Dr. Stavros G. Demos Profile

Dr. Stavros G. Demos

Distinguished Scientist at Univ of Rochester

SPIE Involvement:

Conference Program Committee | Author | Editor

Publications (134)

Proceedings Article | 18 December 2024 Presentation

Exploring enhancements of the multipulse, laser-induced damage resistance of methacrylate polymer coatings in the ultraviolet regime

Nathaniel Urban, Marek Stehlik, Alexei Kozlov, Marcela Mireles Ramirez, Jenny Zhao, Brittany Hoffman, Kenneth Marshall, Stavros Demos

Proceedings Volume PC13190, PC131900E (2024) https://doi.org/10.1117/12.3032777

KEYWORDS: Polymers, Ultraviolet radiation, Laser damage threshold, Resistance, Optical coatings, Laser induced damage, Silica, Polymer thin films, Laser glasses, Film thickness

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Proceedings Article | 18 December 2024 Poster

An investigation of adhesion strength between layers of electron-beam–deposited hafnia and silica

Douglas Broege, Brittany Hoffman, Chris Smith, Amy Rigatti, Stavros Demos, John Lambropoulos

Proceedings Volume PC13190, PC131900W (2024) https://doi.org/10.1117/12.3032706

KEYWORDS: Silica, Adhesion, Optical coatings, Optical properties, Interfaces, Adhesives, Testing and analysis, Surface roughness, Polarization control, Materials properties

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Proceedings Article | 18 December 2024 Presentation

Surface-figuring of potassium dihydrogen phosphate crystals for the development of random continuous polarization wave plates

Nathaniel Urban, John Marozas, Kyle Kafka, David Weiner, Amy Rigatti, Kenneth Marshall, Ray Huff, Brittany Hoffman, Alexander Maltsev, Dylan Rykert, Ji-Mi Jang, Stavros Demos

Proceedings Volume PC13190, PC131900H (2024) https://doi.org/10.1117/12.3032776

KEYWORDS: Polarization, Potassium, Phosphates, Crystals, Wave plates, Picosecond phenomena, Fabrication, Design, Ultraviolet radiation, UV optics

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Proceedings Article | 18 December 2024 Presentation

Spectroscopic study of modified sapphire following laser-induced damage

Raymond McBride, Brittany Hoffman, John Lambropoulos, Stavros Demos

Proceedings Volume PC13190, PC1319009 (2024) https://doi.org/10.1117/12.3032703

KEYWORDS: Sapphire, Spectroscopy, Laser induced damage, Raman spectroscopy, Sapphire lasers, Windows, Spatial resolution, Solids, Silica, Pulsed laser operation

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Proceedings Article | 18 December 2024 Presentation

Investigation of damage initiation and damage growth of dielectric mirrors under 351-nm, nanosecond laser pulses

Marek Stehlik, Alexei Kozlov, Kyle Kafka, Brittany Hoffman, Sara MacNally, Amy Rigatti, Stavros Demos

Proceedings Volume PC13190, PC1319003 (2024) https://doi.org/10.1117/12.3032761

KEYWORDS: Nanosecond lasers, Laser optics, Dielectrics, Dielectric mirrors, Coating, Ultraviolet radiation, UV optics, Optical limiting, Optical design, Optical components

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Proceedings Article | 18 December 2024 Presentation

Fused silica metasurface damage performance as a function of pulse duration

Kyle Kafka, Alexei Kozlov, Marek Stehlik, Stavros Demos

Proceedings Volume PC13190, PC131900F (2024) https://doi.org/10.1117/12.3033001

KEYWORDS: Silica, Picosecond phenomena, Antireflective coatings, Optical surfaces, Laser nanostructuring, Laser damage threshold, Laser applications, Femtosecond pulse shaping, Surface properties, Scanning electron microscopy

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SPIE Journal Paper | 4 October 2024 Open Access

Broadband 920-nm mirror thin film damage competition

Raluca Negres, Kyle R. Kafka, Chris Smith, Marek Stehlik, Sarah Olandt, Amy Rigatti, Stavros Demos

OE, Vol. 64, Issue 03, 031002, (October 2024) https://doi.org/10.1117/12.10.1117/1.OE.64.3.031002

KEYWORDS: Laser damage threshold, Thin film coatings, Optical coatings, Thin films, Laser induced damage, Deposition processes, Design, Optical engineering, Aluminum mirrors, Pulsed laser operation

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SPIE Journal Paper | 7 March 2024

Laser-damage performance of gallium-alloy liquid metal mirrors

Gregory Demos, Brittany Hoffman, John Lambropoulos, Marcela Mireles

OE, Vol. 63, Issue 03, 037102, (March 2024) https://doi.org/10.1117/12.10.1117/1.OE.63.3.037102

KEYWORDS: Metals, Liquids, Mirrors, Gallium, Alloys, Laser damage threshold, Oxides, Reflectivity, Mirror surfaces, Aluminum

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Proceedings Article | 24 November 2023 Poster

High laser damage threshold polymer coatings for planarization and index-matching of freeform polarization-smoothing optics

Nathaniel Urban, Jenny Zhao, Marek Stehlik, John Marozas, Kenneth Marshall, Alexander Song, Dylan Rykert, Stavros Demos

Proceedings Volume PC12726, PC1272618 (2023) https://doi.org/10.1117/12.2684424

KEYWORDS: Laser damage threshold, Index matching antireflective coatings, Freeform optics, Coating, Polarization, Hard coatings, Crystals, Wavefronts, Ultraviolet radiation, Potassium

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Proceedings Article | 24 November 2023 Poster

Laser damage to photo and rubbed liquid crystal alignment materials

Zoey Davidson, Jason Wallace, Yasaman Sargol Zaei Aval, Nathaniel Urban, Stavros Demos, Kenneth Marshall, Selim Elhadj

Proceedings Volume PC12726, PC127260W (2023) https://doi.org/10.1117/12.2685244

KEYWORDS: Liquid crystals, Polarization, Laser induced damage, Laser damage threshold, Polyimides, Laser processing, 3D printing, Printing, Laser crystals, Design and modelling

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Proceedings Article | 24 November 2023 Paper

Broadband, 920-nm mirror thin film damage competition

Raluca Negres, Kyle R. Kafka, Chris Smith, Marek Stehlik, Sarah Olandt, Stavros Demos, Amy Rigatti

Proceedings Volume 12726, 1272606 (2023) https://doi.org/10.1117/12.2685127

KEYWORDS: Coating, Mirrors, Thin films, Ultrafast phenomena, Resistance, Pulsed laser operation, Deposition processes, Reflection, Polarization, Multilayers

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Proceedings Article | 24 November 2023 Presentation + Paper

Optical damage considerations in the design of the matter in extreme condition upgrade (MEC-U) laser systems

Steven Yang, Michael Greenberg, Eric Cunningham, Mikael Martinez, Raluca Negres, Thomas Spinka, Stavros Demos, Amy Rigatti

Proceedings Volume 12726, 127260A (2023) https://doi.org/10.1117/12.2685218

KEYWORDS: Laser damage threshold, Pulsed laser operation, Coating, Laser systems engineering, Modulation, Mirrors, Design and modelling, Vacuum chambers, Laser energy

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Proceedings Article | 24 November 2023 Presentation

Monolayer organic thin films as particle-contamination–resistant coatings

Ruobin Jia, Brittany Hoffman, Alexei Kozlov, Stavros Demos, Alexander Shestopalov

Proceedings Volume PC12726, PC127260G (2023) https://doi.org/10.1117/12.2686053

KEYWORDS: Thin film coatings, Monolayers, Optical coatings, Thin films, Particles, Interfaces, Modulation, Contamination, Vacuum, Surface properties

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Proceedings Article | 24 November 2023 Presentation

Investigation of the impact of defects in etched fused silica on laser damage to improve the performance of pulse-compression gratings

Russell Dent, Hu Huang, Alexei Kozlov, Amy Rigatti, Alexander Shestopalov, Stavros Demos

Proceedings Volume PC12726, PC127260I (2023) https://doi.org/10.1117/12.2686229

KEYWORDS: Silica, Optical gratings, Design and modelling, Laser induced damage, Laser damage threshold, Pulsed laser operation, Fabrication, Etching, Tolerancing, Thin films

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Proceedings Article | 24 November 2023 Paper

Exploring self-healing liquid metal mirrors for high-power laser applications

Gregory Demos, Brittany Hoffman, John Lambropoulos, Marcela Mireles

Proceedings Volume 12726, 127260M (2023) https://doi.org/10.1117/12.2685176

KEYWORDS: Solid state electronics, Mirrors, Liquids, High power lasers, Metals, Laser systems engineering, Gallium, Vacuum chambers, Telescopes, Solid state lasers

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Proceedings Article | 24 November 2023 Presentation

Effect of THz-scale intensity fluctuations on bulk damage in KDP

Douglas Broege, Michael Spilatro, Guillaume Duchateau, Christophe Dorrer, Stavros Demos

Proceedings Volume PC12726, PC127260R (2023) https://doi.org/10.1117/12.2685132

KEYWORDS: Laser damage threshold, Laser applications, Ultraviolet radiation, Terahertz radiation, Plasma, Picosecond phenomena, Nonlinear dynamics, Light sources, Laser welding, Laser radiation

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Proceedings Article | 17 March 2023 Presentation

Material dynamics measurements in conditions relevant to laser-direct-drive fusion

Kyle R. Kafka, Adrien Pineau, Tanya Kosc, Valeri Goncharov, Suxing Hu, Guillaume Duchateau, Stavros Demos

