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History
Bunsen burner
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A Bunsen burner, named after Robert Bunsen, is a kind of ambient air gas burner used as laboratory equipment; it produces a single open gas flame, and is used for heating, sterilization, and combustion.
Bunsen burner flames depend on air flow in the throat holes (on the burner side, not the needle valve for gas flow): 1. air hole closed (safety flame
Bunsen burner flames depend on air flow in the throat holes (on the burner side, not the needle valve for gas flow): 1. air hole closed (safety flame used for lighting or default), 2. air hole slightly open, 3. air hole half-open, 4. air hole fully open (roaring blue flame).
A Bunsen burner situated below a tripod
A Bunsen burner situated below a tripod
Robert Bunsen
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Robert Wilhelm Eberhard Bunsen was a German chemist. He investigated emission spectra of heated elements, and discovered caesium and rubidium with the physicist Gustav Kirchhoff. The Bunsen–Kirchhoff Award for spectroscopy is named after Bunsen and Kirchhoff.
Robert Bunsen
Robert Bunsen
Gustav Kirchhoff (left) and Robert Bunsen (right)
Gustav Kirchhoff (left) and Robert Bunsen (right)
Bunsen's grave in Heidelberg's Bergfriedhof
Bunsen's grave in Heidelberg's Bergfriedhof