Dr. Zhi M. Liao Profile

Dr. Zhi M. Liao

Workforce Manager at Lawrence Livermore National Lab

SPIE Involvement:

Author

Area of Expertise:

Laser Induced Damage in Optics , Statistical Optics , Nonlinear Fiber Optics , Nonlinear Optics , Adaptive Optics , Fiber Optic Communication Systems

Websites:

Company Website

Publications (25)

Proceedings Article | 14 March 2023 Presentation + Paper

Presentation + Paper

High repetition rate, high energy petawatt laser for the matter in extreme conditions upgrade

Brendan Reagan, MariAnn Albrecht, David Alessi, Mark Ammons, Saumyabrata Banerjee, Cris Barillas, Frantisek Batysta, Brandon Buckley, Alex Chemali, Erin Clark, Edwin Davila, Robert Deri, Kevin Eseltine, Barry Fishler, E. Steve Fulkerson, Justin Galbraith, Thomas Galvin, Anthony Gonzales, Vinod Gopalan, Sandrine Herriot, Zbynek Hubka, Jessica Jimenez, Leily Kiani, Ed Koh, Rotem Kupfer, Zhi Liao, Jeremy Lusk, Hoang Nguyen, Ashay Patel, Aaron Peer, John Peterson, Robert Plummer, Kathleen Schaffers, Emily Sistrunk, Thomas Spinka, Christopher Stolz, Issa Tamer, Vincent Tang, Steve Telford, Kenneth Terzi, Pamela Utley, Katherine Velas, Anthony Vella, J. Nan Wong

Proceedings Volume 12401, 124010A (2023) https://doi.org/10.1117/12.2650137

KEYWORDS: Pulsed laser operation, Laser systems engineering, Semiconductor lasers, Laser energy, Laser development, Fusion energy, High power lasers, Equipment, X-ray sources, Plasmas

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Proceedings Article | 3 December 2022 Presentation

Presentation

Analysis of damage initiation and growth on multi-layer dielectric gratings

David Alessi, Zhi Liao, Sandrine Herriot, Laurie Lane, Raluca Negres, Thomas Lanier, Mark Hermann, Clifford Widmayer, C. Carr, Daniel Kalantar, Pam Whitman, Brendan Reagan, Thomas Spinka

Proceedings Volume PC12300, PC123000T (2022) https://doi.org/10.1117/12.2642762

KEYWORDS: Dielectrics, National Ignition Facility, Laser optics, Laser induced damage, X-rays, System integration, Statistical modeling, Radiography, Pulsed laser operation, Picosecond phenomena

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Proceedings Article | 2 December 2022 Poster + Paper

Poster + Paper

Small-beam damage test scaling for full-aperture damage performance

Zhi Liao, Thomas Spinka

Proceedings Volume 12300, 123000P (2022) https://doi.org/10.1117/12.2644342

KEYWORDS: Laser systems engineering, Laser induced damage, Laser optics, National Ignition Facility, Laser damage threshold, Laser energy, Laser safety, Amplifiers, Stochastic processes

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Proceedings Article | 19 November 2021 Presentation + Paper

Presentation + Paper

Analysis of cumulative probability of growth of damage sites at the National Ignition Facility

Zhi Liao, C. Miller, D. Cross, C. W. Carr

Proceedings Volume 11910, 119100M (2021) https://doi.org/10.1117/12.2598943

KEYWORDS: Data modeling, National Ignition Facility, Monte Carlo methods, Silica, Microscopy, Laser optics, Laser induced damage, Computer simulations, Stochastic processes, Statistical analysis

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Proceedings Article | 11 September 2020 Presentation

Presentation

Current and Future Damage Management at the National Ignition Facility

Zhi Liao

Proceedings Volume 11514, 115141B (2020) https://doi.org/10.1117/12.2571485

KEYWORDS: National Ignition Facility, Laser induced damage, Particles, Silica

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Proceedings Article | 20 November 2019 Presentation + Paper

