Dr. Mark A. Walker Profile

Dr. Mark A. Walker

Research Physicist at Air Force Research Lab

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Publications (4)

Proceedings Article | 7 March 2014 Paper

Diffraction can mimic saturation in multiphoton absorbers

M. Potasek, E. Parilov, M. Walker

Proceedings Volume 8983, 89831H (2014) https://doi.org/10.1117/12.2038498

KEYWORDS: Absorption, Diffraction, Electroluminescence, Pulsed laser operation, Electroluminescent displays, Numerical analysis, Radio propagation, Chromophores, Electromagnetism, Matrices

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Proceedings Article | 1 March 2011 Paper

Controlling ultrafast light with dispersive metamaterials

Dean Brown, Mark Walker, Augustine Urbas

Proceedings Volume 7946, 79460U (2011) https://doi.org/10.1117/12.875465

KEYWORDS: Ultrafast phenomena, Mirrors, Metamaterials, Glasses, Ultrafast lasers, Dielectric mirrors, Refractive index, Dispersion, Data modeling, Ocean optics

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Proceedings Article | 13 February 2008 Paper

Femtosecond laser damage threshold and nonlinear characterization in bulk transparent SiC materials

G. Logan DesAutels, Chris Brewer, Mark Walker, Shane Juhl, Marc Finet, Scott Ristich, Matt Whitaker, Peter Powers

Proceedings Volume 6875, 68751M (2008) https://doi.org/10.1117/12.765560

KEYWORDS: Silicon carbide, Laser damage threshold, Femtosecond phenomena, Absorption, Refraction, Optical microscopes, Atomic force microscopy, Laser processing, Silicon, Image processing

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Proceedings Article | 4 November 2005 Paper

Background host effects on the nonlinear photophysical properties of a two-photon absorbing dye

David Pikas, Mark Walker, Christopher Brewer, Bala Sankaran, Loon-Seng Tan, Mark Kuzyk, Sean Kirkpatrick, Peter Powers

Proceedings Volume 5989, 59890P (2005) https://doi.org/10.1117/12.630693

KEYWORDS: Luminescence, Absorption, Polymethylmethacrylate, Solids, Chromophores, Polymers, Liquids, Laser systems engineering, Quenching (fluorescence), Analytical research

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