Prof. Robert W. Eason Profile

Prof. Robert W. Eason

Professor of Optoelectronics at Optoelectronics Research Ctr

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Author

Publications (31)

Proceedings Article | 12 May 2022 Presentation

Optimisation of flow path parameters for enhanced sensitivity lateral flow devices

Alice Iles, Ioannis Katis, Peijun He, Panagiotis Galanis, Collin Sones, Robert Eason

Proceedings Volume PC11968, PC1196804 (2022) https://doi.org/10.1117/12.2603880

KEYWORDS: Polymers, Point-of-care devices, Diagnostics, Biosensors, Beam controllers

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Proceedings Article | 7 March 2022 Presentation

Monitoring neurodegenerative diseases using paper-based lateral-flow devices

Alice Iles, Peijun He, Ioannis Katis, Panagiotis Galanis, Jessica Teeling, Robert Eason, Collin Sones

Proceedings Volume PC11940, (2022) https://doi.org/10.1117/12.2603877

KEYWORDS: Alzheimer's disease, Dementia, Brain, Tomography, Therapeutics, Positron emission tomography, Neurons, Neuroimaging, Neurodegeneration, Multiplexing

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Proceedings Article | 4 October 2020 Presentation

Deep learning for microscopy image enhancement and automated labelling

Ben Mills, Benita MacKay, Sophie Blundell, Olivia Etter, Yunhui Xie, Matthew Praeger, Michael McDonnell, Alex Courtier, Robert Eason, Rohan Lewis, James Grant-Jacob

Proceedings Volume 11575, 1157505 (2020) https://doi.org/10.1117/12.2584826

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Proceedings Article | 9 March 2020 Presentation

Microscale deposition of 2D materials via laser induced backwards transfer (Conference Presentation)

Matthew Praeger, Robert Eason, Ben Mills

Proceedings Volume 11271, 112710D (2020) https://doi.org/10.1117/12.2541964

KEYWORDS: Receivers, Pulsed laser operation, Digital micromirror devices, Laser applications, Polymer thin films, Polymers, Additive manufacturing, Metamaterials, Silicon photonics, Graphene

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Proceedings Article | 9 March 2020 Presentation

Laser-patterned lateral-flow devices with multiple flow-paths for semi-quantitative measurement of the inflammatory biomarker, C-reactive protein (Conference Presentation)

Alice Iles, Peijun J. He, Ioannis Katis, Panagiotis Galanis, Anto Kumar, Jessica Teeling, Clive Holmes, Jay Amin, Robert Eason, Collin Sones

Proceedings Volume 11235, 1123507 (2020) https://doi.org/10.1117/12.2542692

KEYWORDS: Proteins, Point-of-care devices, Blood, Diagnostics, Optical lithography, Visualization

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Proceedings Article | 9 March 2020 Presentation

Particulate sensing using optical fibres and deep learning (Conference Presentation)

Ben Mills, James Grant-Jacob, Saurabh Jain, Yunhui Xie, Benita MacKay, Michael McDonnell, Matthew Praeger, Matthew Loxham, David Richardson, Robert Eason

Proceedings Volume 11299, 112990S (2020) https://doi.org/10.1117/12.2543951

KEYWORDS: Optical fibers, Optical sensing, Particles, Light scattering, Cameras, Convolutional neural networks, Scattering, Neural networks, Glasses, Fiber coupled lasers

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Proceedings Article | 7 March 2019 Presentation + Paper

1.6-μm Er:YGG waveguide amplifiers

J. Mackenzie, S. Kurilchik, J. Prentice, J. Grant-Jacob, L. Carpenter, J. Gates, P. G. Smith, C. B. Gawith, H. Riris, A. Yu, R. Eason

Proceedings Volume 10896, 1089604 (2019) https://doi.org/10.1117/12.2513665

KEYWORDS: Waveguides, Absorption, Crystals, Channel waveguides, Optical amplifiers, Erbium, Laser ablation, Spectroscopy, Amplifiers

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Proceedings Article | 4 March 2019 Presentation

Image-based monitoring of high-precision laser machining via a convolutional neural network (Conference Presentation)

Ben Mills, Daniel Heath, James Grant-Jacob, Yunhui Xie, Benita MacKay, Rob Eason

Proceedings Volume 10906, 109060Z (2019) https://doi.org/10.1117/12.2507376

KEYWORDS: Convolutional neural networks, Image processing, Materials processing, Femtosecond phenomena, Manufacturing, Nonlinear dynamics, Evolutionary algorithms, Neural networks, Light emitting diodes, Cameras

