Applied physics

, Volume 3, Issue 2, pp 115–119 | Cite as

Applications of tunable dye lasers to air pollution detection: Measurements of atmospheric NO2 concentrations by differential absorption

  • K. W. Rothe
  • U. Brinkmann
  • H. Walther
Contributed Papers

Abstract

Remote measurements of atmospheric NO2 concentrations by means of a LIDAR system equipped with a tunable dye laser are reported. Using the differential absorption method, concentration values of about 0.2 ppm were detected over the city of Cologne at distances up to 4 km.

Index Headings

LIDAR Air pollution Tunable dye laser NO2 Differential absorption technique 

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Copyright information

© Springer-Verlag 1974

Authors and Affiliations

  • K. W. Rothe
    • 1
  • U. Brinkmann
    • 1
  • H. Walther
    • 1
  1. 1.I. Physikalisches InstitutUniversitätKöln 41Fed. Rep. Germany

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