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  • Theoretical, experimental, and computational evaluation of a tunnel ladder slow-wave structure [microform] / Thomas M. Wallett and A. Haq Qureshi.

    • Text
    • [Washington, DC] : National Aeronautics and Space Administration ; [Springfield, Va. : National Technical Information Service, distributor, 1994]
    • 1994

  • EEsoF MICAD and ACADEMY macro files for coplanar waveguide and finite ground plane coplanar waveguide [microform] / George E. Ponchak.

    • Text
    • [Washington, DC] : National Aeronautics and Space Administration ; [Springfield, Va. : For sale by the National Technical Information Service, 1995]
    • 1995

  • Method for non-destructive estimation of waveguide directional coupler dimensions [microform] / inventor, Raul M. Perez.

    • Text
    • [Washington, DC : National Aeronautics and Space Administration ; Springfield, Va. : National Technical Information Service, distributor, 1991]
    • 1991

  • Finite element method for Eigenvalue problems in electromagnetics [microform] / C.J. Reddy ... [et al.].

    • Text
    • Hampton, Va. : National Aeronautics and Space Administration, Langley Research Center ; [Springfield, Va. : National Technical Information Service, distributor, 1994]
    • 1994

  • Electromagnetic scattering from a class of open-ended waveguide discontinuities [microform] / by A. Altintas, P.H. Pathak, W.D. Burnside.

    • Text
    • Columbus, Ohio : Ohio State University, ElectroScience Laboratory, Dept. of Electrical Engineering ; Hampton, Va. : National Aeronautics and Space Administration, Langley Research Center ; [Springfield, Va. : National Technical Information Service, distributor, 1986]
    • 1986

  • Normal modes in an overmoded circular waveguide coated with lossy material [microform] : by C.S. Lee, S.W. Lee, and S.L. Chuang.

    • Text
    • Urbana, Ill. : Electromagnetics Laboratory, Dept. of Electrical and Computer Engineering, Engineering Experiment Station, University of Illinois at Urbana-Champaign ; Cleveland, Ohio : NASA-Lewis Research Center ; [Springfield, Va. : National Technical Information Service, distributor, 1985]
    • 1985

  • Semiannual report for numerical methods for analyzing electromagnetic scattering, March 25, 1985 to September 24, 1985 [microform] / prepared by S.W. Lee ... [et al.].

    • Text
    • Urbana, IL : Electromagnetics Laboratory, Dept. of Electrical and Computer Engineering, University of Illinois ; [Washington, DC : National Aeronautics and Space Administration ; Springfield, Va. : National Technical Information Service, distributor, 1985]
    • 1985

  • [Building an LO source at 1036 GHz for a receiver] [microform] : final technical report / PI: Neal R. Erickson.

    • Text
    • [Washington, DC : National Aeronautics and Space Administration ; Springfield, Va. : National Technical Information Service, distributor, 1995]
    • 1995

  • Screech tones of supersonic jets from bevelled rectangular nozzles [microform] / Christopher K.W. Tam and Hao Shen, Ganesh Raman.

    • Text
    • Reston, VA : American Institute of Aeronautics and Astronautics ; [Washington, DC : National Aeronautics and Space Administration ; Springfield, Va. : National Technical Information Service, distributor, 1997]
    • 1997

  • Antenna pattern control using impedance surfaces [microform] : semifinal progress report : September 16, 1991 - March 15, 1992 / by Constantine A. Balanis and Kefeng Liu.

    • Text
    • Hampton, VA : National Aeronautics and Space Administration, AVRADA Joint Research Program Office, Langley Research Center ; Springfield, Va. : National Technical Information Service, distributor, 1992]
    • 1992

  • Offset waveguide transmission measurements [microform] / Robin L. Cravey.

    • Text
    • Hampton, Va. : National Aeronautics and Space Administration, Langley Research Center ; [Springfield, Va. : National Technical Information Service, distributor, 1997]
    • 1997

  • Laser beam propagation through inhomogeneous media with shock-like profiles [microform] : modeling and computing / Grigory Adamovsky, Nathan Ida.

    • Text
    • [Cleveland, Ohio] : National Aeronautics and Space Administration, Lewis Research Center ; [Springfield, Va. : National Technical Information Service, distributor, 1997]
    • 1997

  • Optical sensors based on single arm thin film waveguide interferometer [microform] : performance report, 1st year of three-year grant; period--August 1, 1996 to October 31, 1997; NASA grant NAG3-1956 / principal investigator, Sergey S. Sarkisov.

