Stuart A. Boden
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View article: Benchmarking framework for decomposition models in solar irradiance estimation within a temperate climate
Benchmarking framework for decomposition models in solar irradiance estimation within a temperate climate Open
View article: Stretchable and Flexible Crystalline Silicon Photovoltaic Modules Embodying an Auxetic Rotating‐Square Structure for Adjustable Transmittance
Stretchable and Flexible Crystalline Silicon Photovoltaic Modules Embodying an Auxetic Rotating‐Square Structure for Adjustable Transmittance Open
This work describes the segmentation of commercial crystalline silicon solar cells into smaller sections and their subsequent restructuring into interconnected arrays, based on an auxetic rotating‐square architecture, to produce a lightwei…
View article: Roadmap on established and emerging photovoltaics for sustainable energy conversion
Roadmap on established and emerging photovoltaics for sustainable energy conversion Open
Photovoltaics (PVs) are a critical technology for curbing growing levels of anthropogenic greenhouse gas emissions, and meeting increases in future demand for low-carbon electricity. In order to fulfill ambitions for net-zero carbon dioxid…
View article: Scalable Large-Area 2D-MoS<sub>2</sub>/Silicon-Nanowire Heterostructures for Enhancing Energy Storage Applications
Scalable Large-Area 2D-MoS<sub>2</sub>/Silicon-Nanowire Heterostructures for Enhancing Energy Storage Applications Open
Two-dimensional (2D) transition-metal dichalcogenides have shown great potential for energy storage applications owing to their interlayer spacing, large surface area-to-volume ratio, superior electrical properties, and chemical compatibil…
View article: Stretchable and Flexible Crystalline Silicon Photovoltaic Modules Embodying an Auxetic Rotating-Square Structure for Adjustable Transmittance
Stretchable and Flexible Crystalline Silicon Photovoltaic Modules Embodying an Auxetic Rotating-Square Structure for Adjustable Transmittance Open
View article: Roadmap on Photovoltaic Absorber Materials for Sustainable Energy Conversion
Roadmap on Photovoltaic Absorber Materials for Sustainable Energy Conversion Open
Photovoltaics (PVs) are a critical technology for curbing growing levels of anthropogenic greenhouse gas emissions, and meeting increases in future demand for low-carbon electricity. In order to fulfil ambitions for net-zero carbon dioxide…
View article: Characterising the broadband, wide–angle reflectance properties of black silicon surfaces for photovoltaic applications
Characterising the broadband, wide–angle reflectance properties of black silicon surfaces for photovoltaic applications Open
Black silicon nanotextures offer significant optical performance improvements when applied to crystalline silicon solar cells. Coupled with conventional pyramidal textures, to create so–called hybrid black silicon, these benefits are shown…
View article: A Fullerene–Platinum Complex for Direct Functional Patterning of Single Metal Atom-Embedded Carbon Nanostructures
A Fullerene–Platinum Complex for Direct Functional Patterning of Single Metal Atom-Embedded Carbon Nanostructures Open
The development of patterning materials ("resists") at the nanoscale involves two distinct trends: one is toward high sensitivity and resolution for miniaturization, the other aims at functionalization of the resists to realize bottom-up c…
View article: Alternative dielectrics for hole selective passivating contacts and the influence of nanolayer built-in charge
Alternative dielectrics for hole selective passivating contacts and the influence of nanolayer built-in charge Open
Highly passivating, hole selective contacts are required for future high efficiency silicon solar cells. This work investigates selected dielectrics as potential SiOx replacements to act as hole selective contacts. AlOx and SiNx were ident…
View article: High symmetry nano-photonic quasi-crystals providing novel light management in silicon solar cells
High symmetry nano-photonic quasi-crystals providing novel light management in silicon solar cells Open
Reduction of surface reflection loss is crucial for high efficiency next generation Si solar cells. Surface texturing provides a viable method to reduce loss over the full solar bandwidth. Previous studies have concentrated on simple moth-…
View article: Optoelectronic properties of ultrathin ALD silicon nitride and its potential as a hole-selective nanolayer for high efficiency solar cells
