Dr. Christophe A. Codemard Profile

Dr. Christophe A. Codemard

Advanced Research Manager at TRUMPF Laser UK Ltd.

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Publications (29)

Proceedings Article | 13 March 2024 Presentation

Laser structuring for spectral attenuation of different wavelengths and heat management of components in vacuum

Marco Goebel-Leonhaeuser, Jack Gabzdyl, Christophe Codemard, Adam Rosowski, Christof Siebert

Proceedings Volume PC12873, PC128730A (2024) https://doi.org/10.1117/12.3001659

KEYWORDS: Attenuation, Laser sources, Laser processing, Industrial applications, Emissivity, Aluminum, Vacuum, Thermography, Microelectronics, Laser radiation

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Proceedings Article | 12 March 2024 Presentation + Paper

Efficient multibeam generation in square lattices using SMF-SCF structure

Yongmin Jung, Natasha Vukovic, Christophe Codemard, Michalis Zervas

Proceedings Volume 12871, 128710D (2024) https://doi.org/10.1117/12.3002561

KEYWORDS: Single mode fibers, Simulations, Refractive index, Photonics, Optical testing, Microscopy, Laser drilling, Laser applications, Cladding, Beam shaping

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Proceedings Article | 12 March 2024 Presentation + Paper

Splice optimisation between dissimilar fibres in the presence of dopant diffusion

Vincenzo Scarnera, Christophe Codemard, Mike Durkin, Michalis Zervas

Proceedings Volume 12865, 1286515 (2024) https://doi.org/10.1117/12.3003118

KEYWORDS: Dopants, Diffusion, Multimode fibers, Refractive index, Modeling, Fiber lasers, Single mode fibers

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Proceedings Article | 12 March 2024 Paper

Multispot fiber lasers for material processing applications

Yongmin Jung, Natasha Vukovic, Christophe A. Codemard, Michalis N. Zervas

Proceedings Volume 12865, 128650B (2024) https://doi.org/10.1117/12.3000216

KEYWORDS: Materials processing, Fiber lasers, Laser drilling, Single mode fibers, Industrial applications, Manufacturing, Copper, Beam shaping, Structured optical fibers, Metals

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Proceedings Article | 5 March 2021 Presentation + Paper

Fibre-delivered kilowatt petal beams with self-healing properties

Natasha Vukovic, Jaclyn Chan, Christophe Codemard, Michalis Zervas

Proceedings Volume 11672, 116720U (2021) https://doi.org/10.1117/12.2576885

KEYWORDS: Lead, Superposition, Optical manipulation, Optical fibers, Optical communications, Materials processing, Laser processing, High power fiber lasers, Fiber optics

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Proceedings Article | 5 March 2021 Presentation + Paper

Dynamic BPM model for transverse modal instability

Andy Malinowski, Christophe Codemard, Michalis Zervas

Proceedings Volume 11665, 116650Z (2021) https://doi.org/10.1117/12.2582851

KEYWORDS: Beam propagation method, Phase shifts, Thermal modeling, Physics, Heart, Computing systems, Amplifiers

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Proceedings Article | 2 March 2020 Paper

Multi-kilowatt fibre laser with azimuthal mode output beam for advanced material processing

Natasha Vukovic, Jaclyn Chan, Christophe Codemard, Michalis Zervas, Stephen Keen, Rongshen Chen, Richard Jesset, Iain Botheroyd, Mike Durkin, Mark Greenwood

Proceedings Volume 11266, 1126618 (2020) https://doi.org/10.1117/12.2545666

KEYWORDS: Laser cutting, Fiber lasers, Materials processing, Laser processing, High power fiber lasers, High power lasers, Optical fibers, Beam controllers, Laser applications, Laser development

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Proceedings Article | 21 February 2020 Presentation + Paper

All-fiber bandwidth tunable filter for high power fiber lasers

Jaclyn Chan, Natasha Vukovic, Christophe Codemard, Michalis Zervas

Proceedings Volume 11260, 1126010 (2020) https://doi.org/10.1117/12.2545640

KEYWORDS: Optical filters, Refractive index, Tunable filters, Cladding, High power fiber lasers, Fiber lasers, Wave propagation, Modeling, Beam propagation method, Dielectric filters

