INDEX. 



1139 



Dielectrics, notes on, 489. 



Differential equations in wireless 

 telegraphy, on a graphical solution 

 of, 206. 



Disintegration, on mechanical, caused 

 by positive ions, 226. 



Dispersion of light, on the scattering 

 and, 829. 



Doi (tJ.) on the scattering and dis- 

 persion of light, 829. 



Doublet, on the orbits in the field of 

 a, 993. 



Dow ling (J. J.) on the resistance of 

 electrolytes at high frequencies, 

 537. 



Dyes, on the dependence of the 

 fluorescence of, upon wave-length, 

 307. 



e, h, and c, on the relationship be- 

 tween, 698. 



Ear, on the analysis of sound waves 

 in the human, 349. 



Earthquakes, on the diurnal period- 

 icity of, 878. 



Eddington (Prof. A. S.) on the sig- 

 nificance of Einstein's gravitational 

 equations in terms of the curvature 

 of the world, 174. 



Edge worth (Prof. F. Y.) on the 

 application of probabilities to the 

 movement of gas molecules, 241. 



Einstein's gravitational equations, on 

 the significance of, in terms of the 

 curvature of the world, 174 ; 

 spectral shift, on, 396 ; theory, on 

 the identical relations in. 600. 



Elastic bodies, on Hertz's theory of 

 the contact of, 320. 



plate, on the equations of equi- 

 librium of an, under normal 

 pressure, 97. 



Electric charges, on scalar and 

 vector potentials due to moving, 

 131. 



discharge, on certain types of, 



'216 ; on the disappearance of gas 

 in the, 914. 



field, on the viscosity of air in 



a transverse, 1 129. 



properties, on the field of a mag- 

 net and its, 401. 

 Electrolytes, on the resistance of, at 

 high frequencies, 537 ; on the 

 theory of, 625. 

 Electron theory of chemistry, on 

 the application of the, to solids, 

 721. 



Electrons, on the relative affinity of 

 some gas molecules for, 229 ; on 

 the frequency of the, in the neon 

 atom, 339 ; on the motion of, in 

 argon, 593, 1127; on the inter- 

 action between radiation and, 

 1064; on X-ray, 1116. 



Enhanced lines, on the occurrence of, 

 ^ in the arc, 287, 834. 



Esters, on the dielectric constants of 

 some, at low temperatures, 481. 



Ewing (Sir J. A.) on a new model of 

 ferromagnetic induction, 493. 



Eye, on the minimum time necessary 

 to affect the human, 345. 



Fairbourne (A.) on restricted move- 

 ments of molecules at low pres- 

 sures, 1047. 



Ferromagnetic induction, on a new 

 model of, 493. 



Field, on the intrinsic, of a magnet, 

 401. 



Fizeau effect, on the, 447. 



Fluorescence, on the dependence of 

 the intensity of, upon wave-length, 

 307; on, and photo-chemistry, 757. 



Focal length, on a relationship be- 

 tween, and the number of fringes 

 in convergent polarized light, 766. 



Foote (Dr. P. D.) on an exception 

 to the principle of selection, 659. 



Fowler (R. H.) on some problems 

 of the mass-spectrograph, 514 ; on 

 the kinetic theory of gases, 785. 



Franklin's experiment on thele3 T den- 

 jar wdth movable coatings, on, 489. 



Fusion, on latent heats of, 436. 



Gases, on the effect of, on contact 

 difference of potential, 162 ; on 

 the effect of variable specific heat 

 on the discharge of, through noz- 

 zles, 589 ; on the kinetic theory 

 of, 785 ; on the disappearance oi\ 

 in the electric discharge, 914. 



Gas-molecules, on the relative af- 

 finity of some, for electrons, 229 ; 

 on the application of probabilities 

 to the movement of, 241. 



General Electric Company's Re- 

 search Staff on the disappearance 

 of gas in the electric discharge, 

 914! 

 Geological Society, proceedings of 



the, 639, 1135. 

 Glasson (Dr. J. L.) on beta rays and 

 atomic number, 393 ; on stopping- 

 power and atomic number, 477. 



