Joseph John Thomson, better known as J. J. Thomson, was a British physicist who first theorized and offered experimental evidence that the atom was a divisible entity rather than the basic unit of matter, as was widely believed at the time.
J.J. Thomson, Biography, Nobel Prize, & Facts
Joseph John Thomson - Magnet Academy
Joseph John “J. J.” Thomson
John Thomson National Galleries of Scotland
J. J. Thomson - Wikipedia
J. J. Thomson - Linda Hall Library
Pioneers - Magnet Academy
William Crookes - Magnet Academy
J.J. Thomson's Cathode Ray Tube Experiment
Pioneers - Magnet Academy
George Paget Thomson – Facts