Explanipedia

The Detection of an Extremely Bright Fast Radio Burst in a Phased Array Feed Survey Open

K. W. Bannister, R. M. Shannon, Jean‐Pierre Macquart, Chris Flynn, P. G. Edwards , et al. · 2024

We report the detection of an ultra-bright fast radio burst (FRB) from a modest, 3.4-day pilot survey with the Australian Square Kilometre Array Pathfinder. The survey was conducted in a wide-field fly's-eye configuration using the phased-…

Automated Radiosynthesis of [18f]Dpa-714 on a Commercially Available Iba Synthera® Open

Amy L. Vāvere, Arijit Ghosh, Victor Amador Diaz, Allison J. Clay, Peter J. Hall , et al. · 2023

Reduced Order Modelling of Hydraulic Valves Open

Peter J. Hall · 2023

The Aperture Array Verification System 1: System overview and early commissioning results Open

P. Benthem, R. B. Wayth, Eloy de Lera Acedo, Kristian Zarb Adami, M. Alderighi , et al. · 2021

The design and development process for the Square Kilometre Array (SKA) radio telescope’s Low Frequency Aperture Array component was progressed during the SKA pre-construction phase by an international consortium, with the goal of meeting …

The Aperture Array Verification System 1: System overview and early commissioning results Open

P. Benthem, R. B. Wayth, Eloy de Lera Acedo, Kristian Zarb Adami, M. Alderighi , et al. · 2021

The design and development process for the Square Kilometre Array (SKA) radio telescope's Low Frequency Aperture Array component was progressed during the SKA pre-construction phase by an international consortium, with the goal of meeting …

Current State and Future Prospects for Electrochemical Energy Storage and Conversion Systems Open

Qaisar Abbas, Mojtaba Mirzaeian, Michael Hunt, Peter J. Hall, Rizwan Raza · 2020

Electrochemical energy storage and conversion systems such as electrochemical capacitors, batteries and fuel cells are considered as the most important technologies proposing environmentally friendly and sustainable solutions to address ra…

Pseudocapacitive Effect of Carbons Doped with Different Functional Groups as Electrode Materials for Electrochemical Capacitors Open

Mojtaba Mirzaeian, Qaisar Abbas, Michael Hunt, Peter J. Hall · 2020

In this study, RF-based un-doped and nitrogen-doped aerogels were produced by polymerisation reaction between resorcinol and formaldehyde with sodium carbonate as catalyst and melamine as the nitrogen source. Carbon/activated carbon aeroge…

Development of a novel method to measure material surface staining by cigarette, e-cigarette or tobacco heating product aerosols Open

Annette Dalrymple, Thomas C Badrock, Anya Terry, Emma‐Jayne Bean, Mark Barber , et al. · 2020

Tobacco smoke (CS) may visually stain indoor surfaces including ceilings, walls and soft furnishings over time. Potentially reduced risk products (PRRPs) such as e-cigarettes (EC) and tobacco heating products (THP) produce chemically less …

A randomised oral fluoride retention study comparing intra-oral kinetics of fluoride-containing dentifrices before and after dietary acid exposure Open

Gary R. Burnett, Marc Nehme, Charles R. Parkinson, Ritu Karwal, Thomas C Badrock , et al. · 2020

Results confirmed that acid-labile fluoride is released from the oral cavity following a dietary acid challenge and showed that formulation excipients may impact on retention of such.

Improved Performance of Ionic Liquid Supercapacitors by using Tetracyanoborate Anions Open

Vitor L. Martins, Anthony J. R. Rennie, Nédher Sánchez-Ramírez, Roberto M. Torresi, Peter J. Hall · 2017

Supercapacitors are energy storage devices designed to operate at higher power densities than conventional batteries, but their energy density is still too low for many applications. Efforts are made to design new electrolytes with wider e…

Electrospun collagen-based nanofibres: A sustainable material for improved antibiotic utilisation in tissue engineering applications Open

Ivan J. Hall Barrientos, Eleonora Paladino, Péter Szabó, Sarah Brozio, Peter J. Hall , et al. · 2017

Electrode and electrolyte materials for electrochemical capacitors Open

Mojtaba Mirzaeian, Qaisar Abbas, A. A. Ogwu, Peter J. Hall, Mark M. Goldin , et al. · 2017

Revisiting Hybrid Interferometry With Low-Frequency Radio Astronomy Arrays Open

Adrian Sutinjo, Daniel Ung, T. Colegate, R. B. Wayth, Peter J. Hall , et al. · 2017

Radio interferometry most commonly involves antennas or antenna arrays of\nidentical design. The identical antenna assumption leads to a convenient and\nuseful mathematical simplification resulting in a scalar problem. An\ninteresting vari…

The Engineering Development Array: A Low Frequency Radio Telescope Utilising SKA Precursor Technology Open

R. B. Wayth, M. Sokołowski, T. Booler, B. Crosse, D. Emrich , et al. · 2017

We describe the design and performance of the Engineering Development Array, which is a low-frequency radio telescope comprising 256 dual-polarisation dipole antennas working as a phased array. The Engineering Development Array was conceiv…

Using Polymeric Ionic Liquids as an Active Binder in Supercapacitors Open

Vitor L. Martins, Anthony J. R. Rennie, Judith Lesowiec, Roberto M. Torresi, Peter J. Hall · 2017

Electrodes in batteries and supercapacitors generally contain inert binders to maintain their structural integrity during operation but do not participate in the storage of energy. In this paper, we demonstrate that poly ionic liquids can …

Ionic liquids containing tricyanomethanide anions: physicochemical characterisation and performance as electrochemical double-layer capacitor electrolytes Open

Vitor L. Martins, Anthony J. R. Rennie, Roberto M. Torresi, Peter J. Hall · 2017

Fluorine free ionic liquids with low density and high ionic conductivity for high energy electrochemical double-layer capacitors.