Proceedings Volume PC12401, PC1240108 (2023) https://doi.org/10.1117/12.2647913

KEYWORDS: Laser welding, Plasma, Laser energy, Laser applications, Fusion energy, Wave propagation, Pulsed laser operation, Physics, Oscillators, Microscopes

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Proceedings Article | 17 March 2023 Presentation

Fabrication of polarization-smoothing optics for direct drive inertial confinement fusion based on novel liquid crystal devices and surface-figured potassium dihydrogen phosphate

Nathaniel Urban, Kenneth Marshall, Amy Rigatti, John Marozas, Kyle R. Kafka, Gary Mitchell, Marcela Ramirez Mireles, Jason Wallace, Ji-Mi Jang, Stavros Demos

Proceedings Volume PC12401, PC1240105 (2023) https://doi.org/10.1117/12.2651187

KEYWORDS: Potassium, Polarization, LCDs, Liquid crystals, Wave plates, Water, Speckle pattern, Spatial frequencies, Silica, Polishing

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Proceedings Article | 3 December 2022 Poster + Presentation

Optimized liquid crystals for high-power laser beam manipulation: an evaluation and feasibility study

Yasaman Sargol, Jason Wallace, Zoey Davidson, Nathaniel Urban, Stavros Demos, Keneth Marshall, Selim Elhadj

Proceedings Volume PC12300, PC123000V (2022) https://doi.org/10.1117/12.2641641

KEYWORDS: Liquid crystals, High power lasers, Laser damage threshold, Pulsed laser operation, Molecules, Molecular lasers, Crystal optics, 3D modeling, Transparency, Thermal modeling

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Proceedings Article | 3 December 2022 Presentation

Modeling transverse stimulated Raman scattering in DKDP polarization control plates

Hu Huang, Tanya Kosc, Terrance Kessler, Stavros Demos

Proceedings Volume PC12300, PC123000K (2022) https://doi.org/10.1117/12.2641980

KEYWORDS: Polarization control, Systems modeling, Raman scattering, Crystals, Laser systems engineering, Potassium, Nonlinear crystals, Laser crystals, Ultraviolet radiation, Third-harmonic generation

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Proceedings Article | 3 December 2022 Poster + Presentation

Striated composite layers for high-fluence applications

Alexei Kozlov, James Oliver, John Spaulding, Christopher Smith, Sara MacNally, David Coates, Kyle R. Kafka, Amy Rigatti, Stavros Demos

Proceedings Volume PC12300, PC1230014 (2022) https://doi.org/10.1117/12.2642334

KEYWORDS: Composites, Thin films, Laser damage threshold, Silica, Refractive index, Oxygen, Hafnium, Deposition processes, Coating

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Proceedings Article | 3 December 2022 Poster + Presentation

Laser damage to liquid crystal alignment materials in ordinary and extraordinary modes

Zoey Davidson, Jason Wallace, Yasaman Sargol, Nathaniel Urban, Stavros Demos, Kenneth Marshall, Selim Elhadj

Proceedings Volume PC12300, PC123000Z (2022) https://doi.org/10.1117/12.2649329

KEYWORDS: Liquid crystals, Laser induced damage, Laser damage threshold, Polarization, Fusion energy, 3D printing, Printing, Laser processing, Defense systems, Data fusion

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Proceedings Article | 3 December 2022 Presentation

Laser damage performance of fused silica and potassium dihydrogen phosphate surfaces finished by fluid jet polishing

Nathaniel Urban, Kyle R. Kafka, Ji-Mi Jang, Kenneth Marshall, Rhys Emms, David Walker, Stavros Demos

Proceedings Volume PC12300, PC1230008 (2022) https://doi.org/10.1117/12.2642292

KEYWORDS: Silica, Laser induced damage, Polishing, Surface finishing, Potassium, Ultraviolet radiation, Laser damage threshold, Subaperture finishing, Resistance, Laser systems engineering

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Proceedings Article | 3 December 2022 Presentation

Characterization of particulate contamination inside the OMEGA EP grating compressor chamber

Brittany Hoffman, Nickolaos Savidis, Sharyl Abbey, Adam Kalb, Stavros Demos

Proceedings Volume PC12300, PC123000U (2022) https://doi.org/10.1117/12.2642415

KEYWORDS: Particles, Optics manufacturing, Contamination, Optical components, Laser optics, Laser damage threshold, X-rays, X-ray microscopy, Spectroscopy, Scanning electron microscopy

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SPIE Journal Paper | 27 May 2022

Methods and apparatus for comprehensive characterization of performance attributes and damage thresholds of ultrafast laser optics

Kyle R. Kafka, Tanya Kosc, Stavros Demos

OE, Vol. 61, Issue 07, 071605, (May 2022) https://doi.org/10.1117/12.10.1117/1.OE.61.7.071605

KEYWORDS: Laser induced damage, Mirrors, Laser systems engineering, Optical engineering, Laser damage threshold, Laser optics, Femtosecond phenomena, Pulsed laser operation, Coating, Ultrafast phenomena

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SPIE Journal Paper | 19 May 2022

Laser-induced damage characteristics of fused silica surfaces polished to different depths using fluid jet polishing

Nathaniel Urban, Kyle R. Kafka, Kenneth Marshall, Stavros Demos

OE, Vol. 61, Issue 07, 071604, (May 2022) https://doi.org/10.1117/12.10.1117/1.OE.61.7.071604

KEYWORDS: Surface finishing, Polishing, Laser induced damage, Silica, Resistance, Ultraviolet radiation, Contamination, Laser damage threshold, Abrasives, Optical engineering

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Proceedings Article | 12 October 2021 Presentation

Minimizing risk for laser damage due to transverse stimulated raman scattering in large-aperture KDP/DKDP plates for polarization control at 3w

Tanya Kosc, Terrence Kessler, Hu Huang, Stavros Demos

Proceedings Volume 11910, 1191004 (2021) https://doi.org/10.1117/12.2598783

KEYWORDS: Raman scattering, Polarization control, Laser induced damage, Geometrical optics, Crystals, Raman spectroscopy, Mathematical modeling, Laser scattering, Laser optics, Crystal optics

Proceedings Article | 12 October 2021 Presentation

Embedded contamination induced by etching in E-beam deposited silica: A possible precursor to laser damage

Russell Dent, Brittany Hoffman, Alexei Kozlov, Nan Liu, Amy Rigatti, Stavros Demos, Alexander Shesopalov

Proceedings Volume 11910, 1191014 (2021) https://doi.org/10.1117/12.2597975

KEYWORDS: Contamination, Reactive ion etching, Etching, Laser damage threshold, Chemical analysis, Systems modeling, Silica, Scanning electron microscopy, Polymers, Optical fabrication

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Proceedings Article | 12 October 2021 Presentation

Methods and apparatus for laser damage and functional performance characterization of ultrafast laser optics

Kyle R. Kafka, Tanya Kosc, Stavros Demos

Proceedings Volume 11910, 119100N (2021) https://doi.org/10.1117/12.2598587

KEYWORDS: Ultrafast lasers, Laser optics, Laser induced damage, Laser damage threshold, Laser systems engineering, Ultrafast phenomena, Tunable lasers, Reflectivity, Raster graphics, Pulsed laser operation

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Proceedings Article | 12 October 2021 Presentation

The effect of incident polarization handedness and ellipticity on the laser damage resistance of oriented liquid crystals in the nanosecond regime

Kenneth Marshall, Kyle Kafka, Nathaniel Urban, Jason Wallace, Stavros Demos

Proceedings Volume 11910, 119100T (2021) https://doi.org/10.1117/12.2598690

KEYWORDS: Liquid crystals, Polarization, Laser induced damage, Resistance, Laser damage threshold, Near ultraviolet, Mirrors, Circular polarizers

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Proceedings Article | 12 October 2021 Poster

Large area, multi-pulse laser lifetime of purified nematic liquid crystals at near infrared wavelengths

Selim Elhadj, Craig Garvin, Andy Bayramian, William Clauson, Matthew Murachver, Jeff Jarboe, Drew Kissinger, Cote LeBlanc, Nathaniel Urban, Jason Wallace, Stavros Demos, Kenneth Marshall

Proceedings Volume 11910, 119101F (2021) https://doi.org/10.1117/12.2599826

Proceedings Article | 12 October 2021 Poster + Presentation

Monolayer organic thin films as contamination resistant coatings in optical elements

Ruobin Jia, Brittany Hoffman, Alexei Kozlov, Stavros Demos, Alexander Shestopalov

Proceedings Volume 11910, 119101N (2021) https://doi.org/10.1117/12.2605048

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Proceedings Article | 12 October 2021 Presentation

The impact of intensity fluctuations on laser damage

Douglas Broege, Stavros Demos, Christophe Dorrer, Kyle Kafka, Amy Rigatti, Michael Spilatro

Proceedings Volume 11910, 119100I (2021) https://doi.org/10.1117/12.2597516

KEYWORDS: Laser induced damage, Ultraviolet radiation, Radiation effects, Terahertz radiation, Modulation, Upconversion, UV optics, Silica, Q switched lasers, Optical testing

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Proceedings Article | 8 March 2021 Presentation

Minimizing the risk of laser damage due to transverse stimulated Raman scattering in large-aperture KDP/DKDP plates

Tanya Kosc, Terrence Kessler, Hu Huang, Stavros Demos

Proceedings Volume 11666, 116660A (2021) https://doi.org/10.1117/12.2583864

KEYWORDS: Crystals, Raman scattering, Potassium, Polarization, Laser crystals, Laser beam propagation, Fusion energy, Crystal optics, Scatter measurement, Raman spectroscopy