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Proceedings Article | 26 February 2018 Paper

Pulsed fibre laser with spatial and temporal control

Paulo Almeida, Philip Gorman, Jaclyn Chan, Natasha Vukovic, Christophe Codemard, Michalis Zervas

Proceedings Volume 10512, 1051215 (2018) https://doi.org/10.1117/12.2289838

KEYWORDS: Fiber lasers, Pulsed fiber lasers, Switching, Beam shaping, Pulsed laser operation, Oscillators, Fiber amplifiers, Optical amplifiers, Switches, Gaussian beams

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Proceedings Article | 22 February 2017 Presentation + Paper

Numerical optimisation of pump absorption in doped double-clad fiber with transverse and longitudinal perturbation

Christophe Codemard, Andy Malinowski, Michalis Zervas

Proceedings Volume 10083, 1008315 (2017) https://doi.org/10.1117/12.2252091

KEYWORDS: Absorption, Cladding, Fiber lasers, Beam propagation method, Optical fibers, Fiber amplifiers, Diodes, Refractive index, Solids, Systems modeling, 3D modeling

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Proceedings Article | 22 February 2017 Presentation + Paper

Design and characterisation of SRS filtering optical fibre for pulsed fibre laser beam delivery

Natasha Vukovic, Jaclyn Chan, Philip Gorman, Marco Petrovich, John Hayes, Andy Malinowski, Christophe Codemard, Michalis Zervas

Proceedings Volume 10083, 1008312 (2017) https://doi.org/10.1117/12.2251980

KEYWORDS: Optical filters, Beam delivery, Pulsed fiber lasers, Raman scattering, Optical fibers, High power fiber lasers, Cladding, Silica, Structured optical fibers, Fiber lasers

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Proceedings Article | 21 October 2016 Paper

UK industrial high-power fiber lasers

C. Codemard, M. Zervas

Proceedings Volume 9989, 998907 (2016) https://doi.org/10.1117/12.2250336

KEYWORDS: Fiber lasers, Fiber amplifiers, Fermium, Frequency modulation, High power fiber lasers, Oscillators, Cladding, Fiber Bragg gratings, Raman scattering, Diodes

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Proceedings Article | 4 March 2015 Paper

Picosecond Yb-doped single-trench fiber amplifier with diffraction limited output

Deepak Jain, Philip Gorman, Christophe Codemard, Yongmin Jung, Michalis Zervas, Jayanta Sahu

Proceedings Volume 9344, 93440R (2015) https://doi.org/10.1117/12.2077998

KEYWORDS: Refractive index, Fiber lasers, Fiber amplifiers, Cladding, Doping, Amplifiers, Picosecond phenomena, Solids, Fermium, Frequency modulation

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Proceedings Article | 4 March 2014 Paper

Optical microstub resonator lasers

G. Murugan, S. Bakhtiari-Gorajoobi, C. Codemard, M. Mohd Nasir, G. Chen, A. Langner, M. Zervas

Proceedings Volume 8960, 896018 (2014) https://doi.org/10.1117/12.2039672

KEYWORDS: Resonators, Microresonators, Laser optics, Laser resonators, Fabrication, Fiber lasers, Sensors, Optical microcavities, Light scattering, Active optics

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Proceedings Article | 26 February 2010 Paper

Pulsed cladding-pumped large mode area fiber Raman amplifier

Junhua Ji, Christophe Codemard, Jayanta Sahu, Johan Nilsson

Proceedings Volume 7598, 75981C (2010) https://doi.org/10.1117/12.845073

KEYWORDS: Raman spectroscopy, Cladding, Fiber amplifiers, Fiber lasers, Raman scattering, Diffraction, Optical amplifiers, Amplifiers, Laser sources

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Proceedings Article | 18 February 2010 Paper

Excitation of individual Raman Stokes lines of up-to ninth order using rectangular shaped optical pulses at 530 nm

