1 Double scattering in grazing angle Rutherford backscattering spectra Original Research Article Nuclear Instruments and Methods in Physics Research Section B: Beam Interactions with Materials and Atoms, Volume 225, Issue 3, September 2004, Pages 318-330 http://www.sciencedirect.com/science/article/pii/S0168583X04007347 http://dx.doi.org/10.1016/j.nimb.2004.04.182