Presentation + Paper

Damage performance of fused silica debris shield at the National Ignition Facility

Zhi Liao, C. Carr, D. Cross, C. Miller, P. Miller, M. Monticelli, B. Olejniczak, R. Raman, D. VanBlarcom, B. Welday, P. Whitman, L. Wong, T. Suratwala

Proceedings Volume 11173, 111730Y (2019) https://doi.org/10.1117/12.2536452

KEYWORDS: National Ignition Facility, Inspection, Silica, Laser optics, Particles, Diagnostics, Contamination, Laser induced damage

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Proceedings Article | 6 December 2018 Paper

Paper

Overview of laser damage performance of the third-harmonic frequency conversion crystals on the National Ignition Facility

R. Negres, D. Cross, F. Ravizza, J. Adams, S. Baxamusa, Z. Liao, M. Norton, K. Schaffers, P. Whitman, C. Carr

Proceedings Volume 10805, 1080520 (2018) https://doi.org/10.1117/12.2500342

KEYWORDS: National Ignition Facility, Silica, Laser induced damage, Crystals, Frequency conversion, Laser crystals, Microscopy

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Proceedings Article | 30 November 2018 Presentation + Paper

Presentation + Paper

Contamination-driven laser-induced damage model at the National Ignition Facility

Zhi Liao, Rajesh Raman, David Cross, W. Carr

Proceedings Volume 10748, 107480J (2018) https://doi.org/10.1117/12.2320358

KEYWORDS: Particles, Data modeling, Laser induced damage, National Ignition Facility, Performance modeling, Laser optics, Silica, Laser development, Optical microscopy, UV optics

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Proceedings Article | 16 November 2018 Paper

Paper

Characterization and repair of small damage sites and their impact on the lifetime of fused silica optics on the National Ignition Facility

Christopher Miller, Laura Kegelmeyer, Mike Nostrand, Rajesh Raman, David Cross, Zhi Liao, Raminder Garcha, Christopher Carr

Proceedings Volume 10805, 108051D (2018) https://doi.org/10.1117/12.2501839

KEYWORDS: National Ignition Facility, Silica, Image classification, Classification systems, Machine learning, Microscopy, Convolutional neural networks, Image resolution, Particles, Laser systems engineering

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Proceedings Article | 22 July 2016 Paper

Paper

Modeling of laser-induced damage and optic usage at the National Ignition Facility

Zhi Liao, Mike Nostrand, Wren Carr, Jeff Bude, Tayyab Suratwala

Proceedings Volume 9983, 998304 (2016) https://doi.org/10.1117/12.2238218

KEYWORDS: National Ignition Facility, Laser induced damage, Performance modeling, Laser optics, Systems modeling, High power lasers, Ultraviolet radiation, Laser optics, Optical simulations, Data modeling, Computer simulations, Optical components, Fusion energy, Silica

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Proceedings Article | 23 November 2015 Paper

Paper

Analysis of optics damage growth at the National Ignition Facility

Z. Liao, M. Nostrand, P. Whitman, J. Bude

Proceedings Volume 9632, 963217 (2015) https://doi.org/10.1117/12.2195515

KEYWORDS: Statistical analysis, National Ignition Facility, Silica, Inspection, Monte Carlo methods, Laser optics, Performance modeling, Data modeling, Laser induced damage, Optical inspection

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Proceedings Article | 22 July 2015 Open Access

Open Access

Paper

The stochastic nature of growth of laser-induced damage

C. Carr, David Cross, Zhi Liao, Mary Norton, Raluca Negres

Proceedings Volume 9532, 953212 (2015) https://doi.org/10.1117/12.2189861

KEYWORDS: Laser induced damage, Silica, Annealing, Stochastic processes, UV optics, Laser systems engineering, Monte Carlo methods, Ultraviolet radiation, Thermal effects, Birefringence

