Hieke, S. W.; Breitbach, B.; Dehm, G.; Scheu, C.: Microstructural evolution and solid state dewetting of epitaxial Al thin films on sapphire (α-Al2O3). Acta Materialia 133, pp. 356 - 366 (2017)
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.