Invited for this month's cover is the joint redox flow battery team from Sandia and Los Alamos National Laboratories. The cover image shows the stylized components of a redox flow battery (RFB) in the foreground, with renewable sources of energy generation in the background. The Review itself is available at 10.1002/cssc.202002354.
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http://dx.doi.org/10.1002/cssc.202100152 | DOI Listing |
ACS Appl Mater Interfaces
January 2025
Department of Chemistry, Missouri University of Science and Technology, Rolla, Missouri 65409, United States.
Nonaqueous redox flow batteries (NARFBs) have been plagued by the lack of appropriate separators to prevent crossover. In this article, the synthesis and characterization of poly(norbornene) (PNB) anion-exchange membranes (AEMs) were studied. PNB is a copolymer of butyl norbornene (BuNB) and bromobutyl norbornene (BrBuNB) with varying amounts of tetramethyl hexadiamine cross-linker.
View Article and Find Full Text PDFACS Omega
January 2025
Department of Chemical and Biological Engineering, The University of British Columbia, 2360 East Mall, Vancouver V6T 1Z3, Canada.
The electrochemical carbon dioxide reduction reaction (CORR) using renewable electricity sources could provide a sustainable solution for generating valuable chemicals, such as formate salt or formic acid. However, an efficient, stable, and scalable electrode generating formate at industrially viable current densities (>100 mA cm) is yet to be developed. Sn or In-based catalysts in gas diffusion electrodes (GDE) can efficiently produce formate.
View Article and Find Full Text PDFPhytomedicine
January 2025
Post-graduate Department of Biotechnology, Utkal University, Bhubaneswar, 751004, Odisha, India.; Centre of Excellence in Integrated Omics and Computational Biology, Utkal University, Bhubaneswar 751004, Odisha, India.. Electronic address:
Background: Cardiovascular diseases (CVDs) are the major contributor to global mortality and are gaining incremental attention following the COVID-19 outbreak. Epigenetic events such as DNA methylation, histone modifications, and non-coding RNAs have a significant impact on the incidence and onset of CVDs. Altered redox status is one of the major causative factors that regulate epigenetic pathways linked to CVDs.
View Article and Find Full Text PDFChemistry
January 2025
University of Turku: Turun Yliopisto, Department of Mechanical and Materials Engineering, FINLAND.
Viologen derivatives feature two reversible one-electron redox processes and have been extensively utilized in aqueous organic flow batteries (AOFBs). However, the early variant, methyl viologen (MVi), exhibits low stability in aqueous electrolytes, restricting its practical implementation in AOFB technology. In this context, leveraging the tunability of organic molecules, various substituents have been incorporated into the viologen core to achieve better stability, lower redox potential, and improved solubility.
View Article and Find Full Text PDFACS Appl Energy Mater
January 2025
Department of Chemical Engineering, Delft University of Technology, Van der Maasweg 9, 2629HZ Delft, The Netherlands.
The decoupled power and energy output of a redox flow battery (RFB) offers a key advantage in long-duration energy storage, crucial for a successful energy transition. Iodide/iodine and hydrogen/water, owing to their fast reaction kinetics, benign nature, and high solubility, provide promising battery chemistry. However, H-I RFBs suffer from low open circuit potentials, iodine crossover, and their multiphase nature.
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