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The traveling-wave tube 1 in the Telstar communications repeater 2 serves to amplify both the 4170-mc output signal and the low-level (--12 dbm) 4080-mc local oscillator-beacon signal.

The output power amplifier in the Telstar spacecraft microwave repeater operates near 4 gc; the amplifier is required to accept a fractional milliwatt signal distributed over approximately 100 mega

In this paper, we explore the possibility that surface charge induced by the scanning tunneling microscope will influence the structure of the surface under investigation.

We have calculated on a small angular scale the distribution of X-rays (e.g., as originating from a point source) scattered by interstellar dust.

Communication service provider ambitions to profitably leverage their network capabilities, provide novel differentiating services, and potentially even to tap into the talents of global developmen

Current-voltage, capacitance-voltage and activation energy measurements obtained on epitaxial nickel silicides grown on Si(111) have exposed the importance of the temperature used to flash evaporat

We report for the first trime the electrical properties of zirconium boride contacts on GaAs.

The classical Schur complement provides a compact and enlightening way to d describe various matrix factorizations.

HE very first piece of work which is published by a physicist who is destined to be great is not often outstanding; but sometimes it has curious affinities, accidental rather than causal, with aspe

In 1954, before the installation of the first transatlantic telephone cable, growth studies had shown that submarine cable systems carrying many more channels than the systems then under developmen

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