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Structure and chemical composition of the Mg electrode during cycling in a simple glyme electrolyte (2024)
Journal Article
Dimogiannis, K., Sankowski, A., Holc, C., Parmenter, C. D., Newton, G. N., Walsh, D. A., …Johnson, L. R. (2024). Structure and chemical composition of the Mg electrode during cycling in a simple glyme electrolyte. Energy Storage Materials, 67, Article 103280. https://doi.org/10.1016/j.ensm.2024.103280

The volumetric energy density of magnesium exceeds that of lithium, making magnesium batteries particularly promising for next-generation energy storage. However, electrochemical cycling of magnesium electrodes in common battery electrolytes is coulo... Read More about Structure and chemical composition of the Mg electrode during cycling in a simple glyme electrolyte.

Nucleation Regulation and Mesoscopic Dielectric Screening in α-FAPbI (2023)
Journal Article
Tian, R., Liu, C., Meng, Y., Wang, Y., Cao, R., Tang, B., Walsh, D., Do, H., Wu, H., Wang, K., Sun, K., Yang, S., Zhu, J., Li, X., & Ge, Z. (2024). Nucleation Regulation and Mesoscopic Dielectric Screening in α-FAPbI. Advanced Materials, 36(13), Article 2309998. https://doi.org/10.1002/adma.202309998

While significant advancements in power conversion efficiencies (PCEs) of α-FAPbI perovskite solar cells (PSCs) have been made, attaining controllable perovskite crystallization is still a considerable hurdle. This challenge stems from the initial f... Read More about Nucleation Regulation and Mesoscopic Dielectric Screening in α-FAPbI.

Electrochemistry of ethanol and dimethyl ether at a Pt electrode in a protic ionic liquid: the electrode poisoning mechanism (2023)
Journal Article
Muhammad, S., & Walsh, D. A. (2023). Electrochemistry of ethanol and dimethyl ether at a Pt electrode in a protic ionic liquid: the electrode poisoning mechanism. Physical Chemistry Chemical Physics, 25(32), 21509-21520. https://doi.org/10.1039/d3cp02645k

A protic ionic liquid (PIL), N,N-diethyl-N-methyl ammonium trifluoromethane sulfonate, [dema][TfO] was synthesized and confirmed using 1H-NMR and ion chromatography (IC). The surface electrocatalysis of ethanol (EtOH) and dimethyl ether (DME) was inv... Read More about Electrochemistry of ethanol and dimethyl ether at a Pt electrode in a protic ionic liquid: the electrode poisoning mechanism.

A lithium-air battery and gas handling system demonstrator (2023)
Journal Article
Jordan, J. W., Vailaya, G., Holc, C., Jenkins, M., McNulty, R. C., Puscalau, C., …Johnson, L. R. (2024). A lithium-air battery and gas handling system demonstrator. Faraday Discussions, 248, 381-391. https://doi.org/10.1039/d3fd00137g

The lithium-air (Li-air) battery offers one of the highest practical specific energy densities of any battery system at >400 W h kgsystem−1. The practical cell is expected to operate in air, which is flowed into the positive porous electrode where it... Read More about A lithium-air battery and gas handling system demonstrator.

Voltammetric Evidence of Proton Transport through the Sidewalls of Single-Walled Carbon Nanotubes (2023)
Journal Article
Jordan, J. W., Mortiboy, B., Khlobystov, A. N., Johnson, L. R., Newton, G. N., & Walsh, D. A. (2023). Voltammetric Evidence of Proton Transport through the Sidewalls of Single-Walled Carbon Nanotubes. Journal of the American Chemical Society, 145(16), 9052–9058. https://doi.org/10.1021/jacs.3c00554

Understanding ion transport in solid materials is crucial in the design of electrochemical devices. Of particular interest in recent years is the study of ion transport across 2-dimensional, atomically thin crystals. In this contribution, we describe... Read More about Voltammetric Evidence of Proton Transport through the Sidewalls of Single-Walled Carbon Nanotubes.