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Proceedings Article | 5 March 2021 Presentation

Welcome and Introduction to Optical Biopsy XIX at SPIE Conference 11636

Robert Alfano, Stavros Demos, Angela Seddon

Proceedings Volume 11636, 1163602 (2021) https://doi.org/10.1117/12.2593610

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SPIE Journal Paper | 4 January 2021

Long-term monitoring the damage performance of multilayer dielectric grating samples residing inside the compressor chamber of the OMEGA EP laser

Alexei Kozlov, Stavros Demos, David Canning, Brian Kruschwitz, Leon Waxer, Brittany Hoffman, Amy Rigatti, Nickolaos Savidis

OE, Vol. 60, Issue 03, 031008, (January 2021) https://doi.org/10.1117/12.10.1117/1.OE.60.3.031008

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SPIE Journal Paper | 30 December 2020 Open Access

Mechanisms of picosecond laser-induced damage from interaction with model contamination particles on a high reflector

Kyle R. Kafka, Brittany Hoffman, Hu Huang, Stavros Demos

OE, Vol. 60, Issue 03, 031009, (December 2020) https://doi.org/10.1117/12.10.1117/1.OE.60.3.031009

KEYWORDS: Particles, Contamination, Picosecond phenomena, Coating, Laser induced damage, Glasses, Nanoparticles, Optical spheres, Optical engineering, Plasma

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SPIE Journal Paper | 21 November 2020 Open Access

Round-robin measurements of the laser-induced damage threshold with sub-picosecond pulses on optical single layers

Laurent Lamaignère, Alexandre Ollé, Marine Chorel, Nadja Roquin, Alexei Kozlov, Brittany Hoffman, James Oliver, Stavros Demos, Laurent Gallais, Raluca Negres, Andrius Melninkaitis

OE, Vol. 60, Issue 03, 031005, (November 2020) https://doi.org/10.1117/12.10.1117/1.OE.60.3.031005

KEYWORDS: Laser damage threshold, Hybrid fiber optics, Laser induced damage, Refractive index, Dielectrics, Optical engineering, Sensors, Environmental sensing, Diagnostics, Beam propagation method

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Proceedings Article | 18 September 2020 Open Access

Investigation of excitation dynamics in HfO2 and SiO2 monolayers using subpicosecond pump-and-probe damage testing (Withdrawal Notice)

Kyle R. Kafka, Brittany Hoffman, Alexei Kozlov, Stavros Demos

Proceedings Volume 11514, 1151411 (2020) https://doi.org/10.1117/12.2571240

KEYWORDS: Silica, Pulsed laser operation, Picosecond phenomena, Laser damage threshold, Laser ablation, Laser induced damage, Resistance, Electrons, Laser energy, Oxides

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Proceedings Article | 18 September 2020 Open Access

Study of Electric Field Enhancement Caused by Debris on Laser Optics (Withdrawal Notice)

Hu Huang, Kyle Kafka, Stavros Demos

Proceedings Volume 11514, 115141A (2020) https://doi.org/10.1117/12.2571062

KEYWORDS: Laser optics, Laser scattering, Pulsed laser operation, Laser damage threshold, Laser energy, Roads, Optical components, Laser applications, Ray tracing, Scattering

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Proceedings Article | 3 December 2019 Presentation

Round-robin measurements of optical coatings laser-induced–damage threshold in the subpicosecond range (Conference Presentation)

Laurent Lamaignère, Alexandre Ollé, Marine Chorel, Nadja Roquin, Alexeï Kozlov, Brittany Hoffman, Stavros Demos, Laurent Gallais, Andrius Melninkaitis

Proceedings Volume 11173, 1117319 (2019) https://doi.org/10.1117/12.2536678

KEYWORDS: Laser damage threshold, Optical coatings, Optical testing, Laser optics, Standards development, Control systems, Optical components, High power lasers, Polarization, Environmental sensing

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Proceedings Article | 4 March 2019 Paper

Microscopy with ultraviolet surface excitation (MUSE) enables translation of optical biopsy principles to enhance life science education

K. Kopp, S. Demos, Tanya Kosc

Proceedings Volume 10873, 108731D (2019) https://doi.org/10.1117/12.2515366

KEYWORDS: Tissues, Life sciences, Organisms, Ultraviolet radiation, Microscopy, Microscopes, Luminescence, Kidney, Lung, Visualization

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SPIE Journal Paper | 27 July 2018 Open Access

Adaptation of microscopy with ultraviolet surface excitation for enhancing STEM and undergraduate education

Chi Z. Huang, Ronald W. Wood, Stavros G. Demos

JBO, Vol. 23, Issue 12, 121603, (July 2018) https://doi.org/10.1117/12.10.1117/1.JBO.23.12.121603

KEYWORDS: Tissues, Ultraviolet radiation, Microscopy, Natural surfaces, Scanning transmission electron microscopy, Image enhancement, Microscopes, Tissue optics, Image quality, Cameras

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Proceedings Article | 19 February 2018 Presentation + Paper

Multi-color autofluorescence and scattering spectroscopy provides rapid assessment of kidney function following ischemic injury

Rajesh Raman, Chris Pivetti, Rajendra Ramsamooj, Christoph Troppmann, Stavros Demos

Proceedings Volume 10489, 104890C (2018) https://doi.org/10.1117/12.2292293

KEYWORDS: Kidney, Injuries, Blood, Ischemia, Tissues, Ultraviolet radiation, Absorption, Spectroscopy, Scattering, Signal processing

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Proceedings Article | 20 December 2017 Paper

Damage testing of nematic liquid crystalline materials for femtosecond to nanosecond pulse lengths at 1053 nm

T. Kosc, K. Marshall, A. Kozlov, S. Papernov, S. Demos

Proceedings Volume 10447, 104471G (2017) https://doi.org/10.1117/12.2281406

KEYWORDS: Liquid crystals, Laser damage threshold, Liquids, Femtosecond phenomena, Laser induced damage

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Proceedings Article | 11 December 2017 Paper

Methods for improving the damage performance of fused silica polished by magnetorheological finishing

K. Kafka, B. Hoffman, S. Papernov, M. DeMarco, C. Hall, K. Marshall, S. Demos

Proceedings Volume 10447, 1044709 (2017) https://doi.org/10.1117/12.2281479

KEYWORDS: Etching, Polishing, Magnetorheological finishing, Surface finishing, Silica, Surface roughness, Wet etching, Laser damage threshold, Abrasives, Particles, Laser induced damage

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SPIE Journal Paper | 3 May 2017 Open Access

Predictive assessment of kidney functional recovery following ischemic injury using optical spectroscopy

Rajesh Raman, Christopher Pivetti, Rajendra Ramsamooj, Christoph Troppmann, Stavros Demos

JBO, Vol. 22, Issue 05, 056001, (May 2017) https://doi.org/10.1117/12.10.1117/1.JBO.22.5.056001

KEYWORDS: Kidney, Injuries, Blood, Atrial fibrillation, Tissues, Tissue optics, Ischemia, Absorption, Scattering, Light scattering

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Proceedings Article | 6 December 2016 Open Access

Laser-matter coupling mechanisms governing particulate-induced damage on optical surfaces

M. Matthews, E. Feigenbaum, S. Demos, R. Raman, S. R. Qiu, N. Shen, C. Harris, R. Negres, M. Norton, D. Cross, A. Rubenchik

Proceedings Volume 10014, 1001402 (2016) https://doi.org/10.1117/12.2244981

KEYWORDS: Near field optics, Particles, Pulsed laser operation, Plasma, Silica, Aluminum, Scattering, Laser scattering, Light scattering, Metals

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SPIE Journal Paper | 8 September 2016 Open Access

Morphology of ejected particles and impact sites on intercepting substrates following exit-surface laser damage with nanosecond pulses in silica

Stavros G. Demos, Raluca Negres

OE, Vol. 56, Issue 01, 011016, (September 2016) https://doi.org/10.1117/12.10.1117/1.OE.56.1.011016

KEYWORDS: Particles, Silica, Laser induced damage, Scanning electron microscopy, Fusion energy, Liquids, Optical engineering, Laser energy, Explosives, Laser systems engineering

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Proceedings Article | 26 April 2016 Presentation

Slide-free histology via MUSE: UV surface excitation microscopy for imaging unsectioned tissue (Conference Presentation)

Richard Levenson, Zachary Harmany, Stavros Demos, Farzad Fereidouni

Proceedings Volume 9703, 97030J (2016) https://doi.org/10.1117/12.2219407

KEYWORDS: Tissues, Ultraviolet radiation, Natural surfaces, Microscopy, Tissue optics, Image resolution, Multiphoton microscopy, Nondestructive evaluation, Confocal microscopy, Optical coherence tomography

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Proceedings Article | 23 November 2015 Paper

Energetic laser cleaning of metallic particles and surface damage on silica optics: investigation of the underlying mechanisms

Nan Shen, Stavros Demos, Raluca Negres, Alexander Rubenchik, Candace Harris, Manyalibo Matthews

Proceedings Volume 9632, 96320V (2015) https://doi.org/10.1117/12.2195593

KEYWORDS: Plasma, Particles, Silica, Atmospheric particles, Metals, Iron, Pulsed laser operation, Silicon, Laser energy, Laser ablation

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Proceedings Article | 23 November 2015 Paper

Morphology of ejected debris from laser super-heated fused silica following exit surface laser-induced damage

Stavros Demos, Raluca Negres, Rajesh Raman, Michael Feit, Kenneth Manes, Alexander Rubenchik

