Gebhardt Wiedmann

Gebhardt Wiedmann (born August 10, 1884 in Deggingen ( Württemberg ); † April 8, 1965 there ) was a German physicist .

Wiedmann graduated from high school in Rottweil in 1905 and studied physics at the University of Tübingen and at the Sorbonne in Paris from 1906 to 1911 . In 1911 he received his doctorate in Tübingen. From 1914 on he was in charge of the physical internship at the Technical University of Dresden . After an interruption as an employee at Telefunken AG in Berlin, he was again head of Dresden from 1919, where he qualified as a professor in 1922 in experimental physics, especially optics. Wiedmann was a student of Friedrich Paschen , Wilhelm Conrad Röntgen and Marie Curie . At the Laboratory for Applied Radiography for the Examination of Matter, which he had taken over in 1924, he received an extraordinary professorship at the TH Dresden in 1926. He was in 1928 at the first use of X-rays for determining the authenticity of paintings in the history of art by Fritz Saxl involved. In November 1933 he signed the German professors' confession of Adolf Hitler . Dismissed from service in 1945, he again held a professorship at the TH Dresden from 1947 to 1954 and was director of the Institute for Radiology and Metal Physics .

Fonts (selection)

• Development of the normal and selective photoelectric effect , 1922 (= habilitation thesis)
• Applications of the X-ray spectrogram in industry and technology , 1937
• The arc spectrum of mercury , 1938

literature

• Dorit Petschel : 175 years of TU Dresden. Volume 3: The professors of the TU Dresden 1828–2003. Edited on behalf of the Society of Friends and Supporters of the TU Dresden e. V. von Reiner Pommerin , Böhlau, Cologne a. a. 2003, ISBN 3-412-02503-8 , p. 1037 ( limited preview in Google book search).

Web links

• TU Dresden professor catalog (with picture)

Single receipts

1. ↑ Thomas Hensel: How art history became an image science: Aby Warburgs Graphien , Berlin 2011, p. 158.