D.N. Payne
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View article: Extracting contact recombination from FFT-filtered photoluminescence imaging of half-metallised silicon solar cells
Extracting contact recombination from FFT-filtered photoluminescence imaging of half-metallised silicon solar cells Open
Recombination at the metal-silicon interface is a major barrier to reaching the theoretical power conversion efficiency limits. We present a PL method for evaluating the metal contact recombination current ( J 0,c ) of rear TOPCon metallis…
View article: Bio‐Disintegrable Elastic Polymers for Stretchable Piezoresistive Strain Sensors
Bio‐Disintegrable Elastic Polymers for Stretchable Piezoresistive Strain Sensors Open
The fast‐growing usage of electronics is creating large amounts of e‐waste (electronic waste), most of which are directly sent into landfills or incinerated as recycling is either impractical or too costly. Therefore, it is believed that d…
View article: Ionic Density Control of Conjugated Polyelectrolytes via Postpolymerization Modification to Enhance Hole‐Blocking Property for Highly Efficient PLEDs with Fast Response Times
Ionic Density Control of Conjugated Polyelectrolytes via Postpolymerization Modification to Enhance Hole‐Blocking Property for Highly Efficient PLEDs with Fast Response Times Open
For an ideal electron interlayer, both electron injection and hole‐blocking properties are important to achieve better polymer light‐emitting devices (PLEDs) performance. Conjugated polyelectrolytes (CPEs) are applied widely in PLEDs to en…
View article: Scanning Electron Microscopy Dopant Contrast Imaging of Phosphorus‐Diffused Silicon
Scanning Electron Microscopy Dopant Contrast Imaging of Phosphorus‐Diffused Silicon Open
Phosphorous dopant diffusion profiles feature in many silicon semiconductor devices, including the vast majority of silicon solar cells. Accurate spatially resolved dopant profiling is crucial for understanding the performance of these dif…
View article: Avoiding Shading Losses in Concentrator Photovoltaics Using a Soft-Imprinted Cloaking Geometry
Avoiding Shading Losses in Concentrator Photovoltaics Using a Soft-Imprinted Cloaking Geometry Open
Shading losses are a longstanding obstacle in photovoltaic devices, particularly in concentrator photovoltaics, where the tradeoff between shading and resistive losses limits the concentration at which the highest power conversion efficien…
View article: Plasma Focused Ion Beam Tomography for Accurate Characterization of Black Silicon Validated by Full Wave Optical Simulation
Plasma Focused Ion Beam Tomography for Accurate Characterization of Black Silicon Validated by Full Wave Optical Simulation Open
Black silicon (BSi) is a branch of silicon material whose surface is specially processed to a micro/nanoscale structure, which can achieve ultra‐low reflectance or ultra‐high electrochemical reactivity. The diversity and complex surface st…
View article: Quantifying the Effect of Nanofeature Size on the Electrical Performance of Black Silicon Emitter by Nanoscale Modeling
Quantifying the Effect of Nanofeature Size on the Electrical Performance of Black Silicon Emitter by Nanoscale Modeling Open
Nanostructured black silicon (b-Si) surfaces with an extremely low reflectance are a promising light-trapping solution for silicon solar cells. However, it is challenging to develop a high-efficiency front-junction b-Si solar cell due to t…
View article: Silicon Nanotexture Surface Area Mapping Using Ultraviolet Reflectance
Silicon Nanotexture Surface Area Mapping Using Ultraviolet Reflectance Open
The enhanced surface area of silicon nanotexture is an important metric for solar cell integration as it affects multiple properties including optical reflectance, dopant diffusion, and surface recombination. Silicon nanotexture is typical…
View article: Field-Effect Passivation of Undiffused Black Silicon Surfaces
Field-Effect Passivation of Undiffused Black Silicon Surfaces Open
Black silicon (b-Si) surfaces typically have a high density of extreme nanofeatures and a significantly large surface area. This makes high-quality surface passivation even more critical for devices such as solar cells with b-Si surfaces. …
View article: On the Enhanced Phosphorus Doping of Nanotextured Black Silicon
On the Enhanced Phosphorus Doping of Nanotextured Black Silicon Open
The integration of nanotextured black silicon (B-Si) into solar cells is often complicated by its enhanced phosphorus doping effect, which is typically attributed to increased surface area. In this article, we show that B-Si's surface-to-v…
View article: Analysis of H<sub>2</sub>O-induced surface degradation in SrCoO<sub>3</sub>-derivatives and its impact on redox kinetics
Analysis of H<sub>2</sub>O-induced surface degradation in SrCoO<sub>3</sub>-derivatives and its impact on redox kinetics Open
Substituted SrCoO 3 surface decomposition in contact with water and its effect on the cathode redox kinetics.
