Gilles Holst Philips Fysics Laboratory in Eindhoven ! Or Nat Lab. In 1909 he became an assistant to Heike Kamerlingh Onnes at Leiden University. At Leiden, it is believed that he was the first to witness the phenomenon of superconductivity. The Gilles Holst Award was first awarded in 1939. He died in Holland at the age of 82. Gilles Holst Gilles Holst (20 March 1886 – 11 October 1968) was a Dutch physicist, known worldwide for his invention in 1932 of the low-pressure sodium lamp. His father was a manager of a shipyard. In 1904 he went to ETH Zurich to study
Frans Michel Penning of Gorinchem on 12 September 1894. Penning attended the University of Leiden. He studied mathematics and physics as a graduate student under Heike Kamerlingh Onnes. Penning's doctoral work involved measuring thermodynamic properties of various gases at extremely low temperatures. Penning received his PhD on June 25, 1923 with a dissertation entitled 'Metingen over isopyknen van gassen bij lage temperaturen' (Measurements on Isometric Density Lines of Gases at Low Temperatures). His father Louwrens Penning, was a popular novelist in the Dutch literary community; most known for romanticizing the Anglo-Boer War. His mother was Adriana Jenneke Machelina Heijmans. Penning married to Margje