Letter | Published:

Detection of Scattering Layers in the Upper Atmosphere (60–140 km) by Optical Radar

Naturevolume 199pages12751276 (1963) | Download Citation



THIS communication reports observations made by us of optical echoes from atmospheric constituents (presumably dust) at heights of 60–140 km. They were detected with an optical radar. The techniques utilized are a development of those already reported by us1,2.

Access optionsAccess options

Rent or Buy article

Get time limited or full article access on ReadCube.


All prices are NET prices.


  1. 1

    Smullin, L. D., and Fiocco, G., Nature, 194, 1267 (1962); Proc. Inst. Radio Eng., 50, 1703 (1962).

  2. 2

    Fiocce, G., and Thompson, E., Phys. Rev. Letters, 10, 89 (1963).

Download references

Author information


  1. Department of Geology and Geophysics, Department of Electrical Engineering and Research Laboratory of Electronics, Massachusetts Institute of Technology, Cambridge, Mass.

    • G. FIOCCO
    •  & L. D. SMULLIN


  1. Search for G. FIOCCO in:

  2. Search for L. D. SMULLIN in:

About this article

Publication history

Issue Date



Further reading


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.