Calorimetric Method of Sensitivity Calibration for Far-Infrared Detectors.

Abstract

A calorimetric method for measuring the absolute spectral sensitivity of a far-infrared (100 micrometers to 5 mm) detector was developed. The method uses a liquid-helium-cooled integrating-sphere calorimeter capable of measuring a radiative power of the order of 1 microwatt. A preliminary sensitivity measurement of an InSb detector at 3.4 mm has been made. (Author)

Document Details

Document Type
Technical Report
Publication Date
Apr 16, 1976
Accession Number
ADA024224

Entities

People

  • Mark Daehler

Organizations

  • United States Naval Research Laboratory

Tags

DTIC Thesaurus Topics

  • Calibration
  • Calorimeters
  • Detectors
  • Electromagnetic Wave Detectors
  • Infrared Detectors
  • Measurement
  • Measuring Instruments
  • Micrometers
  • Sensitivity
  • Warning Systems

Fields of Study

  • Physics

Readers

  • Electronics Engineering
  • Spectroscopy.