Heike Kamerlingh Onnes a "Kamerlingh Onnes Laboratorium" named after him, as well as a plaque and several machines used by Kamerling Onnes in the main hall of the physics department. The Kamerlingh Onnes Award was established in his honour, recognising further advances in low-temperature science. The Onnes effect referring to the creeping of superfluid helium is named in his honor. The crater Kamerlingh Onnes on the Moon is named after him. Onnes is also credited with coining the word "enthalpy". Onnes' discovery of superconductivity was named an IEEE Milestone in 2011. Heike Kamerlingh Onnes Professor Heike Kamerlingh Onnes FRSFor HFRSE FCS ( ();
Floris Verster 1880 and 1884 Verster continued his training at the Royal Academy of Art in The Hague where he counted among his fellow-students George Hendrik Breitner, Isaac Israëls and Willem de Zwart. After graduation, he briefly attended classes at Amedee Bourson in Brussels. From 1882-1892 he shared a studio in Leiden with his future brother-in-law, the still-life painter Menso Kamerlingh Onnes (he married Jenny Kamerlingh Onnes in 1892). Until about 1885 he worked in the style of the Hague School. The next seven years he experimented in still life painting under the influence of his brother-in-law and of French painters Antoine