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Proceedings Article | 4 March 2019 Presentation

Neural networks for predictive laser machining capabilities (Conference Presentation)

Ben Mills, Daniel Heath, James Grant-Jacob, Yunhui Xie, Benita Mackay, Robert Eason

Proceedings Volume 10932, 1093208 (2019) https://doi.org/10.1117/12.2507375

KEYWORDS: Neural networks, Visualization, Digital micromirror devices, Beam shaping, 3D image processing, Visual process modeling, Modeling, Data modeling, Optical properties, Diffraction

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Proceedings Article | 4 March 2019 Presentation

Laser direct-write patterned paper-based devices for detection of bacterial pathogens (Conference Presentation)

Peijun He, Ioannis Katis, Catherine Bryant, Charles Keevil, Bhaskar Somani, Robert Eason, Collin Sones

Proceedings Volume 10875, 1087519 (2019) https://doi.org/10.1117/12.2506790

KEYWORDS: Pathogens, Resistance, Point-of-care devices, Diagnostics, Visualization

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Proceedings Article | 4 March 2019 Presentation

Multiplexed detection of CRP-SAA1 using laser direct-write-fabricated multiple flow-path lateral flow devices (Conference Presentation)

Peijun He, Ioannis Katis, Panos Galanis, Jessica Teeling, Clive Holmes, Robert Eason, Collin Sones

Proceedings Volume 10875, 108750I (2019) https://doi.org/10.1117/12.2506771

KEYWORDS: Multiplexing, Point-of-care devices, Diagnostics, Medical diagnostics, Statistical analysis, Proteins, Blood, Inflammation

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Proceedings Article | 4 March 2019 Presentation + Paper

Laser-direct-writing to enable filtration in paper-based devices

Panagiotis Galanis, Peijun J. He, Ioannis Katis, Michael Thomas, Yunlei Xianyu, Molly Stevens, Robert Eason, Collin Sones

Proceedings Volume 10875, 108750P (2019) https://doi.org/10.1117/12.2508753

KEYWORDS: Latex, Microfluidics, Particles, Diagnostics, Liquids, Nanoparticles, Point-of-care devices, Lasers, Particle filters, Photopolymerization, Photopolymers

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Proceedings Article | 3 May 2017 Presentation

Digital micromirror device based adaptive optics approach for enhanced micro-machining fidelity (Conference Presentation)

Daniel Heath, Ben Mills, James Grant-Jacob, Matthias Feinaeugle, Vitali Goriainov, Richard Oreffo, Robert Eason

Proceedings Volume 10117, 1011706 (2017) https://doi.org/10.1117/12.2250797

KEYWORDS: Digital micromirror devices, Point spread functions, Diffraction, Adaptive optics, Micromachining, Holograms, Real time imaging, Tomography, Reconstruction algorithms, Beam propagation method

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Proceedings Article | 17 February 2017 Paper

Er:YGG planar waveguides grown by pulsed laser deposition for LIDAR applications

Jacob Mackenzie, James Grant-Jacob, Stephen Beecher, Haris Riris, Anthony Yu, David Shepherd, Robert Eason

Proceedings Volume 10082, 100820A (2017) https://doi.org/10.1117/12.2256972

KEYWORDS: LIDAR, Planar waveguides, Crystals, Amplifiers, Absorption, Pulsed laser deposition, Waveguides, Methane, Erbium, Gallium, Spectroscopy, Gas lasers

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Proceedings Article | 9 May 2016 Paper

Engineering of thin crystal layers grown by pulsed laser deposition

James Grant-Jacob, Stephen Beecher, Tina Parsonage, Ping Hua, Jacob Mackenzie, David Shepherd, Robert Eason

Proceedings Volume 9893, 98930E (2016) https://doi.org/10.1117/12.2229747

KEYWORDS: Crystals, Pulsed laser deposition, Laser crystals, Fiber amplifiers, Laser optics, Waveguides, YAG lasers, Optical amplifiers, Optical fabrication, Integrated optics, Aluminum, Semiconductor lasers, Ytterbium, Spectroscopy, Waveguide lasers

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Proceedings Article | 16 March 2016 Paper

Yb:YAG planar waveguide lasers grown by pulsed laser deposition: 70% slope efficiencies at 16 W of output power