Proceedings Volume 9632, 96320S (2015) https://doi.org/10.1117/12.2195501

KEYWORDS: Particles, Laser induced damage, Silica, Foam, Dielectrics, Temperature metrology, Pulsed laser operation, Optical fibers, Laser systems engineering, Liquids, Explosives, Scanning electron microscopy, Materials processing

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Proceedings Article | 11 March 2015 Paper

Microscopy with UV Surface Excitation (MUSE) for slide-free histology and pathology imaging

Farzad Fereidouni, Ananya Datta Mitra, Stavros Demos, Richard Levenson

Proceedings Volume 9318, 93180F (2015) https://doi.org/10.1117/12.2080408

KEYWORDS: Tissues, Ultraviolet radiation, Tissue optics, Microscopy, Light emitting diodes, Kidney, Natural surfaces, Luminescence, Pathology, Tunable lasers

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Proceedings Article | 31 October 2014 Paper

Modeling the material properties at the onset of damage initiation in bulk potassium dihydrogen phosphate crystals

Stavros Demos, Michael Feit, Guillaume Duchateau

Proceedings Volume 9237, 92370W (2014) https://doi.org/10.1117/12.2069673

KEYWORDS: Absorption, Laser damage threshold, Laser induced damage, Picosecond phenomena, Crystals, Performance modeling, Laser crystals, Potassium, Optical properties, Thermal modeling

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Proceedings Article | 17 March 2014 Paper

Enhanced visualization of the bile duct via parallel white light and indocyanine green fluorescence laparoscopic imaging

Stavros Demos, Shiro Urayama

Proceedings Volume 8940, 89400R (2014) https://doi.org/10.1117/12.2044271

KEYWORDS: Laparoscopy, Luminescence, Tissues, Imaging systems, Cameras, RGB color model, Surgery, Endoscopes, Image acquisition, Image enhancement

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Proceedings Article | 2 December 2013 Paper

Interaction of laser pulse with confined plasma during exit surface nanosecond laser damage

Alexander Rubenchik, Michael Feit, Stavros Demos

Proceedings Volume 8885, 88851D (2013) https://doi.org/10.1117/12.2030482

KEYWORDS: Plasma, Laser induced damage, Pulsed laser operation, Particles, Laser development, Absorption, Silica, Dielectrics, Visualization, Laser energy

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Proceedings Article | 14 November 2013 Paper

Comparison of material response in fused silica and KDP following exit surface laser- induced breakdown

Stavros Demos, Raluca Negres, Rajesh Raman, Alexander Rubenchik, Michael Feit

Proceedings Volume 8885, 88850W (2013) https://doi.org/10.1117/12.2030481

KEYWORDS: Silica, Particles, Laser induced damage, Materials processing, Laser systems engineering, Laser energy, Pulsed laser deposition, Laser beam diagnostics, Crystals, Plasma

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SPIE Journal Paper | 3 April 2012 Open Access

In vivo testing of a prototype system providing simultaneous white light and near infrared autofluorescence image acquisition for detection of bladder cancer

Michael Jacobson, Ralph deVere White, Stavros Demos

JBO, Vol. 17, Issue 03, 036011, (April 2012) https://doi.org/10.1117/12.10.1117/1.JBO.17.3.036011

KEYWORDS: Near infrared, Tumors, Tissues, Bladder, RGB color model, In vivo imaging, Luminescence, Atrial fibrillation, Visible radiation, Prototyping

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Proceedings Article | 17 February 2012 Paper

In vivo imaging of bladder cancer using prototype endoscope-adaptable system providing parallel RGB and NIR autofluorescence image acquisition

Michael Jacobson, Ralph deVere White, Stavros Demos

Proceedings Volume 8220, 82200C (2012) https://doi.org/10.1117/12.907666

KEYWORDS: Near infrared, RGB color model, Tumors, Imaging systems, Tissues, Atrial fibrillation, Prototyping, Visible radiation, In vivo imaging, Bladder

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SPIE Journal Paper | 13 February 2012 Open Access

Establishment of rules for interpreting ultraviolet autofluorescence microscopy images for noninvasive detection of Barrett's esophagus and dysplasia

Bevin Lin, Dennis Matthews, Stavros Demos, Shiro Urayama, Ramez Saroufeem

JBO, Vol. 17, Issue 1, 016013, (February 2012) https://doi.org/10.1117/12.10.1117/1.JBO.17.1.016013

KEYWORDS: Atrial fibrillation, Tissues, Biopsy, Esophagus, Ultraviolet radiation, Natural surfaces, Microscopy, Tissue optics, Endoscopy, Visualization

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Proceedings Article | 23 November 2011 Paper

Estimation of the transverse stimulated Raman scattering gain coefficient in KDP and DKDP at 2-omega, 3-omega, and 4-omega

Stavros Demos, Rajesh Raman, Steven Yang, Raluca Negres, Kathleen Schaffers, Mark Henesian

Proceedings Volume 8190, 81900S (2011) https://doi.org/10.1117/12.899266

KEYWORDS: Raman scattering, Raman spectroscopy, Crystals, Laser crystals, Harmonic generation, Laser scattering, Laser systems engineering, Polarization, Scattering, Laser induced damage

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SPIE Journal Paper | 1 April 2011 Open Access

Endomicroscopy imaging of epithelial structures using tissue autofluorescence

Bevin Lin, Dennis Matthews, Stavros Demos, Shiro Urayama, Ramez Saroufeem

JBO, Vol. 16, Issue 04, 046014, (April 2011) https://doi.org/10.1117/12.10.1117/1.3565216

KEYWORDS: Tissues, Atrial fibrillation, Imaging systems, Tissue optics, Endomicroscopy, Biopsy, Ultraviolet radiation, Prototyping, In vivo imaging, Image acquisition

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Proceedings Article | 17 February 2011 Paper

Translating ultraviolet autofluorescence microscopy toward clinical endomicroscopy

Bevin Lin, Shiro Urayama, Ramez M. Saroufeem, Dennis Matthews, Stavros Demos

Proceedings Volume 7895, 789502 (2011) https://doi.org/10.1117/12.871718

KEYWORDS: Tissues, Atrial fibrillation, Image filtering, Ultraviolet radiation, Esophagus, Tissue optics, Microscopy, Visualization, Imaging systems, Image acquisition

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Proceedings Article | 3 January 2011 Paper

Clinical translation of ultraviolet autofluorescence microscopy towards endomicroscopy for early detection of cancer

Bevin Lin, Shiro Urayama, Ramez M. Saroufeem, Dennis Matthews, Stavros Demos

Proceedings Volume 7990, 799002 (2011) https://doi.org/10.1117/12.888682

KEYWORDS: Tissues, Atrial fibrillation, Endomicroscopy, Ultraviolet radiation, Microscopy, Image filtering, Imaging systems, Tissue optics, Endoscopy, Microscopes

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SPIE Journal Paper | 1 January 2011 Open Access

Time-resolved microscope system to image material response following localized laser energy deposition: exit surface damage in fused silica as a case example

Rajesh Raman, Raluca Negres, Stavros Demos

OE, Vol. 50, Issue 01, 013602, (January 2011) https://doi.org/10.1117/12.10.1117/1.3526689

KEYWORDS: Imaging systems, Particles, Microscopes, Polarization, Silica, Laser energy, Laser beam diagnostics, Image processing, Laser induced damage, Temporal resolution

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Proceedings Article | 1 December 2010 Paper

Imaging the early material response associated with exit surface damage in fused silica

Stavros Demos, Rajesh Raman, Raluca Negres

Proceedings Volume 7842, 78420M (2010) https://doi.org/10.1117/12.867724

KEYWORDS: Silica, Pulsed laser operation, Imaging systems, Polarization, Temporal resolution, Spatial resolution, Picosecond phenomena, Laser beam diagnostics, Microscopes, Laser systems engineering

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SPIE Journal Paper | 1 July 2010 Open Access

Principal component model of multispectral data for near real-time skin chromophore mapping

Jana Kainerstorfer, Martin Ehler, Franck Amyot, Moinuddin Hassan, Stavros Demos, Victor Chernomordik, Christoph Hitzenberger, Amir Gandjbakhche, Jason Riley

JBO, Vol. 15, Issue 04, 046007, (July 2010) https://doi.org/10.1117/12.10.1117/1.3463010

KEYWORDS: Blood, Principal component analysis, Skin, Data modeling, Chromophores, Multispectral imaging, Associative arrays, Absorption, RGB color model, Biological research

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SPIE Journal Paper | 1 July 2010 Open Access

Direct curvature correction for noncontact imaging modalities applied to multispectral imaging

Jana Kainerstorfer, Franck Amyot, Martin Ehler, Moinuddin Hassan, Stavros Demos, Victor Chernomordik, Christoph Hitzenberger, Amir Gandjbakhche, Giuseppe Casale

JBO, Vol. 15, Issue 04, 046013, (July 2010) https://doi.org/10.1117/12.10.1117/1.3470094

KEYWORDS: Multispectral imaging, Blood, In vivo imaging, Spatial frequencies, Optical properties, Numerical simulations, Chromophores, Skin, Absorption, Optical imaging

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Proceedings Article | 23 February 2010 Paper

Optical spectroscopy approach for the predictive assessment of kidney functional recovery following ischemic injury

Rajesh Raman, Christopher Pivetti, Alexander Rubenchik, Dennis Matthews, Christoph Troppmann, Stavros Demos

Proceedings Volume 7561, 756109 (2010) https://doi.org/10.1117/12.842413

KEYWORDS: Kidney, Injuries, Tissues, Light scattering, Ischemia, Blood, Tissue optics, Atrial fibrillation, Optical spectroscopy, Scattering

