The Atoms Under Pressure (AUP) Database

The Atoms Under Pressure (AUP) database is available here.

The AUP database allows for interactive access to atomic electronegativity, radii, ground state electronic configuration and spin in the 0 to 300 GPa pressure range.

Feel free to use this web application and the images it creates in your research, but please cite:

Martin Rahm, Roberto Cammi, N. W. Ashcroft, and Roald Hoffmann 
Squeezing all Elements in the Periodic Table: Electron Configuration and Electronegativity of the Atoms under Compression
Journal of the American Chemical Society 2019, 141, 10253-1027.

Below is a snapshot of our data, computed for p = 300 GPa.

Data from: 52. Squeezing all Elements in the Periodic Table: Electron Configuration and Electronegativity of the Atoms under Compression
M. Rahm, R. Cammi, N. W. Ashcroft, R. Hoffmann
J. Am. Chem. Soc.,141, 10253-10271, 2019