TY - JOUR T1 - The Ionisation Produced by Hot Platinum in Different Gases JF - Philosophical Transactions of the Royal Society of London. Series A, Containing Papers of a Math. or Phys. Character (1896-1934) VL - 207 SP - 1 EP - 64 PY - 1908/01/01/ UR - http://dx.doi.org/10.1098/rsta.1908.0001 M3 - doi:10.1098/rsta.1908.0001 AU - Richardson, O. ER -