Mezzavilla, S.; Baldizzone, C.; Mayrhofer, K. J. J.; Schüth, F.: General Method for the Synthesis of Hollow Mesoporous Carbon Spheres with Tunable Textural Properties. ACS Applied Materials and Interfaces 7 (13), pp. 12914 - 12922 (2015)
Scientists at the Max Planck Institute for Sustainable Materials have developed a carbon-free, energy-saving method to extract nickel for batteries, magnets and stainless steel.