| Answer | Crossword Clue |
|---|---|
| photoelectrons | PHOTOELECTRON, an electron released from a surface by a photon |
| photoelectron | an electron released from a surface by a photon |
| photoelectron | An electron emitted from an atom by interaction with a photon, esp. an electron emitted from a solid surface by the action of light |
| photoelectrons | An electron emitted from an atom by interaction with a photon, esp. an electron emitted from a solid surface by the action of light |