Nanostructured, Alkaline Titanate‐Converted, and Heat‐Treated Ti6Al4V Microspheres via Wet‐Chemical Alkaline Modification and their ORR Electrocatalytic Response (2022)
Journal Article
Wadge, M. D., Bird, M. A., Sankowski, A., Constantin, H., Fay, M. W., Cooper, T. P., …Grant, D. M. (2023). Nanostructured, Alkaline Titanate‐Converted, and Heat‐Treated Ti6Al4V Microspheres via Wet‐Chemical Alkaline Modification and their ORR Electrocatalytic Response. Advanced Materials Interfaces, 10(5), Article 2201523. https://doi.org/10.1002/admi.202201523

This study describes the chemical conversion and heat treatment of Ti6Al4V microspheres (Ti6_MS), and the resulting effects on their electrocatalytic properties. The wet-chemical conversion (5.0m NaOH, 60°C, 24h; Sample label: Ti6_TC) converts the to... Read More about Nanostructured, Alkaline Titanate‐Converted, and Heat‐Treated Ti6Al4V Microspheres via Wet‐Chemical Alkaline Modification and their ORR Electrocatalytic Response.

Electrochemical Oscillatory Baffled Reactors Fabricated with Additive Manufacturing for Efficient Continuous-Flow Oxidations (2022)
Journal Article
Alvarez, E., Romero-Fernandez, M., Iglesias, D., Martinez-Cuenca, R., Okafor, O., Delorme, A., …Sans, V. (2022). Electrochemical Oscillatory Baffled Reactors Fabricated with Additive Manufacturing for Efficient Continuous-Flow Oxidations. ACS Sustainable Chemistry and Engineering, 10(7), 2388-2396. https://doi.org/10.1021/acssuschemeng.1c06799

Electrochemical continuous-flow reactors offer a great opportunity for enhanced and sustainable chemical syntheses. Here, we present a novel application of electrochemical continuous-flow oscillatory baffled reactors (ECOBRs) that combines advanced m... Read More about Electrochemical Oscillatory Baffled Reactors Fabricated with Additive Manufacturing for Efficient Continuous-Flow Oxidations.

Organic–Inorganic Hybrid Polyoxotungstates As Configurable Charge Carriers for High Energy Redox Flow Batteries (2021)
Journal Article
Peake, C. L., Kibler, A. J., Newton, G. N., & Walsh, D. A. (2021). Organic–Inorganic Hybrid Polyoxotungstates As Configurable Charge Carriers for High Energy Redox Flow Batteries. ACS Applied Energy Materials, 4(9), 8765-8773. https://doi.org/10.1021/acsaem.1c00800

We describe the synthesis and electrochemical analysis of the phenyl siloxane-hybridized phosphotungstate Keggin-type polyoxometalate (POM) TBA3[PW11O39(SiC6H5)2O] (TBA3W11SiPh) and its performance as the charge carrier in nonaqueous redox flow batte... Read More about Organic–Inorganic Hybrid Polyoxotungstates As Configurable Charge Carriers for High Energy Redox Flow Batteries.

Electrochemistry of redox-active molecules confined within narrow carbon nanotubes (2021)
Journal Article
Jordan, J. W., Townsend, W. J. V., Johnson, L. R., Walsh, D. A., Newton, G. N., & Khlobystov, A. N. (2021). Electrochemistry of redox-active molecules confined within narrow carbon nanotubes. Chemical Society Reviews, 50(19), 10895-10916. https://doi.org/10.1039/d1cs00478f

Confinement of molecules within nanocontainers can be a powerful tool for controlling the states of guest-molecules, tuning properties of host-nanocontainers and triggering the emergence of synergistic properties within the host–guest systems. Among... Read More about Electrochemistry of redox-active molecules confined within narrow carbon nanotubes.