Ms. Amy L. Rigatti Profile

Amy L. Rigatti

Research Engineer at Univ of Rochester

SPIE Involvement:

Author

Publications (32)

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

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 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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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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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

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 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 | 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

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 | 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

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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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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Proceedings Article | 15 May 2019 Presentation + Paper

Power balancing a multibeam laser

S. Sampat, T. Kosc, K. Bauer, R. Dean, W. Donaldson, J. Kwiatkowski, R. Moshier, A. Rigatti, M. Romanofsky, L. Waxer, J. Kelly

Proceedings Volume 10898, 108980A (2019) https://doi.org/10.1117/12.2506823

KEYWORDS: Amplifiers, Fusion energy, Optical amplifiers, Diagnostics, Distortion, Visualization, Streak cameras, Laser energy, Frequency conversion, National Ignition Facility

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Proceedings Article | 15 February 2018 Presentation + Paper

Power balance on a multibeam laser

S. Sampat, J. Kelly, T. Kosc, A. Rigatti, J. Kwiatkowski, W. Donaldson, M. Romanofsky, L. Waxer, R. Dean, R. Moshier

Proceedings Volume 10511, 105110P (2018) https://doi.org/10.1117/12.2288510

KEYWORDS: Amplifiers, Optical amplifiers, Calibration, Fusion energy, Crystals, Cameras, Frequency conversion, Wave plates

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Proceedings Article | 13 January 2017 Paper

Study of the picosecond laser damage in HfO2/SiO20based thin-film coatings in vacuum

A. Kozlov, S. Papernov, J. Oliver, A. Rigatti, B. Taylor, B. Charles, C. Smith

Proceedings Volume 10014, 100141Y (2017) https://doi.org/10.1117/12.2242832

KEYWORDS: Thin film coatings, Laser damage threshold, Picosecond phenomena, Thin films, Multilayers, Hybrid fiber optics, Pulsed laser operation, Quantum wells, Scanning electron microscopy, Optical coatings

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Proceedings Article | 14 December 2015 Paper

Impact of particle shape on the laser-contaminant interaction induced damage on the protective capping layer of 1high reflector mirror coatings

S. Qiu, M. Norton, J. Honig, A. Rubenchik, C. Boley, A. Rigatti, C. Stolz, M. Matthews

Proceedings Volume 9632, 963208 (2015) https://doi.org/10.1117/12.2195517

KEYWORDS: Optical spheres, Particles, Silica, Laser induced damage, Plasma, Spherical lenses, Mirrors, Multilayers, Reflectors, Cameras

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Proceedings Article | 27 August 2008 Paper

Laser-damage-resistant photoalignment layers for high-peak-power liquid crystal device applications

K. Marshall, J. Gan, G. Mitchell, S. Papernov, A. Rigatti, A. Schmid, S. Jacobs

Proceedings Volume 7050, 70500L (2008) https://doi.org/10.1117/12.795153

KEYWORDS: Liquid crystals, Polymers, Optical alignment, Ultraviolet radiation, Laser applications, Coating, Laser damage threshold, Resistance, Polarizers, LCDs

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Proceedings Article | 18 December 2007 Paper

Damage thresholds and morphology of the front- and back-irradiated SiO₂ thin films containing gold nanoparticles as artificial absorbing defects

S. Papernov, A. Schmid, J. Oliver, A. Rigatti

Proceedings Volume 6720, 67200G (2007) https://doi.org/10.1117/12.752616

KEYWORDS: Particles, Gold, Plasma, Thin films, Nanoparticles, Interfaces, Laser damage threshold, Atomic force microscopy, Ultraviolet radiation, Laser induced damage

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Proceedings Article | 21 September 2007 Paper

Vapor-phase-deposited organosilane coatings as hardening agents for high-peak-power laser optics

