Elementary Charge to ESU of Charge Conversion
Convert between Elementary Charge and ESU of Charge quickly and accurately.
How to Convert Elementary Charge to ESU of Charge
Conversion Formula
Example
Convert 15 e to ESU:
Unit Information
Learn about the charge units you're converting between
Elementary Charge
e
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
0
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
0
Elementary Charge to ESU of Charge Conversion Table
| Elementary Charge [e] | ESU of Charge [ESU] |
|---|---|
| 1 e | 5E-10 ESU |
| 10 e | 5E-9 ESU |
| 25 e | 1E-8 ESU |
| 50 e | 2E-8 ESU |
| 100 e | 5E-8 ESU |
| 0 e | 0E+0 ESU |
| -10 e | -5E-9 ESU |
| -40 e | -2E-8 ESU |
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