A General Carboxylate‐Assisted Approach to Boost the ORR Performance of ZIF‐Derived Fe/N/C Catalysts for Proton Exchange Membrane Fuel Cells
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DOI: 10.1002/adfm.202009645
Abstract: An Fe/N/C catalyst derived from the pyrolysis of metal–organic frameworks, for example, a zeolitic‐imidazolate‐framework‐8 (ZIF‐8), has been regarded as one of the most promising non‐precious metal catalysts toward oxygen reduction reaction (ORR) in proton exchange… read more here.
Keywords: carboxylate assisted; zif; exchange membrane; proton exchange ... See more keywords
Constructing RuNi‐MoO2 Heterojunction with Optimal Built‐In Electrical Field for Efficient Hydrogen Production in Anion Exchange Membrane Water Electrolyzer
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DOI: 10.1002/adfm.202415375
Abstract: Water electrolysis in alkaline media, demonstrating robust facility and cheap electrolyzer construction, are regarded as a promising strategy for industrial green hydrogen generation. Exploring effective alkaline hydrogen evolution electrocatalysts is remained an obstacle to date,… read more here.
Keywords: anion exchange; water; hydrogen; electrolyzer ... See more keywords
Dynamic Reconstruction of Ce‐Doped Fe2P/NiCoP Hybrid for Ampere‐Level Oxygen Evolution in Anion Exchange Membrane Water Electrolysis
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DOI: 10.1002/adfm.202500861
Abstract: The sluggish kinetics of the oxygen evolution reaction (OER) critically limit the efficiency of anion exchange membrane water electrolysis (AEMWE). Herein, a Ce‐doped bimetallic Fe2P/NiCoP hybrid pre‐catalyst that undergoes dynamic reconstruction to activate a highly… read more here.
Keywords: anion exchange; fe2p nicop; reconstruction; oxygen evolution ... See more keywords
Epitaxially Grown Bimetallic Phosphide With High Activity and Durability for Bifunctional Alkaline Anion Exchange Membrane Water Electrolysis
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DOI: 10.1002/adfm.202521020
Abstract: Bimetallic phosphides stand promising candidates as bifunctional electrocatalysts for replacing precious noble metals on both cathode and anode in anion exchange membrane water electrolysis (AEMWE), however, the intrinsic electrochemical properties constrain their practical application. Herein,… read more here.
Keywords: water electrolysis; anion exchange; water; membrane water ... See more keywords
Recent Advances in Electrocatalysts for Proton Exchange Membrane Fuel Cells and Alkaline Membrane Fuel Cells.
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DOI: 10.1002/adma.202006292
Abstract: The rapid progress of proton exchange membrane fuel cells (PEMFCs) and alkaline exchange membrane fuel cells (AMFCs) has boosted the hydrogen economy concept via diverse energy applications in the past decades. For a holistic understanding… read more here.
Keywords: fuel cells; exchange membrane; fuel; membrane fuel ... See more keywords
An Initial Covalent Organic Polymer with Closed‐F Edges Directly for Proton‐Exchange‐Membrane Fuel Cells
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DOI: 10.1002/adma.202204570
Abstract: Covalent organic polymers (COPs) are a class of rising electrocatalysts for the oxygen reduction reaction (ORR) due to the atomically metrical control of the organic molecular components along with highly architectural robustness and thermodynamic stability… read more here.
Keywords: exchange membrane; proton exchange; closed edges; covalent organic ... See more keywords
Fluorinated Poly(Aryl Piperidinium) Membranes for Anion Exchange Membrane Fuel Cells.
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DOI: 10.1002/adma.202210432
Abstract: Anion exchange membrane fuel cells (AEMFCs) are a cost-effective alternative to proton exchange membrane fuel cells (PEMFCs). The development of high performance and durable AEMFCs requires highly conductive and robust anion exchange membranes (AEMs). However,… read more here.
Keywords: exchange membrane; exchange; anion exchange; anion ... See more keywords
Optimizing Ionomer Distribution in Anode Catalyst Layer for Stable Proton Exchange Membrane Water Electrolysis
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DOI: 10.1002/adma.202402780
Abstract: The high cost of proton exchange membrane water electrolysis (PEMWE) originates from the usage of precious materials, insufficient efficiency, and lifetime. In this work, an important degradation mechanism of PEMWE caused by dynamics of ionomers… read more here.
Keywords: layer; catalyst; proton exchange; membrane water ... See more keywords
Metallic Ru─Ru Interaction in Ruthenium Oxide Enabling Durable Proton Exchange Membrane Water Electrolysis
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DOI: 10.1002/adma.202404213
Abstract: Developing efficient and robust electrocatalysts toward the oxygen evolution reaction (OER) is critical for proton exchange membrane water electrolysis (PEMWE). RuO2 possesses intrinsically high OER activity, but the concurrent electrochemical dissolution leads to rapid deactivation.… read more here.
Keywords: water electrolysis; proton exchange; membrane water; ruo2 ... See more keywords
Constructing Highly Porous Low Iridium Anode Catalysts Via Dealloying for Proton Exchange Membrane Water Electrolyzers
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DOI: 10.1002/adma.202409386
Abstract: Iridium (Ir) is the most active and durable anode catalyst for the oxygen evolution reaction (OER) for proton exchange membrane water electrolyzers (PEMWEs). However, their large‐scale applications are hindered by high costs and scarcity of… read more here.
Keywords: catalysts via; water electrolyzers; proton exchange; membrane water ... See more keywords
An Interlayer Anchored NiMo/MoO2 Electrocatalyst for Hydrogen Evolution Reaction in Anion Exchange Membrane Water Electrolysis at High Current Density
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DOI: 10.1002/adma.202507525
Abstract: Noble metal‐free electrodes for anion exchange membrane water electrolysis (AEM‐WE) operating at high current densities are critical for sustainable hydrogen production. However, the massive amount of bubbles resulted in insufficient mass transfer and unevenly distributed… read more here.
Keywords: anion exchange; exchange membrane; hydrogen evolution; hydrogen ... See more keywords