Assertion: solar cell's electron | /r/HasProperty | hit by photon
Facets:
Source sentences:
text: It’s as if the electrons are sitting at the bottom of a hill (the conduction band) and being hit by a photon that gives them the energy to leap to the top (the valance band).
text: When electrons are hit with particles of light, called photons, they can absorb enough energy to jump from the low-energy conduction band into the high-energy valence band.