Xiang, Y.; Zardo, I.; Cao, L.Y.; Garma, T.; Hei, M.; Morante, J.R.; Arbiol, J.; Brongersma, M.L.; Fontcuberta, A. "Spatially resolved Raman spectroscopy on indium-catalyzed core-shell germanium nanowires: Size effects" Nanotechnology 21, 10, pp. - 2010 DOI: 10.1088/0957-4484/21/10/105703