A multiple-hole input coupler for a 372 GHz gyro-travelling wave amplifier

Zhang, Liang and Garner, Jason and He, Wenlong and Donaldson, Craig R. and Cross, Adrian W. (2017) A multiple-hole input coupler for a 372 GHz gyro-travelling wave amplifier. In: 18th International Vacuum Electronics Conference, IVEC 2017, 2017-04-24 - 2017-04-26, London.

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    Abstract

    The design of a multiple-hole coupler that operates at a center frequency of 372 GHz for use in a gyrotron travelingwave amplifier (gyro-TWA) is presented. In simulations, the coupler achieved 35% bandwidth from 289GHz to–410 GHz with transmission losses of -0.5 dB predicted.

    ORCID iDs

    Zhang, Liang ORCID logoORCID: https://orcid.org/0000-0002-6317-0395, Garner, Jason ORCID logoORCID: https://orcid.org/0000-0002-9985-0739, He, Wenlong ORCID logoORCID: https://orcid.org/0000-0001-7018-0527, Donaldson, Craig R. ORCID logoORCID: https://orcid.org/0000-0001-6627-2461 and Cross, Adrian W. ORCID logoORCID: https://orcid.org/0000-0001-7672-1283;