Articles with "redox mediator" as a keyword



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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
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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
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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
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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
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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
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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;
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Polyimide-coated carbon electrodes combined with redox mediators for superior Li-O2 cells with excellent cycling performance and decreased overpotential

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Published in 2017 at "Scientific Reports"

DOI: 10.1038/srep42617

Abstract: We report an air electrode employing polyimide-coated carbon nanotubes (CNTs) combined with a redox mediator for Li-O2 cells with enhanced electrochemical performance. The polyimide coating on the carbon surface suppresses unwanted side reactions, which decreases… read more here.

Keywords: carbon; coated carbon; performance; polyimide coated ... See more keywords
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Carbon disulfide: A redox mediator for organodisulfides in redox flow batteries

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Published in 2022 at "Proceedings of the National Academy of Sciences of the United States of America"

DOI: 10.1073/pnas.2202449119

Abstract: Significance The intrinsic sluggish kinetics of organodisulfides has hindered its further application in large-scale energy storage. In this work, we propose a unique redox mediator (carbon disulfide [CS2]) involving reversible C-S bond formation/breakage, which accelerates… read more here.

Keywords: mediator organodisulfides; carbon disulfide; redox mediator; disulfide redox ... See more keywords
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Bis(2,2′-bipyridil)Copper(II) Chloride Complex: Tyrosinase Biomimetic Catalyst or Redox Mediator?

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Published in 2020 at "Materials"

DOI: 10.3390/ma14010113

Abstract: In this article, construction of amperometric sensor(s) based on screen-printed carbon electrodes covered by thin layers of two types of carbon nanomaterials serving as amplifiers, and containing [Cu(bipy)2Cl]Cl∙5H2O complex is reported. Their performance and biomimetic… read more here.

Keywords: redox mediator; biomimetic catalyst; catalyst redox; tyrosinase biomimetic ... See more keywords