# Fame.am profile — machine-readable export
# Canonical URL: https://fame.am/person/arnold-nordsieck
# Generated: 2026-08-14T08:27:30.847Z

schema: https://schema.org/Person
url: "https://fame.am/person/arnold-nordsieck"
name: "Arnold Nordsieck"
slug: "arnold-nordsieck"
description: "Arnold Theodore Nordsieck was an American theoretical physicist. He is best known for his work with Felix Bloch on the infrared problem in quantum electrodynamics. He developed the inertial electrostatic gyroscope (ESG) used as part of the inertial navigation system of nuclear submarines that allows them to remain underwater without having to surface to ascertain their location."
tagline: "American physicist"
gender: "male"
country:
  name: "United States"
  isoCode: "US"
category:
  name: "Scientists"
  slug: "scientists"
profileType:
  name: "Scientist"
  slug: "scientist"
  entityType: "https://www.wikidata.org/entity/Q39631"
birthDate: "1911-01-05"
deathDate: "1971-01-19"
livingStatus: "DECEASED"
scores:
  popularity:           38.84
  momentum:             1.082802547770701
  historical:           5.672930666666667
  currentAttention:     0
  sourceConfidence:     35
  profileCompleteness:  55
  trendDirection:       "FALLING"
ranks:
  global:   null
  country:  null
  category: null
sources:
  - url: "https://en.wikipedia.org/wiki/Arnold_Nordsieck"
    title: "Arnold Nordsieck"
    type:  "WIKIPEDIA"
  - url: "https://arz.wikipedia.org/wiki/%D8%A7%D8%B1%D9%86%D9%88%D9%84%D8%AF_%D9%86%D9%88%D8%B1%D8%AF%D8%B3%D9%8A%D9%83"
    title: "ارنولد نوردسيك"
    type:  "WIKIPEDIA"
  - url: "https://de.wikipedia.org/wiki/Arnold_Nordsieck"
    title: "Arnold Nordsieck"
    type:  "WIKIPEDIA"
  - url: "https://pt.wikipedia.org/wiki/Arnold_Nordsieck"
    title: "Arnold Nordsieck"
    type:  "WIKIPEDIA"
  - url: "https://fa.wikipedia.org/wiki/%D8%A2%D8%B1%D9%86%D9%88%D9%84%D8%AF_%D9%86%D9%88%D8%B1%D8%AF%D8%B2%DB%8C%DA%A9"
    title: "آرنولد نوردزیک"
    type:  "WIKIPEDIA"
  - url: "https://id.wikipedia.org/wiki/Arnold_Nordsieck"
    title: "Arnold Nordsieck"
    type:  "WIKIPEDIA"
  - url: "https://www.wikidata.org/wiki/Q695856"
    title: "Wikidata"
    type:  "WIKIDATA"

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