# Fame.am profile — machine-readable export
# Canonical URL: https://fame.am/person/ernst-cohen
# Generated: 2026-08-13T09:27:29.746Z

schema: https://schema.org/Person
url: "https://fame.am/person/ernst-cohen"
name: "Ernst Cohen"
slug: "ernst-cohen"
description: "Ernst Julius Cohen ForMemRS was a Dutch Jewish chemist known for his work on the allotropy of metals. Cohen studied chemistry under Svante Arrhenius in Stockholm, Henri Moissan at Paris, and Jacobus van't Hoff at Amsterdam. In 1893 he became Van't Hoff's assistant and in 1902 he became professor of Physical Chemistry at the University of Utrecht, a position which he held until his retirement in 1939. Throughout his life, Cohen studied the allotropy of tin.\nCohen's areas of research included polymorphism of both elements and compounds, photographic chemistry, electrochemistry, piezochemistry, and the history of science. He published more than 400 papers and numerous books."
tagline: "Dutch chemist"
image: "https://commons.wikimedia.org/wiki/Special:FilePath/EJCohen.jpg?width=1200"
gender: "male"
category:
  name: "Scientists"
  slug: "scientists"
profileType:
  name: "Scientist"
  slug: "scientist"
  entityType: "https://www.wikidata.org/entity/Q39631"
birthDate: "1869-03-07"
deathDate: "1944-03-05"
livingStatus: "DECEASED"
scores:
  popularity:           40.37
  momentum:             0
  historical:           10.53884133333333
  currentAttention:     0
  sourceConfidence:     60
  profileCompleteness:  60
  trendDirection:       "FALLING"
ranks:
  global:   null
  country:  null
  category: null
sources:
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    title: "ერნსტ კოენი"
    type:  "WIKIPEDIA"
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    title: "إرنست كوهن"
    type:  "WIKIPEDIA"
  - url: "https://arz.wikipedia.org/wiki/%D8%A7%D8%B1%D9%86%D8%B3%D8%AA_%D9%83%D9%88%D9%87%D9%8A%D9%86"
    title: "ارنست كوهين"
    type:  "WIKIPEDIA"
  - url: "https://azb.wikipedia.org/wiki/%D8%A7%D8%B1%D9%86%D8%B3%D8%AA_%DA%A9%D9%88%D9%87%D9%86"
    title: "ارنست کوهن"
    type:  "WIKIPEDIA"
  - url: "https://bn.wikipedia.org/wiki/%E0%A6%86%E0%A6%B0%E0%A7%8D%E0%A6%A8%E0%A7%87%E0%A6%B8%E0%A7%8D%E0%A6%9F_%E0%A6%95%E0%A7%8B%E0%A6%B9%E0%A7%87%E0%A6%A8"
    title: "আর্নেস্ট কোহেন"
    type:  "WIKIPEDIA"
  - url: "https://cs.wikipedia.org/wiki/Ernst_Cohen"
    title: "Ernst Cohen"
    type:  "WIKIPEDIA"
  - url: "https://de.wikipedia.org/wiki/Ernst_Julius_Cohen"
    title: "Ernst Julius Cohen"
    type:  "WIKIPEDIA"
  - url: "https://en.wikipedia.org/wiki/Ernst_Cohen"
    title: "Ernst Cohen"
    type:  "WIKIPEDIA"
  - url: "https://fa.wikipedia.org/wiki/%D8%A7%D8%B1%D9%86%D8%B3%D8%AA_%DA%A9%D9%88%D9%87%D9%86"
    title: "ارنست کوهن"
    type:  "WIKIPEDIA"
  - url: "https://nl.wikipedia.org/wiki/Ernst_Julius_Cohen"
    title: "Ernst Julius Cohen"
    type:  "WIKIPEDIA"
  - url: "https://ro.wikipedia.org/wiki/Ernst_Cohen"
    title: "Ernst Cohen"
    type:  "WIKIPEDIA"
  - url: "https://ru.wikipedia.org/wiki/%D0%9A%D0%BE%D0%B3%D0%B5%D0%BD%2C_%D0%AD%D1%80%D0%BD%D1%81%D1%82_%D0%AE%D0%BB%D0%B8%D1%83%D1%81"
    title: "Коген, Эрнст Юлиус"
    type:  "WIKIPEDIA"
  - url: "https://sk.wikipedia.org/wiki/Ernst_Julius_Cohen"
    title: "Ernst Julius Cohen"
    type:  "WIKIPEDIA"
  - url: "https://www.wikidata.org/wiki/Q320050"
    title: "Wikidata"
    type:  "WIKIDATA"

# bio (long form, separated for readability)
bio: |
  Imported from discovery source: wikidata-dump