K. Marshall, Z. Culakova, B. Ashe, C. Giacofei, A. Rigatti, T. Kessler, A. Schmid, J. Oliver, A. Kozlov

Proceedings Volume 6674, 667407 (2007) https://doi.org/10.1117/12.734723

KEYWORDS: Laser damage threshold, Head-mounted displays, Silicon, Diffraction gratings, Natural surfaces, Resistance, Water, Laser systems engineering, Glasses, Optical coatings

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Proceedings Article | 15 January 2007 Paper

Evaluation of cleaning methods for multilayer diffraction gratings

B. Ashe, K. Marshall, C. Giacofei, A. Rigatti, T. Kessler, A. Schmid, J. Oliver, J. Keck, A. Kozlov

Proceedings Volume 6403, 64030O (2007) https://doi.org/10.1117/12.694884

KEYWORDS: Diffraction gratings, Ions, Diffraction, Silicon, Laser damage threshold, Scanning electron microscopy, Contamination, Photoresist materials, Silicon carbide, Laser systems engineering

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Proceedings Article | 7 February 2006 Paper

Manufacture and development of multilayer diffraction gratings

J. Keck, J.B. Oliver, T.J. Kessler, H. Huang, J. Barone, J. Hettrick, A.L. Rigatti, T. Hoover, K.L. Marshall, A.W. Schmid, A. Kozlov, T.Z. Kosc

Proceedings Volume 5991, 59911G (2006) https://doi.org/10.1117/12.638819

KEYWORDS: Diffraction gratings, Etching, Photoresist materials, Polymers, Holography, Coating, Laser damage threshold, Multilayers, Fusion energy, Oxygen

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Proceedings Article | 7 February 2006 Paper

Thin-film design for multilayer diffraction gratings

J.B. Oliver, T.J. Kessler, H. Huang, J. Keck, A.L. Rigatti, A.W. Schmid, A. Kozlov, T.Z. Kosc

Proceedings Volume 5991, 59911A (2006) https://doi.org/10.1117/12.638818

KEYWORDS: Coating, Diffraction gratings, Photoresist materials, Reflectivity, Multilayers, Optical design, Etching, Holography, Thin films, Laser damage threshold

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Proceedings Article | 7 February 2006 Paper

Damage behavior of HfO₂ monolayer film containing gold nanoparticles as artificial absorbing defects

S. Papernov, A.W. Schmid, A.L. Rigatti, J.B. Oliver, J.D. Howe

Proceedings Volume 5991, 59911D (2006) https://doi.org/10.1117/12.638181

KEYWORDS: Gold, Particles, Hybrid fiber optics, Nanoparticles, Thin films, Atomic force microscopy, Laser induced damage, Absorption, Metals, Multilayers

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Proceedings Article | 7 February 2006 Paper

Thin-film polarizers for the OMEGA EP laser system

J.B. Oliver, A.L. Rigatti, J.D. Howe, J. Keck, J. Szczepanski, A.W. Schmid, S. Papernov, A. Kozlov, T.Z. Kosc

Proceedings Volume 5991, 599119 (2006) https://doi.org/10.1117/12.638809

KEYWORDS: Coating, Polarizers, Silica, Crystals, Thin films, Laser systems engineering, Transmittance, National Ignition Facility, Pulsed laser operation, Laser damage threshold

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Proceedings Article | 21 February 2005 Paper

Cleaning process versus laser-damage threshold of coated optical components

Amy Rigatti

Proceedings Volume 5647, (2005) https://doi.org/10.1117/12.584720

KEYWORDS: Ultrasonics, Laser damage threshold, Optics manufacturing, Optical coatings, Laser induced damage, Laser processing, Optical components, Polishing, Inspection, Pulsed laser operation

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Proceedings Article | 13 January 2004 Paper

Fabrication of meter-scale laser-resistant mirrors for the National Ignition Facility: a fusion laser

Christopher Stolz, Carolyn Weinzapfel, Amy Rigatti, Jim Oliver, Jason Taniguchi, Ron Bevis, Jasbir Rajasansi

