Explanipedia

The tube transducer as a novel source for power ultrasound: A case study in delamination of graphite coating from lithium-ion battery anode Open

Ben Jacobson, Joshua Cooke, Chunhong Lei, Andrew P. Abbott, Andrew Feeney , et al. · 2025

Developing high throughput applications of sonochemistry and sonoprocessing is an outstanding ultrasonic engineering challenge that continues to limit widespread industrial adoption. Conventional mass-produced Langevin-based technologies, …

Electrodeposition of Ni by oxidation of Ni powder using I <sub>2</sub> in a choline chloride-ethylene glycol electrolyte Open

Karl S. Ryder, Andrew P. Abbott · 2025

Copper extraction and phytotoxicity of organic acid leached mine tailings Open

Vinícius Henrique De Oliveira, Sarah Duddigan, James Symons, M. J. Whelan, Vimalnath Selvaraj , et al. · 2025

Mine tailings pose environmental hazards but can also contain economically valuable metals like copper (Cu). Organic solvents, particularly low molecular weight organic acids (LMWOAs), are natural and biodegradable acids with great potenti…

Dissolution of rare-earth elements (Nd, Dy and Pr) in end-of-life neodymium magnet by an ultrasound-assisted electrochemical process Open

Muwafaq Ayesh Rabeea, Christopher E. Elgar, Jennifer M. Hartley, Allan Walton, Andrew P. Abbott , et al. · 2025

Potentiometric Water Sensor For Eutectic Solvents Containing Choline Chloride and Ethylene Glycol Open

Hayder A. S. Al-Jaafari, Jennifer M. Hartley, Molly E. Keal, Andrew P. Abbott, Minjun Yang · 2025

Electrochemical reprocessing of metals using eutectic solvents (ESs) is a promising approach due to its availability, cost-effectiveness, ease of preparation, and environmental benefits. However, a significant challenge associated with ESs…

Hybrid delamination of silver contacts from c-Si solar cells: a low environmental impact recycling approach Open

Bashayer Alsulami, Jonathon Harwell, Guillaume Zante, Andrew P. Abbott, Andrew Feeney , et al. · 2025

As deployment of photovoltaic (PV) systems intensify amidst the shift towards renewable energy sources, the imperative to minimise their environmental footprint across the full life cycle has become increasingly critical. Here, we introduc…

Electrochemical etching of metals and minerals using ultrasound in deep eutectic solvents Open

Philip Hunt, Jennifer M. Hartley, Muwafaq Ayesh Rabeea, Andrew P. Abbott, Christopher E. Elgar · 2025

This study compares the anodic dissolution of two iron-based alloys, mild steel and an FeNdB super magnet, with that of a mineral, chalcopyrite (CuFeS₂), in a deep eutectic solvent formed from choline chloride and ethylene glyco…

Electrodeposition of iron and neodymium from calcium chloride hexahydrate eutectic solvents Open

Muwafaq Ayesh Rabeea, Molly E. Keal, Christopher E. Elgar, Minjun Yang, Andrew P. Abbott , et al. · 2025

Fast Delamination of Fuel Cell Catalyst-Coated Membranes Using High-Intensity Ultrasonication Open

Tanongsak Yingnakorn, Ross J. Gordon, Daniel Marin Florido, Christopher E. Elgar, Ben Jacobson , et al. · 2025

Tribological Characterization of Friction-induced Phase Transformations in Binary Nitinol Open

Mahshid Hafezi, Jack Allen, Andrew P. Abbott, Andrew Feeney · 2025

The binary alloy of nickel and titanium, commonly known as Nitinol, is widespread in the biomedical industry such as vascular stents. Recently, Nitinol’s application potential has expanded, including as actuating materials in ultrasonic tr…

An Assessment of Blended Short Loop Recycled Graphite Electrodes Using X‐Ray Micro‐Computed Tomography Open

Sean Scott, Wenjia Du, Rosie Horwood, Chunhong Lei, Paul R. Shearing , et al. · 2025

With various battery directives necessitating the composition of recycled electrode materials this study manufactures anodes containing various ratios of pristine and reclaimed graphite from end‐of‐life (EOL) cells. Two approaches that can…

Using ultrasonic oil–water nano-emulsions to purify lithium-ion battery black mass Open

Chunhong Lei, Karl S. Ryder, Andrew P. Abbott, Minjun Yang · 2025

Long-loop recycling of spent lithium-ion batteries is neither sustainable nor economical at scale.

Critical metal recovery from e-waste in concentrated ionic media using ultrasound Open

Christopher E. Elgar, K. C. Hall, Andrew P. Abbott · 2025

Room temperature ultrasonication of waste PCBs to separate electronic components and technology critical metals.

Electrodeposition of Iron and Neodymium from Calcium Chloride Hexahydrate Eutectic Solvents Open

Muwafaq Ayesh Rabeea, Molly E. Keal, Christopher E. Elgar, Minjun Yang, Andrew P. Abbott , et al. · 2025

Catalyst coated membranes for fuel cell and water electrolyser delamination induced by organic solution soaking and water ultrasonication Open

Tanongsak Yingnakorn, Jennifer M. Hartley, Molly E. Keal, Ross J. Gordon, Daniel Marin Florido , et al. · 2025

This study presents a novel room-temperature, two-step process for separating catalyst-coated membranes (CCMs) used in fuel cells and water electrolysers.

