Skip to main content

Thank you for visiting nature.com. You are using a browser version with limited support for CSS. To obtain the best experience, we recommend you use a more up to date browser (or turn off compatibility mode in Internet Explorer). In the meantime, to ensure continued support, we are displaying the site without styles and JavaScript.

  • Article
  • Published:

Variation of Collision Frequency in the Lowest Ionosphere with Solar Activity

Nature volume 202, pages 267–269 (1964)Cite this article

This is a preview of subscription content, access via your institution

Access options

Buy this article

  • Purchase on Springer Link
  • Instant access to full article PDF
Buy now

Prices may be subject to local taxes which are calculated during checkout

References

  1. Sen, H. K., and Wyller, A. A., J. Geophys. Res., 65, 3931 (1960).

    Article  ADS  Google Scholar 

  2. Phelps, A. V., and Pack, J. L., Phys. Rev. Letters, 3, 340 (1959).

    Article  ADS  CAS  Google Scholar 

  3. Kane, J. A., J. Atmos. Terr. Phys., 23, 338 (1961).

    Article  ADS  Google Scholar 

  4. Schlapp, D. M., J. Atmos. Terr. Phys., 16, 340 (1959).

    Article  ADS  Google Scholar 

  5. Appleton, E. V., Nature, 135, 618 (1935).

    Article  ADS  Google Scholar 

  6. Phelps, A. V. (private communication, 1962).

  7. van Lint, V. A. J., Wicker, E. G., and Trueblood, D. L., General Atomic Div. of General Dynamics Corp., Rep. No. TR, 59–43 (August 1959).

  8. CIRA 1961, Cospar International Reference Atmosphere (North Holland Publishing Co., Amsterdam, and Interscience Publishing Co. Inc., N.Y., 1961).

  9. Aikin, A. C., Kane, J. A., and Troim, J., Goddard Space Flight Center, Greenbelt, Md., Rep. X-615-63-159 (June 1963).

  10. Jespersen, M., Petersen, O., Rybner, J., Bjelland, B., Holt, O., and Landmark, B., Ionospheric Lab., Roy. Tech. Univ. Denmark, Rep., No. 16 (March 1963).

  11. Belrose, J. S., and Cetiner, E., Nature, 195, 688 (1962).

    Article  ADS  Google Scholar 

  12. Gardner, F. F., and Pawsey, J. L., J. Atmos. Terr. Phys., 3, 321 (1953).

    Article  ADS  Google Scholar 

  13. Monthly Bull. Solar-Geophysical Data, Pt. B (Central Radio Propagation Laboratories, Nat. Bur. Stand.

  14. Covington, A. E., J. Roy. Astro. Soc. (Canada), 55, 167 (1961).

    ADS  Google Scholar 

  15. Belrose, J. S., AGARDograph 74: Propagation of Radio Waves at Frequencies below 300 Kilocycles, 3 (Pergamon Press, 1963).

    Google Scholar 

Download references

Author information

Authors and Affiliations

  1. Defence Research Telecommunications Establishment, Radio Physics Laboratory, Ottawa

    J. S. BELROSE & L. W. HEWITT

Authors
  1. J. S. BELROSE
    View author publications

    You can also search for this author in PubMed Google Scholar

  2. L. W. HEWITT
    View author publications

    You can also search for this author in PubMed Google Scholar

Rights and permissions

Reprints and permissions

About this article

Cite this article

BELROSE, J., HEWITT, L. Variation of Collision Frequency in the Lowest Ionosphere with Solar Activity. Nature 202, 267–269 (1964). https://doi.org/10.1038/202267a0

Download citation

  • Issue Date:

  • DOI: https://doi.org/10.1038/202267a0

This article is cited by

Comments

By submitting a comment you agree to abide by our Terms and Community Guidelines. If you find something abusive or that does not comply with our terms or guidelines please flag it as inappropriate.

Search

Advanced search

Quick links

Nature Briefing

Sign up for the Nature Briefing newsletter — what matters in science, free to your inbox daily.

Get the most important science stories of the day, free in your inbox. Sign up for Nature Briefing