Dr. Robert J. Williams Profile

Dr. Robert J. Williams

PhD Student at Macquarie Univ

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Author

Publications (14)

Proceedings Article | 10 March 2020 Presentation

Thermal lensing in diamond at 1 kW Raman laser power (Conference Presentation)

Robert Williams, Sergei Antipov, Ondrej Kitzler, David Spence, Rich Mildren

Proceedings Volume 11259, 1125916 (2020) https://doi.org/10.1117/12.2546704

KEYWORDS: Diamond, Raman spectroscopy

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Proceedings Article | 30 December 2019 Paper

High-power single-frequency 620 nm diamond laser

Xuezong Yang, Ondrej Kitzler, David Spence, Robert Williams, Richard Mildren

Proceedings Volume 11200, 112001G (2019) https://doi.org/10.1117/12.2539013

KEYWORDS: Diamond, Second-harmonic generation, High power lasers, Nonlinear crystals, Laser applications

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Proceedings Article | 13 March 2019 Presentation

Dynamics in a 1.2 kW quasi-continuous-wave diamond Raman laser with low-coherence pumping (Conference Presentation)

Sergei Antipov, Alexander Sabella, Robert Williams, Ondrej Kitzler, David Spence, Richard Mildren

Proceedings Volume 10896, 1089613 (2019) https://doi.org/10.1117/12.2509269

KEYWORDS: Diamond, Raman spectroscopy, Optical pumping, Nd:YAG lasers

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Proceedings Article | 13 March 2019 Presentation

Free-space continuous-wave Brillouin laser using diamond (Conference Presentation)

Zhenxu Bai, Robert Williams, Ondrej Kitzler, Soumya Sarang, David Spence, Richard Mildren

Proceedings Volume 10896, 108960Z (2019) https://doi.org/10.1117/12.2508334

KEYWORDS: Diamond, Continuous wave operation, Polarization, Ytterbium, Fiber lasers, Crystals, Photoelasticity, Thermography, Laser scattering

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Proceedings Article | 4 March 2019 Presentation

Large-scale brightness enhancement of quasi-continuous cascaded diamond Raman laser at eye-safe wavelength (Conference Presentation)

Zhenxu Bai, Robert Williams, Ondrej Kitzler, Soumya Sarang, David Spence, Richard Mildren

Proceedings Volume 10902, 109021C (2019) https://doi.org/10.1117/12.2510043

KEYWORDS: Diamond, Raman spectroscopy, Quantum cascade lasers, High power lasers, Fiber lasers, Eye models, Performance modeling, Transparency

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Proceedings Article | 26 February 2018 Paper

High-power single-pass pumped diamond Raman oscillator

Matthias Heinzig, Till Walbaum, Robert Williams, Ondrej Kitzler, Richard Mildren, Thomas Schreiber, Ramona Eberhardt, Andreas Tünnermann

Proceedings Volume 10512, 105120G (2018) https://doi.org/10.1117/12.2288213

KEYWORDS: Diamond, Raman spectroscopy, Fiber amplifiers, Oscillators, Crystals, Mirrors, Coating, Fiber lasers, Frequency conversion, Chemical vapor deposition

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Proceedings Article | 15 February 2018 Presentation + Paper

High-power single-pass pumped diamond Raman oscillator

Matthias Heinzig, Till Walbaum, Robert Williams, Ondrej Kitzler, Richard Mildren, Thomas Schreiber, Ramona Eberhardt, Andreas Tünnermann

Proceedings Volume 10511, 105111K (2018) https://doi.org/10.1117/12.2287773

KEYWORDS: Diamond, Raman spectroscopy, Oscillators, Crystals, Mirrors, Fiber amplifiers, Coating, Fiber lasers, Frequency conversion, Chemical vapor deposition

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Proceedings Article | 13 January 2017 Paper

High-brightness and narrow-linewidth diamond Raman lasers

O. Lux, R. Williams, S. Sarang, H. Jasbeer, A. McKay, O. Kitzler, R. Mildren

Proceedings Volume 10254, 102540B (2017) https://doi.org/10.1117/12.2261684

KEYWORDS: Raman spectroscopy, Diamond, Laser development, Laser applications, Crystals, Tunable lasers, Continuous wave operation, Laser crystals, Fiber lasers, Spatial light modulators

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Proceedings Article | 19 February 2014 Paper

Hybrid integration for spatially multiplexed single-photon generation

Thomas Meany, Lutfi Ngah, Matthew Collins, Alex Clark, Robert Williams, Benjamin Eggleton, M. Steel, Michael Withford, Olivier Alibart, Sébastien Tanzilli

Proceedings Volume 8997, 89970P (2014) https://doi.org/10.1117/12.2055265

KEYWORDS: Waveguides, Wavelength division multiplexing, Fiber Bragg gratings, Single photon, Multiplexing, Sensors, Femtosecond phenomena, Lithium niobate, Pulsed laser operation, Photonics

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Proceedings Article | 11 February 2011 Paper

Direct laser written waveguide coupler with an optically tunable splitting ratio

M. Ams, R. Williams, M. Withford

Proceedings Volume 7925, 79250K (2011) https://doi.org/10.1117/12.875959

KEYWORDS: Waveguides, Refractive index, Femtosecond phenomena, Borosilicate glass, Absorption, Waveguide lasers, Ytterbium, Glasses, Single mode fibers, Beam splitters

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Proceedings Article | 11 February 2011 Paper

Fs laser induced apodised Bragg waveguides in fused silica

Christian Voigtländer, Peter Zeil, Jens Thomas, Martin Ams, Robert Williams, Michael Withford, Andreas Tünnermann, Stefan Nolte

Proceedings Volume 7925, 79250Y (2011) https://doi.org/10.1117/12.886306

KEYWORDS: Refractive index, Modulation, Waveguides, Fiber Bragg gratings, Femtosecond phenomena, Silica, Apodization, Laser systems engineering, Reflectivity, Fabrication

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Proceedings Article | 17 February 2010 Paper

Optically switched erbium fiber laser using a tunable fiber-Bragg grating

Robert Williams, Nemanja Jovanovic, Graham Marshall, Michael Withford

Proceedings Volume 7580, 75800P (2010) https://doi.org/10.1117/12.839450

KEYWORDS: Fiber Bragg gratings, Fiber lasers, Diodes, Erbium, Q switched lasers, Refractive index, Q switching, Switching, Q switched fiber lasers, Modulation

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Proceedings Article | 5 October 2009 Paper

Temperature and strain discriminating sensor based on the monitoring of cladding modes of a single femtosecond inscribed grating

Nemanja Jovanovic, Robert Williams, Jens Thomas, M. Steel, Graham Marshall, Alexander Fuerbach, Stefan Nolte, Andreas Tünnermann, Michael Withford

Proceedings Volume 7503, 750336 (2009) https://doi.org/10.1117/12.835094

KEYWORDS: Fiber Bragg gratings, Sensors, Cladding, Femtosecond phenomena, Temperature metrology, Refractive index, Optical fibers, Thermal optics, Semiconductor lasers, Photonics

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Proceedings Article | 5 June 2009 Open Access

Web-based photonics simulator for secondary school students

Sam Campbell, Kali Madden, Adam Strickland, Robert Williams, Nemanja Jovanovic, Benjamin Johnston, Judith Dawes

Proceedings Volume 9666, 96660V (2009) https://doi.org/10.1117/12.2207975

KEYWORDS: Photonics, Receivers, Optical amplifiers, Binary data, Optical communications, Associative arrays, Visualization, Computer simulations, Video, Photons

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