A Pile of Wood
21st February 2021
ON A list of cutting-edge materials for high-tech applications, you might not expect to see wood near the top. But an experiment by Teng Li and Liangbing Hu of the University of Maryland may soon put it there. For Dr Li and Dr Hu, writing in Nano Letters, have just described how wood might be used to make one class of batteries cheaper by permitting the lithium now employed in them to be replaced with sodium.