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Proceedings Article | 31 October 2014 Paper

Paper

Optics damage modeling and analysis at the National Ignition Facility

Z. Liao, B. Raymond, J. Gaylord, R. Fallejo, J. Bude, P. Wegner

Proceedings Volume 9237, 92370Y (2014) https://doi.org/10.1117/12.2068612

KEYWORDS: National Ignition Facility, Performance modeling, Inspection, Laser induced damage, Laser optics, Silica, Statistical analysis, Laser systems engineering, Databases, Lenses

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Proceedings Article | 3 February 2014 Paper

Paper

Influence of growth behavior on laser-induced bulk damage in deuterated potassium di-hydrogen phosphate (DKDP) crystals

Zhi Liao, R. Roussell, J. Adams, M. Runkel, W. Frenk, J. Luken, C. Carr

Proceedings Volume 8885, 88850I (2014) https://doi.org/10.1117/12.2030459

KEYWORDS: Absorption, Crystals, Laser induced damage, Laser crystals, Potassium, Bulk lasers, Systems modeling, Data modeling, Laser systems engineering, Laser optics

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Proceedings Article | 23 November 2011 Paper

Paper

Modeling max-of-n fluence distribution for optics lifetime

Zhi Liao, John Hubel, John Trenholme, C. Wren Carr

Proceedings Volume 8190, 81900W (2011) https://doi.org/10.1117/12.899367

KEYWORDS: Laser systems engineering, Systems modeling, Laser optics, Pulsed laser operation, Near field, National Ignition Facility, Near field optics, Algorithm development, Laser induced damage, Laser development

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Proceedings Article | 2 December 2010 Paper

Paper

Effective and efficient optics inspection approach using machine learning algorithms

Ghaleb Abdulla, Laura Mascio Kegelmeyer, Zhi Liao, Wren Carr

Proceedings Volume 7842, 78421D (2010) https://doi.org/10.1117/12.867648

KEYWORDS: Machine learning, Inspection, Optical inspection, Data modeling, Image analysis, Image processing, Reflection, Data mining, National Ignition Facility, Signal processing

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Proceedings Article | 31 December 2009 Paper

Paper

The effect of pulse duration on the growth rate of laser-induced damage sites at 351 nm on fused silica surfaces

R. Negres, M. Norton, Z. Liao, D. Cross, J. Bude, C. Carr

Proceedings Volume 7504, 750412 (2009) https://doi.org/10.1117/12.836905

KEYWORDS: Laser induced damage, Silica, Pulsed laser operation, Microscopes, Error analysis, Beam shaping, Carbon dioxide lasers, Near field, Robotics, Data analysis

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Proceedings Article | 30 December 2008 Paper

Paper

Laser damage growth in fused silica with simultaneous 351nm and 1053nm irradiation

Mary Norton, Adra Carr, C. Wren Carr, Eugene Donohue, Michael Feit, William Hollingsworth, Zhi Liao, Raluca Negres, Alexander Rubenchik, P. Wegner

Proceedings Volume 7132, 71321H (2008) https://doi.org/10.1117/12.804432

KEYWORDS: Laser induced damage, Silica, Current controlled current source, Laser optics, Optical damage, High power lasers, Laser systems engineering, Laser irradiation, Laser damage threshold

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Proceedings Article | 30 December 2008 Paper

Paper

Defect classification using machine learning

Adra Carr, L. Kegelmeyer, Z. Liao, G. Abdulla, D. Cross, W. Kegelmeyer, F. Ravizza, C. Carr

Proceedings Volume 7132, 713210 (2008) https://doi.org/10.1117/12.817418

KEYWORDS: Machine learning, Laser induced damage, Silica, National Ignition Facility, Signal to noise ratio, Microscopes, Inspection, Cameras, Distance measurement, Gas lasers

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Proceedings Article | 18 January 2007 Paper

