Redox: Organic robust radicals and their polymers for energy conversion/storage devices

K Hatakeyama-Sato, K Oyaizu - Chemical Reviews, 2023 - ACS Publications
Persistent radicals can hold their unpaired electrons even under conditions where they
accumulate, leading to the unique characteristics of radical ensembles with open-shell …

Redox flow batteries: mitigating cross-contamination via bipolar redox-active materials and bipolar membranes

R Chen - Current Opinion in Electrochemistry, 2023 - Elsevier
The development of post-vanadium electrolytes using abundant materials with versatile
redox chemistries will enable cost-effective energy storage and widespread implementation …

A General Iron‐Catalyzed Decarboxylative Oxygenation of Aliphatic Carboxylic Acids

LM Denkler, M Aladahalli Shekar, TSJ Ngan… - Angewandte …, 2024 - Wiley Online Library
We report an iron‐catalyzed decarboxylative C (sp3)− O bond‐forming reaction under mild,
base‐free conditions with visible light irradiation. The transformation uses readily available …

Improved Reversible and Selective SO2 Absorption by a Stable Phosphonium Carboxylate Ionic Liquid

N Scaglione, L Wylie, A Padua… - ACS Sustainable …, 2024 - ACS Publications
The ionic liquid tetrabutylphosphonium 1H-tetrazole-1-acetate,[P4, 4, 4, 4][TetrazC1COO],
appears as promising for the selective and reversible absorption of SO2 at low pressures …

[HTML][HTML] Thianthrene polymers as 4 V-class organic mediators for redox targeting reaction with LiMn2O4 in flow batteries

K Hatakeyama-Sato, K Sadakuni, K Kitagawa… - Scientific reports, 2023 - nature.com
Redox targeting reaction is an emerging idea for boosting the energy density of redox-flow
batteries: mobile redox mediators transport electrical charges in the cells, whereas large …

Chemistry dissolved in ionic liquids. A theoretical perspective

B Kirchner, J Blasius, V Alizadeh… - The Journal of …, 2022 - ACS Publications
The theoretical treatment of ionic liquids must focus now on more realistic models while at
the same time keeping an accurate methodology when following recent ionic liquids …

Reversible and high-density energy storage with polymers populated with bistable redox sites

K Oyaizu - Polymer Journal, 2024 - nature.com
Redox-active polymers with charging/discharging reversibility are employed to develop
electrode-active materials in organic batteries, which are characterized by high power rates …

Electrochemical Properties and Local Structure of the TEMPO/TEMPO+ Redox Pair in Ionic Liquids

K Goloviznina, M Salanne - The Journal of Physical Chemistry B, 2023 - ACS Publications
Redox-active organic species play an important role in catalysis, energy storage, and
biotechnology. One of the representatives is the 2, 2, 6, 6-tetramethylpiperidine-1-oxyl …

Probing Redox Properties of Extreme Concentrations Relevant for Nonaqueous Redox-Flow Batteries

N Stumme, AS Perera, A Horvath… - ACS Applied Energy …, 2023 - ACS Publications
Redox-flow batteries are an emerging energy storage technology that can pair with
intermittent renewable energy technologies. There remains a need, however, to understand …

Bipolar isoindoline nitroxide for nonaqueous symmetrical redox flow battery

BI Loomans, SE Bottle, JP Blinco - Batteries & Supercaps, 2023 - Wiley Online Library
Crossover in non‐aqueous redox flow batteries remains a critical challenge to the cycle
stability of these devices. The use of bipolar redox‐active organic materials (ROM) is an …