Electrician - Page 3

The beautiful and suggestive experiments on the electric discharge in vacuum tubes, shown by Prof. J. J. Thomson on the occasion of the visit of the Physical Society to Cambridge, in May, have excited...

A communication made at the meeting of the Physical Society, held at Cambridge in the Cavendish Laboratory, on Saturday, May 9th, 1891. The phenomena of vacuum discharges were, he said, greatly...