Cairney, J. M.; Gault, B.; Larson, D. J.: Recognizing 60 years of achievements in field emission and atomic scale microscopy: Reflections on the International Field Emission Society. Materials Today 19 (4), pp. 182 - 183 (2016)
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.