Vos, Maarten2015-12-080368-2048http://hdl.handle.net/1885/34200We use REELS (reflection electron energy loss spectroscopy) measurements at relatively large energies (up to 40 keV) and good energy resolution (0.3 eV) to extract the bulk and surface loss function for Au, Mo and Ta. For these cases there are small, but201310.1016/j.elspec.2013.10.0072015-12-08