Motor to use no rare earths and be developed in cooperation with Valeo and Siemens-Valeo.
There are deposits of critical raw materials in unused mining residues and even in waste water. Is recycling worthwhile?
Three times stronger than the previous record holder: Researchers have produced a new, extremely magnetic molecule using rare earths.
Compulsory photovoltaics, more wind turbines - climate protection measures are on everyone's lips. Street lighting, however, is rarely mentioned in this context even though converting to LED technology would save energy, CO2 emissions, and electricity costs.