Gerardus J. Sizoo Gerardus J. Sizoo Gerardus Johannes Sizoo (8 November 1900 – 4 January 1994) was the first professor of physics at the Vrije Universiteit. He is notable for the establishment and development of the applied physics laboratory in 1930 and the establishment of the Faculty of Mathematics and Physics at the Vrije Universiteit. His doctoral research explored the phenomenon of superconductivity at the University of Leiden, following the lead of Heike Kamerlingh Onnes and Wander Johannes de Haas. He completed his PhD in 1926, with a thesis entitled: "Onderzoekingen over den suprageleidenden toestand van metalen," under Wander Johannes de Haas. In
Heike Henkel Heike Henkel Heike Henkel (born Heike Redetzky on 5 May 1964) is a German former athlete competing in high jump. She won the high jump gold medal at the 1992 Summer Olympics in Barcelona. Henkel was born in Kiel, Schleswig-Holstein. Having competed for West Germany at the Olympic Games in 1984 and 1988, she emerged as the world's leading female high jumper of the early 1990s. As well as her Olympic triumph, Henkel won World, World Indoor, European and European Indoor titles. She is one of only two female high jumpers in history to have won all five titles, the