Question

Intermetallic compounds give a several of structural types

Answer 1

Magnetic materials e.g. alnico, sendust, Permendur, FeCo, Terfenol-D.

Superconductors e.g. A15 phases, niobium-tin.

Hydrogen storage e.g. AB5 compounds (nickel metal hydride batteries)

Shape memory alloys e.g. Cu-Al-Ni (alloys of Cu3Al and nickel), Nitinol (NiTi)

Coating materials e.g. NiAl.

etc.....