Posner, R.; Jubb, A. M.; Frankel, G. S.; Stratmann, M.; Allen, H. C.: Simultaneous in-situ Kelvin Probe and Raman spectroscopy analysis of electrode potentials and molecular structures at polymer covered salt layers on steel. Electrochimica Acta 83, pp. 327 - 334 (2012)
If manganese nodules can be mined in an environmentally friendly way, the critical metals needed for the energy transition could be produced with low CO2 emissions