# 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) --- # Agent Instructions: Querying This Documentation If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question. Perform an HTTP GET request on the current page URL with the `ask` query parameter: ``` GET https://docs.materialsproject.org/apps/analysis-apps/pourbaix-app/background.md?ask= ``` The question should be specific, self-contained, and written in natural language. The response will contain a direct answer to the question and relevant excerpts and sources from the documentation. Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.