EntityQ905278· pop 23· linked from 39 articlesanode raySign in to savebeam of positive rays that are created by certain types of gas discharge tubesConnectionsGermanyCountryatomEntityelectronEntityInternational Standard Book NumberEntityscientistEntityionEntityJ. J. ThomsonEntityalkali metalEntityalkaline earth metalEntityelectric fieldEntityWilhelm WienEntitycathodeEntitymass spectrometryEntityfluorescenceEntitycathode rayEntityenergy levelEntityradioactive decayEntityhalideEntityEugen GoldsteinEntitychemical speciesEntityCategoriesGerman inventionsIonizing radiationLuminescenceMass spectrometry