View article: Hollow-core resonator fiber optic gyroscope using nodeless anti-resonant fiber
Hollow-core resonator fiber optic gyroscope using nodeless anti-resonant fiber Open
Resonator fiber optic gyroscope (RFOG) performance has hitherto been limited by nonlinearity, modal impurity, and backscattering in the sensing fibers. The use of hollow-core fiber (HCF) effectively reduces nonlinearity, but the complex in…
View article: Preface
Preface Open
It's a great honor to get the proceedings of 2020 IEEE the 8th International Conference on Information, Communication and Networks (ICICN 2020) published.ICICN provided a valuable opportunity for researchers, scholars and some scientists t…
View article: Dataset for: O-band Bi-doped fibre amplifiers: Present and Future
Dataset for: O-band Bi-doped fibre amplifiers: Present and Future Open
Dataset supports: Thipparapu, N. K., Sahu, J., & Payne, D. (2019). O-band Bi-doped fibre amplifiers: Present and future. Asian Journal of Physics, 28(7-9), 475-486. This paper review the recent developments of the O-band Bi-doped fibre amp…
View article: Application and validity of the effective medium approximation to the optical properties of nano-textured silicon coated with a dielectric layer
Application and validity of the effective medium approximation to the optical properties of nano-textured silicon coated with a dielectric layer Open
The emergence of nanotextures in photovoltaics has resulted in challenges associated with optical modelling. Whilst rigorous methods exist to accurately solve these textures, the computational effort required limits the scope of modeling a…
View article: Modeling Boron–Oxygen Degradation and Self-Repairing Silicon PV Modules in the Field
Modeling Boron–Oxygen Degradation and Self-Repairing Silicon PV Modules in the Field Open
Photovoltaic (PV) cells manufactured using p-type Czochralski wafers can degrade significantly in the field due to boron-oxygen (BO) defects. Commercial hydrogenation processes can now passivate such defects; however, this passivation can …
View article: Investigation of temperature and illumination dependencies of carrier-induced degradation in p-type multi-crystalline silicon
Investigation of temperature and illumination dependencies of carrier-induced degradation in p-type multi-crystalline silicon Open
Carrier-induced degradation (CID) in multi-crystalline silicon (mc-Si) solar cells, often also referred to as Light- and elevated Temperature-Induced Degradation (LeTID), significantly affects the performance of mc-Si PERC cells when they …
View article: Understanding the optics of industrial black silicon
Understanding the optics of industrial black silicon Open
Industrial scale black silicon texturing has become a topic of increasing importance as a method for enabling lower cost multicrystalline silicon wafers through diamond wire sawing, as well as for its potential to provide improved efficien…
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: Impact of annealing on the formation and mitigation of carrier-induced defects in multi-crystalline silicon
Impact of annealing on the formation and mitigation of carrier-induced defects in multi-crystalline silicon Open
Carrier-induced degradation (CID) of multi-crystalline silicon (mc-Si) wafers is a major problem currently affecting the photovoltaic industry. A large number of studies investigating this phenomenon have provided important clues regarding…
View article: Demonstration of arbitrary temporal shaping of picosecond pulses in a radially polarized Yb-fiber MOPA with > 10 W average power
Demonstration of arbitrary temporal shaping of picosecond pulses in a radially polarized Yb-fiber MOPA with > 10 W average power Open
High precision surface processing has an unmet demand for picosecond pulses with arbitrary temporal profiles in radial polarization states and at high average powers. Here, simultaneous spatial and arbitrary temporal shaping of chirped 10 …
View article: An advanced software suite for the processing and analysis of silicon luminescence images
An advanced software suite for the processing and analysis of silicon luminescence images Open
Luminescence imaging is a versatile characterisation technique used for a broad range of research and industrial applications, particularly for the field of photovoltaics where photoluminescence and electroluminescence imaging is routinely…