The London, Edinburgh and Dublin Philosophical Magazine and Journal of Science

absorbed absorption actinium amperes apparatus appear atmosphere atomic weight calculated carbon cathode rays cent circuit coefficients coil concentration image condenser constant copper corpuscles corresponding curve cylinder deflexion density determined diameter direction discharge disk distance effect electric electrodes electrolytic electroscope ellipticity emitted equal equation experimental experiments films gases give given glass gram heat helium hydrogen increase intensity ionization ions J. J. Thomson kinetic energy leak light lines liquid air magnetic field mass maximum mean measured membrane mercury metal method millimetres molecules negative observed obtained oxygen paper particles passed Phil phosphorescence plane plate platinum polarization potential potential-difference pressure primary beam produced quantity ratio reflexion resistance rotation salt secondary radiation secondary rays shown solution spectrum substance surface TABLE telescope temperature theory thickness thorium tube uranium velocity volts volume wave-lengths wire