Hartree conversions

energy conversions » Hartree conversions
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The Hartree conversion selector above selects the energy measurement unit to convert to starting from Hartree (Ha). To make a conversion starting from a unit of energy other than Hartree, simply click on the "Reset" button.

What is Hartree?

The hartree (or the Hartree energy) is the atomic unit of energy equal to 4.3597439422x10-18 joules (1 Eh = 4.3597439422x10-18 J), the SI derived unit of energy. It is also equal to 4.3597439422x10-21 kilojoules (kJ), or 27,211.38254351886 millielectronvolts (meV), or 27.21138254351886 electronvolts (eV) or 0.02721138254351886 kiloelectronvolts (keV).

The hartree (or the Hartree energy) is usually used as a unit of energy in computational chemistry and atomic physics.

Note:
The SI is an abbreviation for the International System of Units.

Symbol:

Ha

Plural:

Hartree

Also known as:

Hartree energy

Hartree conversions: quick access

A detailed list with conversions from Hartree to other (metric, imperial, or customary) energy measurement units is displayed below.