Appropriately enough, one of Sir J, J. Thomson's earliest experiments was the repetition of a measurement which strongly supported Maxwell's electro-magnetic theory, namely, the determination of ...

Others thought the rays were streams of particles. J.J. Thomson decided to find out for sure. Thomson was a physics professor at Cambridge University in the UK. He placed cathode tubes in electric ...

JJ Thomson studied electrical discharges in gases. Following the discovery of x-rays and radioactivity his imaginative work inspired many young researchers, including Ernest Rutherford, WL Bragg and ...