CONFERENCE PROCEEDINGS
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Dr. Liam Lewis
Centre Manager at Cork Institute of Technology
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Author
Publications (5)
Proceedings Article | 20 February 2017 Presentation + Paper
Sub-wavelength gratings for mid-infrared wavlength range around 10 microns
Brian Hogan, Stephen Hegarty, Liam Lewis, Javier Romero Vivas, Tomasz Ochalski, Guillaume Huyet
Proceedings Volume 10113, 101130D (2017) https://doi.org/10.1117/12.2251937
KEYWORDS: Reflectors, Optical design, Electron beam lithography, Mirrors, Optical components, Optical filters, Polarizers, Telecommunications, Biological research, Biosensing, Reflectivity, Germanium, Refractive index, Etching, Optical lithography, Silicon, Lithography, Photoresist materials, Mid-IR
Proceedings Article | 20 February 2017 Paper
A pH sensing system using fluorescence-based fibre optical sensor capable of small volume sample measurement
Shijie Deng, Michael A. McAuliffe, Urszula Salaj-Kosla, Raymond Wolfe, Liam Lewis, Guillaume Huyet
Proceedings Volume 10110, 101101C (2017) https://doi.org/10.1117/12.2250163
KEYWORDS: Sensing systems, Luminescence, Sensors, Signal detection, Fiber optics sensors, Optical filters, Light emitting diodes, Optical sensors, Raman spectroscopy, Spectroscopy
SPIE Journal Paper | 11 September 2014
Focusing with planar microlenses made of two-dimensionally varying high contrast gratings
Annett Klemm, Daan Stellinga, Emiliano Martins, Liam Lewis, Liam O’Faolain, Thomas Krauss
OE, Vol. 53, Issue 09, 095104, (September 2014) https://doi.org/10.1117/12.10.1117/1.OE.53.9.095104
KEYWORDS: Lenses, Reflectivity, Microlens, Optical design, Lens design, Silicon, Amorphous silicon, Absorption, Optical engineering, Glasses
Proceedings Article | 19 February 2014 Paper
Characterization of planar microlenses made of high contrast gratings
Annett Klemm, Daan Stellinga, Emiliano Martins, Liam Lewis, Liam O’Faolain, Thomas Krauss
Proceedings Volume 8995, 89950L (2014) https://doi.org/10.1117/12.2045726
KEYWORDS: Lenses, Reflectivity, Microlens, Silicon, Lens design, Optical design, Beam splitters, Refractive index, Micro optics, Diffraction gratings
Proceedings Article | 28 September 2007 Paper
Metal contacts to p-type GaN by electroless deposition
L. Lewis, D. Casey, J. Rohan, P. Maaskant
Proceedings Volume 6797, 67970J (2007) https://doi.org/10.1117/12.758947
KEYWORDS: Gallium nitride, Metals, Nickel, Platinum, Gold, Annealing, Resistance, Deposition processes, Temperature metrology, Light emitting diodes
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