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Jim Al-Khalili demonstrates the famous 'photoelectric effect'

Even after the electron was discovered, and the electric current explained, there were mysterious phenomena. One of them was the photoelectric effect. Prof Jim Al-Khalili demonstrates it, and explains how Einstein made a breakthrough.

20 October 2011

5 minutes

This clip is from

Shock and Awe: The Story of Electricity—Revelations and Revolutions

Liz Bruton tells the story of Guglielmo Marconi's rise to fame

Duration: 09:19
The story of Oliver Lodge's 1894 lecture that was to change the world

Duration: 02:57
Simon Schaffer and Jim Al-Khalili describe the rivalry that James Clerk Maxwell's work led to

Duration: 02:55
Jim Al Khalili reads from a dramatic lost letter by James Clerk Maxwell

Duration: 01:39

Preparing to receive a quarter of a million volts of electricity—The Age of Invention

Duration: 03:23
Liz Bruton tells the story of Guglielmo Marconi's rise to fame—Revelations and Revolutions

Duration: 09:19
The story of Oliver Lodge's 1894 lecture that was to change the world—Revelations and Revolutions

Duration: 02:57
Simon Schaffer and Jim Al-Khalili describe the rivalry that James Clerk Maxwell's work led to—Revelations and Revolutions

Duration: 02:55

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