What is Friedrich Hund?
{{Infobox Scientist |name =Friedrich Hund |box_width = |image =Hund, Friedrich 1920er Göttingen.jpg |image_width = |caption =Friedrich Hund, [[Göttingen]] (~&nbsp;1925) |birth_date =4 February 1896 |birth_place =[[Karlsruhe]] |death_date =31 March 1997 (aged 101) |death_place =[[Göttingen]] |residence = |citizenship = |nationality =[[Germany|German]] |ethnicity = |field =[[physics]] |work_institutions = |alma_mater = |doctoral_advisor = |doctoral_students = |known_for = |author_abbrev_bot = |author_abbrev_zoo = |influences = |influenced = |prizes = |footnotes = |signature = }} '''Friedrich Hund''' (4 February 1896 {{ndash}} 31 March 1997) was a [[Germany|German]] [[physicist]] from [[Karlsruhe]] known for his work on [[atom]]s and [[molecule]]s. He worked at the Universities of [[Rostock]], [[University of Leipzig|Leipzig]], [[University of Jena|Jena]], [[University of Frankfurt am Main|Frankfurt am Main]], [[University of Göttingen|Göttingen]] and was a member of the International Academy of Quantum Molecular Science. He had published more than 250 papers and essays and made contributions to [[Quantum mechanics|quantum theory]] about the structure of the atom and the structure of [[molecular spectra]]. The Hund's rule was named after him and in 1926 he discovered the later so-called [[quantum tunneling|tunneling effect]]. ==His life== [[File:Mulliken Hund 1929 Chicago.jpg|thumb|left|[[Robert Mulliken]] + Friedrich Hund<br>Chicago 1929]] Hund worked with well known physicists as [[Erwin Schrödinger|Schrödinger]], [[Paul Dirac|Dirac]], [[Werner Heisenberg|Heisenberg]], [[Max Born]], and [[Walter Bothe]]. At that time, he was Born's assistant, working with [[quantum mechanics]]. After his studies of [[mathematics]], physics, and geography in Marburg and Göttingen, he worked as a private lecturer in [[theoretical phy