Optoelectronic properties of ultrathin ALD silicon nitride and its potential as a hole-selective nanolayer for high efficiency solar cells Open
Fully exploiting the power conversion efficiency limit of silicon solar cells requires the use of passivating contacts that minimize electrical losses at metal/silicon interfaces. An efficient hole-selective passivating contact remains one…
View article: Wavelength and angle resolved reflectance measurements of pyramidal textures for crystalline silicon photovoltaics
Wavelength and angle resolved reflectance measurements of pyramidal textures for crystalline silicon photovoltaics Open
Wavelength and angle resolved scattering (WARS) reflectance measurements are attractive to the photovoltaic (PV) industry as a means of characterizing the light‐trapping properties of a textured front surface. Moreover, at the PV module le…
View article: Integrated vortex beam emitter in the THz frequency range: Design and simulation
Integrated vortex beam emitter in the THz frequency range: Design and simulation Open
Compact vortex beam emitters have emerged as new light sources for novel applications in areas including spectroscopy, particle manipulation, and communications. Reported devices depend on linear optical phenomena and emit light in the nea…
View article: A new mathematical interpretation of disordered nanoscale material systems for computational modelling
A new mathematical interpretation of disordered nanoscale material systems for computational modelling Open
As the era of microscale technologies becomes increasingly overcome by that of the nanoscale, an ever-increasing emphasis on the accurate modelling of such scaled systems is apparent. This work explores the combination of the finite elemen…
View article: Multiphysics simulations for robust computational modelling of stochastic nanostructures
Multiphysics simulations for robust computational modelling of stochastic nanostructures Open
This work explores the implications of random and non-linear nanostructures on electromagnetic wave propagation, within a multiphysics simulation environment. Showcased is a way to noticeably bypass the inaccuracies drawn from the linearit…
View article: Optical simulation of black silicon surfaces using geometric randomisation and unit-cell based averaging
Optical simulation of black silicon surfaces using geometric randomisation and unit-cell based averaging Open
In this work, we present a method of simulating the reflectance spectra of black silicon surfaces using the finite element method. Outlined is the design and verification of a new set of algorithm-controlled geometries, rendering a vast ar…
View article: A Single-Step Route to Single-Crystal Molybdenum Disulphide (MoS2) Monolayer domains
A Single-Step Route to Single-Crystal Molybdenum Disulphide (MoS2) Monolayer domains Open
We report a simple, single-cycle synthetic method for forming highly-crystalline, micron-sized monolayer domains of phase-pure MoS 2 . This method combines liquid chemistry with discrete, layer-by-layer deposition from a novel Mo precursor…
View article: Hot wire chemical vapor deposition for silicon photonics: An emerging industrial application opportunity
Hot wire chemical vapor deposition for silicon photonics: An emerging industrial application opportunity Open
In this work different silicon photonic devices, including straight waveguides, multi-mode interference devices and Mach-Zehnder interferometers, were fabricated and characterized on hot-wire chemical vapor deposition (HWCVD) silicon nitri…
View article: Characterization of atomic layer deposited alumina thin films on black silicon textures using helium ion microscopy
Characterization of atomic layer deposited alumina thin films on black silicon textures using helium ion microscopy Open
Black silicon (b-Si) refers to the nanoscale texturing of a silicon surface to reduce the reflectivity across a broad wavelength range. We fabricate b-Si using a metal assisted chemical etch (MACE) process and then electrically passivate
View article: Efficient light harvesting in hybrid quantum dot–interdigitated back contact solar cells <i>via</i> resonant energy transfer and luminescent downshifting
Efficient light harvesting in hybrid quantum dot–interdigitated back contact solar cells <i>via</i> resonant energy transfer and luminescent downshifting Open
In this paper,we propose a hybrid quantum dot (QD)/Solar cell configuration to improve the performance of IBC silicon solar cells through efficient utilisation of resonant energy transfer (RET) and luminescent downshifting (LDS).
