Using Flexible Gold-Titanium Reaction Cells to Simulate Pressure-Dependent Microbial Activity in the Context of Subsurface BiominingChristian Ostertag-Henning 1, Ruiyong Zhang 1, Oliver Helten 1, Thomas Weger 1, Axel Schippers 1
1Federal Institute for Geosciences and Natural Resources
This protocol describes microbial experiments under elevated pressures to study in situ biomining processes. The experimental approach employs a rocking high-pressure reactor equipped with a gold-titanium reaction cell containing a microbial culture in an acidic, iron-rich medium.