Assertion: ion's electron | /r/CapableOf | interact through the exchange of phonons
Facets:
value: in superconducting materials
type: OTHER
Source sentences:
text: This is the origin of superconductivity and the superfluidity of helium-3: in superconducting materials, electrons interact through the exchange of phonons, forming Cooper pairs, while in helium-3, Cooper pairs are formed via spin fluctuations.