ESU of Charge to Elementary Charge Conversion

Convert between ESU of Charge and Elementary Charge quickly and accurately.

From ESU of Charge

ESU

To Elementary Charge

How to Convert ESU of Charge to Elementary Charge

Conversion Formula

1 ESU = 2084775595 e

1 e = 5E-10 ESU

Example

Convert 15 ESU to e:

15 ESU = 15 × 2084775595 e = 31271633925 e

Unit Information

Learn about the charge units you're converting between

ESU of Charge

ESU

Definition

ESU (Electrostatic Unit) of charge is a unit in the CGS electrostatic system, equal to approximately 3.335640951982E-10 coulombs. It represents the electrostatic unit of electric charge.

History/Origin

ESU of charge was part of the CGS electrostatic system of units, defined based on electrostatic principles and the force between charged particles.

Current Use

Historical unit rarely used in modern applications. The coulomb and other SI units have replaced the CGS electrostatic system in most scientific and engineering work.

Multiplier

3E-10

Offset

Elementary Charge

Definition

Elementary charge is the electric charge carried by a single proton or electron, approximately 1.60217733E-19 coulombs. It is the fundamental unit of electric charge.

History/Origin

Elementary charge was first measured by Robert Millikan in his oil drop experiment (1909). It represents the smallest unit of electric charge in nature.

Current Use

Fundamental in quantum physics, particle physics, semiconductor physics, and calculations involving individual charged particles or quantum systems.

Multiplier

2E-19

Offset