Absorption, Laser induced fluorescence, Chromophores

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Proceedings Article | 25 January 2001 Paper

Fundamental aspects in the laser restoration of painted artworks

Dmitrios Anglos, Athanasia Athannassiou, L. Antonucci, Efi Andreou, Antonia Bonarou, Savas Georgiou, Vivi Tornari, Vassilis Zafiropulos, Costas Fotakis

Proceedings Volume 4184, (2001) https://doi.org/10.1117/12.413996

KEYWORDS: Ultraviolet radiation, Polymers, Laser ablation, Excimer lasers, Chromophores, Polymethylmethacrylate, Absorption, Laser processing, Molecular lasers, Systems modeling

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Proceedings Article | 22 May 2000 Paper

Mechanical deformations in polymers by UV laser ablation

Laura Antonucci, Vivi Tornari, Antonia Bonarou, Savas Georgiou, Costas Fotakis, Lorenzo Scalise, Enrico Esposito

Proceedings Volume 4072, (2000) https://doi.org/10.1117/12.386768

KEYWORDS: Polymers, Laser ablation, Ultraviolet radiation, Polymethylmethacrylate, Holographic interferometry, Doppler effect, Vibrometry, Laser Doppler velocimetry, Laser processing, Holography

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Proceedings Article | 14 July 1998 Paper

Lasers in the conservation of painted artworks

Costas Fotakis, Vassilis Zafiropulos, Vivi Tornari, Dmitrios Anglos, Constantin Balas, Savas Georgiou, I. Zergioti

Proceedings Volume 3423, (1998) https://doi.org/10.1117/12.316602

KEYWORDS: Laser applications, Laser ablation, Excimer lasers, Laser irradiation, Holographic interferometry, Pulsed laser operation, Ultraviolet radiation, Diagnostics, Systems modeling, Spectroscopy

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Proceedings Article | 29 December 1997 Paper

Modular diffuse reflection and fluorescence emission imaging colorimeter for the in-vivo study of parameters related to the phototoxic effect in PDT

Constantin Balas, Maria Stefanidou, Tarsi Giannouli, Savas Georgiou, Emmanuel Helidonis, Andronicki Tosca

Proceedings Volume 3191, (1997) https://doi.org/10.1117/12.297830

KEYWORDS: In vivo imaging, Luminescence, Photodynamic therapy, Tumors, Cell death, Tissues, Hemodynamics

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Proceedings Article | 29 December 1997 Paper

Collagen-gel-induced resistance of overlying keratinocyte cultures to photosensitization

John Katsantonis, Savas Georgiou, Mary Providaki, John Vlahonikolis, Andronicki Tosca

Proceedings Volume 3191, (1997) https://doi.org/10.1117/12.297792

KEYWORDS: Resistance, Collagen

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Proceedings Article | 29 December 1997 Paper

Prediction of ALA-PDT efficacy through remote color inspection and post-therapy sequential histologic observations of skin malignancies

Andronicki Tosca, Constantin Balas, Maria Stefanidou, John Katsantonis, Savas Georgiou, Maria Tzardi, Emmanuel Helidonis

Proceedings Volume 3191, (1997) https://doi.org/10.1117/12.297807

KEYWORDS: Skin, Inspection, Luminescence, Multispectral imaging, Imaging systems, Photodynamic therapy

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Proceedings Article | 4 May 1993 Paper

Excimer laser photodissociation of titanium tetrachloride in the gas phase and from cryogenic films

Savas Georgiou, Z. Xenidi, M. Kantartzoglou, E. Mastoraki

Proceedings Volume 1810, (1993) https://doi.org/10.1117/12.144596

KEYWORDS: Titanium, Excimer lasers, Cryogenics, Molecules, Molecular lasers, Quartz, Excimers, Spectroscopy, Signal detection, Ions

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Showing 5 of 14 publications

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