Dr. Natalia Trela-McDonald Profile

Dr. Natalia Trela-McDonald

at PowerPhotonic Inc.

SPIE Involvement:

Author

Publications (14)

Proceedings Article | 30 November 2023 Paper

Beam shaping for high-speed surface functionalisation

Alexander Griffiths, Bogusz Stępak, Persephone Poulton, Natalia Grudzień, Natalia Trela-McDonald

Proceedings Volume 12796, 127960B (2023) https://doi.org/10.1117/12.2690997

KEYWORDS: Beam shaping, Pulsed laser operation, Ultrafast phenomena, Stainless steel, Optical surfaces, Optical components, Metals, Laser scanners, Laser irradiation, Laser ablation

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Proceedings Article | 23 October 2023 Presentation + Paper

Beam combination system for coherent combination of high power fiber arrays

Callum Wreford, Gilles Diederich, Paul Harrison, Paul Graham, Natalia Trela-McDonald

Proceedings Volume 12739, 1273902 (2023) https://doi.org/10.1117/12.2680167

KEYWORDS: Near field optics, Optics manufacturing, Near field, Collimators, Manufacturing, Freeform optics, Collimation, Beam combiners, Wavefronts, Optical simulations

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Proceedings Article | 14 September 2023 Paper

Breaking symmetry constraints in freeform design for refractive beam shapers

Alexander Griffiths, Callum Wreford, Natalia Trela-McDonald

Proceedings Volume 12798, 1279819 (2023) https://doi.org/10.1117/12.2692114

KEYWORDS: Beam shaping, Design and modelling, Optical components, Chemical elements, Lenses, Optics manufacturing, Axicons, Optical surfaces, Lens arrays, Image segmentation

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Proceedings Article | 15 June 2023 Poster

Innovative freeform design methodology used for high efficiency coherent beam combination design study

Michael Dubinovsky, Callum Wreford, Natalia Trela-McDonald, Paul Harrison, Mitchell Soufleris

Proceedings Volume PC12515, PC125150G (2023) https://doi.org/10.1117/12.2678363

KEYWORDS: Design and modelling, Coherent beam combination, Collimation, Interfaces, Simulations, Physical coherence, Modeling, Laser applications, Freeform optics, Energy efficiency

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Proceedings Article | 30 May 2022 Presentation

Freeform optics for collimation and coherent beam combination in low-SWaP laser directed energy effectors

Natalia Trela-McDonald, Gilles Diederich, Alex Griffiths, Callum Wreford, Roy McBride

Proceedings Volume PC12092, PC1209205 (2022) https://doi.org/10.1117/12.2618111

KEYWORDS: Freeform optics, Directed energy weapons, Collimation, Laser energy, Coherent beam combination, Beam shaping, Transform theory, Resistance, Pulsed laser operation, Optical fibers

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Proceedings Article | 12 September 2021 Presentation + Paper

Monolithic freeform optic arrays for low-SWaP laser directed energy effectors

Roy McBride, Gilles Diederich, Paul Graham, Callum Wreford, Natalia Trela-McDonald

Proceedings Volume 11867, 118670J (2021) https://doi.org/10.1117/12.2600216

KEYWORDS: Freeform optics, Collimation, Optical arrays, Directed energy weapons, Laser energy, Semiconductor lasers, Optics manufacturing, Optical components, Beam shaping, Wavefronts

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Proceedings Article | 22 April 2016 Paper

Field mappers for laser material processing

Paul Blair, Matthew Currie, Natalia Trela, Howard Baker, Eoin Murphy, Duncan Walker, Roy McBride

Proceedings Volume 9727, 97270S (2016) https://doi.org/10.1117/12.2213481

KEYWORDS: High power lasers, Beam shaping, Manufacturing, Laser sources, Optics manufacturing, Freeform optics, Silica, Laser processing, Beam delivery, Optical fabrication, Near field optics, Diffraction

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Proceedings Article | 20 February 2014 Paper

Beamshaping for high-power lasers using freeform refractive optics

Roy McBride, Natalia Trela, Matthew Currie, Duncan Walker, Howard Baker

Proceedings Volume 8963, 89630C (2014) https://doi.org/10.1117/12.2040660

KEYWORDS: Diffractive optical elements, High power lasers, Freeform optics, Beam shaping, Speckle, Optical simulations, Zemax, Head, Optical design, Laser processing

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Proceedings Article | 26 February 2013 Paper

Monolithic fast-axis collimation of diode laser stacks

Roy McBride, Natalia Trela, Matthew Currie, Jozef Wendland, Howard Baker

Proceedings Volume 8605, 860507 (2013) https://doi.org/10.1117/12.2005232

KEYWORDS: Collimators, Collimation, Semiconductor lasers, Silica, Lens design, Adhesives, Refractive index, Micro optics, Diodes, Manufacturing

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Proceedings Article | 26 May 2011 Paper

Extending the locking range of VHG-stabilized diode laser bars using wavefront compensator phaseplates

Roy McBride, Natalia Trela, Jozef Wendland, Howard Baker

Proceedings Volume 8039, 80390F (2011) https://doi.org/10.1117/12.884202

KEYWORDS: Wavefronts, Semiconductor lasers, Wavefront compensation, Collimation, Diodes, Temperature metrology, Collimators, Waveguide modes, Waveguides, Spectroscopy

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Proceedings Article | 18 February 2010 Paper

Demonstration of high pointing accuracy dual-axis collimation of 49 emitter diode bar using a laser-written custom phase-plate

Natalia Trela, Howard Baker, Jozef Wendland, Denis Hall

Proceedings Volume 7583, 75830Y (2010) https://doi.org/10.1117/12.842197

KEYWORDS: Collimation, Semiconductor lasers, Thermal effects, Diodes, Laser systems engineering, Manufacturing, Spherical lenses, Temperature metrology, Optical components

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Proceedings Article | 17 February 2010 Paper

400W Yb:YAG planar waveguide laser using novel unstable resonators

Ian Thomson, Howard Baker, Krystian Wlodarczyk, Natalia Trela, Denis Hall

Proceedings Volume 7578, 75780K (2010) https://doi.org/10.1117/12.842128

KEYWORDS: Resonators, Planar waveguides, Waveguides, Mirrors, Diodes, Laser resonators, Semiconductor lasers, Cladding, Waveguide modes, Luminescence

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Proceedings Article | 17 February 2010 Paper

Over 55W of frequency doubled light at 530 nm pumped by an all-fiber diffraction limited picosecond fibre MOPA

Shaif-ul Alam, Kangkang Chen, John Hayes, Dejiao Lin, Andrew Malinowski, Howard Baker, Natalia Trela, Roy McBride, David Richardson

Proceedings Volume 7580, 758007 (2010) https://doi.org/10.1117/12.845929

KEYWORDS: Picosecond phenomena, Polarization, Crystals, Second-harmonic generation, Amplifiers, Diodes, Optical amplifiers, Scanning probe microscopy, Fiber amplifiers, Fiber lasers

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Proceedings Article | 14 February 2008 Paper

Development of edge pumped Yb:YAG planar waveguide lasers

H. Baker, J. Monjardin, I. Thomson, N. Trela, J. D. Valera, D. Hall

Proceedings Volume 6871, 68710Q (2008) https://doi.org/10.1117/12.774124

KEYWORDS: Waveguides, Resonators, Ray tracing, Planar waveguides, Diodes, Sapphire, Nd:YAG lasers, Laser resonators, Cladding, Laser damage threshold

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Showing 5 of 14 publications

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