Elementary charge is . Robert A. Millikan's oil drop experiment first measured the magnitude of the elementary charge in 1909. In some natural unit systems, such as the system of atomic units, "e" functions as the unit of electric charge, that is "e" is equal to 1 e in those unit systems. The use of elementary charge as a unit was promoted by George Johnstone Stoney in 1874 for the first system of natural units, called Stoney units. Later, he proposed the name "electron" for this unit. At the time, the particle we now call the electron was not yet discovered and
Eliza (given name) Eliza (given name) Eliza is a female given name in English, meaning "My God is an oath". The name first developed as a diminutive of Elizabeth in the 16th century and its use as an independent name started in the 18th century. The name Elizabeth has been around since the Middle Ages, mainly popularised by the French (using the spelling Elisabeth). Elizabeth with a “z” is the typical spelling in English. Elizabeth is found in the Bible (Luke 1:57) as the mother of John the Baptist. Elizabeth became popularised during the late medieval period as a given name, mostly influenced