+Intercalation is a reversible process where a guest [Molecule](/wiki/molecule) or [Ion](/wiki/ion) is inserted between the layers of a host material. This insertion often alters the host's physical and chemical properties, forming the basis for many energy storage technologies.
+## See also
+- [Battery](/wiki/battery)
+- [Material Science](/wiki/material_science)
+- [Energy Storage](/wiki/energy_storage)