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Proceedings Article | 18 February 2010 Paper

Time-resolved imaging of material response following laser-induced breakdown in the bulk and surface of fused silica

Rajesh Raman, Raluca Negres, Paul DeMange, Stavros Demos

Proceedings Volume 7581, 75810D (2010) https://doi.org/10.1117/12.842301

KEYWORDS: Particles, Imaging systems, Polarization, Microscopes, Laser induced damage, Silica, Image processing, Absorption, Backscatter, Spatial resolution

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Proceedings Article | 11 February 2010 Paper

Visualization of epithelial morphology using autofluorescence microscopy under ultraviolet excitation

Bevin Lin, Shiro Urayama, Ramez M. Saroufeem, Dennis Matthews, Stavros Demos

Proceedings Volume 7561, 756103 (2010) https://doi.org/10.1117/12.840715

KEYWORDS: Atrial fibrillation, Tissues, Image filtering, Microscopy, Ultraviolet radiation, Visualization, Spectroscopy, Prototyping, Imaging spectroscopy, Tissue optics

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Proceedings Article | 31 December 2009 Paper

Imaging system to measure kinetics of material cluster ejection during exit-surface damage initiation and growth in fused silica

Rajesh Raman, Raluca Negres, Stavros Demos

Proceedings Volume 7504, 750418 (2009) https://doi.org/10.1117/12.836922

KEYWORDS: Particles, Imaging systems, Microscopes, Image processing, Silica, Polarization, Laser beam diagnostics, Backscatter, Pulsed laser operation, Spatial resolution

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Proceedings Article | 10 July 2009 Paper

Quantitative assessment of ischemia and reactive hyperemia of the dermal layers using multi - spectral imaging on the human arm

Jana Kainerstorfer, Franck Amyot, Stavros Demos, Moinuddin Hassan, Victor Chernomordik, Christoph Hitzenberger, Amir Gandjbakhche, Jason Riley

Proceedings Volume 7369, 73690P (2009) https://doi.org/10.1117/12.831664

KEYWORDS: Blood, Skin, Veins, Ischemia, Oxygen, Tissues, Chromophores, Imaging systems, Imaging spectroscopy, Reconstruction algorithms

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SPIE Journal Paper | 1 March 2009 Open Access

Evaluation of the contribution of the renal capsule and cortex to kidney autofluorescence intensity under ultraviolet excitation

Rajesh Raman, Christopher Pivetti, Alexander Rubenchik, Dennis Matthews, Christoph Troppmann, Stavros Demos

JBO, Vol. 14, Issue 02, 020505, (March 2009) https://doi.org/10.1117/12.10.1117/1.3094948

KEYWORDS: Kidney, Atrial fibrillation, Tissues, Ultraviolet radiation, Signal attenuation, Luminescence, Microscopy, Mode conditioning cables, Blood, Mathematical modeling

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Proceedings Article | 30 December 2008 Paper

Interactions between x-ray induced transient defects and pre-existing damage precursors in DKDP crystals

R. Negres, C. Saw, S. Demos

Proceedings Volume 7132, 713212 (2008) https://doi.org/10.1117/12.804246

KEYWORDS: X-rays, Crystals, Laser induced damage, Laser damage threshold, Laser crystals, Rhodium, Crystallography, Laser systems engineering, Copper, Laser applications

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Proceedings Article | 30 December 2008 Paper

Time-resolved imaging of material response during laser-induced bulk damage in SiO2

S. Demos, R. Negres

Proceedings Volume 7132, 71320Q (2008) https://doi.org/10.1117/12.804245

KEYWORDS: Laser induced damage, Silica, Absorption, Bulk lasers, Wave propagation, Image enhancement, Current controlled current source, Ions, Zoom lenses, Laser beam diagnostics

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Proceedings Article | 11 March 2008 Paper

Evaluation of optical imaging and spectroscopy approaches for cardiac tissue depth assessment

Bevin Lin, Dennis Matthews, Victor Chernomordik, Amir Gandjbakhche, Steve Lane, Stavros Demos

Proceedings Volume 6864, 68640N (2008) https://doi.org/10.1117/12.763660

KEYWORDS: Tissue optics, Tissues, Light scattering, Spectroscopy, Imaging spectroscopy, Near infrared, Mathematical modeling, Optical spectroscopy, Polarization, Optical imaging

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Proceedings Article | 20 February 2008 Paper

Autofluorescence dynamics during reperfusion following long-term renal ischemia in a rat model

Rajesh Raman, Christopher Pivetti, Dennis Matthews, Christoph Troppmann, Stavros Demos

Proceedings Volume 6853, 685318 (2008) https://doi.org/10.1117/12.762363

KEYWORDS: Kidney, Injuries, Ischemia, Tissues, Tissue optics, Light scattering, In vivo imaging, Optical properties, Oxygen, Natural surfaces

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Proceedings Article | 20 December 2007 Paper

High-resolution 3D imaging of surface damage sites in fused silica with optical coherence tomography

Gabe Guss, Isaac Bass, Richard Hackel, Christian Mailhiot, Stavros Demos

Proceedings Volume 6720, 67201F (2007) https://doi.org/10.1117/12.748452

KEYWORDS: Optical coherence tomography, Silica, Microscopes, Microscopy, 3D metrology, Calibration, Gas lasers, National Ignition Facility, Lenses, Laser induced damage

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Proceedings Article | 20 December 2007 Paper

Pump and probe damage testing for investigation of transient material modifications associated with laser damage in optical materials

R. Negres, M. Feit, P. DeMange, J. Bude, S. Demos

Proceedings Volume 6720, 672019 (2007) https://doi.org/10.1117/12.750091

KEYWORDS: Absorption, Silica, Laser induced damage, Laser beam diagnostics, Q switched lasers, Nd:YAG lasers, Pulsed laser operation, Helium neon lasers, Objectives, Dielectrics

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Proceedings Article | 18 December 2007 Paper

Does complex absorption behavior leading to conditioning and damage in KDP/DKDP reflect the electronic structure of initiators?

M. Feit, P. DeMange, R. Negres, A. Rubenchik, S. Demos

Proceedings Volume 6720, 672005 (2007) https://doi.org/10.1117/12.748444

KEYWORDS: Absorption, Laser damage threshold, Laser induced damage, Crystals, Electrons, Laser crystals, Photons, Frequency conversion, Databases, Laser energy

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SPIE Journal Paper | 1 September 2007 Open Access

Using noninvasive multispectral imaging to quantitatively assess tissue vasculature

Abby Vogel, Victor Chernomordik, Jason Riley, Moinuddin Hassan, Franck Amyot, Bahar Dasgeb, Stavros Demos, Randy Pursley, Richard Little, Robert Yarchoan, Yang Tao, Amir Gandjbakhche

JBO, Vol. 12, Issue 05, 051604, (September 2007) https://doi.org/10.1117/12.10.1117/1.2801718

KEYWORDS: Blood, Tissues, Skin, Multispectral imaging, Tissue optics, Calibration, Near infrared spectroscopy, Absorption, Therapeutics, Doppler effect

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Proceedings Article | 19 February 2007 Paper

In-vivo quantification of autofluorescence dynamics during renal ischemia and reperfusion under dual-UV excitation

Rajesh Raman, Christopher Pivetti, Dennis Matthews, Christoph Troppmann, Stavros Demos

Proceedings Volume 6441, 64410J (2007) https://doi.org/10.1117/12.699744

KEYWORDS: Ischemia, Kidney, Injuries, Tissues, Tissue optics, In vivo imaging, Luminescence, Surgery, Mode conditioning cables, Oxygen

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Proceedings Article | 15 January 2007 Paper

Thermal imaging investigation of modified fused silica at surface damage sites for understanding the underlying mechanisms of damage growth

R. Negres, M. Burke, P. DeMange, S. Sutton, M. Feit, S. Demos

Proceedings Volume 6403, 640306 (2007) https://doi.org/10.1117/12.695476

KEYWORDS: Absorption, Laser induced damage, Luminescence, Thermography, Ultraviolet radiation, Silica, Temperature metrology, Continuous wave operation, Diffusion, Thermal modeling

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Proceedings Article | 15 January 2007 Paper

An expedited approach to evaluate the importance of different crystal growth parameters on laser damage performance in KDP and DKDP

R. Negres, N. Zaitseva, P. DeMange, S. Demos

Proceedings Volume 6403, 64031S (2007) https://doi.org/10.1117/12.695473

KEYWORDS: Crystals, Laser induced damage, Laser crystals, Resistance, Absorption, Light scattering, Prisms, Ultraviolet radiation, Raw materials, Nanoparticles

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SPIE Journal Paper | 1 October 2006

Differentiation of defect populations responsible for bulk laser-induced damage in potassium dihydrogen phosphate crystals

Paul DeMange, Raluca Negres, Harry Radousky, Stavros Demos

OE, Vol. 45, Issue 10, 104205, (October 2006) https://doi.org/10.1117/12.10.1117/1.2363166

KEYWORDS: Scattering, Crystals, Laser induced damage, Potassium, Laser crystals, Light scattering, Optical engineering, Pulsed laser operation, Microscopes, Physics

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Proceedings Article | 22 February 2006 Paper

Real-time imaging of tissue microstructures using intrinsic optical signatures

Bevin Lin, Chad Lieber, Jason Fitzgerald, Andromachi Michalopoulou, Rajesh Raman, Christopher Pivetti, Christoph Troppmann, Dennis Matthews, Stavros Demos

Proceedings Volume 6091, 60910G (2006) https://doi.org/10.1117/12.644954

KEYWORDS: Tissue optics, Tissues, Light scattering, Microscopes, Image filtering, Image enhancement, Real time imaging, Image acquisition, Objectives, Confocal microscopy

