Scattering from coated structures and antenna pattern control using impedance surfaces
Subtitle: semiannual progress report.
Contributors: Polka, Lesley A.; Liu, Kefeng.; Langley Research Center.
Series: [NASA contractor report] -- NASA/CR-186871.; NASA contractor report -- NASA/CR-186871.
Publisher: National Aeronautics and Space Administration, Langley Research Center
Published: 1990
Place of publication: Hampton, VA
Language: eng
Format: Microform
Notes: "Part A, Constantine A. Balanis and Lesley A. Polka, February 1, 1990-July 31, 1990; part B, Constantine A. Balanis and Kefeng Liu, February 1, 1990-July 31, 1990."

Shipping list no.: 91-0439-M.

Also available via Internet from the NASA Technical Report Server web site. Address as of 11/3/05: http://ntrs.nasa.gov/archive/nasa/casi.ntrs.nasa.gov/19900016917%5F1990016917.pdf; current access available via PURL.

Microfiche. [Washington, D.C. : National Aeronautics and Space Administration, 1990] 1 microfiche.