Chart of Nuclides

main interfacezoomed in interfacelevel list viewalternate color scheme view

A free and open source desktop app for browsing isotope and nuclear structure data in the Chart of Nuclides / Segrè chart format. Uses nuclear structure data from ENSDF, masses from AME2020, and isotopic abundance data from NIST.

What can I do with this?

A full list of features is here, and a user manual with detailed documentation is here.

Downloads (Linux / Windows 10+)

Get the latest release and follow the installation instructions there.

Alternatively, the application can be built from source using the instructions here.


This app is developed and maintained by Jonathan Williams.