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Proceedings Article | 22 February 2006 Paper

In vivo spectroscopic monitoring of renal ischemia and reperfusion in a rat model

Rajesh Raman, Christopher Pivetti, Dennis Matthews, Christoph Troppmann, Stavros Demos

Proceedings Volume 6091, 609103 (2006) https://doi.org/10.1117/12.645344

KEYWORDS: Ischemia, Kidney, Tissues, Injuries, In vivo imaging, Blood, Light scattering, Optical spectroscopy, Spectroscopy, Image filtering

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Proceedings Article | 10 February 2006 Paper

Laser-induced defect reactions governing damage performance in KDP and DKDP crystals

P. DeMange, R. Negres, H. Radousky, S. Demos

Proceedings Volume 6103, 610305 (2006) https://doi.org/10.1117/12.646849

KEYWORDS: Laser crystals, Crystals, Laser damage threshold, Laser induced damage, Frequency conversion, Physics, Absorption, Bulk lasers, Laser systems engineering, Modulation

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Proceedings Article | 7 February 2006 Paper

Different precursor populations revealed by microscopic studies of bulk damage in KDP and DKDP crystals

P. DeMange, R.A. Negres, H.B. Radousky, S.G. Demos

Proceedings Volume 5991, 59911X (2006) https://doi.org/10.1117/12.638687

KEYWORDS: Scattering, Crystals, Light scattering, Crystallography, Microscopes, Laser induced damage, Pixel resolution, Image resolution, Helium neon lasers, Continuous wave operation

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Proceedings Article | 7 February 2006 Paper

Laser-induced damage in DKDP crystals under simultaneous exposure to laser harmonics

R.A. Negres, P. DeMange, H.B. Radousky, S.G. Demos

Proceedings Volume 5991, 59911S (2006) https://doi.org/10.1117/12.637666

KEYWORDS: Crystals, Laser crystals, Frequency conversion, Laser systems engineering, Laser induced damage, Laser damage threshold, Nd:YAG lasers, Objectives, Harmonic generation, Nonlinear crystals

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Proceedings Article | 7 February 2006 Paper

A multi-dimensional investigation of laser conditioning in KDP and DKDP crystals

P. DeMange, R.A. Negres, C.W. Carr, H.B. Radousky, S.G. Demos

Proceedings Volume 5991, 599107 (2006) https://doi.org/10.1117/12.638693

KEYWORDS: Crystals, Laser crystals, Laser damage threshold, Laser induced damage, Laser systems engineering, CCD cameras, Eye, Physics, Solids, Laser optics

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SPIE Journal Paper | 1 July 2005 Open Access

Real-time assessment of in vivo renal ischemia using laser autofluorescence imaging

Jason Fitzgerald, Andromachi Michalopoulou, Christopher Pivetti, Rajesh Raman, Christoph Troppmann, Stavros Demos

JBO, Vol. 10, Issue 04, 044018, (July 2005) https://doi.org/10.1117/12.10.1117/1.1993327

KEYWORDS: Ischemia, Kidney, Injuries, Spectroscopy, In vivo imaging, Control systems, Absorption, Light scattering, Optical spectroscopy, Tissues

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Proceedings Article | 23 March 2005 Paper

Nonlinear behavior of laser-induced damage in KDP and DKDP under multiwavelength irradiation

Paul DeMange, Raluca Negres, Harry Radousky, Stavros Demos

Proceedings Volume 5710, (2005) https://doi.org/10.1117/12.592066

KEYWORDS: Laser induced damage, Crystals, Laser crystals, Frequency conversion, Nd:YAG lasers, Laser systems engineering, Potassium, Imaging systems, Analog electronics, Laser development

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Proceedings Article | 21 February 2005 Paper

The nature of emission from optical breakdown induced by pulses of fs and ns duration

Christopher Carr, Michael Feit, Alexander Rubenchik, Paul DeMange, Sergei Kucheyev, Michael Shirk, Harry Radousky, Stavros Demos

Proceedings Volume 5647, (2005) https://doi.org/10.1117/12.585925

KEYWORDS: Plasma, Laser induced fluorescence, Femtosecond phenomena, Pulsed laser operation, Chromium, Black bodies, Harmonic generation, Ionization, Time metrology, Second-harmonic generation

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Proceedings Article | 21 February 2005 Paper

Stoichiometric changes to KH2PO4 during laser-induced breakdown

Raluca Negres, Sergei Kucheyev, Paul DeMange, Christopher Carr, Stavros Demos

Proceedings Volume 5647, (2005) https://doi.org/10.1117/12.584943

KEYWORDS: Laser induced damage, Raman spectroscopy, Crystals, Laser crystals, Spectroscopy, Laser scattering, Raman scattering, High power lasers, Crystallography, Luminescence

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Proceedings Article | 21 February 2005 Paper

A new damage testing system for detailed evaluation of damage behavior of bulk KDP and DKDP

Paul DeMange, Raluca Negres, Christopher Carr, Harry Radousky, Stavros Demos

Proceedings Volume 5647, (2005) https://doi.org/10.1117/12.585217

KEYWORDS: Crystals, Laser damage threshold, Laser induced damage, Laser crystals, Microscopes, CCD cameras, Optical testing, Light scattering, Laser scattering, Laser development

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Proceedings Article | 13 July 2004 Paper

Spectroscopic monitoring of kidney tissue ischemic injury

Jason Fitzgerald, Andromachi Michalopoulou, Christoph Troppmann, Stavros Demos

Proceedings Volume 5326, (2004) https://doi.org/10.1117/12.529284

KEYWORDS: Kidney, Tissue optics, Light scattering, Injuries, Ischemia, Spectroscopy, Transplantation, Optical filters, Image filtering, Optical spectroscopy

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SPIE Journal Paper | 1 July 2004 Open Access

Spectroscopic detection of bladder cancer using near-infrared imaging techniques

Stavros Demos, Regina Gandour-Edwards, Rajen Ramsamooj, Ralph de Vere White

JBO, Vol. 9, Issue 04, (July 2004) https://doi.org/10.1117/12.10.1117/1.1753587

KEYWORDS: Tissues, Cancer, Tumors, Bladder cancer, Bladder, Tissue optics, Near infrared, Spectroscopy, Imaging spectroscopy, Light scattering

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Proceedings Article | 14 June 2004 Paper

Microscopic characterization of laser-induced damage performance of large-size KDP and DKDP nonlinear crystals

Paul DeMange, Christopher Carr, Harry Radousky, Stavros Demos

Proceedings Volume 5337, (2004) https://doi.org/10.1117/12.531330

KEYWORDS: Laser induced damage, Crystals, Laser systems engineering, Laser damage threshold, Laser crystals, Light scattering, Nonlinear crystals, CCD cameras, Frequency conversion, Optical components

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Proceedings Article | 14 June 2004 Paper

Challenges for the development of clinically useful fluorescing diagnostic contrast agents for optical imaging: a radiologist's perspective

Robert Brasch, Laure Fournier, Vincenzo Lucidi, Kirill Berejnoi, Yanjun Fu, Jonathan Palley, Stavros Demos

Proceedings Volume 5329, (2004) https://doi.org/10.1117/12.529648

KEYWORDS: Tumors, Diagnostics, Tissues, Blood, Optical imaging, Imaging systems, Plasma, Magnetic resonance imaging, Indocyanine green, In vivo imaging

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SPIE Journal Paper | 1 May 2004 Open Access

Near-infrared autofluorescence imaging for detection of cancer

Stavros Demos, Regina Gandour-Edwards, Rajen Ramsamooj, Ralph de Vere White

JBO, Vol. 9, Issue 03, (May 2004) https://doi.org/10.1117/12.10.1117/1.1688812

KEYWORDS: Tissues, Cancer, Near infrared, Tumors, Kidney, Liver, Auto-fluorescence imaging, Luminescence, Bladder, Polarization

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Proceedings Article | 12 December 2003 Paper

Hyperspectral imaging of cells: toward real-time pathological assessment

Stavros Demos, Rajen Ramsamooj

Proceedings Volume 5201, (2003) https://doi.org/10.1117/12.508097

KEYWORDS: Tissues, Light scattering, Microscopes, Microscopy, Polarization, Imaging systems, Luminescence, Imaging spectroscopy, Tissue optics, In vivo imaging

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Proceedings Article | 8 October 2003 Paper

In vivo NIR autofluorescence of rat mammary tumors discriminates pathological malignancy

Laure Fournier, Vincenzo Lucidi, Werner Rosenau, Stavros Demos, Robert Brasch

Proceedings Volume 5141, (2003) https://doi.org/10.1117/12.500866

KEYWORDS: Tumors, Tissues, Luminescence, Cancer, Breast cancer, Near infrared, Optical imaging, Signal detection, Tumor growth modeling, Visualization

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Proceedings Article | 12 September 2003 Paper

Spectroscopic imaging of bladder cancer

Stavros Demos, Regina Gandour-Edwards, Rajen Ramsamooj, Ralph de Vere White

Proceedings Volume 4949, (2003) https://doi.org/10.1117/12.476382

KEYWORDS: Cancer, Tumors, Tissue optics, Near infrared, Tissues, Light scattering, Bladder, Bladder cancer, Imaging spectroscopy, Spectroscopy

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Proceedings Article | 30 May 2003 Paper

