Daniel D. Tune
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Environmental Stability of the Contact Resistivity of Interconnects Based on Electrically Conductive Adhesives and its Correlation to Photovoltaic Module Power Loss under Accelerated Aging Testing† Open
This study presents a detailed evaluation of electrically conductive adhesives (ECAs) in photovoltaic (PV) modules, focusing on their impact on module power loss under standard accelerated aging conditions used in industry. The study was e…
The effects of increasing filler loading on the contact resistivity of interconnects based on silver–epoxied conductive adhesives and silver metallization pastes Open
Our previous work highlighted how microscopic structural effects influence the sheet and contact resistance of electrically conductive adhesives (ECAs). Herein, we delve further by investigating how the contact and bulk resistivity of seve…
View article: Utilizing three-terminal, interdigitated back contact Si solar cells as a platform to study the durability of photoelectrodes for solar fuel production
Utilizing three-terminal, interdigitated back contact Si solar cells as a platform to study the durability of photoelectrodes for solar fuel production Open
Demonstration of a new three-terminal semiconductor photoabsorber architecture for photoelectrochemical fuel production that enables protection of the semiconductor in the dark.
New approaches to edge passivation of laser cut PERC solar cells Open
Recently the development trend in the PV industry is towards much larger wafer formats. With increasing wafer area and the resulting increase in short-circuit current at the cell level, there is also a trend towards sub-cells (solar cell c…
Mitigating Cut Losses in Interdigitated Back Contact Solar Cells Open
The edge recombination losses of crystalline silicon solar cells become significant when they are cut into smaller pieces to be assembled into modules. With the interdigitated pattern of doped p and n regions on the rear side, the interdig…
View article: Phosphorene Nanoribbon-Augmented Optoelectronics for Enhanced Hole Extraction
Phosphorene Nanoribbon-Augmented Optoelectronics for Enhanced Hole Extraction Open
Phosphorene nanoribbons (PNRs) have been widely predicted to exhibit a range of superlative functional properties; however, because they have only recently been isolated, these properties are yet to be shown to translate to improved perfor…
Catalyst-Mediated Enhancement of Carbon Nanotube Textiles by Laser Irradiation: Nanoparticle Sweating and Bundle Alignment Open
The photonic post-processing of suspended carbon nanotube (CNT) ribbons made by floating catalyst chemical vapor deposition (FC-CVD) results in selective sorting of the carbon nanotubes present. Defective, thermally non-conductive or uncon…
Front and Back‐Junction Carbon Nanotube‐Silicon Solar Cells with an Industrial Architecture Open
In the past, the application of carbon nanotube‐silicon solar cell technology to industry has been limited by the use of a metallic frame to define an active area in the middle of a silicon wafer. Here, industry standard device geometries …
Measuring and Mitigating Edge Recombination in Modules Employing Cut Cells Open
Power losses in solar cells and modules due to recombination at cut cell edges is a problem of increasing concern since many new and future module concepts use cut cells, and particularly as the PV industry moves to larger wafer formats. H…
Breakthrough Carbon Nanotube–Silicon Heterojunction Solar Cells Open
The latest advances in carbon nanotube–silicon heterojunction solar cells are combined with a new doping protocol based on the outstanding electron withdrawing properties and excellent silicon surface passivation ability of sulfonated poly…
View article: Origin of Performance Enhancement in TiO<sub>2</sub>‐Carbon Nanotube Composite Perovskite Solar Cells
Origin of Performance Enhancement in TiO<sub>2</sub>‐Carbon Nanotube Composite Perovskite Solar Cells Open
Carbon nanotubes are shown to be beneficial additives to perovskite solar cells, and the inclusion of such nanomaterials will continue to play a crucial role in the push toward developing efficient and stable device architectures. Herein, …
Fitting Single-Walled Carbon Nanotube Optical Spectra Open
In this work, a comprehensive methodology for the fitting of single-walled carbon nanotube absorption spectra is presented. Different approaches to background subtraction, choice of line profile, and calculation of full width at half-maxim…
The effect of dry shear aligning of nanotube thin films on the photovoltaic performance of carbon nanotube–silicon solar cells Open
Recent results in the field of carbon nanotube–silicon solar cells have suggested that the best performance is obtained when the nanotube film provides good coverage of the silicon surface and when the nanotubes in the film are aligned par…
Investigating the Effect of Carbon Nanotube Diameter and Wall Number in Carbon Nanotube/Silicon Heterojunction Solar Cells Open
Suspensions of single-walled, double-walled and multi-walled carbon nanotubes (CNTs) were generated in the same solvent at similar concentrations. Films were fabricated from these suspensions and used in carbon nanotube/silicon heterojunct…
SWCNT photocathodes sensitised with InP/ZnS core–shell nanocrystals Open
Increasing the light harvesting efficiency of photocathodes is an integral part of optimising the future efficiencies of solar technologies.
Correction: Dry shear aligning: a simple and versatile method to smooth and align the surfaces of carbon nanotube thin films Open
Correction for 'Dry shear aligning: a simple and versatile method to smooth and align the surfaces of carbon nanotube thin films' by D. D. Tune et al., Nanoscale, 2016, DOI: 10.1039/c5nr08784h.
Dry shear aligning: a simple and versatile method to smooth and align the surfaces of carbon nanotube thin films Open
We show that the application of lateral shear force on a randomly oriented thin film of carbon nanotubes, in the dry state, causes significant reordering of the nanotubes at the film surface.