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Braun was born in Fulda, Germany, and educated at the University of Marburg and received a PhD from the University of Berlin in 1872. In 1874, he discovered in Leipzig while he was working there as a secondary school teacher in the Thomasschule, that a point-contact metal–semiconductor junction rectifies alternating current. [7]
Braun was made Professor of Physics at the Technische Hochschule in Karlsruhe in 1883 and was finally invited by the University of Tübingen in 1885; one of his tasks there was to build a new Physics Institute.
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Jun 6, 2012 · Karl Ferdinand Braun was born in Fulda, Germany, studied at the University of Marburg and in 1872 received a doctoral degree at the University of Berlin. In 1895 he became a professor of physics at the University of Strasbourg.
Jun 6, 2021 · First Research Success as a School Teacher. Since Braun had no money to work as an assistant and later as a private lecturer, he passed the state examination for grammar school teachers in Marburg in 1873 and took up employment the following year as a second teacher of mathematics and natural sciences at the Thomasschule in Leipzig.
Karl Ferdinand Braun * June 06, 1850, in Fulda (Germany) † April 20, 1918, in Brooklyn/New York (USA) Ferdinand Braun was an experimental physicist during the period of Wilhelmian Germany. He worked on thermodynamics, electrochemistry, and electrical instruments.
Jul 21, 2022 · Already during school, a teacher of Karl Ferdinand Braun noticed his outstanding talent for natural science and decisively supported the young student. Already at the age of 14 or 15, Braun wrote a scientific essay about water and one year later a paper about the production of a sulphur-nitrogen-compound.
Karl Ferdinand Braun was a giant. He died in New York in 1918. He was, as a young man, a professor in Strasbourg University in Alsace, and he had a class of women… this is pioneering in itself… these were physics students and Braun was their teacher.
