2,157 research outputs found

    Monolithic microwave integrated circuit devices for active array antennas

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    Two different aspects of active antenna array design were investigated. The transition between monolithic microwave integrated circuits and rectangular waveguides was studied along with crosstalk in multiconductor transmission lines. The boundary value problem associated with a discontinuity in a microstrip line is formulated. This entailed, as a first step, the derivation of the propagating as well as evanescent modes of a microstrip line. The solution is derived to a simple discontinuity problem: change in width of the center strip. As for the multiconductor transmission line problem. A computer algorithm was developed for computing the crosstalk noise from the signal to the sense lines. The computation is based on the assumption that these lines are terminated in passive loads

    Stem Cells

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    Remote probing of inhomogeneous media using parameter optimization techniques

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    Remote probing of inhomogeneous media using parameter optimization technique

    Remote probing methods for the determination of the profile of inhomogeneous media

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    Determining permittivity of inhomogeneous media by remote probing method

    The Theoretical and Experimental Determination of the Input Impedance of a Small Loop of Electric Current Immersed in an Anisotropic Plasma

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    Exact expression for input impedance of small loop of electric current when loop is immersed in infinite, homogeneous, cold anisotropic plasm

    The Radiation Resistance of a Dipole in a Uniaxial Medium Scientific Report No. 7

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    Radiation resistance of dipole antenna in lossy uniaxial mediu

    A classification of the dispersion surfaces in a magneto-ionic medium and a study of the associated radiation patterns scientific report no. 2

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    Dispersion surface classification in magnetoionic medium and associated radiation pattern

    The effect of coherence and multiple scattering on laser radar air pollution measurements

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    Effect of coherence and multiple scattering on laser radar air pollution measurement
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