Hergenhahn, U. Stellarator Edge and Divertor Physics (E4), Max Planck Institute for Plasma Physics, Max Planck Society; External Organizations;
http://dx.doi.org/10.1038/ncomms14277 (Publisher version)
You, D., Fukuzawa, H., Sakakibara, Y., Takanashi, T., Ito, Y., Maliyar, G. G., et al. (2017). Charge transfer to ground-state ions produces free electrons. Nature Communications, 8: 14277. doi:10.1038/ncomms14277.