Rechargeable nickel–iron batteries for large‐scale energy storage Open

Abdallah H. Abdalla, Charles I. Oseghale, Jorge Omar Gil Posada, Peter J. Hall · 2016

This study reports the effect of iron sulphide and copper composites on the electrochemical performance of nickel–iron batteries. Nickel stripes were coated with an iron‐rich electroactive paste and were cycled against commercial nickel el…

Multiple regression analysis in the development of NiFe cells as energy storage solutions for intermittent power sources such as wind or solar Open

Jorge Omar Gil Posada, Abdallah H. Abdalla, Charles I. Oseghale, Peter J. Hall · 2016

Multiple regression analysis was used to investigate the effect of bismuth sulphide and iron sulphide as anode additives for NiFe cells. With this in mind, in-house made Fe/FeS/Bi2S3 based electrodes were cycled against commercially availa…

Controlling hydrogen evolution on iron electrodes Open

Jorge Omar Gil Posada, Peter J. Hall · 2016

Aiming to develop a cost effective means to store large amounts of electric energy, NiFe batteries were produced and tested under galvanostatic conditions at room temperature. Multiple regression analysis was conducted to develop predictiv…

Aqueous batteries as grid scale energy storage solutions Open

Jorge Omar Gil Posada, Anthony J. R. Rennie, Sofia Perez Villar, Vitor L. Martins, Jordan Marinaccio , et al. · 2016

Energy storage technologies are required to make full use of renewable energy sources, and electrochemical cells offer a great deal flexibility in the design of energy systems. For large scale electrochemical storage to be viable, the mate…

Influence of Particle Size Distribution on the Performance of Ionic Liquid-based Electrochemical Double Layer Capacitors Open

Anthony J. R. Rennie, Vitor L. Martins, Rachel M. Smith, Peter J. Hall · 2016

Electrochemical double layer capacitors (EDLCs) employing ionic liquid electrolytes are the subject of much research as they promise increased operating potentials, and hence energy densities, when compared with currently available devices…

Towards the development of safe and commercially viable nickel–iron batteries: improvements to Coulombic efficiency at high iron sulphide electrode formulations Open

Jorge Omar Gil Posada, Peter J. Hall · 2016

NiFe batteries are emerging as an important energy storage technology but suffer from a hydrogen-producing side reaction which has safety implications and reduces coulombic efficiency. This manuscript describes a systematic improvement app…

Characterization of a Low-Frequency Radio Astronomy Prototype Array in Western Australia Open

Adrian Sutinjo, T. Colegate, R. B. Wayth, Peter J. Hall, Eloy de Lera Acedo , et al. · 2015

We report characterization results for an engineering prototype of a next-generation low-frequency radio astronomy array. This prototype, which we refer to as the Aperture Array Verification System 0.5 (AAVS0.5), is a sparse pseudo-random …

Ionic Liquids Containing Sulfonium Cations as Electrolytes for Electrochemical Double Layer Capacitors Open

Anthony J. R. Rennie, Vitor L. Martins, Roberto M. Torresi, Peter J. Hall · 2015

In this work, we report on the behavior of ionic liquids (ILs) containing sulfonium cations as electrolytes for electrochemical double layer capacitors (EDLCs). Physical properties such as viscosity and ionic conductivity are reported over…

A randomised controlled trial and cost-effectiveness analysis of high-frequency oscillatory ventilation against conventional artificial ventilation for adults with acute respiratory distress syndrome. The OSCAR (OSCillation in ARDS) study Open

Ranjit Lall, Patrick Hamilton, Duncan Young, Claire Hulme, Peter J. Hall , et al. · 2015

Background Patients with the acute respiratory distress syndrome (ARDS) require artificial ventilation but this treatment may produce secondary lung damage. High-frequency oscillatory ventilation (HFOV) may reduce this damage. Objectives T…

BIGHORNS - Broadband Instrument for Global HydrOgen ReioNisation Signal Open

M. Sokołowski, S. E. Tremblay, R. B. Wayth, S. J. Tingay, Nathan Clarke , et al. · 2015

The redshifted 21cm line of neutral hydrogen ( Hi ), potentially observable at low radio frequencies (~50–200 MHz), should be a powerful probe of the physical conditions of the inter-galactic medium during Cosmic Dawn and the Epoch of Reio…

The Effect of Electrolyte Additives on the Performance of Iron Based Anodes for NiFe Cells Open

Jorge Omar Gil Posada, Peter J. Hall · 2015

Aqueous electrolyte formulations for NiFe cells were prepared by using lithium hydroxide and potassium sulfide additives. The incidence of each additive on the overall performance of the NiFe cell was evaluated by cycling our in-house buil…

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