TY - JOUR T1 - An Investigation of the Effects of Electron Collisions with Platinum and with Hydrogen, to Ascertain Whether the Production of Ionisation from Platinum is due to Occluded Hydrogen JF - Proceedings of the Royal Society of London. Series A, Containing Papers of a Mathematical and Physical Character (1905-1934) VL - 97 IS - 681 SP - 23 EP - 43 PY - 1920/03/01/ UR - http://dx.doi.org/10.1098/rspa.1920.0012 M3 - doi:10.1098/rspa.1920.0012 AU - Horton, F. AU - Davies, A. ER -