Stephen Beecher, James Grant-Jacob, Tina Parsonage, Ping Hua, Jacob Mackenzie, Dave Shepherd, Robert Eason

Proceedings Volume 9726, 97261Z (2016) https://doi.org/10.1117/12.2220388

KEYWORDS: Pulsed laser deposition, Waveguides, Planar waveguides, Crystals, Waveguide lasers, Laser crystals, YAG lasers, Diodes, Aluminum, Luminescence

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Proceedings Article | 20 February 2014 Paper

Enhanced second harmonic generation in lithium niobate hexagonal micro-resonator via total internal reflection quasi-phase-matching

Christos Riziotis, Tleyane Sono, Sakellaris Mailis, Robert Eason

Proceedings Volume 8964, 89641Q (2014) https://doi.org/10.1117/12.2040246

KEYWORDS: Lithium niobate, Optical microcavities, Harmonic generation, Second-harmonic generation, Microresonators, Wave propagation, Nonlinear optics, Phase shifts, Numerical simulations, Resonators

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Proceedings Article | 29 March 2013 Paper

Applications of laser printing for organic electronics

Ph. Delaporte, A. Ainsebaa, A.-P. Alloncle, M. Benetti, C. Boutopoulos, D. Cannata, F. Di Pietrantonio, V. Dinca, M. Dinescu, J. Dutroncy, R. Eason, M. Feinaugle, J.-M. Fernández-Pradas, A. Grisel, K. Kaur, U. Lehmann, T. Lippert, C. Loussert, M. Makrygianni, I. Manfredonia, T. Mattle, J.-L. Morenza, M. Nagel, F. Nüesch, A. Palla-Papavlu, L. Rapp, N. Rizvi, G. Rodio, S. Sanaur, P. Serra, J. Shaw-Stewart, C. Sones, E. Verona, I. Zergioti

Proceedings Volume 8607, 86070Z (2013) https://doi.org/10.1117/12.2004062

KEYWORDS: Printing, Sensors, Nonimpact printing, Polymers, Biosensors, Liquids, Organic light emitting diodes, Proteins, Receivers, Thin films

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Proceedings Article | 24 October 2005 Open Access

Science with coffee and hobnobs

Hannah Foreman, Averil Macdonald, Robert Eason

Proceedings Volume 9664, 96641S (2005) https://doi.org/10.1117/12.2207704

KEYWORDS: Optical communications, Photonics, Light, Physics, Mirrors, Optoelectronics, Optical fibers, Lamps, Astronomy, Active optics

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Proceedings Article | 13 April 2005 Paper

Parallel broadband fluorescent light source for optical coherence tomography

Stephane Bourquin, Laetitia Laversenne, Simon Rivier, Theo Lasser, Rene-Paul Salathe, Markus Pollnau, Christos Grivas, David Shepherd, Robert Eason

Proceedings Volume 5690, (2005) https://doi.org/10.1117/12.592819

KEYWORDS: Waveguides, Optical coherence tomography, Luminescence, Light sources, Microlens array, Beam splitters, Mirrors, Interferometers, Optical fibers, Channel projecting optics

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Proceedings Article | 8 September 2004 Paper

Photopatterning of DNA oligonucleotides on silicon surfaces with micron-scale dimensions

Huabing Yin, Tom Brown, Robert Greef, Sakellaris Mailis, Rob Eason, James Wilkinson, Tracy Melvin

Proceedings Volume 5461, (2004) https://doi.org/10.1117/12.545736

KEYWORDS: Silicon, Gold, Scanning electron microscopy, Sodium, Ultraviolet radiation, Molecules, Glasses, Semiconducting wafers, Chemistry, Optical lithography

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Proceedings Article | 14 November 2003 Paper

Laser-assisted microstructuring for Ti:sapphire channel-waveguide fabrication

A. Crunteanu, Markus Pollnau, G. Janchen, C. Hibert, Patrik Hoffmann, Rene-Paul Salathe, Robert Eason, David Shepherd

Proceedings Volume 5147, (2003) https://doi.org/10.1117/12.543706

KEYWORDS: Laser ablation, Sapphire, Reactive ion etching, Planar waveguides, Channel waveguides, Luminescence, Waveguides, Excimer lasers, Etching, Atomic force microscopy

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Proceedings Article | 23 January 2002 Paper

