Chris Bowen
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View article: Defect dipole alignment mediated by poling for simultaneous optimization of piezoelectricity and carrier concentration in piezocatalysts
Defect dipole alignment mediated by poling for simultaneous optimization of piezoelectricity and carrier concentration in piezocatalysts Open
Piezoelectric materials with high piezoelectric coefficients often exhibit low carrier concentrations, which hinders the generation of free charges for piezocatalytic processes. To address this, defect engineering has emerged as a promisin…
View article: Self‐Healing and Reprocessable Soft Robots Using 3D Digital Light Printing
Self‐Healing and Reprocessable Soft Robots Using 3D Digital Light Printing Open
Soft robots manufactured from compliant materials are highly versatile and can interact safely with humans while performing complex tasks. However, their low modulus and high compliance make them vulnerable to mechanical damage. Here, we s…
View article: Highly Efficient Sono‐Contact‐Electrocatalysis Enabled by Fine‐Scale and Ultrasonically Generated Polytetrafluoroethylene Particles
Highly Efficient Sono‐Contact‐Electrocatalysis Enabled by Fine‐Scale and Ultrasonically Generated Polytetrafluoroethylene Particles Open
This paper employs a range of carefully controlled experiments to develop a detailed understanding of the role of the structure, crystallinity, and chemical composition of polytetrafluoroethylene (PTFE) in driving catalytic reactions durin…
View article: A switchable dynamic-static tactile system for augmented haptic secret communication
A switchable dynamic-static tactile system for augmented haptic secret communication Open
Tactility bridges humans and the external world. Although human skin’s tactile receptors provide comprehensive perception, developing a biomimetic tactile system with both dynamic and static functions and rapid conversion remains a challen…
View article: Waste polyethylene-coated fabrics for dual-mode interfaces triboelectrification for self-powered sensors
Waste polyethylene-coated fabrics for dual-mode interfaces triboelectrification for self-powered sensors Open
The reuse of waste cotton textiles and coating them with recycled polyethylene provides a route to improve environmental sustainability, reducing our landfill burden and supporting the circular economy through effective implementation of t…
View article: Microcellular Poly (Ethylene‐Co‐Vinyl Acetate)/Lignin Nanocomposites for Soft Ferroelectrets
Microcellular Poly (Ethylene‐Co‐Vinyl Acetate)/Lignin Nanocomposites for Soft Ferroelectrets Open
This work examines the role of lignin and carbon nanotubes (CNT) in modifying the mechanical, dielectric, and ferroelectret properties of poly (ethylene‐co‐vinyl acetate) (EVA)‐based nanocomposite foams, with the potential to act as a ferr…
View article: Development of High‐Performance Multilayer Monochromators
Development of High‐Performance Multilayer Monochromators Open
Multilayer monochromators are crucial optical elements for monochromatizing intense X‐ray beams in applications demanding high photon flux with moderate energy resolution. Achieving high‐performance multilayer monochromators requires optim…
View article: Freeze-Cast Porous Textured BaTiO<sub>3</sub>–Polymer Composites for Energy Harvesting Applications
Freeze-Cast Porous Textured BaTiO<sub>3</sub>–Polymer Composites for Energy Harvesting Applications Open
Porous piezoelectric ceramics exhibit a unique combination of high piezoelectric charge coefficients (d ij ) and low permittivity compared to their dense counterparts, which is desirable for achieving high piezosensing and energy harvestin…
View article: Additively Produced Ti-6Al-4V Osteosynthesis Devices Meet the Requirements for Tensile Strength and Fatigue
Additively Produced Ti-6Al-4V Osteosynthesis Devices Meet the Requirements for Tensile Strength and Fatigue Open
The purpose of this study was to estimate the peak stresses in a laser powder bed fusion (LPBF) additive-manufactured (AM) osteosynthesis plate during physiological loading and establish if the mechanical properties of LPBF titanium alloy …
View article: Microstructure and Mechanical Performance of Molongó Wood: Unveiling an Unexplored Amazonian Timber
Microstructure and Mechanical Performance of Molongó Wood: Unveiling an Unexplored Amazonian Timber Open
This study investigates the microstructure and mechanical properties of the Amazonian Malouetia Tamaquarina (Aubl.) (Apocynaceae), commonly known as Molongó wood. In this paper we provide the first assessment of its potential for use in st…
View article: Flexible Swing Triggered Generator for Scavenging Pipeline Water Flow Energy with Near Lossless Water Pressure and Flow Velocity
Flexible Swing Triggered Generator for Scavenging Pipeline Water Flow Energy with Near Lossless Water Pressure and Flow Velocity Open
Pipeline hydroelectric generators are important in order to collect water‐flow‐related energy from pipelines. However, conventional pipeline hydroelectric generators significantly diminish the pressure and flow velocity of water within a p…
View article: Optimization of high-performance multilayer monochromator at the Diamond Light Source
Optimization of high-performance multilayer monochromator at the Diamond Light Source Open
Multilayer monochromators offer substantial advantages over traditional crystal-based monochromators. By integrating a multilayer structure, these monochromators can efficiently deliver a high photon flux density and speed up the data acqu…
