Johannes Diderik van der Waals higher temperatures. Nitrogen, oxygen, hydrogen, and helium subsequently succumbed to liquefaction. Heike Kamerlingh Onnes was significantly influenced by the pioneer work of van der Waals. In 1908, Onnes became the first to make liquid helium; this led directly to his 1911 discovery of superconductivity. Van der Waals started his career as a school teacher. He became the first physics professor of the University of Amsterdam when in 1877 the old Athenaeum was upgraded to Municipal University. Van der Waals won the 1910 Nobel Prize in physics for his work on the equation of state for gases and liquids. Johannes Diderik
Heike Matthiesen at festivals and in guitar concert series and a juror in national and international competitions. Heike Matthiesen is especially passioned about the music of female composers. Heike Matthiesen represents a new generation of classical musician, communicative, open for new media and an avid ambassador for classical music on all relevant social media platforms. Solo: Heike Matthiesen Heike Matthiesen (born 27 June 1969) is one of Germany's leading classical guitarists whose virtuosity and spirited performance, coupled with a charismatic stage presence, are regularly highlighted by the press. Heike Matthiesen was born in Braunschweig, into a family of classical musicians. From early