# Fame.am profile — machine-readable export
# Canonical URL: https://fame.am/person/david-e-aspnes
# Generated: 2026-08-12T16:23:38.563Z

schema: https://schema.org/Person
url: "https://fame.am/person/david-e-aspnes"
name: "David E. Aspnes"
slug: "david-e-aspnes"
description: "David Erik Aspnes is an American physicist and a member of the National Academy of Sciences (1998). Aspnes developed fundamental theories of the linear and nonlinear optical properties of materials and thin films, and the technology of spectroscopic ellipsometry (SE). SE is a metrology that is used in the manufacture of integrated circuits."
tagline: "American physicist"
image: "https://commons.wikimedia.org/wiki/Special:FilePath/Aspnes.jpg?width=1200"
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: "1939-05-01"
livingStatus: "LIVING"
scores:
  popularity:           36.17
  momentum:             0
  historical:           5.270014666666667
  currentAttention:     0
  sourceConfidence:     35
  profileCompleteness:  70
  trendDirection:       "FALLING"
ranks:
  global:   null
  country:  null
  category: null
sources:
  - url: "https://de.wikipedia.org/wiki/David_Aspnes"
    title: "David Aspnes"
    type:  "WIKIPEDIA"
  - url: "https://arz.wikipedia.org/wiki/%D8%AF%D9%8A%DA%A4%D9%8A%D8%AF_%D8%A7%D9%89._%D8%A7%D8%B3%D9%BE%D9%86%D9%8A%D8%B3"
    title: "ديڤيد اى. اسپنيس"
    type:  "WIKIPEDIA"
  - url: "https://azb.wikipedia.org/wiki/%D8%AF%DB%8C%D9%88%DB%8C%D8%AF_%D8%A7%DB%8C._%D8%A7%D8%B3%D9%BE%D9%86%D8%B3"
    title: "دیوید ای. اسپنس"
    type:  "WIKIPEDIA"
  - url: "https://mg.wikipedia.org/wiki/David_E._Aspnes"
    title: "David E. Aspnes"
    type:  "WIKIPEDIA"
  - url: "https://en.wikipedia.org/wiki/David_E._Aspnes"
    title: "David E. Aspnes"
    type:  "WIKIPEDIA"
  - url: "https://fa.wikipedia.org/wiki/%D8%AF%DB%8C%D9%88%DB%8C%D8%AF_%D8%A7%DB%8C._%D8%A7%D8%B3%D9%BE%D9%86%D8%B3"
    title: "دیوید ای. اسپنس"
    type:  "WIKIPEDIA"
  - url: "https://www.wikidata.org/wiki/Q43392"
    title: "Wikidata"
    type:  "WIKIDATA"

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