Database
The PSE project is open source. This also applies to the data used on this website. These are provided under the MIT license and can be downloaded as needed.
The data provided on this website do not claim to be correct, complete and up-to-date. They come from reference books, Wikipedia, WebElements and other websites. Pse-info.de assumes no liability for the use of this data and points out to use further sources if necessary.
Like this website, its data can also be used freely. Feel free to use it to start your own project, perform further data analysis or similar. A reference to pse-info.de and the developer is not necessary, but it would be friendly and would help to increase the reach of the project.
elements.json
Atomic, physical, etc. properties of all chemical elements.
spectrum.json
Spectral lines of all chemical elements in base64 format.
The complete source code of pse-info.de and the data used on this website are provided open source under the MIT license via the GitHub repository @komed3/periodic-table. Errors can be reported under this link or by email to webmaster@komed3.de.