> For the complete documentation index, see [llms.txt](https://docs.materialsproject.org/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.materialsproject.org/apps/analysis-apps/pourbaix-app/background.md).

# Background

## Components

### Search

You can search using the periodic table to select different elements you would like in your Pourbaix diagram. You can select up to 4 elements to build the Pourbaix diagram.

![](/files/RDRuqUFIXcmTynqbgx9o)

### Advanced Options

Several advanced opttions are available. You can filter solids, display a heatmap, or change the composition.

![](/files/oDSs6EzcsIBpMUGNpe8V)

### Pourbaix Diagram Viewer

![](/files/2IxKmk88OflDY1kEscou)

### Citations

To cite the Pourbaix Diagram App on Materials Project, please include the main Materials Project citation, as well as the references below:

Patel, Anjli and Norskov, Jens and Persson, Kristin and Montoya, Joseph. *Efficient Pourbaix diagrams of many-element compounds*, Physical Chemistry Chemical Physics 45 (2019)

Singh, Arunima and Zhou, Lan and Shinde, Aniketa and Suram, Santosh and Montoya, Joseph and Winston, Donald and Gregoire, John and Persson, Kristin. *Electrochemical Stability of Metastable Materials*, Chemistry of Materials 29 (2017)

Persson, Kristin and Waldwick, Bryn and Lazic, Predrag and Ceder, Gerbrand. *Prediction of solid-aqueous equilibria: Scheme to combine first-principles calculations of solids with experimental aqueous states*, Physical Review B 85 (2012)