Glossary
The Green Hydrogen Production by Water Electrolysis

PEM (Proton Exchange Membrane)

Proton exchange polymer membrane.

OER (Oxygen Evolution Reaction)

A chemical reaction during which molecular oxygen (O ₂ ) is formed.

HER (Hydrogen Evolution Reaction)

A chemical reaction during which molecular hydrogen (H ₂ ) is formed.

Proton exchange membrane fuel cell; Proton Exchange Membrane Fuel Cell (PEMFC)

Electrochemical device whose electrolyte is a proton-exchange polymer membrane that converts chemical energy into electricity.

LDHs (Layered Double Hydroxides)

Double lamellar hydroxides.

YSZ (Yttria-Stabilized...