Efficient uni and bi-directional oscillations in photorefractive ring resonators

Malgosia Kaczmarek, Roger Cudney, Changxi Yang, Robert Eason

Proceedings Volume 4459, (2002) https://doi.org/10.1117/12.454010

KEYWORDS: Resonators, Crystals, Absorption, Laser crystals, Mirrors, Reflectivity, Nd:YAG lasers, Modeling, Physics, Light scattering

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Proceedings Article | 9 April 2001 Paper

Microstructuring of ferroelectric crystal media using light, poling, and etching techniques

Robert Eason, Ian Barry, Alex Boyland, Paul Brown, Sakellaris Mailis, Peter Smith

Proceedings Volume 4397, (2001) https://doi.org/10.1117/12.425146

KEYWORDS: Etching, Crystals, Laser ablation, Electro optics, Refractive index, Semiconducting wafers, Scanning electron microscopy, Excimer lasers, Lithium niobate, Pulsed laser operation

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Proceedings Article | 1 September 2000 Paper

Microstructuring in LiNbO3: a route to MEMS devices in piezoelectric crystal media

Robert Eason, Ian Barry, Graeme Ross, Peter Smith, Corin Gawith

Proceedings Volume 4075, (2000) https://doi.org/10.1117/12.397924

KEYWORDS: Etching, Crystals, Microelectromechanical systems, Scanning electron microscopy, Ions, Optical alignment, Photoresist materials, Silicon, Waveguides, Polarization

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Proceedings Article | 14 April 2000 Paper

Distortion-correcting holographic resonators

Jason Hendricks, S. Mailis, David Shepherd, Anne Tropper, Graham Crofts, M. Trew, Michael Damzen, Robert Eason

Proceedings Volume 3929, (2000) https://doi.org/10.1117/12.382750

KEYWORDS: Phase conjugation, Resonators, Distortion, Four wave mixing, Reflectivity, Amplifiers, Crystals, Mirrors, Neodymium lasers, Laser crystals

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Proceedings Article | 26 May 1998 Paper

Planar waveguide structures created by PLD

Miroslav Jelinek, Jan Laneok, J. Sonsky, Lubomir Jastrabik, Christos Grivas, Costas Fotakis, Alan Anderson, Robert Eason, Francois Flory

Proceedings Volume 3404, (1998) https://doi.org/10.1117/12.308628

KEYWORDS: Planar waveguides, Neodymium, Nd:YAG lasers, Sapphire, Waveguides, Crystals, Protactinium, Signal attenuation, Oxygen, Luminescence

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Proceedings Article | 27 December 1996 Paper

Planar waveguide lasers created by pulsed laser deposition

Miroslav Jelinek, Robert Eason, Jan Lancok, Alan Anderson, Christos Grivas, Costas Fotakis, Lubomir Jastrabik, Francois Flory

Proceedings Volume 3052, (1996) https://doi.org/10.1117/12.262968

KEYWORDS: Planar waveguides, Pulsed laser deposition, Waveguides, Thin films, Waveguide lasers, Nd:YAG lasers, Semiconductor lasers, Liquid phase epitaxy, Luminescence, Quartz

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Proceedings Article | 25 October 1996 Paper

Optical control of domain structures in strontium barium niobate (SBN)

Graeme Ross, Peter Smith, Paul Brown, Robert Eason

Proceedings Volume 2849, (1996) https://doi.org/10.1117/12.255484

KEYWORDS: Crystals, Temperature metrology, Switching, Nonlinear crystals, Polarization, Barium, Laser crystals, Argon ion lasers, Thermal effects, Phase matching

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Proceedings Article | 30 September 1996 Paper

Study of Ti:sapphire layers created by PLD

Miroslav Jelinek, Robert Eason, Jan Lancok, Andrew Anderson, Christos Grivas, Costas Fotakis, Lubomir Jastrabik, Francois Flory

Proceedings Volume 2888, (1996) https://doi.org/10.1117/12.253103

KEYWORDS: Luminescence, Sapphire, Crystals, Waveguides, Quartz, Thin films, Laser crystals, Refraction, Ions, Waveguide lasers

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Proceedings Article | 1 May 1990 Paper

Ion-correlation experiments in dense plasmas

B. Shiwai, A. Djaoui, Robert Eason, D. Goodman, Tom Hall, Gregory Tallents, S. Rose

Proceedings Volume 1229, (1990) https://doi.org/10.1117/12.18675

KEYWORDS: Plasmas, Aluminum, Femtosecond phenomena, Absorption, Fourier transforms, Ions, Chemical species, X-rays, Temperature metrology, Crystals

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Showing 5 of 31 publications

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