Examples for

Electromagnetic Radiation Absorption

Wolfram|Alpha provides many tools for calculating how matter absorbs the energy of light. Examine absorption lines, compute how water and ice absorb light and find the cutoff wavelengths for various chemicals.


Compute the various ways light is absorbed by matter.

Find a UV cutoff wavelength for a chemical:

Compute absorbance with the Beer–Lambert law:

Compute absorption lines using the Rydberg formula:

Examine the absorption lines for various elements:

Examine the absorption properties of water: