Nanophotonic Metamaterials: Phase, Resonance and Sensing

Optical ‘magnetic mirror’ metasurfaces using interference between Fabry-Pérot cavity resonances in coaxial apertures

R Rajasekharan, A Roberts

2015-05-28

Here we propose and computationally demonstrate a quasi-planar metasurface consisting of arrays of pairs of concentric coaxial ape..

Filling schemes at submicron scale: Development of submicron sized plasmonic colour filters

R Rajasekharan, E Balaur, A Minovich, S Collins, TD James, A Djalalian-Assl, K Ganesan, S Tomljenovic-Hanic, S Kandasamy, E Skafidas, DN Neshev, P Mulvaney, A Roberts, S Prawer

2014-01-01

The pixel size imposes a fundamental limit on the amount of information that can be displayed or recorded on a sensor. Thus, there..

Optical fiber refractive index sensor incorporating resonant nanoapertures

H Nguyen, F Sidiroglou, SF Collins, TJ Davis, A Roberts, GW Baxter

2014-01-01

A novel optical fiber refractive index sensor is presented. Simulations agree well with experimental results and indicate a refrac..

Resonant nanometric apertures in metallic films

A Roberts, XM Goh

2013-01-01

The propagation of electromagnetic waves through apertures in metal screens (or films) has attracted considerable attention since ..