Articles with "redox mediator" as a keyword



Decoupled Water Reduction and Hydrazine Oxidation by Fast Proton Transport MoO3 Redox Mediator for Hydrogen Production.

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Published in 2024 at "Small"

DOI: 10.1002/smll.202407783

Abstract: Water electrolysis powered by renewable energy is a green and sustainable method for hydrogen production. Decoupled water electrolysis with the aid of solid-state redox mediator could separate the hydrogen and oxygen production in time and… read more here.

Keywords: hydrogen; water; redox mediator; production ... See more keywords

Novel application of magnetic nano-carbon composite as redox mediator in the reductive biodegradation of iopromide in anaerobic continuous systems

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Published in 2018 at "Applied Microbiology and Biotechnology"

DOI: 10.1007/s00253-018-9250-8

Abstract: The redox-mediating capacity of magnetic reduced graphene oxide nanosacks (MNS) to promote the reductive biodegradation of the halogenated pollutant, iopromide (IOP), was tested. Experiments were performed using glucose as electron donor in an upflow anaerobic… read more here.

Keywords: biodegradation; iop; reductive biodegradation; reactor ... See more keywords

Polymeric redox mediator as a stable cathode catalyst for lithium-O2 batteries

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Published in 2020 at "Journal of Power Sources"

DOI: 10.1016/j.jpowsour.2020.227850

Abstract: Abstract Lithium-oxygen (Li–O2) batteries are attractive as a next-generation power source because of their high theoretical energy density of 3436 Wh L−1. However, Li2O2 formed on a cathode during discharging can be accumulated on the electrode… read more here.

Keywords: cathode catalyst; cathode; polymeric redox; redox mediator ... See more keywords

Performance and enhancement mechanism of redox mediator for nitrate removal in immobilized bioreactor with preponderant microbes.

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Published in 2021 at "Water research"

DOI: 10.1016/j.watres.2021.117899

Abstract: The acceleration of nitrate removal in wastewater treatment by redox mediator (RM) is greatly weakened due to wash-out loss and mass transfer resistance (low hydrophilia) of RM during operation. In this study, an RM reactor… read more here.

Keywords: reactor; nitrate removal; carbon; removal ... See more keywords

Energy Enhancement of a Nickel-Cobalt-Mixed Metallic Metal-Organic Framework Electrode and a Potassium Iodide Redox Mediator Bound with an Aqueous Electrolyte for High-Performance Redox-Aided Asymmetric Supercapacitors.

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Published in 2022 at "Inorganic chemistry"

DOI: 10.1021/acs.inorgchem.2c03228

Abstract: Enhancing the energy density of a supercapacitor requires the use of novel electrode and electrolyte materials that can withstand high voltages and have rapid electrochemical kinetics. Pesudocapacitance, high energy density, and specific capacitance may be… read more here.

Keywords: electrode; energy; redox; redox mediator ... See more keywords

High-Voltage Redox Mediator of an Organic Electrolyte for Supercapacitors by Lewis Base Electrocatalysis.

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Published in 2022 at "ACS applied materials & interfaces"

DOI: 10.1021/acsami.2c05645

Abstract: Redox electrolytes for supercapacitors (SCs) have recently sparked widespread interest. Due to the redox reactions within electrolytes, they can achieve high capacitance and long cycle stability. However, the energy density of SCs with redox electrolytes… read more here.

Keywords: reaction; redox; redox mediator; electrocatalysis ... See more keywords

Synergistic Regulation of Bidirectional Conversion of LiPSs and Li2S Using Anthraquinone as a Redox Mediator.

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Published in 2024 at "ACS applied materials & interfaces"

DOI: 10.1021/acsami.4c13898

Abstract: Lithium-sulfur (Li-S) batteries are strong contenders as energy storage options in the next-generation, primarily because of their potential for delivering high energy densities. Nonetheless, their widespread commercialization faces several obstacles, including sluggish sulfur redox kinetics,… read more here.

Keywords: redox; energy; redox mediator; lipss li2s ... See more keywords

A Redox Mediator Containing Reversible Dynamic Boron-Oxygen Bonds to Construct an Adaptive SEI Layer for Advanced Li-O2 Batteries.

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Published in 2025 at "ACS applied materials & interfaces"

DOI: 10.1021/acsami.4c21918

Abstract: Lithium-oxygen (Li-O2) batteries have high theoretical energy density, but the discharge product Li2O2 of Li-O2 batteries is difficult to decompose, resulting in the undesirably high charging potential. The use of soluble redox mediators (RMs) can… read more here.

Keywords: layer; reversible dynamic; oxygen; charging potential ... See more keywords

Mutual Conservation of Redox Mediator and Singlet Oxygen Quencher in Lithium–Oxygen Batteries

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Published in 2019 at "ACS Catalysis"

DOI: 10.1021/acscatal.9b01337

Abstract: Li–O2 batteries are plagued by side reactions that cause poor rechargeability and efficiency. These reactions were recently revealed to be predominantly caused by singlet oxygen, which can be neutralized by chemical traps or physical quenchers.… read more here.

Keywords: redox mediator; oxygen; singlet oxygen;

Electrochemical Immunosensor Employing a Potential-Guiding, Kinetically Robust, and Counterbalancing Redox Mediator in a Two-Electrode Configuration.

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Published in 2025 at "ACS sensors"

DOI: 10.1021/acssensors.5c02930

Abstract: Electrochemical immunosensors offer rapid, sensitive biomarker detection but typically rely on complex three- or two-electrode architectures with dedicated reference electrodes, complicating fabrication and miniaturization. Herein, we present an electrochemical immunosensor based on a diffusion-isolated, two-electrode… read more here.

Keywords: kinetically robust; electrode; redox mediator; electrochemical immunosensor ... See more keywords

Boosting a practical Li-CO2 battery through dimerization reaction based on solid redox mediator

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Published in 2024 at "Nature Communications"

DOI: 10.1038/s41467-024-45087-4

Abstract: Li-CO_2 batteries offer a promising avenue for converting greenhouse gases into electricity. However, the inherent challenge of direct electrocatalytic reduction of inert CO_2 often results in the formation of Li_2CO_3, causing a dip in output… read more here.

Keywords: battery; redox; dimerization reaction; redox mediator ... See more keywords