Otto Lummer (1860-1925), German physicist, lecturing on his 60th birthday in a lecture hall in Breslau, Germany. Lummer worked on optics and thermal radiation. His inventions and designs included the Arons-Lummer mercury-vapour lamp and the Lummer-Gehrcke interferometer. From 1904, he worked as a professor at the University of Breslau (today known as the University of Wroclaw and in modern-day Poland). Photographed on 17 July 1920. | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / American Philosophical Society |
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