What is the meaning of the 'cut-off' frequency, fo? Given that the energy of an incoming photon is hf, what happens to t
Posted: Mon May 16, 2022 7:48 pm
What is the meaning of the 'cut-off' frequency, fo? Given that the energy of an incoming photon is hf, what happens to the atoms in a material when a photon with a frequency below h fo is incident on that material?