Leiden University at the university. The learning and reputation of Jacobus Gronovius, Herman Boerhaave, Tiberius Hemsterhuis and David Ruhnken, among others, enabled Leiden to maintain its reputation for excellence down to the end of the 18th century. At the end of the nineteenth century, Leiden University again became one of Europe's leading universities. At the world’s first university low-temperature laboratory, professor Heike Kamerlingh Onnes achieved temperatures of only one degree above absolute zero of −273 degrees Celsius. In 1908 he was also the first to succeed in liquifying helium and can be credited with the discovery of the superconductivity in metals. The
Heike ondo drums and the taru barrel in his or her ensemble, in intricate drumming techniques. Heike Ondo is accompanied by a kind of shamisen called the Heike Shamisen, which has a shorter neck than most shamisens in Japan, and thus, a higher range. The narrative is quite long and is rarely ever sung in its entirety; key excerpts are chosen for shorter performances. The song is sung by a main singer accompanied by a group of singers who know when to call out the kakegoe (see below). The dance that accompanies Heike Ondo is called Heike Odori (平家踊り). It is simple