Design for recycle of devices to ensure efficient recovery of technology critical metals Open

Molly E. Keal, Sean Scott, Bashayer Alsulami, Jeff Kettle, Andrew Feeney , et al. · 2025

Design for recycle unlocks selective and efficient recycling of technology critical metals.

Timeline for establishing a circular economy for lithium-ion batteries Open

Jennifer M. Hartley, Sean Scott, Jianshe Yang, Paul A. Anderson, Gavin Harper , et al. · 2025

Electrification is a complex process with numerous stakeholders affecting circularity.

Influence of cations size and charge on Zn electrodeposition from Deep Eutectic Solvents Open

A R Volpe, Chiara Pelosi, Gianluca Ciancaleoni, Luca Bernazzani, Andrew P. Abbott , et al. · 2025

Effect of organic solvent additives on the enhancement of ultrasonic cavitation effects in water for lithium-ion battery electrode delamination Open

Chunhong Lei, Ben Jacobson, Jennifer M. Hartley, Sean Scott, Iwan Sumarlan , et al. · 2024

Influence of colourants on environmental degradation of plastic litter Open

Sarah Key, Peter G. Ryan, Sarah E. Gabbott, Jack Allen, Andrew P. Abbott · 2024

Plastic degradation and the resultant production of microplastics has an important effect on the environment and fauna across the world. This paper shows that the colourant incorporated into plastic formulations has a significant effect on…

Improving the Conductivity of Graphite-Based Lithium-Ion Battery Anodes Using Polyaniline–Alginate Blends Open

Sean Scott, Jennifer M. Hartley, Andrew P. Abbott, Karl S. Ryder · 2024

This investigation shows the effect of blending sodium alginate (NaAlg) and a conducting polymer, polyaniline (PANI), in lithium-ion battery (LIB) anodes. We demonstrate here that inclusion of the PANI into the binder improves the connecti…

Ionic fluids at equilibrium: thermodynamics, nanostructure, phase behaviour, activity: general discussion Open

Andrew P. Abbott, Rob Atkin, Duncan W. Bruce, Paola Carbone, Giacomo Damilano , et al. · 2024

This paper constitutes a presentation of work in progress at a discussion\nsession of the conference Dense ionic fluids Faraday Discussion, 8-10 July\n2024, London, and is published on pages 293-295 in Ref. [Faraday Discuss. 2024,\nvolume …

Influence of Colourants on Environmental Degradation of Plastic Litter Open

Andrew P. Abbott, Sarah Key, Peter G. Ryan, Sarah E. Gabbott · 2024

The effect of using alternative binders and second life graphite materials on the electrochemical performance of lithium-ion battery electrodes Open

Sean Scott, P. Mukherjee, Chunhong Lei, Jennifer M. Hartley, Andrew P. Abbott , et al. · 2024

Lithium-ion battery anodes were produced and tested using gelatin and sodium alginate (NaAlg) biopolymers, modified with a deep eutectic solvent (DES). Anodes created with these alternative binder systems showed comparable capacities and C…

Observation of cavitation dynamics in viscous deep eutectic solvents during power ultrasound sonication Open

Ben Jacobson, Shida Li, Paul Daly, Christopher E. Elgar, Andrew P. Abbott , et al. · 2024

We characterise the development of cavitation structure in three deep eutectic solvents of increasing viscosity, and water, via high-speed imaging and parallel acoustic detection..

Overcoming passivation through improved mass transport in dense ionic fluids Open

Evangelia Daskalopoulou, Philip Hunt, Christopher E. Elgar, Minjun Yang, Andrew P. Abbott , et al. · 2024

Formation of metal passivation layers during electrochemical dissolution is prevented by the use of ultrasound. Migration becomes the main method of mass transport across the electrical double layer.

A toolbox for improved recycling of critical metals and materials in low-carbon technologies Open

Guillaume Zante, Christopher E. Elgar, Jennifer M. Hartley, Rudra Mukherjee, Jeff Kettle , et al. · 2024

A “toolbox” of processes is highlighted to recycle metals from energy storage and renewable energy devices.

Using ultrasound to increase copper and nickel dissolution and prevent passivation using concentrated ionic fluid. Open

Christopher E. Elgar, Sam Ravenhill, Philip Hunt, Ben Jacobson, Andrew Feeney , et al. · 2023

This paper uses targeted ultrasound on a surface undergoing anodic dissolution. The aim of these experiments was to etch metals that would normally passivate. The study was carried out in deep eutectic solvents (DESs) as these are technolo…

Ultra-fast extraction of metals from a printed circuit board using high power ultrasound in a calcium chloride-based deep eutectic solvent Open

Rodolfo Marín Rivera, Christopher E. Elgar, Ben Jacobson, Andrew Feeney, Paul Prentice , et al. · 2023

The increase of digitization, alongside the growth in consumer electronics and shortened life cycles, has led to a significant global increase in the volume of electronic waste (e-waste).

A mechanistic study identifying improved technology critical metal delamination from printed circuit boards at lower power sonications in a deep eutectic solvent Open

Ben Jacobson, Shida Li, Rodolfo Marín Rivera, Paul Daly, Christopher E. Elgar , et al. · 2023

Deep eutectic solvents (DESs) are an emerging class of ionic liquids that offer a solution to reclaiming technology critical metals (TCMs) from electronic waste, with potential for improved life cycle analysis. The high viscosities typical…

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