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Ivan Stranski

Bulgarian chemist

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Record originEnglish Wikipedia
Text licenseCC BY-SA 4.0
Source revisionSep 1, 2026
Entity authorityQ327794
Source-derived summary

Ivan Nikolov Stranski (Bulgarian: Иван Николов Странски; German: Iwan Nikolow Stranski; 2 January [O.S. 21 December ] 1897 – 19 June 1979) was a Bulgarian and later a German physical chemist who is considered the father of crystal growth research.

He was the founder of the Bulgarian school of physical chemistry, heading the departments of physical chemistry at Sofia University and later at Technische Hochschule Berlin (today Technische Universität Berlin), of which he was also rector. The Stranski–Krastanov growth and Kossel–Stranski model are some of Stranski's contributions which bear his name.

Biography

Early life and studies

Ivan Stranski was born on 21 December 1896 O.S. (2 January 1897 N.S.) in Sofia, the capital of the Principality of Bulgaria, the third child of Nikola Stranski (1854 - 1910), pharmacist to the royal court, and his wife Maria Krohn, a Baltic German. Ever since his childhood he suffered from bone tuberculosis, an incurable disease at the time. Stranski finished the First Sofia High School for Boys. Seeking ways to fight the illness, Stranski decided to study medicine, though he returned to Bulgaria disappointed after a year of studies in Vienna. He graduated from Sofia University in 1922, majoring in chemistry, and went to the Friedrich Wilhelm University of Berlin for further studies. There, in 1925, he acquired his Dr. phil.

Editorial summary

Begin with the source’s own compact description: “Ivan Stranski” is bulgarian chemist. The dossier treats that line as a proposition to test through Ivan, Stranski and Bulgarian, not as a finished interpretation.

Editorial reviewA dependable orientation record for establishing vocabulary, names and a first evidence trail. The current lead gives the account dated anchors—1897, 1979, 1896, 1854—that can be checked directly. The selected authority fields contribute no independent date. For this dossier, Ivan, Stranski and Bulgarian is the immediate research focus.
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The citation trail is more important than the brevity of the summary: it shows where individual claims can be examined in context. The source revision retrieved here is dated Sep 1, 2026. The linked authority identifier is Q327794. The first chronological checks are 1897, 1979, 1896 and 1854.

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This entry incorporates text from Ivan Stranski” on English Wikipedia. Contributors are listed in the page history. Text is available under the Creative Commons Attribution-ShareAlike 4.0 License. Selected authority identifiers and statements are retrieved from Wikidata under CC0; their references and qualifiers remain part of the verification path.