Timeline of particle physics technology 1896 - Charles Wilson[?] discovers that energetic particles produce droplet tracks in supersaturated gases 1908 - Hans Geiger and Ernest Rutherford invent the Geiger counter 1911 - Charles Wilson finishes a sophisticated cloud chamber[?] 1934 - Ernest Lawrence and Stan Livingston[?] invent the cyclotron 1945 - Edwin McMillan[?] devises a synchrotron[?] 1952 - Donald Glaser[?] develops the bubble chamber 1968 - Georges Charpak[?] and Roger Bouclier[?] build the first multiwire proportional mode particle detection chamber