Spacecraft Thermal Control Management Using Electrochromics

Abstract

Thin-film multilayer electrochromic coatings for thermal control of spacecraft were designed, built and tested. Design was for a 300 degrees K spacecraft. but coatings would also work well for warmer surface emittance control. Changes in emissivity of dE=0.2, and ratios of "on" to "off" emissivity were as high as 3.5. Further work is needed to improve reproducibility of results and long-term stability.

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Document Details

Document Type
Technical Report
Publication Date
Feb 01, 2000
Accession Number
ADA374650

Entities

People

  • Chris Trimble
  • Eve Franke
  • Jeff Hale
  • John A. Woollam
  • Mick Devries

Tags

Communities of Interest

  • Advanced Electronics

DTIC Thesaurus Topics

  • Aluminum Oxides
  • Antireflection Coatings
  • Contracts
  • Emissivity
  • Emittance
  • Low Earth Orbits
  • Materials
  • Materials Science
  • Measurement
  • Optical Absorption
  • Optical Properties
  • Optics
  • Oxide Films
  • Refractive Index
  • Space Systems
  • Spacecraft
  • Spectra

Fields of Study

  • Physics

Readers

  • Human-Computer Interaction (HCI).
  • Robotics and Automation.
  • Thermal Physics or Thermal Science.

Technology Areas

  • Space
  • Space - Spacecraft Maneuvers