exciton
/ˈɛksɪtɑn/
noun
- In physics, a bound pair of an electron and a hole (the absence of an electron) that moves through a material and can carry energy.
- The scientist explained how an exciton forms when light hits a semiconductor.
- The team studied how temperature affects the movement of an exciton in the crystal.
- In solar cells, excitons must be split to generate electricity.