Macquarie University, Sydney Macquarie University ResearchOnline

Showing items 1 - 15 of 26.

Add to Quick Collection   All 26 Results

Sort:
 Add All Items to Quick Collection
Date: 2016
Language: eng
Resource Type: journal article
Identifier: http://hdl.handle.net/1959.14/1202692
Description: We describe EMUstack, an open-source implementation of the Scattering Matrix Method (SMM) for solving field problems in layered media. The fields inside nanostructured layers are described in terms of ... More
Reviewed: Reviewed
Date: 2016
Language: eng
Resource Type: journal article
Identifier: http://hdl.handle.net/1959.14/1199662
Description: The perfect absorption of light in subwavelength thickness layers generally relies on exotic materials, metamaterials or thick metallic gratings. Here we demonstrate that total light absorption can be ... More
Reviewed: Reviewed
Date: 2015
Language: eng
Resource Type: journal article
Identifier: http://hdl.handle.net/1959.14/1202679
Description: The guided mode resonances (GMRs) of diffraction gratings surrounded by low index materials can be designed to produce broadband regions of near perfect reflection and near perfect transmission. These ... More
Reviewed: Reviewed
Date: 2015
Language: eng
Resource Type: journal article
Identifier: http://hdl.handle.net/1959.14/1202018
Description: Erratum to article published in Physical review B 93, 159903(E) (2016), doi: https://doi.org/10.1103/PhysRevB.93.159903 We derive the dispersion relations of the guided modes in wire media slabs using ... More
Reviewed: Reviewed
Date: 2015
Language: eng
Resource Type: conference paper
Identifier: http://hdl.handle.net/1959.14/1235762
Description: We consider the conditions for perfect absorption in uniform thin-films and in thin gratings. We find that perfect absorption of TE polarized light can occur in gratings composed of weakly absorbing m ... More
Date: 2013
Language: eng
Resource Type: journal article
Identifier: http://hdl.handle.net/1959.14/1243809
Description: Aperiodic Nanowire (NW) arrays have higher absorption than equivalent periodic arrays, making them of interest for photovoltaic applications. An inevitable property of aperiodic arrays is the clusteri ... More
Reviewed: Reviewed
Date: 2013
Language: eng
Resource Type: conference paper
Identifier: http://hdl.handle.net/1959.14/1242982
Description: Nanowire arrays are the focus of considerable research for incorporation into next generation solar cells. For these structures to be economically viable they must be designed to achieve high efficien ... More
Reviewed: Reviewed
Date: 2012
Language: eng
Resource Type: conference paper
Identifier: http://hdl.handle.net/1959.14/199851
Description: We present a Hamiltonian for electrodynamics in lossy, dispersive, magneto-electric media, and diagonalize its canonical quantum counterpart. Our results provide a rigorous framework for classical and ... More
Reviewed: Reviewed
Date: 2012
Language: eng
Resource Type: conference paper
Identifier: http://hdl.handle.net/1959.14/1236641
Description: We study the effect of non-uniform radii on the optical absorption of silicon nanowire arrays. Whilst previous studies have shown that radius disorder can increase the efficiency, the mechanism is unc ... More
Reviewed: Reviewed
Date: 2012
Language: eng
Resource Type: journal article
Identifier: http://hdl.handle.net/1959.14/1220859
Description: Solar cell designs based on disordered nanostructures tend to have higher efficiencies than structures with uniform absorbers, though the reason is poorly understood. To resolve this, we use a semi-an ... More
Reviewed: Reviewed
Date: 2011
Language: eng
Resource Type: conference paper
Identifier: http://hdl.handle.net/1959.14/1243695
Description: Nanowire arrays are promising structures for 3rd generation photovoltaics, due to their absorption enhancement over thin films and reduction in material usage. Having previously studied the absorption ... More
Reviewed: Reviewed
Date: 2011
Language: eng
Resource Type: conference paper
Identifier: http://hdl.handle.net/1959.14/1244903
Description: We analyze the absorption of solar radiation by dense silicon nanowire arrays, which are being considered for use in solar cells. Though it is known that these structures absorb sunlight much more eff ... More
Reviewed: Reviewed
Date: 2011
Language: eng
Resource Type: conference paper
Identifier: http://hdl.handle.net/1959.14/1244197
Description: We use a novel modal simulation method to study the optical absorption properties of silicon nanowire arrays, which are being considered for 3rd generation photovoltaics. We have previously found the ... More
Reviewed: Reviewed
Date: 2011
Subject Keyword: 020500 Optical Physics
Language: eng
Resource Type: journal article
Identifier: http://hdl.handle.net/1959.14/160388
Description: The dispersion relation of periodic structures that include metamaterials or materials with large anomalous dispersion can give bands with infinite group velocity points. These bands do not span the e ... More
Full Text: Full Text
Reviewed: Reviewed
Date: 2011
Language: eng
Resource Type: journal article
Identifier: http://hdl.handle.net/1959.14/1204636
Description: We analyze the absorption of solar radiation by silicon nanowire arrays, which are being considered for photovoltaic applications. These structures have been shown to have enhanced absorption compared ... More
Reviewed: Reviewed