Kang Kang Chen, Shaif-ul Alam, Christophe Codemard, Andrew Malinowski, David Richardson

Proceedings Volume 7582, 75820I (2010) https://doi.org/10.1117/12.845933

KEYWORDS: Raman spectroscopy, Optical amplifiers, Fiber amplifiers, Second-harmonic generation, Fiber lasers, Polarization, Optical isolators, Crystals, Frequency conversion, Wave propagation

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Proceedings Article | 17 February 2010 Paper

100-W CW cladding-pumped Raman fiber laser at 1120 nm

C. Codemard, J. Ji, J. Sahu, J. Nilsson

Proceedings Volume 7580, 75801N (2010) https://doi.org/10.1117/12.845606

KEYWORDS: Raman spectroscopy, Fiber lasers, Cladding, Refractive index, Continuous wave operation, Laser resonators, Mirrors, Multimode fibers, Quantum efficiency, Diffraction

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Proceedings Article | 17 February 2010 Paper

Brightness enhancement limits in pulsed cladding-pumped fiber Raman amplifiers

Junhua Ji, Christophe Codemard, Johan Nilsson

Proceedings Volume 7580, 75801L (2010) https://doi.org/10.1117/12.844919

KEYWORDS: Cladding, Raman spectroscopy, Fiber amplifiers, Solids, Laser damage threshold, Optical amplifiers, Waveguides, Optical filters, Multimode fibers

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Proceedings Article | 12 August 2008 Paper

Power and energy-scaling of cladding-pumped Raman fibre lasers sources

C. Codemard, A. Shirakawa, J.-N. Maran, J. Sahu, J. Nilsson

Proceedings Volume 7099, 70990V (2008) https://doi.org/10.1117/12.806987

KEYWORDS: Raman spectroscopy, Fiber lasers, Cladding, Raman scattering, Beam propagation method, Mirrors, High power lasers, Multimode fibers, Absorption, Continuous wave operation

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Proceedings Article | 2 October 2006 Paper

Opportunities in high-power fiber lasers

Jayanta Sahu, Jaesun Kim, Seongwoo Yoo, Andrew Webb, Christophe Codemard, Pascal Dupriez, Yoonchan Jeong, Johan Nilsson, David Richardson, David Payne

Proceedings Volume 6389, 638909 (2006) https://doi.org/10.1117/12.687497

KEYWORDS: Fiber lasers, Optical filters, High power fiber lasers, Waveguides, Fiber amplifiers, Silica, Structured optical fibers, Cladding, Optical fibers, Pulsed laser operation

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Proceedings Article | 23 February 2006 Paper

Depressed clad hollow optical fiber with fundamental LP₀₁ mode cut-off

J. Kim, P. Dupriez, D.B.S. Soh, C. Codemard, S. Yoo, Y. Jeong, J. Nilsson, J. Sahu

Proceedings Volume 6102, 61020G (2006) https://doi.org/10.1117/12.653146

KEYWORDS: Fiber lasers, Cladding, Optical fibers, Absorption, Refractive index, Waveguides, Mirrors, Optical filters, Fiber characterization, Structured optical fibers

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Proceedings Article | 23 February 2006 Paper

1 W average power at 589 nm from a frequency doubled pulsed Raman fiber MOPA system

P. Dupriez, C. Farrell, M. Ibsen, J. Sahu, J. Kim, C. Codemard, Y. Jeong, D. Richardson, J. Nilsson

Proceedings Volume 6102, 61021G (2006) https://doi.org/10.1117/12.643864

KEYWORDS: Raman spectroscopy, Fiber lasers, Picosecond phenomena, Ytterbium, Continuous wave operation, Laser guide stars, Laser systems engineering, Fiber amplifiers, Optical simulations, Second-harmonic generation

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Proceedings Article | 22 April 2005 Paper

Kilowatt-class single-frequency fiber sources

D. Payne, Y. Jeong, J. Nilsson, J. Sahu, D. Soh, C. Alegria, P. Dupriez, C. Codemard, V. Philippov, V. Hernandez, R. Horley, L. Hickey, L. Wanzcyk, C. Chryssou, J. Alvarez-Chavez, P. Turner

