Maeckes logo

<    1    >


Planck charge

The Planck charge qp is a quantity of electric charge.

 


Explanation

The Planck charge is approximately

where

    ε0 Electric constant
    ℏ Reduced Planck constant
    c Speed of light
 
    e Elementary charge
    α Fine-structure constant

It can also be expressed as 11.7 proton charges.

 


History

The name Planck charge is a tribute to the German physicist Max Planck (1858 - 1947).


Deutsch   Español   Français   Nederlands   中文   Русский