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Electrochemistry Knowledge Center

Electrochemistry, Electrode Manufacturing & Ultrasonic Coating

A structured knowledge hub covering electrochemistry fundamentals, catalyst inks, electrode materials, PEMFC, PEMWE, CO₂ electrolysis, batteries, electrochemical sensors and ultrasonic spray coating technologies.

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Knowledge-to-Application Path

Electrochemistry Basics
↓
Electrochemical Materials
↓
Electrode Manufacturing
↓
Catalyst Coating
↓
Ultrasonic Spray Coating
↓
PEMFC · PEMWE · CO₂ Electrolysis · Batteries
01 · Fundamentals

Electrochemistry Basics

Build a clear technical foundation before moving into materials, electrodes and coating processes.

01

What Is Electrochemistry?

Understand electrochemical reactions and the conversion between chemical and electrical energy.

02

Oxidation & Reduction

Learn the core redox processes governing batteries, fuel cells and electrolyzers.

  • Oxidation
  • Reduction
  • Electron transfer
  • Redox reactions
02

Oxidation & Reduction

Learn the core redox processes governing batteries, fuel cells and electrolyzers.

  • Oxidation
  • Reduction
  • Electron transfer
  • Redox reactions
02 · Materials

Electrochemical Materials

Explore the materials that determine conductivity, catalytic activity, ionic transport and coating performance.

A

Electrodes

  • Anode
  • Cathode
  • Current collector
  • Gas diffusion electrode
  • Porous electrode
B

Catalysts

  • Platinum
  • Iridium
  • Ruthenium
  • Nickel / cobalt / iron
  • Carbon-based catalysts
C

Catalyst Inks

  • Ink formulation
  • Dispersion
  • Viscosity
  • Stability
  • Sprayability
03 · Manufacturing

Electrode Manufacturing & Catalyst Coating

Connect electrochemical materials with practical electrode fabrication and precision coating.

1

Electrode Preparation

  • Substrate preparation
  • Catalyst ink preparation
  • Coating
  • Drying
  • Heat treatment
2

Ultrasonic Spray Coating

  • Fine atomization
  • Uniform catalyst deposition
  • Precise coating thickness
  • Low overspray
  • High material utilization
3

Coating Structures

  • GDE coating
  • MEA coating
  • CCM coating
  • Membrane coating
  • Porous substrate coating
04 · Applications

Electrochemical Applications

Organize application pages around the systems researchers and engineers are actively developing.

PEM Fuel Cells

MEA, CCM, GDL, Pt catalyst layers

PEM Water Electrolysis

Iridium, platinum, membrane
electrode assemblies

CO₂ Electrolysis

GDEs, catalyst inks, CO₂ reduction
electrodes

Batteries

Li-ion, Na-ion, solid-state electrode
coatings

Supercapacitors

Carbon materials and conductive
layers

Electrochemical Sensors

Biosensors, gas sensors, functional
electrodes

Hydrogen Production

Electrolyzer electrodes and catalyst
coatings

H₂O₂ Production

Electrode preparation and catalytic
layers

05 · Parameters

Key Electrochemical & Coating Parameters

Electrochemical coating technology couples electrochemical reaction characteristics and coating fabrication parameters to tailor electrode microstructure and reaction performance.

Electrochemical Performance

  • Current density
  • Voltage
  • Overpotential
  • Faradaic efficiency
  • Tafel slope

Electrode Properties

  • Electrochemical surface area
  • Porosity
  • Conductivity
  • Ionic conductivity
  • Mass transport

Coating Control

  • Catalyst loading
  • Coating thickness
  • Ink viscosity
  • Spray rate
  • Drying conditions
06 · Content Cluster

Recommended Knowledge Articles

Browse our electrochemical articles to discover the relationship between coating parameters and electrode electrochemical performance.

01What Is Electrochemistry?
02What Is an Electrochemical Cell?
03What Is an Electrode?
04What Is an Electrolyte?
05Oxidation vs Reduction
06What Is a Catalyst Ink?
07What Is a Gas Diffusion Electrode?
08What Is a Membrane Electrode Assembly?
09Catalyst Ink Coating Methods
10Ultrasonic Spray Coating for Catalyst Inks
11How to Control Catalyst Loading
12How to Improve Catalyst Coating Uniformity
13Ultrasonic Spray Coating for PEMFC
14Ultrasonic Catalyst Coating for PEMWE
15Ultrasonic Spray Coating for CO₂ Electrolysis
16How to Reduce Catalyst Ink Waste
07 · FAQ

Common Electrochemical Coating Questions

Our electrochemical FAQs cover key questions on electrochemical behaviour and coating process parameters.

Coating uniformity can be affected by ink dispersion, viscosity, nozzle-substrate distance, spray rate, substrate motion and drying behavior.
Loading is typically controlled through solids concentration, spray flow rate, number of passes, coating speed and deposition area.
Ultrasonic atomization can produce fine droplets and controlled deposition, helping improve coating uniformity and reduce material waste.
Optimizing atomization, spray pattern, flow rate, substrate path and material delivery can reduce overspray and unused ink.

Test Your Electrochemical Coating Process

Send us your substrate, catalyst ink or coating requirements for ultrasonic spray coating evaluation.

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2026-10-16T06:14:59+00:00

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