TY - JOUR T1 - The Ionisation Produced by Hot Platinum in Different Gases JF - Proceedings of the Royal Society of London. Series A, Containing Papers of a Mathematical and Physical Character (1905-1934) VL - 78 IS - 523 SP - 192 EP - 196 PY - 1906/09/06/ UR - http://dx.doi.org/10.1098/rspa.1906.0070 M3 - doi:10.1098/rspa.1906.0070 AU - Richardson, O. ER -