View article: Freeze Casting of Microporous Composite Beads Based on a Polymer of Intrinsic Microporosity for Gas Storage Applications
Freeze Casting of Microporous Composite Beads Based on a Polymer of Intrinsic Microporosity for Gas Storage Applications Open
Polymers of intrinsic microporosity (PIMs) show potential for gas storage and separation applications. However, they are often produced in fine-scale particulate form which can lead to handling and fouling issues, for example when inserted…
View article: Self‐Poled Halide Perovskite Ruddlesden‐Popper Ferroelectric‐Photovoltaic Semiconductor Thin Films and Their Energy Harvesting Properties
Self‐Poled Halide Perovskite Ruddlesden‐Popper Ferroelectric‐Photovoltaic Semiconductor Thin Films and Their Energy Harvesting Properties Open
Ambient energy harvesters with multi‐source energy harvesting capabilities are highly desirable for developing compact and sustainable power solutions for emerging technologies such as the Internet of Things. In this study, thin films of l…
View article: Bioinspired Mechanisms and Actuation of Soft Robotic Crawlers
Bioinspired Mechanisms and Actuation of Soft Robotic Crawlers Open
Inspired by soft‐bodied animals, scientists and roboticists have explored and created soft materials and robots in this last decade to mimic the functionality and behavior of soft‐crawling animals. Such effort has originated from the uniqu…
View article: A flexible pressure sensor array for self-powered identity authentication during typing
A flexible pressure sensor array for self-powered identity authentication during typing Open
The keyboard, a staple tool for information entry and human-machine interaction, faces demands for enhanced information security due to evolving internet technologies. This study introduces a self-powered flexible intelligent keyboard (SFI…
View article: {110} Surface‐Exposed Bi <sub>3.15</sub> Nd <sub>0.85</sub> Ti <sub>3</sub> O <sub>12</sub> Ferroelectric Nanosheet Arrays on Porous Ceramics as Efficient and Recyclable Piezo‐Photocatalysts
{110} Surface‐Exposed Bi <sub>3.15</sub> Nd <sub>0.85</sub> Ti <sub>3</sub> O <sub>12</sub> Ferroelectric Nanosheet Arrays on Porous Ceramics as Efficient and Recyclable Piezo‐Photocatalysts Open
Bismuth‐layered ferroelectric nanomaterials exhibit great potential for piezo‐photocatalysis. However, a major challenge lies in the difficulty of recovering the catalytic powders, raising concerns regarding secondary pollution of water. I…
View article: An Overview of Flame‐Retardant Materials for Triboelectric Nanogenerators and Future Applications
An Overview of Flame‐Retardant Materials for Triboelectric Nanogenerators and Future Applications Open
Triboelectric nanogenerators (TENGs) have gained significant attention for ability to convert mechanical energy into electrical energy. As the applications of TENG devices expand, their safety and reliability becomes priority, particularly…
View article: Quantifying the pyroelectric and photovoltaic coupling series of ferroelectric films
Quantifying the pyroelectric and photovoltaic coupling series of ferroelectric films Open
The coupling of photovoltaic and pyroelectric effects is a common phenomenon in ferroelectric films and often results in coupling enhancements. Although the coupling effects of a variety of ferroelectric films have been examined in terms o…
View article: Comparative analysis of cathode morphologies in structural batteries using X-ray absorption near edge spectroscopy (XANES) and electrochemical methods
Comparative analysis of cathode morphologies in structural batteries using X-ray absorption near edge spectroscopy (XANES) and electrochemical methods Open
Structural batteries utilise the bifunctionality of carbon fibres to act as a load-bearing structure, but also as a conductive current collector for a battery electrode. Lithium-ion transport during the cycling of structural battery cathod…
View article: Triboelectric nanogenerator for harvesting ultra-high-speed wind energy with high-frequency output
Triboelectric nanogenerator for harvesting ultra-high-speed wind energy with high-frequency output Open
This work presents a TENG for harvesting wind energy at ultra-high wind speeds, achieving high-frequency output signals and enhancing performance. It also expands the application of TENGs in high wind speeds and urban settings.
View article: New pyroelectric figures of merit for harvesting dynamic temperature fluctuations
New pyroelectric figures of merit for harvesting dynamic temperature fluctuations Open
This paper outlines new performance figures of merit for the selection and design of pyroelectric materials for harvesting dynamic temperature fluctuations.
View article: Enhanced photoelectric and thermoelectric coupling factor in BiMn2O5 ferroelectric film
Enhanced photoelectric and thermoelectric coupling factor in BiMn2O5 ferroelectric film Open
Ferroelectric film materials have attracted significant interest due to their potential for harvesting various forms of clean energy from natural environmental sources. However, the photoelectric performance of these materials is frequentl…
View article: Dislocation-engineered piezocatalytic water splitting in single-crystal BaTiO <sub>3</sub>
Dislocation-engineered piezocatalytic water splitting in single-crystal BaTiO <sub>3</sub> Open
Dislocations were introduced into BaTiO 3 single crystals and become catalytically active centers.