sir joseph john thomson   (TTS Sound)

The sir_joseph_john_thomson has 1 Senses.

• thomson, sir joseph john thomson, joseph john thomson
• English physicist who experimented with the conduction of electricity through gases and who discovered the electron and determined its charge and mass (1856-1940)
• ガスを通して電気の伝導で実験し、電子を発見して、その電荷と質量を測定した英国の物理学者（1856-1940年）