In a landmark decision, representatives from 60 countries voted to redefine the International System of Units (SI), changing the world's definition of the kilogram, the ampere, the kelvin and the mole ...
In addition to Ampere, Kelvin, Mol and Co., the kilogram also is now defined by a natural constant. In concrete terms, this means that the original kilogram, which has been the measure of all things ...
Regarding the new International System of Units definition for the kilogram, the kelvin, the ampere and the mole, you say that the “idea to base all units in relation to constants of nature — being ...