Dr. Gregory J. Kowalski Profile

Dr. Gregory J. Kowalski

Emeritus at Northeastern Univ

SPIE Involvement:

Author

Publications (13)

Proceedings Article | 5 March 2015 Paper

Computational model of heterogeneous heating in melanin

Jason Kellicker, Charles DiMarzio, Gregory Kowalski

Proceedings Volume 9321, 93210H (2015) https://doi.org/10.1117/12.2077853

KEYWORDS: Tissues, Absorption, Thermal analysis, Finite-difference time-domain method, Particles, Tissue optics, Phase measurement, Microscopes, Refraction, Temperature metrology

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Proceedings Article | 15 February 2011 Paper

Optimum sensor placement in microchannel reactors: design tool applications

Mehmet Sen, Jason Fiering, Gregory Kowalski, Dale Larson

Proceedings Volume 7929, 79290K (2011) https://doi.org/10.1117/12.876463

KEYWORDS: Sensors, Diffusion, Microfluidics, Temperature metrology, Glasses, Surface plasmons, Metals, 3D modeling, Water, Error analysis

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SPIE Journal Paper | 1 October 2009

Fast temperature sensing using changes in extraordinary optical transmission through an array of subwavelength apertures

Gregory Kowalski, Amir Talakoub, Jin Ji, J. Garland O'Connell, Mehmet Sen, Dale Larson

OE, Vol. 48, Issue 10, 104402, (October 2009) https://doi.org/10.1117/12.10.1117/1.3250276

KEYWORDS: Sensors, Temperature metrology, Temperature sensors, Dielectrics, Extraordinary optical transmission, Glasses, Thermal sensing, Refraction, Transmittance, Optical engineering

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Proceedings Article | 14 February 2003 Paper

Systems level parametric study of pulsed laser beam propagation

Gregory Kowalski, Landa Hoke, Barry DeCristofano, Masato Nakashima, Brian Kimball

Proceedings Volume 4797, (2003) https://doi.org/10.1117/12.453492

KEYWORDS: Laser beam propagation, Transmittance, Absorption, Materials processing, Multiphoton processes, Nonlinear optics, Laser energy

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Proceedings Article | 16 January 2002 Paper

Numerical simulations of solvent effects on optical transmission processes for zinc porphyrins

Masato Nakashima, Landa Hoke, Brian Kimball, Gregory Kowalski, Barry DeCristofano, Paula Rosenof, Desai Rao, Devulapalli Rao

Proceedings Volume 4462, (2002) https://doi.org/10.1117/12.452720

KEYWORDS: Picosecond phenomena, Transmittance, Nonlinear optics, Zinc, Quantum efficiency, Numerical simulations, Absorption, Thermal effects, Thermal modeling, Laser beam propagation

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Proceedings Article | 16 January 2002 Paper

Optical transmission processes in a thermally driven protected multi-component device

Gregory Kowalski, Landa Hoke, David Colanto, Masato Nakashima, Barry DeCristofano

Proceedings Volume 4462, (2002) https://doi.org/10.1117/12.452721

KEYWORDS: Nonlinear optics, Thermal effects, Absorption, Refraction, Transmittance, Numerical simulations, Electromagnetic radiation, Thermography, Geometrical optics, Gaussian beams

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Proceedings Article | 29 November 2000 Paper

Comparison of experimental results and numerical analysis of multicell stepped limiters

Landa Hoke, Brian Kimball, Richard Whalen, Gregory Kowalski, Barry DeCristofano

Proceedings Volume 4106, (2000) https://doi.org/10.1117/12.408511

KEYWORDS: Absorption, Transmittance, Glasses, Beam propagation method, Polyurethane, Liquids, Solids, Refraction, Numerical analysis, Optical limiting

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Proceedings Article | 4 October 1999 Paper

Microscale heat transfer in thermally stimulated nonlinear optical materials

Richard Whalen, Gregory Kowalski

Proceedings Volume 3798, (1999) https://doi.org/10.1117/12.363866

KEYWORDS: Transmittance, Thermal modeling, Refraction, Nonlinear optical materials, Pulsed laser operation, Gaussian pulse, Wave propagation, Diffusion, Electromagnetic radiation, Thermal effects

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Proceedings Article | 4 October 1999 Paper

Thermally stimulated nonlinear optical effects in a multicell stepped limiter

Landa Hoke, Gregory Kowalski, Richard Whalen, Barry DeCristofano

Proceedings Volume 3798, (1999) https://doi.org/10.1117/12.363880

KEYWORDS: Optical limiting, Thermal effects, Absorption, Nonlinear optics, Refraction, Numerical simulations, Thermography, Electromagnetic radiation, Transient nonlinear optics, Transmittance

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Proceedings Article | 11 December 1997 Paper

Microscale heat transfer effects under high incident heat flux conditions

Gregory Kowalski, Richard Whalen

Proceedings Volume 3151, (1997) https://doi.org/10.1117/12.294478

KEYWORDS: Thermal modeling, Thermal effects, Reflectivity, Heat flux, Refraction, Picosecond phenomena, Absorption, Numerical simulations, Nickel, Wave propagation

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Proceedings Article | 10 October 1997 Paper

Numerical simulation of a saturable absorbing material in the femtosecond regime

Gregory Kowalski, Richard Whalen

Proceedings Volume 3146, (1997) https://doi.org/10.1117/12.284157

KEYWORDS: Absorption, Refraction, Numerical simulations, Picosecond phenomena, Thermal modeling, Femtosecond phenomena, Reflectivity, Wave propagation, Electromagnetic radiation, Interfaces

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Proceedings Article | 21 November 1996 Paper

Numerical simulation of transient thermoreflectance of thin films in the picosecond regime

Gregory Kowalski

Proceedings Volume 2855, (1996) https://doi.org/10.1117/12.259826

KEYWORDS: Reflectivity, Reflection, Thin films, Absorption, Thin film manufacturing, Picosecond phenomena, Laser beam diagnostics, Numerical simulations, Manufacturing, Refraction

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Proceedings Article | 7 October 1996 Paper

Numerical simulation of the nonlinear optical response of bacteriorhodopsin

Gregory Kowalski

Proceedings Volume 2853, (1996) https://doi.org/10.1117/12.253464

KEYWORDS: Numerical simulations, Absorption, Refraction, Transmittance, Transient nonlinear optics, Picosecond phenomena, Sensors, Electromagnetic radiation, Distortion, Laser development

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Showing 5 of 13 publications

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