Dr. Paul P. DeMange Profile

Dr. Paul P. DeMange

Postdoctoral Fellow at Lawrence Livermore National Lab

SPIE Involvement:

Author

Publications (16)

Proceedings Article | 2 December 2010 Paper

Temperature activated absorption during laser-induced damage: the evolution of laser-supported solid-state absorption fronts

C. Carr, J. Bude, N. Shen, P. DeMange

Proceedings Volume 7842, 78420N (2010) https://doi.org/10.1117/12.867723

KEYWORDS: Absorption, Silica, Laser induced damage, Pulsed laser operation, Solid state lasers, Solid state physics, Diffusion, Phonons, Thermal effects, Electron transport

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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 | 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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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 | 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

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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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

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 | 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

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 | 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

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 | 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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Showing 5 of 16 publications

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