Proceedings Volume 5193, (2004) https://doi.org/10.1117/12.511677

KEYWORDS: Mirrors, Coating, National Ignition Facility, Wavefronts, Resistance, Manufacturing, Multilayers, Laser induced damage, Optics manufacturing, Laser welding

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Proceedings Article | 9 April 2002 Paper

Establishing links between single gold nanoparticles buried inside SiO2 thin film and 351-nm pulsed-laser damage morphology

Semyon Papernov, Ansgar Schmid, Amy Rigatti, Jim Howe

Proceedings Volume 4679, (2002) https://doi.org/10.1117/12.461710

KEYWORDS: Particles, Nanoparticles, Gold, Laser damage threshold, Thin films, Absorption, Atomic force microscopy, Fusion energy, Silica, Chromium

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Proceedings Article | 12 April 2001 Paper

Use of hafnia/silica multilayer coatings on large mirrors and polarizers for the National Ignition Facility

Douglas Smith, James Oliver, Jim Howe, Christopher Stolz, Amy Rigatti

Proceedings Volume 4347, (2001) https://doi.org/10.1117/12.425072

KEYWORDS: Multilayers, National Ignition Facility, Silica, Optical coatings, Mirrors, Polarizers, Thin film coatings, Resistance, Hafnium, Humidity

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Proceedings Article | 12 April 2001 Paper

Moisture barrier coatings to prevent environmental degradation of KDP crystals

Amy Rigatti, Douglas Smith, Gary Mitchell, Jane Dirmyer, Ansgar Schmid, Semyon Papernov

Proceedings Volume 4347, (2001) https://doi.org/10.1117/12.425070

KEYWORDS: Crystals, Sol-gels, Surface finishing, Laser crystals, Humidity, Polymethylmethacrylate, Laser systems engineering, Etching, Polishing, Laser damage threshold

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Proceedings Article | 7 April 1999 Paper

Damage in fused-silica spatial-filter lenses on the OMEGA laser system

Amy Rigatti, Douglas Smith, Ansgar Schmid, Semyon Papernov, John Kelly

Proceedings Volume 3578, (1999) https://doi.org/10.1117/12.344444

KEYWORDS: Lenses, Sol-gels, Contamination, Laser damage threshold, Etching, Reflectivity, Surface finishing, Ions, Optical coatings, Laser systems engineering

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Proceedings Article | 8 December 1997 Paper

Laser phase conversion using continuous distributed phase plates

Terrance Kessler, Ying Lin, Lawrence Iwan, Bill Castle, C. Kellogg, J. Barone, E. Kowaluk, Ansgar Schmid, Kenneth Marshall, Douglas Smith, Amy Rigatti, Joy Warner, Arthur Staley

Proceedings Volume 3047, (1997) https://doi.org/10.1117/12.294313

KEYWORDS: Photoresist materials, Algorithms, Laser systems engineering, Photomasks, Energy efficiency, Transmittance, Epoxies, Calibration, Scattering, Binary data

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Proceedings Article | 13 May 1997 Paper

Status of optics on the OMEGA laser after 18 months of operation

Amy Rigatti, Douglas Smith

Proceedings Volume 2966, (1997) https://doi.org/10.1117/12.274262

KEYWORDS: Lenses, Spatial filters, Coating, Beam splitters, Laser induced damage, Inspection, Mirrors, Laser systems engineering, Liquid crystals, Laser optics

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Showing 5 of 32 publications

Conference Committee Involvement (10)

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

22 September 2013 | Boulder, Colorado, United States

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

23 September 2012 | Boulder, Colorado, United States

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

18 September 2011 | Boulder, Colorado, United States

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

26 September 2010 | Boulder, Colorado, United States

Boulder Damage Symposium XXXIX: Annual Symposium on Optical Materials for High Power Lasers

24 September 2007 | Boulder, Colorado, United States

Showing 5 of 10 Conference Committees

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