    • Text
    • [Washington, DC : National Aeronautics and Space Administration ; Springfield, Va. : National Technical Information Service, distributor, 1997]
    • 1997

  • Technical characteristics of a novel helical-groove traveling-wave tube structure [microform] / Thomas M. Wallett ... [et al.].

    • Text
    • [Cleveland, Ohio] : National Aeronautics and Space Administration, Lewis Research Center ; Springfield, VA : National Technical Information Service, distributor, [1998]
    • 1998

  • Integrated optical micromachined pressure sensors with spectrally encoded output and temperature compensation [microform] : final report : NASA grant NAG 3-1774 / by Gregory N. De Brabander, Glenn Beheim, and Joseph T. Boyd.

    • Text
    • [Washington, DC : National Aeronautics and Space Administration ; Springfield, Va. : National Technical Information Service, distributor, 1997]
    • 1997

  • Multifrequency synthetic aperture radar antenna comparison study [microform] : final report / by Bruce A. Blevins.

    • Text
    • Las Cruces, New Mexico : New Mexico State University, Physical Science Laboratory, [1983]
    • 1983

  • Channelized coplanar waveguide pin-diode switches [microform] / G.E. Ponchak and R.N. Simons.

    • Text
    • Cleveland, Ohio : Lewis Research Center, [1989]
    • 1989
    • 1 Resource

    Available Online

    http://purl.access.gpo.gov/GPO/LPS58561

  • Coplanar waveguide discontinuities for P-I-N diode switches and filter applications [microform] / N.I. Dib ... [et al.] ; prepared for the 1990 IEEE MTT-S International Microwave Symposium, Dallas, Texas, May 8-10, 1990.

    • Text
    • [Washington, D.C.] : NASA ; [Springfield, Va. : For sale by the National Technical Information Service, 1990]
    • 1990
    • 1 Resource

    Available Online

    http://purl.access.gpo.gov/GPO/LPS66757

  • Active control of multi-dimensional random sound in ducts [microform] / R.J. Silcox, S.J. Elliott.

    • Text
    • Hampton, Va. : National Aeronautics and Space Administration, Langley Research Center, [1990]
    • 1990
    • 1 Resource

    Available Online

    http://purl.access.gpo.gov/GPO/LPS67515

  • Experimental investigations on channelized coplanar waveguide [microform] / Rainee N. Simons ... [et al.].

    • Text
    • [Washington, D.C.] : NASA ; [Springfield, Va. : For sale by the National Technical Information Service, 1990]
    • 1990
    • 1 Resource

    Available Online

    http://purl.access.gpo.gov/GPO/LPS67789

  • High-frequency asymptotic methods for analyzing the EM scattering by open-ended waveguide cavities [microform] / R.J. Burkholder and P.H. Pathak.

    • Text
    • Cleveland, Ohio : National Aeronautics and Space Administration, Lewis Research Center, [1989]
    • 1989
    • 1 Resource

    Available Online

    http://purl.access.gpo.gov/GPO/LPS69180

  • Velocities of guided ultrasonic waves in heterogeneous medium [microform] / M. Touratier.

    • Text
    • Washington, D.C. : National Aeronautics and Space Administration, [1984]
    • 1984

  • Traveling-wave tube amplifier second harmonic as millimeter-wave beacon source for atmospheric propagation studies / Rainee N. Simons and Edwin G. Wintucky.

    • Text
    • Cleveland, Ohio : National Aeronautics and Space Administration, Glenn Research Center, April 2014.
    • 2014-4
    • 1 Resource

    Available Online

    https://purl.fdlp.gov/GPO/gpo54265

  • Fiber waveguide sensors for intelligent materials : final report / prepared by A.R. Flax, R.O. Claus ; prepared for Dr. Robert S. Rogowski.

    • Text
    • Hampton, VA : National Aeronautics and Space Administration, Langley Research Center, June 1988.
    • 1988-6
    • 1 Resource

    Available Online

    https://purl.fdlp.gov/GPO/gpo63141

  • Fiber waveguide sensors for intelligent materials : final report / prepared by A.R. Flax, R.O. Claus ; prepared for Dr. Robert S. Rogowski.

    • Text
    • Hampton, VA : National Aeronautics and Space Administration, Langley Research Center, June 1988.
    • 1988-6

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