
Max Planck 1900


Planck definicija kg:

6.62607015×10−34 kg⋅m2⋅s−1

Lord Rayliegh 1900

James Jeans 1905

Karl Guthe Jansky 1933 20.5 MHz

Boltzmann definicija K:

1.380649×10−23 J/K
