LabmoraInteractive science lab

Photoelectric effect

Change light colour and photon rate to discover the threshold for electron emission.

Electrons emitted · photon energy sets their maximum kinetic energyInteractive model
Photoelectric effect. Electrons emitted · photon energy sets their maximum kinetic energy. Photon energy 3.54 eV. Maximum electron energy 1.24 eV. Stopping potential magnitude 1.24 V All settings have keyboard controls.
0.00 sExperiment timeline in s

Experiment setup

nm
10¹²/s
eV

Live controls respond without restarting. Changes to initial conditions begin a new trial. Your notebook and view zoom are kept.