What is Raoul Pictet?
{{Infobox scientist | name = Raoul-Pierre Pictet | image = Pictet_Raoul.jpg | caption = Raoul-Pierre Pictet | birth_name = Raoul-Pierre Pictet | birth_date = {{birth date|1846|4|4|df=y}} | birth_place = [[Geneva]] | death_date = {{death date and age|df=yes|1929|6|27|1846|4|4}} | death_place = [[Paris]] | death_cause = | residence = | nationality = Swiss | known_for = [[Liquid nitrogen]] | awards = [[Davy Medal]] (1878) | signature = Pictet_Raoul_signature.jpg | footnotes = | spouse = | children = | field = [[Physics]] | work_institutions = [[University of Geneva]] }} '''Raoul-Pierre Pictet''' (4 April 1846 – 27 July 1929) was a [[Switzerland|Swiss]] physicist. He was the first person to liquefy [[nitrogen]].<ref>{{Cite book|url=https://books.google.com/books?id=G2DkAAAAMAAJ&pg=PA234|title=Die Fortschritte Der Physik|date=1896|language=de}}</ref> ==References== {{Reflist}} {{authority control}} {{bio-stub}} {{DEFAULTSORT:Pictet, Raoul}} [[Category:1846 births]] [[Category:1929 deaths]] [[Category:Swiss physicists]] [[Category:Scientists from Geneva]]