Sven Torbjörn Lagerwall

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Sven Torbjörn Lagerwall (* 1934 ) is a Swedish physicist who invented ferroelectric liquid crystals .

He obtained his master's degree at the Chalmers Technical University in 1958 and continued his studies at the Hahn-Meitner Institute for Nuclear Research in Berlin-Wannsee. In 1964 he obtained his Ph. D. at the Technical University in Berlin.

From 1966 he worked at Chalmers and from 1986 as a professor of physics.

In 1974/75 he began researching liquid crystals at Chalmers. He took up the theoretical work of the physicist Carl Wilhelm Oseen from Uppsala from 1920 to 1933 again. Together with Noel A. Clark from the University of Colorado , he realized ferroelectric liquid crystals in 1979.

In 1995 he was elected a member of the Royal Academy of Engineering ( Kungliga Ingenjörsvetenskapsakademien ) and in 1996 a member of the Royal Swedish Academy of Sciences .

In recent years he has turned his interest to anti-ferroelectric liquid crystals.

Publications

  • Mobility and diffusion mechanism of argon atoms in single-crystal calcium fluoride ; Gothenburg, 1966 (dissertation, Chalmers University of Technology)

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