Proceedings Volume 5709, (2005) https://doi.org/10.1117/12.601145

KEYWORDS: Fiber lasers, Amplifiers, Coating, Laser scattering, Scattering, Optical amplifiers, Diodes, Ytterbium, Silica, Raman spectroscopy

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Proceedings Article | 22 April 2005 Paper

Advances in high-power short-pulse fiber laser systems and technology

J. Price, A. Malinowski, A. Piper, F. He, W. Belardi, T. Monro, M. Ibsen, B. Thomsen, Y. Jeong, C. Codemard, M. Roelens, P. Dupriez, J. Sahu, J. Nilsson, D. Richardson

Proceedings Volume 5709, (2005) https://doi.org/10.1117/12.602600

KEYWORDS: Optical amplifiers, Dispersion, Fiber amplifiers, Fiber lasers, Micro optical fluidics, Ytterbium, Amplifiers, Laser applications, Neodymium, Picosecond phenomena

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Proceedings Article | 23 December 2004 Paper

All-fiber 0.4-mJ high-coherence eye-safe optical source

Valery Philippov, Jayanta Sahu, Christophe Codemard, Johan Nilsson, Guy Pearson

Proceedings Volume 5620, (2004) https://doi.org/10.1117/12.580077

KEYWORDS: Oscillators, Fiber lasers, Optical amplifiers, Fiber Bragg gratings, Q switched lasers, Fiber amplifiers, High power fiber amplifiers, LIDAR, Diodes, Amplifiers

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Proceedings Article | 7 June 2004 Paper

All-fiber 1.15-mJ pulsed eye-safe optical source

Valery Philippov, Jayanta Sahu, Christophe Codemard, William Clarkson, Joo-Nyung Jang, Johan Nilsson, Guy Pearson

Proceedings Volume 5335, (2004) https://doi.org/10.1117/12.527451

KEYWORDS: Fiber amplifiers, Fiber lasers, Optical amplifiers, Oscillators, Pulsed laser operation, High power fiber amplifiers, Q switched lasers, Amplifiers, Single mode fibers, LCDs

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Proceedings Article | 7 June 2004 Paper

Wideband tunable high-power narrow-linewidth erbium-ytterbium-doped fiber laser using compression-tunable fiber Bragg grating

Carlos Alegria, Yoonchan Jeong, Christophe Codemard, Jayanta Sahu, Libin Fu, Mohd Mokhtar, Morten Ibsen, Seungin Baek, Daniel Soh, Valery Philippov, Johan Nilsson

Proceedings Volume 5335, (2004) https://doi.org/10.1117/12.528190

KEYWORDS: Fiber lasers, Single mode fibers, Fiber Bragg gratings, Tunable lasers, Diodes, Ytterbium, Cladding, Laser applications, Laser resonators, Ions

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Proceedings Article | 7 June 2004 Paper

400-mW 1060-nm ytterbium-doped fiber DFB laser

Christophe Codemard, Louise Hickey, Kuthan Yelen, Daniel Soh, Rachel Wixey, Mark Coker, Mikhail Zervas, Johan Nilsson

Proceedings Volume 5335, (2004) https://doi.org/10.1117/12.527972

KEYWORDS: Fiber lasers, Ytterbium, Polarization, Diodes, Semiconductor lasers, Signal to noise ratio, Wavelength division multiplexing, Phase shifts, Single mode fibers, Laser applications

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Proceedings Article | 7 June 2004 Paper

An 18-mW 488.7-nm cw frequency-doubled fiber MOPA source

Daniel Soh, Christophe Codemard, Jayanta Sahu, Johan Nilsson, Seungin Baek, Shunhua Wang, Fredrik Laurell

Proceedings Volume 5335, (2004) https://doi.org/10.1117/12.526919

KEYWORDS: Fiber lasers, Fiber amplifiers, Ferroelectric materials, Second-harmonic generation, Tunable lasers, Crystals, Optical amplifiers, Amplifiers, Laser applications

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Showing 5 of 29 publications

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