Humphry Davy
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Sir Humphry Davy, 1st Baronet was a British chemist and inventor who invented the Davy lamp and an early form of arc lamp. He is also remembered for isolating, by using electricity, several elements f
Portrait by Thomas Phillips, 1821
Lariggan River
Davies Giddy (later: Davies Gilbert)
Thomas Beddoes
Arc lamp
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An arc lamp or arc light is a lamp that produces light by an electric arc.
Humphry Davy
…Sir Humphry Davy, 1st Baronet (17 December 1778 – 29 May 1829) was a British chemist and inventor who invented the Davy lamp and an early form of arc lamp. He is also remembered for isolating, by using electricity, several elements for the first time: potassium and sodium in 1807 and calcium, strontium…
The 15 kW xenon short-arc lamp used in the IMAX projection system.
A mercury arc lamp from a fluorescence microscope.
A krypton long arc lamp (top) is shown above a xenon flashtube. The two lamps, used for laser pumping, are very different in the shape of the electrodes, in particular, the cathode (on the left).
A krypton arc lamp during operation.