- Experimental reconstruction of bands in solid core photonic bandgap fibres using acoustic gratings
Boris T Kuhlmey
Centre for Ultra High Bandwidth Devices for Optical Systems, School of Physics, University of Sydney, NSW, Australia
Opt Express 16:13845-56. 2008
..Our measurements and simulations show that the bands of the cladding are very sensitive to actual details of the structure...
- Coated photonic bandgap fibres for low-index sensing applications: cutoff analysis
Boris T Kuhlmey
Institute of Photonics and Optical Sciences IPOS and Centre for Ultra high bandwidth Devices for Optical Systems CUDOS, School of Physics A28, University of Sydney, NSW2006 Australia
Opt Express 17:16306-21. 2009
..Using these results, we propose a sensor based on a directional coupler geometry that would lead to a sensitivity of 2.2 x 10(4) nm/RIU for water based solutions with achievable smallest detectable refractive index changes below 10(-6)...
- Ultrasensitive photonic crystal fiber refractive index sensor
Darran K C Wu
Centre for Ultrahigh Bandwidth Devices for Optical Systems, School of Physics, University of Sydney, Sydney, New South Wales, Australia
Opt Lett 34:322-4. 2009
..A detection limit of 4.6x10(-7) refractive index units has been derived from measurements with a sensitivity of 30,100 nm per refractive index unit, which is the highest for a fiber device to date...
- Spatial dispersion in three-dimensional drawn magnetic metamaterials
Institute of Photonics and Optical Science, School of Physics, University of Sydney, NSW 2006, Australia
Opt Express 20:11924-35. 2012
..We also demonstrate that the spatial dispersion is eliminated by breaking the longitudinal invariance using laser ablation. The experimental results are in agreement with numerical simulations...
- Side-hole fiber sensor based on surface plasmon resonance
1School of Physics, The University of Sydney, NSW, Australia 2006
Opt Lett 34:3890-2. 2009
..SPR features were observed at 560 and 620 nm when sample fluids of refractive indices n=1.38 and n=1.41, respectively, were applied to the sensor. This study also identifies a new approach to improve the resolution of fiber SPR sensors...
- Metamaterial fibres for subdiffraction imaging and focusing at terahertz frequencies over optically long distances
Institute of Photonics and Optical Science IPOS, School of Physics, The University of Sydney, Sydney, New South Wales 2006, Australia
Nat Commun 4:2706. 2013
..Applications could include in vivo terahertz-endoscopes with resolution compatible with imaging individual cells. ..
- Birefringent all-solid hybrid microstructured fiber
Optical Fibre Technology Centre, School of Physics, University of Sydney, Eveleigh, NSW 1430, Australia
Opt Express 16:18752-63. 2008
..This structure is suitable for linearly-polarized, cladding-pumped fiber lasers utilizing the properties of PBG fibers...
- Solid-core fiber with ultra-wide bandwidth transmission window due to inhibited coupling
Centre for Ultrahigh Bandwidth Devices for Optical Systems, School of Physics A28, The University of Sydney, NSW 2006, Australia
Opt Express 18:25556-66. 2010
..6 octaves. Measured transmission properties are in good agreement with rigorous modelling...
- Stacked-and-drawn metamaterials with magnetic resonances in the terahertz range
Institute of Photonics and Optical Science IPOS and School of Physics, University of Sydney, Camperdown, New South Wales 2006, Australia
Opt Express 19:16480-90. 2011
..1 and 0.4 THz, in good agreement with simulations. Such fibers promise future applications in mass-produced stacked or woven metamaterials...
- Weaving the invisible thread: design of an optically invisible metamaterial fibre
Institute of Photonics and Optical Science IPOS, School of Physics, University of Sydney, New South Wales 2006, Australia
Opt Express 18:18095-105. 2010
..We find that invisibility is highly sensitive to details of the metamaterial boundary, a problem that is likely to affect most invisibility and cloaking schemes...
- Two-dimensional imaging in hyperbolic media-the role of field components and ordinary waves
Institute of Photonics and Optical Science IPOS, School of Physics, University of Sydney, NSW, 2006, Australia
Sci Rep 5:17690. 2015
..These become more prevalent when attempting to image large objects with high resolution. We discuss implications for curved hyperbolic imaging geometries such as hyperlenses. ..