| Citation | Professor of Physics , Dalhousie College, Halifax, NS. Well known for his long-continued Researches on Electrolytic Conductivity on Solutions, on Resistance of Metals, and on Thermo-electricity. Author of numerous Memoirs contributed to the Royal Society of Edinburgh, the Royal Society of Canada, the physical Society, and the British Association, including the following: 'Notes on the Electrical Conductivity of Saline Solutions' (Proc Roy Soc Edin, 1875); 'On the Electrical Conductivity of Stretched Silver Wires' (ibid, 1878); 'On the Variation with Temperature of the Electrical Resistance of certain Alloys' (Trans Roy Soc Edin, 1880); 'On the Measurement of the Resistance of Electrolytes by means of Wheatstone's Bridge' (Trans Roy Soc, Canada, 1882); 'On some Experiments showing that the Electromotive Force of Polarization is independent of the difference of Potential of the Electrodes' (ibid, 1883); 'On a Test of Ewing and MacGregor's Method of Measuring the Electrical Resistances of Electrolytes' (ibid, 1890, with Prof Ewing); 'Note on the Volume of Solutions' (Brit Assoc Report, 1877, with Dr Knott); 'On the Thermoelectric Properties of charcoal and certain Alloys, with a Supplymentary Thermoelectric Diagram' (Edin Trans, 1879, with Dr Knott and Prof Michie smith); 'The Thermoelectric Properties of Cobalt' (1876, Proc Roy Soc, Edin, 1878); 'On the Absorption of Low Radiant Heat by Gaseous Bodies' (ibid, 1882-1883); 'On the Resistance to the Passage of the Electric Current between Amalgamated Zinc Electrodes and Solutions of Zinc Sulphate' (Trans Nov Scot Inst Nat Sci, 1883); 'On the Density and the Thermal Expansion of Solutions of Sulphate of Copper' (Trans Roy Soc, Canada, 1884); 'On the Relative Bulk of certain Aqueous Solutions and their Constituent Water' (Trans Nov Scot Inst Nat Sci, 1886); 'ATable of Cubical Expansions' (Trans Roy Soc, Canada, 1888); 'On the Variation of the Density with the Concentration of Weak Aqueous Solutions of certain Salts' (ibid, 1889, vol ix, 1891); 'On the Calculation of the Conductivity of Electrolytes' (ibid, 1896); 'On the Relation of the Physical Properties of Aqueous Solutions to their State of Ionization' (Phil Mag, 1897); 'On the Hypothesis of Abstract Dynamics and the question of the number of Elastic Constants' (ibid, 1896, with Mr E A Archibald); 'On Calculation of Conductivities of Electrolytes' (ibid, February, 1898). Author of 'An Elementary Treatise on Kinematics and Dynamics' (1887). |