View article: Silicon slot fin waveguide on bonded double-SOI for a low-power accumulation modulator fabricated by an anisotropic wet etching technique
Silicon slot fin waveguide on bonded double-SOI for a low-power accumulation modulator fabricated by an anisotropic wet etching technique Open
We propose a new low VπL, fully-crystalline, accumulation modulator design based on a thin horizontal gate oxide slot fin waveguide, on bonded double Silicon-on-Insulator (SOI). A combination of anisotropic wet etching and the mirrored cry…
View article: Charged particle single nanometre manufacturing
Charged particle single nanometre manufacturing Open
Following a brief historical summary of the way in which electron beam lithography developed out of the scanning electron microscope, three state-of-the-art charged-particle beam nanopatterning technologies are considered. All three have b…
View article: Characterization of Epitaxial Heavily Doped Silicon Regions Formed by Hot-Wire Chemical Vapor Deposition Using Micro-Raman and Microphotoluminescence Spectroscopy
Characterization of Epitaxial Heavily Doped Silicon Regions Formed by Hot-Wire Chemical Vapor Deposition Using Micro-Raman and Microphotoluminescence Spectroscopy Open
We report on the characterization of heavily boron doped epitaxial silicon regions grown in a hot-wire chemical vapor deposition tool, using micro-Raman and photoluminescence spectroscopy. In particular, the use of this approach for emitte…
View article: Metal-assisted chemically etched black silicon for crystalline silicon solar cells
Metal-assisted chemically etched black silicon for crystalline silicon solar cells Open
Nanoscale textured silicon has the potential to overcome the optical challenges faced in the photovoltaic (PV) industry that remain in maximisation of photo-generation. However, due to the high aspect ratio of these structures, the electri…
View article: Optimisation of ex-situ annealing process for epitaxial silicon emitters via Hot Wire CVD
Optimisation of ex-situ annealing process for epitaxial silicon emitters via Hot Wire CVD Open
A refined Hot Wire Chemical Vapour Deposition (HWCVD) process for fabricating boron doped silicon emitters using a shortened anneal time and temperature is presented. We are able to crystallise our grown films with a post-deposition anneal…
View article: Dataset for "Silicon Slot Fin Waveguide on Bonded Double-SOI for Low-Power Accumulation Modulator Fabricated by Anisotropic Wet Etching Technique"
Dataset for "Silicon Slot Fin Waveguide on Bonded Double-SOI for Low-Power Accumulation Modulator Fabricated by Anisotropic Wet Etching Technique" Open
This dataset contains the raw data used for the figures in the paper 'James Byers et al "Silicon Slot Fin Waveguide on Bonded Double-SOI for Low-Power Accumulation Modulator Fabricated by Anisotropic Wet Etching Technique", in Optics Expre…
View article: Optical Modeling of Black Silicon for Solar Cells Using Effective Index Techniques
Optical Modeling of Black Silicon for Solar Cells Using Effective Index Techniques Open
Texturing the surface with both micro and nano scale features to form black silicon is a promising approach in improving solar cell efficiency. In optical modeling of such a surface, it is difficult to balance the accuracy and computationa…
View article: Minimising bulk lifetime degradation during the processing of interdigitated back contact silicon solar cells
Minimising bulk lifetime degradation during the processing of interdigitated back contact silicon solar cells Open
In this work, we develop a fabrication process for an interdigitated back contact solar cell using BBr 3 diffusion to form the p + region and POCl 3 diffusion to form the n + regions. We use the industry standard technology computer‐aided …
View article: Dataset for Helium Ion Beam Lithography on Fullerene Molecular Resists for Sub-10 nm Patterning
Dataset for Helium Ion Beam Lithography on Fullerene Molecular Resists for Sub-10 nm Patterning Open
Dataset supporting: Shi, Xiaoqing et al (2016) Helium ion beam lithography on fullerene molecular resists for sub-10 nm patterning. Microelectronic Engineering. Helium ion beam lithography (HIBL) is an emerging technique that uses a sub-na…
View article: Low-Loss Slot Waveguides with Silicon (111) Surfaces Realized Using Anisotropic Wet Etching
Low-Loss Slot Waveguides with Silicon (111) Surfaces Realized Using Anisotropic Wet Etching Open
We demonstrate low-loss slot waveguides on silicon-on-insulator (SOI) platform. Waveguides oriented along the (11-2) direction on the Si (110) plane were first fabricated by a standard e-beam lithography and dry etching process. A TMAH bas…