| Citation | Professor of Physics, Princeton University. Ex-Fellow of Trinity College, Cambridge. Distinguished for his researches on electricity, especially on the emission of positive electricity from hot bodies. Has published a large number of papers, including the following: - 'Negative Radiation from Hot Platinum' (Camb Phil Soc Proc, vol xi); 'Theory of the Rate of Recombination of Ions in Gases' (ibid, vol xii); 'Electrical Conductivity imparted to a Vacuum by Hot Platinum' (Phil Trans, A, vol cci); 'Positive Ionization produced by Hot Platinum in Air at Low Pressures' (Phil Mag, 1903); 'The Solubility and Diffusion in Solution of Dissociated Gases' (ibid, 1904); 'Effect of a Luminous Discharge on the Ionization produced by Hot Platinum in Gases at Low Pressures' (ibid, 1904); 'The Electrical Properties of Hot Bodies (Brit Assoc Rept, Cambridge, 1904); 'Discharge of Electricity from Hot Platinum in Phosphorus Vapour' (Phil Mag, 1905); 'The Structure of Ions formed in Gases at High Pressures' (ibid, 1905); 'The Rate of Recombination of Ions in Gases' (ibid, 1905); 'The Effect of Hydrogen on the Discharge of Negative Electricity from Hot Platinum' (Camb Phil Soc Proc, vol xiii); 'The Ionization produced by Hot Platinum in different Gases' (Phil Trans, A, vol ccvii); 'Theory of the Displacement of Spectral Lines by Pressure' (Phil Mag, 1907); 'On the Kinetic Energy of the Negative Electrons emitted by Hot Bodies' (ibid, 1908 and 1909); 'On the Specific Charge on the Ions emitted by Hot Bodies' (ibid, 1908); 'On the Kinetic Energy of the Ions emitted by Hot Bodies' (ibid, 1908); 'On the Kinetic Theory of Matter' (ibid, 1909); 'Diffusion of Hydrogen through Hot Platinum' (ibid, 1904, with Nichol and Parnell); 'A New Method of Determining the Concentration of Hydrogen Ions' (Trans Chem Soc, vol lxxxi, with H O Jones); 'The Dissociation Constants of Oxalacetic Acid and its Phenyl Hydrazone (ibid, vol lxxxi, with H O Jones). |