Straight line in the energy-frequency diagram results in the photoelectric effect FormulaPhotoelectric Effect (Energy, Work Function, Velocity) $$ h \, \class{violet}{f} ~=~ \frac{1}{2} \, m_{\text e} \, v^2 ~+~ \class{gray}{W} $$
Capacitor with set stopping voltage for photoelectric effect FormulaPhotoelectric Effect (Work Function, Stopping Voltage, Frequency) $$ W ~=~ h \, f ~-~ e \, U_{\text G} $$
Photons of different wavelength FormulaPhoton Energy Per Mole (Wavelength) $$ W_{\text{mol}} ~=~ N_{\text A} \, h \, \frac{c}{\lambda} $$
Straight line in the energy-frequency diagram results in the photoelectric effect FormulaPhotoelectric Effect (Cutoff Frequency, Work Function) $$ W ~=~ h \, \class{red}{f_0} $$
Bose distribution graph FormulaBose Distribution Function (Probability, Energy, Temperature) $$ P(W) ~=~ \frac{1}{\mathrm{e}^{ \frac{ W - \mu }{ k_{\text B} \, T}} ~-~ 1} $$
Photons with different frequency FormulaPhoton Energy Per Mole (With Frequency) $$ W_{\text{mol}} ~=~ N_{\text A} \, h \, f $$
Compton scattering (photon-electron scattering) FormulaCompton Scattering (Wavelength, Scattering Angle) $$ \lambda' ~-~ \lambda ~=~ \frac{h}{m \, c } \, \left( 1 ~-~ \cos(\theta) \right) $$
Straight line in the energy-frequency diagram results in the photoelectric effect FormulaPhotoelectric Effect (Cutoff Wavelength, Work Function) $$ W ~=~ h \, \frac{c}{\class{red}{\lambda_0}} $$
Energy levels - infinite potential well (1d) FormulaEnergy Levels inside an Infinite Potential Well (1d) $$ W_{n} ~=~ \frac{h^2}{8m \, L^2} \, n^2 $$
Emission eines Photons - elektronischer Übergang FormulaBohr Model (Circumference, De-Broglie Wavelength) $$ U_{\class{red}{n}} ~=~ \class{red}{n} \, \lambda $$