Paper

Laser-induced bulk damage in Yb:S-FAP crystals

Zhi Liao, John Adams, Jeff Jarboe, Joe Menapace, Norm Nielsen, Sam Schrauth, Justin Wolfe, Al Erlandson, Kathleen Schaffers, Christopher Stolz, Andy Bayramian, John Carid

Proceedings Volume 6403, 64031X (2007) https://doi.org/10.1117/12.696218

KEYWORDS: Crystals, Laser crystals, Laser induced damage, Bulk lasers, Mercury, Strontium, Fusion energy, Magnetorheological finishing, Laser development, Crystallography

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Proceedings Article | 22 April 2005 Paper

Paper

Fiber laser front ends for high-energy short pulse lasers

Jay Dawson, Zhi Liao, Scott Mitchell, Michael Messerly, Raymond Beach, Igor Jovanovic, Curtis Brown, Stephen Payne, C. Barty

Proceedings Volume 5709, (2005) https://doi.org/10.1117/12.591147

KEYWORDS: Fiber lasers, Pulsed laser operation, Laser systems engineering, Amplifiers, Fiber amplifiers, Oscillators, Polarization, Mode locking, National Ignition Facility, Glasses

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Proceedings Article | 12 January 2005 Paper

Paper

Unique high-power fiber laser technologies

William Neuman, Deanna Pennington, Jay Dawson, Alex Drobshoff, Raymond Beach, Igor Jovanovic, Zhi Liao, Stephan Payne, C. Barty

Proceedings Volume 5653, (2005) https://doi.org/10.1117/12.581425

KEYWORDS: Fiber lasers, Fiber amplifiers, Optical amplifiers, Absorption, Laser systems engineering, Optical fibers, Cladding, Amplifiers, Neodymium, Ytterbium

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Proceedings Article | 7 June 2004 Paper

Paper

Large flattened-mode optical fiber for reduction of nonlinear effects in optical fiber lasers

Jay Dawson, Raymond Beach, Igor Jovanovic, Benoit Wattellier, Zhi Liao, Stephen Payne, Christopher Barty

Proceedings Volume 5335, (2004) https://doi.org/10.1117/12.529746

KEYWORDS: Fiber amplifiers, Optical fibers, Amplifiers, Optical amplifiers, Fiber lasers, Refractive index, Nonlinear optics, Waveguide modes, Raman scattering, Raman spectroscopy

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Proceedings Article | 3 July 2003 Paper

Paper

High-power 938-nm cladding pumped fiber laser

Jay Dawson, Alex Drobshoff, Zhi Liao, Raymond Beach, Deanna Pennington, Stephen Payne, Luke Taylor, Wolfgang Hackenberg, Domenico Bonaccini

Proceedings Volume 4974, (2003) https://doi.org/10.1117/12.478270

KEYWORDS: Fiber lasers, Fiber amplifiers, Optical amplifiers, Cladding, Neodymium, Absorption, Optical fibers, Signal attenuation, Semiconductor lasers, Ions

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Proceedings Article | 14 July 1995 Paper

Paper

Total internal reflection microscopy (TIRM) as a nondestructive subsurface damage assessment tool

Zhi Liao, Simon Cohen, John Taylor

Proceedings Volume 2428, (1995) https://doi.org/10.1117/12.213733

KEYWORDS: Surface finishing, Digital image correlation, Polishing, Silica, Light scattering, Microscopy, Nondestructive evaluation, Polarization, Laser scattering, Reflection

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Showing 5 of 25 publications

Conference Committee Involvement (3)

Pacific Rim Laser Damage 2018: Optical Materials for High-Power Lasers

24 April 2018 | Yokohama, Japan

Pacific-Rim Laser Damage

21 May 2017 | Shanghai, China

Pacific Rim Laser Damage 2017: Optical Materials for High Power Lasers

21 May 2017 | Shanghai, China

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