Convert Hartree to Attojoule - Free Calculator

Fast, accurate energy conversion calculator. Convert hartree to attojoule instantly with precise results.

Common Conversions

1 Hartree
= 4.3597 Attojoule
5 Hartree
= 21.7987 Attojoule
10 Hartree
= 43.5975 Attojoule
50 Hartree
= 217.9874 Attojoule
100 Hartree
= 435.9748 Attojoule

How to Convert Hartree to Attojoule

Use this free online calculator to convert Hartree to Attojoule instantly. This energy conversion tool provides accurate results for all your measurement needs.

Quick Reference

1 Hartree = 4.3597 Attojoule
1 Attojoule = 0.229371 Hartree

Hartree to Attojoule Conversion Formula

To convert Hartree to Attojoule, multiply by 4.3597.

Attojoule = Hartree × 4.3597
Hartree = Attojoule × 0.229371

To convert Attojoule back to Hartree, divide by 4.3597 (or multiply by 0.229371).

About These Units

About Hartree

The hartree is a unit of energy used in atomic and moleclar physics, equal to about 4.3598 x 10E-18 joule or 27.212 electron volts. The unit is named for the British physicist and mathematician Douglas R. Hartree (1897-1958).

About Attojoule

The attojoule is a unit of energy used to measure work, heat, or power in various scientific and engineering contexts.

Hartree to Attojoule Conversion Table

HartreeAttojouleAttojouleHartree
0.10.4359750.10.022937
0.52.17990.50.114686
14.359710.229371
28.719520.458742
521.798751.1469
1043.5975102.2937
2087.1950204.5874
25108.9937255.7343
50217.98745011.4686
100435.974810022.9371
2501089.9425057.3428
5002179.87500114.6855
10004359.751000229.3710

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