INDEX. 



1039 



Canonical relations in general 

 dynamics, on, 22. 



Carbon, on the ionization in com- 

 pounds of, by homogeneous X 

 radiation, 177. 



Cathode disintegration in a vacuum- 

 tube, on, 415. 



■Chadwick (J.) on the gamma rays 

 of polonium, radium, and actinium, 

 112. 



Chemical affinity, on the forces 

 between atoms and, 757. 



Child (C. D.) on ionization in the 

 unstriated discharge and in the 

 arc, 277. 



Chrome steels, on the magnetic 

 properties of, 830. 



Colloids, on the action of, on radio- 

 active products in solution, 618. 



Crystals, on the intensity of reflexion 

 of X rays by, 881. 



Darwin (C. G.) on the theory of 

 X-ray reflexion, 315, 675 ; on the 

 collision of alpha particles with 

 light atoms, 499. 



Deeley (R. M.) on the Hintereis 

 glacier, 153. 



Delta rays from gases, on, 83. 



Diamond, on the intensity of re- 

 flexion of X rays by, 893. 



Differential equations, on the inte- 

 gration of a class of linear, of the 

 second order, 608 ; on the sum of 

 an infinite series as the solution 

 of, 659 : on the integration of, 

 applicable to plane progressive 

 waves, 669. 



Douglas (J. A.) on the geological 

 structure of the S. American 

 Andes, 223. 



Dunoyer (L.) on the separate excit- 

 ation of the centres of emission of 

 the D lines of sodium, 1018; on 

 a photometric investigation of the 

 superficial resonance of sodium 

 vapour, 1025. 



Dynamics, on canonical relations in 

 general, '2'2. 



Edmunds (P. J.) on the discharge of 

 electricity from cylinders and 

 points, 789. 



Electrical brash discharge in weak 

 acids and solutions, on the, 

 801. 



conductivity, on the expression 



for the, of metals as deduced from 

 the electron theory, 441 . 



• Electrical discharge, on ionization 

 in the unstriated, 277. 



fields, on the effect of, on 



spectral lines, 506 ; on the dis- 

 integration of ion clusters in gases 

 under the influence of, 917. 



oscillations, on the effect of 



ionization of air on, 213 ; on the 

 theory of, in coupled circuits, 565. 



resistance, on the, of nickel in 



magnetic fields, 649; on the effect 

 of a magnetic field on metallic, 

 731. 



waves, on the effect on the 



propagation of, of the solar eclipse, 

 753. 



Electricity, notes on, 428 ; on the 



discharge of, from cylinders and 



points, 789. 

 Electrification, on the, at liquid-gas 



surfaces, 297. 

 Electrodynamics, on the equations 



of, and the principle of relativity, 



43. 

 Electromagnetic effects related to 



the Hall effect, on some, 244. 



fields, on the classification of, 



136. 



Electron atmosphere of metals, on 

 the, 457. 



theory, on the expression for 



the electrical conductivity of 

 metals as deduced from the, 441. 



Electrons, on the interaction be- 

 tween radiation and free, 14 ; on 

 nuclear, 455 ; on the, liberated in 

 ionization, 755. 



Elements, on the high-frequency 

 spectra of the, 541, 703. 



Englund (C. R.) on the electron 

 atmosphere of metals, 457. 



Eve (Prof. A. S.) on the number of 

 ions produced by the gamma 

 radiation from radium, 394. 



Eennmger (W. N.) on the Hall 

 effect in liquid and solid mercury, 

 109. 



Florance (D. C. H.) on secondary 

 gamma radiation, 225. 



Fluidity, on the influence of volume 

 change on, 662. 



Fluorescence, on the, of iodine 

 vapour, 531 ; on light absorption 

 and, 632 ; on the, of gases excited 

 by ultra-Schumann waves, 899. 



Foaming solutions, on aclassificatiou 

 of, 718. 



