# Fame.am profile — machine-readable export
# Canonical URL: https://fame.am/person/wilhelm-hallwachs
# Generated: 2026-08-14T03:20:00.265Z

schema: https://schema.org/Person
url: "https://fame.am/person/wilhelm-hallwachs"
name: "Wilhelm Hallwachs"
slug: "wilhelm-hallwachs"
description: "Wilhelm Ludwig Franz Hallwachs was a German physicist. He is known for the discovery of the photoelectric effect in collaboration with Heinrich Hertz."
tagline: "Physicist, photoelectric effect (1859-1922)"
image: "https://commons.wikimedia.org/wiki/Special:FilePath/Robert_Sterl_-_Wilhelm_Hallwachs_1907.jpg?width=1200"
gender: "male"
country:
  name: "Germany"
  isoCode: "DE"
category:
  name: "Scientists"
  slug: "scientists"
profileType:
  name: "Scientist"
  slug: "scientist"
  entityType: "https://www.wikidata.org/entity/Q39631"
birthDate: "1859-07-09"
deathDate: "1922-06-20"
livingStatus: "DECEASED"
scores:
  popularity:           44.07
  momentum:             0.4092071611253197
  historical:           11.414652
  currentAttention:     0
  sourceConfidence:     60
  profileCompleteness:  70
  trendDirection:       "FALLING"
ranks:
  global:   null
  country:  null
  category: null
sources:
  - url: "https://tl.wikipedia.org/wiki/Wilhelm_Hallwachs"
    title: "Wilhelm Hallwachs"
    type:  "WIKIPEDIA"
  - url: "https://arz.wikipedia.org/wiki/%D9%81%D9%8A%D9%84%D9%87%D9%84%D9%85_%D9%87%D8%A7%D9%84%D9%88%D8%A7%D9%83%D8%B3"
    title: "فيلهلم هالواكس"
    type:  "WIKIPEDIA"
  - url: "https://azb.wikipedia.org/wiki/%D9%88%DB%8C%D9%84%D9%87%D9%84%D9%85_%D9%87%D8%A7%D9%84%D9%88%DA%86%D8%B3"
    title: "ویلهلم هالوچس"
    type:  "WIKIPEDIA"
  - url: "https://be.wikipedia.org/wiki/%D0%92%D1%96%D0%BB%D1%8C%D0%B3%D0%B5%D0%BB%D1%8C%D0%BC_%D0%93%D0%B0%D0%BB%D1%8C%D0%B2%D0%B0%D0%BA%D1%81"
    title: "Вільгельм Гальвакс"
    type:  "WIKIPEDIA"
  - url: "https://de.wikipedia.org/wiki/Wilhelm_Hallwachs_(Physiker)"
    title: "Wilhelm Hallwachs (Physiker)"
    type:  "WIKIPEDIA"
  - url: "https://en.wikipedia.org/wiki/Wilhelm_Hallwachs"
    title: "Wilhelm Hallwachs"
    type:  "WIKIPEDIA"
  - url: "https://fr.wikipedia.org/wiki/Wilhelm_Hallwachs"
    title: "Wilhelm Hallwachs"
    type:  "WIKIPEDIA"
  - url: "https://hu.wikipedia.org/wiki/Wilhelm_Hallwachs"
    title: "Wilhelm Hallwachs"
    type:  "WIKIPEDIA"
  - url: "https://it.wikipedia.org/wiki/Wilhelm_Hallwachs"
    title: "Wilhelm Hallwachs"
    type:  "WIKIPEDIA"
  - url: "https://nds.wikipedia.org/wiki/Wilhelm_Hallwachs"
    title: "Wilhelm Hallwachs"
    type:  "WIKIPEDIA"
  - url: "https://pms.wikipedia.org/wiki/Wilhelm_Hallwachs"
    title: "Wilhelm Hallwachs"
    type:  "WIKIPEDIA"
  - url: "https://pt.wikipedia.org/wiki/Wilhelm_Hallwachs"
    title: "Wilhelm Hallwachs"
    type:  "WIKIPEDIA"
  - url: "https://ru.wikipedia.org/wiki/%D0%93%D0%B0%D0%BB%D1%8C%D0%B2%D0%B0%D0%BA%D1%81%2C_%D0%92%D0%B8%D0%BB%D1%8C%D0%B3%D0%B5%D0%BB%D1%8C%D0%BC"
    title: "Гальвакс, Вильгельм"
    type:  "WIKIPEDIA"
  - url: "https://sv.wikipedia.org/wiki/Wilhelm_Hallwachs"
    title: "Wilhelm Hallwachs"
    type:  "WIKIPEDIA"
  - url: "https://www.wikidata.org/wiki/Q73060"
    title: "Wikidata"
    type:  "WIKIDATA"

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