a person in the record
Ralph Kronig
German physicist noted for the discovery of particle spin and for his theory of X-ray absorption spectroscopy1904 to 1995
Wikidata names Albert Potter Wills as doctoral advisor and lists 3 doctoral students. Linked to Wikidata, Mathematics Genealogy Project, and 5 other registers.

How to read the markscited by a repository's recordstated by Wikidata or indexed by OpenAlexclaimed on an ORCID list, or inferred
Advisors on Wikidata1
From Wikidata, shown separately from the thesis records.
- stated by Wikidata
Students on Wikidata3
From Wikidata, shown separately from the thesis records.
- stated by Wikidataborn 1915
- stated by Wikidataborn 1937
- stated by Wikidata
The line above and below4 steps
The advisors of their advisors, four steps up at most, in the thesis records and on Wikidata, each kind marked; a person in both is listed once.
- 1 step up
stated by WikidataAlbert Potter Wills
- 2 steps up
stated by WikidataArthur Gordon Webster
- 3 steps up
stated by WikidataHermann von Helmholtz
- 4 steps up
stated by WikidataJohannes Peter Müller
Below them, within 3 steps, the record reaches 9 people: 9 stated by Wikidata.
Education and career3
From Wikidata, shown separately from the thesis records. Each place opens its Wikidata item.
- 1939 to 1969
- undatedstudied
- undatedworked