# Fame.am profile — machine-readable export
# Canonical URL: https://fame.am/person/konstantin-petrzhak
# Generated: 2026-08-15T15:32:26.566Z

schema: https://schema.org/Person
url: "https://fame.am/person/konstantin-petrzhak"
name: "Konstantin Petrzhak"
slug: "konstantin-petrzhak"
description: "Konstantin Antonovich Petrzhak, D.Sc., was a Russian physicist of Polish origin, and a professor of physics at the Saint Petersburg State University."
tagline: "Soviet physicist (1907-1998)"
image: "https://upload.wikimedia.org/wikipedia/en/d/db/Konstantin_Petrzhak.jpg"
gender: "male"
category:
  name: "Scientists"
  slug: "scientists"
profileType:
  name: "Scientist"
  slug: "scientist"
  entityType: "https://www.wikidata.org/entity/Q39631"
birthDate: "1907-09-04"
deathDate: "1998-10-10"
livingStatus: "DECEASED"
scores:
  popularity:           42.08
  momentum:             0
  historical:           7.881606666666666
  currentAttention:     0
  sourceConfidence:     50.00000000000001
  profileCompleteness:  60
  trendDirection:       "FALLING"
ranks:
  global:   null
  country:  null
  category: null
sources:
  - url: "https://vi.wikipedia.org/wiki/Konstantin_Petrzhak"
    title: "Konstantin Petrzhak"
    type:  "WIKIPEDIA"
  - url: "https://ar.wikipedia.org/wiki/%D9%82%D8%B3%D8%B7%D9%86%D8%B7%D9%8A%D9%86_%D8%A8%D8%AA%D8%B1%D8%A7%D8%B2%D8%A7%D9%83"
    title: "قسطنطين بترازاك"
    type:  "WIKIPEDIA"
  - url: "https://arz.wikipedia.org/wiki/%D9%82%D8%B3%D8%B7%D9%86%D8%B7%D9%8A%D9%86_%D8%A8%D8%AA%D8%B1%D8%A7%D8%B2%D8%A7%D9%83"
    title: "قسطنطين بترازاك"
    type:  "WIKIPEDIA"
  - url: "https://azb.wikipedia.org/wiki/%DA%A9%D9%86%D8%B3%D8%AA%D8%A7%D9%86%D8%AA%DB%8C%D9%86_%D9%BE%DB%8C%D8%AA%D8%B1%DA%98%D8%A7%DA%A9"
    title: "کنستانتین پیترژاک"
    type:  "WIKIPEDIA"
  - url: "https://az.wikipedia.org/wiki/Konstantin_Petrjak"
    title: "Konstantin Petrjak"
    type:  "WIKIPEDIA"
  - url: "https://de.wikipedia.org/wiki/Konstantin_Antonowitsch_Petrschak"
    title: "Konstantin Antonowitsch Petrschak"
    type:  "WIKIPEDIA"
  - url: "https://en.wikipedia.org/wiki/Konstantin_Petrzhak"
    title: "Konstantin Petrzhak"
    type:  "WIKIPEDIA"
  - url: "https://fa.wikipedia.org/wiki/%DA%A9%D9%86%D8%B3%D8%AA%D8%A7%D9%86%D8%AA%DB%8C%D9%86_%D9%BE%DB%8C%D8%AA%D8%B1%DA%98%D8%A7%DA%A9"
    title: "کنستانتین پیترژاک"
    type:  "WIKIPEDIA"
  - url: "https://ru.wikipedia.org/wiki/%D0%9F%D0%B5%D1%82%D1%80%D0%B6%D0%B0%D0%BA%2C_%D0%9A%D0%BE%D0%BD%D1%81%D1%82%D0%B0%D0%BD%D1%82%D0%B8%D0%BD_%D0%90%D0%BD%D1%82%D0%BE%D0%BD%D0%BE%D0%B2%D0%B8%D1%87"
    title: "Петржак, Константин Антонович"
    type:  "WIKIPEDIA"
  - url: "https://www.wikidata.org/wiki/Q200620"
    title: "Wikidata"
    type:  "WIKIDATA"

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