HydroXpand

Anion Exchange Membrane (AEM) Electrolysis Anode

HXP-an

High oxygen evolution reaction (OER) activity and a maximized reaction surface with a nano-porous structure ensure superior performance.

Product Specifications

  • Material 1. Nickel (Nickel Foam), 2. Nickel-Iron Alloy (Ni-Fe Foam)
  • Pore Size 130 ppi (pore per inch)
  • Porosity 95 ~ 98%
  • Thickness 0.1 ~ 35 mm
  • Dimensions Length < 1000 mm, Width < 500 mm
Data Sheet Download

Technology Overview

Anode Structure & Key Features

  • High Activity – Fast Reaction Rate, Low Overpotential - Reduced Activation Energy: Nickel–iron (Ni–Fe) is one of the most effective catalysts for the oxygen evolution reaction (OER) in alkaline environments. Iron (Fe) tunes the electronic structure of nickel (Ni), thereby lowering the activation energy required for oxygen generation.
  • Nano-porous Structure – High Efficiency - Large Surface Area: The 3D porous architecture of Ni–Fe foam provides an extensive surface area, significantly enhancing OER efficiency.
    - Facilitated Bubble Removal: The nano-porous structure enables rapid bubble detachment pathways, reducing the residence time of bubbles on the catalyst surface.
  • High Stability – Long-term Durability & Mechanical Strength - Electrochemical Stability: Ni–Fe alloys exhibit high electrochemical stability, ensuring sustained performance even under high current densities.
    - Structural Robustness: The foam structure offers excellent mechanical strength, withstanding stresses during stack assembly and gas evolution processes.

 

 

  1. Surface Compared to pure nickel foam, Ni–Fe alloy provides a much larger surface area
  2. Cross-section Offers pathways for rapid bubble detachment, reducing bubble residence time
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