Evolution of bulk damage initiation in DKDP crystals

Christopher Carr, T. McMillian, Mike Staggs, Harry Radousky, Stavros Demos

Proceedings Volume 4932, (2003) https://doi.org/10.1117/12.472409

KEYWORDS: Laser induced damage, Crystals, Pulsed laser operation, Laser crystals, Laser beam propagation, Laser scattering, Fusion energy, Plasma, Laser damage threshold, Laser systems engineering

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Proceedings Article | 30 May 2003 Paper

Experimental study of wavelength-dependent damage threshold in DKDP

Christopher Carr, Harry Radousky, Stavros Demos

Proceedings Volume 4932, (2003) https://doi.org/10.1117/12.472431

KEYWORDS: Laser damage threshold, Optical parametric oscillators, Laser induced damage, Particles, Electrons, Data modeling, Laser optics, Absorption, Pulsed laser operation, Potassium

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Proceedings Article | 1 May 2002 Paper

Tissue imaging for cancer detection using NIR autofluorescence

Stavros Demos, Michael Staggs, Regina Gandour-Edwards, Rajen Ramsamooj, Ralph de Vere White

Proceedings Volume 4613, (2002) https://doi.org/10.1117/12.465260

KEYWORDS: Tissues, Near infrared, Cancer, Light scattering, Tissue optics, Kidney, Luminescence, Laser tissue interaction, Polarization, Tumors

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Proceedings Article | 9 April 2002 Paper

Performance of bare and sol-gel-coated DKDP crystal surfaces exposed to multiple 351-nm laser pulses in vacuum and air

Pamela Whitman, Mary Norton, Mike Nostrand, William Molander, A. Nelson, M. Engelhard, D Gaspar, D. Baer, Wigbert Siekhaus, J. Auerbach, Stavros Demos, Michael Staggs, Alan Burnham

Proceedings Volume 4679, (2002) https://doi.org/10.1117/12.461721

KEYWORDS: Crystals, Laser crystals, Nitrogen, Absorption, Carbon, Luminescence, Reflection, Reflectivity, Silica, Information operations

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Proceedings Article | 9 April 2002 Paper

Investigation of fluorescence microscopy as a tool for noninvasive detection and imaging of damage precursors at 351 nm

Stavros Demos, Mike Nostrand, Michael Staggs, Christopher Carr, Douglas Hahn, Mark Kozlowski, Lynn Sheehan, Colin Battersby, Alan Burnham

Proceedings Volume 4679, (2002) https://doi.org/10.1117/12.461715

KEYWORDS: Luminescence, Light scattering, Microscopy, Laser damage threshold, Crystals, Surface finishing, Laser induced damage, Polishing, Plasma, Contamination

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Proceedings Article | 9 April 2002 Paper

Improving 351-nm damage performance of large-aperture fused silica and DKDP optics

Alan Burnham, Lloyd Hackel, Paul Wegner, Thomas Parham, Lawrence Hrubesh, Bernie Penetrante, Pamela Whitman, Stavros Demos, Joseph Menapace, Michael Runkel, Michael Fluss, Michael Feit, Michael Key, Thomas Biesiada

Proceedings Volume 4679, (2002) https://doi.org/10.1117/12.461712

KEYWORDS: Silica, Surface finishing, National Ignition Facility, Polishing, Crystals, Laser induced damage, Absorption, Etching, Light scattering, UV optics

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Proceedings Article | 9 April 2002 Paper

Time-resolved spectroscopic investigation of emission observed during damage in the bulk of fused silica and DKDP crystals

Christopher Carr, Harry Radousky, Michael Staggs, Alexander Rubenchik, Michael Feit, Stavros Demos

Proceedings Volume 4679, (2002) https://doi.org/10.1117/12.461714

KEYWORDS: Silica, Mirrors, Spectroscopy, Black bodies, Pulsed laser operation, Crystals, Time resolved spectroscopy, Laser induced damage, Plasma, Off axis mirrors

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Proceedings Article | 16 April 2001 Paper

Endoscopic subsurface imaging in tissues

Stavros Demos, Michael Staggs, Harry Radousky

Proceedings Volume 4261, (2001) https://doi.org/10.1117/12.424526

KEYWORDS: Tissues, Endoscopes, Polarization, Natural surfaces, Endoscopy, Cancer, Photons, Breast, Bladder, Imaging systems

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Proceedings Article | 12 April 2001 Paper

Mechanisms to explain damage growth in optical materials

Stavros Demos, Mark Kozlowski, Michael Staggs, Lloyd Chase, Alan Burnham, Harry Radousky

Proceedings Volume 4347, (2001) https://doi.org/10.1117/12.425051

KEYWORDS: Plasma, Luminescence, Laser induced damage, Light scattering, Silica, Ionization, Laser irradiation, Pulsed laser operation, Laser scattering, Image processing

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Proceedings Article | 12 April 2001 Paper

Chemical etch effects on laser-induced surface damage growth in fused silica

Lawrence Hrubesh, Mary Norton, William Molander, Paul Wegner, Michael Staggs, Stavros Demos, Jerald Britten, Leslie Summers, Edward Lindsey, Mark Kozlowski

Proceedings Volume 4347, (2001) https://doi.org/10.1117/12.425054

KEYWORDS: Etching, Luminescence, Silica, Wet etching, Laser induced damage, Scanning electron microscopy, Ultraviolet radiation, HF etching, Hydrogen fluoride lasers, Oxygen

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Proceedings Article | 12 April 2001 Paper

Nature of damage in fused silica induced by high-fluence 3-omega 355-nm laser pulses, a multiscale morphology microstructure, and defect chemistry study

Joe Wong, D. Haupt, John Kinney, J. Ferriera, Ian Hutcheon, Stavros Demos, Mark Kozlowski

Proceedings Volume 4347, (2001) https://doi.org/10.1117/12.425007

KEYWORDS: Silica, Surface finishing, Chemistry, Silicon, Scanning electron microscopy, Transmission electron microscopy, X-rays, Polishing, Laser induced damage, Tomography

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Proceedings Article | 26 October 2000 Paper

Effect of vacuum on the occurrence of UV-induced surface photoluminescence, transmission loss, and catastrophic surface damage

Alan Burnham, Michael Runkel, Stavros Demos, Mark Kozlowski, Paul Wegner

Proceedings Volume 4134, (2000) https://doi.org/10.1117/12.405349

KEYWORDS: Luminescence, Reflectivity, Transmittance, Silica, Laser induced damage, Visible radiation, Ultraviolet radiation, Sol-gels, CCD cameras, Absorption

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Proceedings Article | 25 October 2000 Paper

Properties of modified silica detected within laser-induced damage sites

Mark Kozlowski, Stavros Demos

Proceedings Volume 4102, (2000) https://doi.org/10.1117/12.405274

KEYWORDS: Silica, Laser induced damage, Luminescence, Raman spectroscopy, Oxygen, Absorption, Silicon, Surface finishing, 3D modeling, Raman scattering

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Proceedings Article | 7 June 2000 Paper

Spectroscopic investigation of SiO2 surfaces of optical materials for high-power lasers

Stavros Demos, Lynn Sheehan, Mark Kozlowski

Proceedings Volume 3933, (2000) https://doi.org/10.1117/12.387569

KEYWORDS: Laser induced damage, Luminescence, Silica, Surface finishing, Raman spectroscopy, Polishing, Raman scattering, High power lasers, Spectroscopy, Laser applications

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Proceedings Article | 19 April 2000 Paper

Instrumentation for subsurface imaging in a clinical environment

Stavros Demos, Michael Staggs, Harry Radousky, Robert Alfano

Proceedings Volume 3917, (2000) https://doi.org/10.1117/12.382716

KEYWORDS: Tissue optics, Tissues, Cancer, Polarization, Endoscopy, Natural surfaces, Endoscopes, Polarizers, Imaging systems, Tumors

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Proceedings Article | 24 March 2000 Paper

Optical spectroscopy study of transparent noncarious human dentin and dentin-enamel junction

Stavros Demos, Mehdi Balooch, Grayson Marshall, Sally Marshall, R. Gallagher

Proceedings Volume 3910, (2000) https://doi.org/10.1117/12.380814

KEYWORDS: Tissues, Teeth, Luminescence, Spectroscopy, Optical spectroscopy, Microscopy, Minerals, Optical filters, Fluorescence spectroscopy, Zoom lenses

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Proceedings Article | 3 March 2000 Paper

Laser-induced material modification in the bulk KDP crystals

Stavros Demos, Harry Radousky, Michael Staggs, Michael Runkel, Alan Burnham

Proceedings Volume 3902, (2000) https://doi.org/10.1117/12.379326

KEYWORDS: Crystals, Luminescence, Laser induced damage, Laser crystals, Laser damage threshold, Surface finishing, Light scattering, Plasma, High power lasers, Imaging systems

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Proceedings Article | 3 March 2000 Paper

Luminescence investigation of SiO2 surfaces damaged by 0.35-nm laser illumination

Mark Kozlowski, Colin Battersby, Stavros Demos

Proceedings Volume 3902, (2000) https://doi.org/10.1117/12.379338

KEYWORDS: Silica, Luminescence, Laser induced damage, Silicon, Surface finishing, Oxygen, Plasma, Polishing, Particles, Absorption

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Proceedings Article | 3 March 2000 Paper

Time-resolved studies of laser damage processes in DKDP crystals

HongBing Jiang, Jason McNary, Harry Tom, Ming Yan, Harry Radousky, Stavros Demos

Proceedings Volume 3902, (2000) https://doi.org/10.1117/12.379333

KEYWORDS: Laser induced damage, Crystals, Wave propagation, Laser crystals, Solids, Laser processing, Birefringence, Crystallography, Polarizers, Luminescence

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Proceedings Article | 15 July 1999 Paper

