TY - JOUR T1 - On a Diffuse Reflection of the $ \alpha $-Particles JF - Proceedings of the Royal Society of London. Series A, Containing Papers of a Mathematical and Physical Character (1905-1934) VL - 82 IS - 557 SP - 495 EP - 500 PY - 1909/07/31/ UR - http://dx.doi.org/10.1098/rspa.1909.0054 M3 - doi:10.1098/rspa.1909.0054 AU - Geiger, H. AU - Marsden, E. ER -