Subsurface imaging using the spectral polarization difference technique and NIR illumination

Stavros Demos, Harry Radousky, Robert Alfano

Proceedings Volume 3597, (1999) https://doi.org/10.1117/12.356824

KEYWORDS: Tissues, Polarization, Photons, Natural surfaces, Veins, Near infrared, Optical filters, Breast, Light sources, Light scattering

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Proceedings Article | 26 May 1999 Paper

Steady-state and transient defect populations in KH2PO4 subsequent to high-fluence laser irradiation

Stavros Demos, Michael Staggs, Harry Radousky, James De Yoreo

Proceedings Volume 3610, (1999) https://doi.org/10.1117/12.349237

KEYWORDS: Crystals, Raman scattering, Laser crystals, Luminescence, Absorption, Laser irradiation, High power lasers, Raman spectroscopy, Laser beam diagnostics, Ions

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Proceedings Article | 7 April 1999 Paper

Observation of photoexcited emission clusters in the bulk of KDP and laser conditioning under 355-nm irradiation

Stavros Demos, Michael Staggs, Ming Yan, Harry Radousky, James De Yoreo

Proceedings Volume 3578, (1999) https://doi.org/10.1117/12.344402

KEYWORDS: Crystals, Luminescence, Laser crystals, Active optics, Imaging systems, Laser irradiation, Laser induced damage, High power lasers, Absorption, Ions

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Proceedings Article | 1 May 1998 Paper

Miniature uncooled infrared sensitive detectors for in-vivo biomedical applications

Panos Datskos, Stavros Demos, Slobodan Rajic

Proceedings Volume 3253, (1998) https://doi.org/10.1117/12.308020

KEYWORDS: Sensors, Thermography, Infrared radiation, Infrared sensors, Infrared detectors, Infrared imaging, In vivo imaging, Modulation, Mirrors, Absorption

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Proceedings Article | 20 April 1998 Paper

Temperature and spectral investigation of bulk KDP below damage using 355-nm laser irradiation

Stavros Demos, Ming Yan, Michael Staggs, Bruce Woods, Zhouling Wu, Harry Radousky, Jim DeYoreo

Proceedings Volume 3244, (1998) https://doi.org/10.1117/12.307029

KEYWORDS: Laser irradiation, Crystals, High temperature raman spectroscopy, Laser crystals, Raman spectroscopy, Temperature metrology, Visible radiation, Near infrared

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Proceedings Article | 16 April 1998 Paper

Far-red and NIR emissions from tissues

Gang Zhang, Stavros Demos, Robert Alfano

Proceedings Volume 3250, (1998) https://doi.org/10.1117/12.305365

KEYWORDS: Tissues, Breast, Near infrared, Polarization, Picosecond phenomena, Optical filters, Laser scattering, Linear filtering, Spectroscopy, Raman scattering

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Proceedings Article | 18 August 1997 Paper

Differential spectral polarization imaging

Stavros Demos, Robert Alfano

Proceedings Volume 2979, (1997) https://doi.org/10.1117/12.280255

KEYWORDS: Polarization, Tissues, Natural surfaces, Light scattering, Photons, Absorption, Scattering, Optical imaging, Backscatter, Imaging systems

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Proceedings Article | 18 August 1997 Paper

Time-gated images of calcification regions in turbid media

Peng Ho, Pierre Galland, X. Liang, LeMing Wang, Stavros Demos, S. Gayen, Robert Alfano

Proceedings Volume 2979, (1997) https://doi.org/10.1117/12.280234

KEYWORDS: Breast cancer, Breast, Calcium, Particles, Scattering, Picosecond phenomena, Cancer, Tissues, Imaging systems, Scattering media

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Proceedings Article | 16 June 1997 Paper

Raman spectra of biomedical samples using optical fiber probes

Gang Zhang, Stavros Demos, Robert Alfano

Proceedings Volume 2976, (1997) https://doi.org/10.1117/12.275522

KEYWORDS: Raman spectroscopy, Optical fibers, Tissues, Optical filters, Raman scattering, Fourier transforms, Luminescence, Silica, Fiber lasers, Fiber optics

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Proceedings Article | 8 November 1996 Paper

Temporal polarization preservation in human breast tissue: a method for optical imaging

Stavros Demos, Howard Savage, Alexandra Heerdt, Stimson Schantz, Robert Alfano

Proceedings Volume 2965, (1996) https://doi.org/10.1117/12.257381

KEYWORDS: Polarization, Tissues, Tissue optics, Breast, Tumors, Optical imaging, Cancer, Picosecond phenomena, Laser tissue interaction, Light wave propagation

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Showing 5 of 134 publications

Proceedings Volume Editor (13)

SPIE Conference Volume | 29 March 2022

Optical Biopsy XX: Toward Real-Time Spectroscopic Imaging and Diagnosis

SPIE Conference Volume | 1 April 2021

Optical Biopsy XIX: Toward Real-Time Spectroscopic Imaging and Diagnosis

SPIE Conference Volume | 6 March 2020

Optical Biopsy XVIII: Toward Real-Time Spectroscopic Imaging and Diagnosis

SPIE Conference Volume | 7 June 2019

Optical Biopsy XVII: Toward Real-Time Spectroscopic Imaging and Diagnosis

SPIE Conference Volume | 14 May 2018

Optical Biopsy XVI: Toward Real-Time Spectroscopic Imaging and Diagnosis

Showing 5 of 13 publications

Conference Committee Involvement (37)

Laser-Induced Damage in Optical Materials 2025

19 October 2025 | Rochester, NY, United States

Optical Technologies for Inertial Fusion Energy

27 January 2025 | San Francisco, California, United States

Laser-Induced Damage in Optical Materials 2024

7 October 2024 | San Ramon, CA, United States

Laser-Induced Damage in Optical Materials 2023

18 September 2023 | Dublin/Livermore, California, United States

Laser-Induced Damage in Optical Materials 2022

18 September 2022 | Rochester, New York, United States

Optical Biopsy XX: Toward Real-Time Spectroscopic Imaging and Diagnosis

25 January 2022 | San Francisco, California, United States

Laser-Induced Damage in Optical Materials 2021

12 October 2021 | Online Only, United States

Optical Biopsy XIX: Toward Real-Time Spectroscopic Imaging and Diagnosis

6 March 2021 | Online Only, California, United States

Laser-induced Damage in Optical Materials 2020

14 September 2020 | Online Only, New York, United States

Optical Biopsy XVIII: Toward Real-Time Spectroscopic Imaging and Diagnosis

2 February 2020 | San Francisco, California, United States

Laser-induced Damage in Optical Materials 2019

23 September 2019 | Broomfield (Boulder area), Colorado, United States

Optical Biopsy XVII: Toward Real-Time Spectroscopic Imaging and Diagnosis

5 February 2019 | San Francisco, California, United States

Laser-Induced Damage in Optical Materials 2018: 50th Anniversary Conference

24 September 2018 | Boulder, Colorado, United States

Optical Biopsy XVI: Toward Real-Time Spectroscopic Imaging and Diagnosis

30 January 2018 | San Francisco, California, United States

Laser-Induced Damage in Optical Materials 2017

24 September 2017 | Boulder, Colorado, United States

Optical Biopsy XV: Toward Real-Time Spectroscopic Imaging and Diagnosis

31 January 2017 | San Francisco, California, United States

Laser-Induced Damage in Optical Materials 2016

25 September 2016 | Boulder, Colorado, United States

Optical Biopsy XIV: Toward Real-Time Spectroscopic Imaging and Diagnosis

15 February 2016 | San Francisco, California, United States

Laser-Induced Damage in Optical Materials: 2015

28 September 2015 | Boulder, Colorado, United States

Optical Biopsy XIII: Toward Real-Time Spectroscopic Imaging and Diagnosis

10 February 2015 | San Francisco, California, United States

Laser-Induced Damage in Optical Materials: 2014

15 September 2014 | Boulder, Colorado, United States

Optical Biopsy XII

4 February 2014 | San Francisco, California, United States

Laser Damage Symposium: XLV Annual Symposium on Optical Materials for High-Power Lasers

22 September 2013 | Boulder, Colorado, United States

Optical Biopsy XI

5 February 2013 | San Francisco, California, United States

Laser Damage Symposium XLIV: Annual Symposium on Optical Materials for High Power Lasers

23 September 2012 | Boulder, Colorado, United States

Optical Biopsy X

24 January 2012 | San Francisco, California, United States

Laser Damage Symposium XLIII: Annual Symposium on Optical Materials for High Power Lasers

18 September 2011 | Boulder, Colorado, United States

7th NIH Inter-Institute Workshop on Optical Diagnostic and Biophotonic Methods from Bench to Bedside

15 September 2011 | Bethesda, Maryland, United States

Optical Biopsy IX

25 January 2011 | San Francisco, California, United States

Laser Damage Symposium XLII: Annual Symposium on Optical Materials for High Power Lasers

26 September 2010 | Boulder, Colorado, United States

Optical Biopsy VIII

25 January 2010 | San Francisco, California, United States

Inter-Institute Workshop on Optical Diagnostic and Biophotonic Methods from Bench to Bedside

1 October 2009 | Bethesda, Maryland, United States

Optical Biopsy VII

23 January 2008 | San Jose, California, United States

Optical Imaging 2006

25 September 2006 | Bethesda, Maryland, United States

Optical Biopsy VI

24 January 2006 | San Jose, California, United States

Optical Imaging 2004

20 September 2004 | Washington, DC, United States

Optical Biopsy V

27 January 2004 | San Jose, CA, United States

Showing 5 of 37 Conference Committees

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