Search Results - "Hellicar, A. D."

Terahertz and Millimetre Wave Imaging with a Broadband Josephson Detector Working above 77 K by Du, Jia, Hellicar, A. D., Hanham, S. M., Li, L., Macfarlane, J. C., Leslie, K. E., Foley, C. P.

“…A high-T c superconducting (HTS) broadband Josephson detector has been developed and applied to millimetre wave (mm-wave) and terahertz (THz) imaging. The…”
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Wideband short horn design for a multibeam radiotelescope by Hellicar, A D, Bird, T S, Hanham, S M

“…Two antenna designs for the five hundred meter Aperture Spherical Telescope (FAST) are presented: a circular stepped horn and a circular profiled horn. The…”
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Evolved-Profile Dielectric Rod Antennas by Hanham, S M, Bird, T S, Hellicar, A D, Minasian, R A

“…A systematic approach is presented for the design of profiled dielectric rod antennas that satisfy specified radiation pattern objectives. The approach uses a…”
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A Comparison of Higher Order Nodal- and Edge-Basis Functions in the MFIE on Rational BÉzier Geometries by Hellicar, A.D., Kot, J.S., James, G., Cambrell, G.K.

“…Higher order nodal basis functions for representing equivalent surface currents on antennas and scatterers are introduced. The performance of the nodal basis…”
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A Comparison of Higher Order Nodal- and Edge-Basis Functions in the MFIE on Rational BAzier Geometries by Hellicar, AD, Kot, J S, James, G, Cambrell, G K

“…Higher order nodal basis functions for representing equivalent surface currents on antennas and scatterers are introduced. The performance of the nodal basis…”
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Terahertz detection with a high temperature superconducting Josephson heterodyne oscillator by Macfarlane, J. C., Du, J., Hellicar, A. D.

“…In this paper we explore an adaptation of a high-temperature superconducting (HTS) Josephson R-SQUID (Resistive Superconducting Quantum Interference Device)…”
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HTS Josephson detector array for THz imaging by Du, J., Hellicar, A. D., Leslie, K. E., Hanham, S. M., Nikolic, N., Li, L., Macfarlane, J. C., Lewis, C. J., Foley, C. P.

“…We present our recent development of high-temperature superconducting (HTS) Josephson terahertz (THz) detector arrays for imaging. The device is made of 10 Au…”
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High-Tc superconducting step-edge Josephson junction detector for terahertz imaging by Du, J., Macfarlane, J.C., Leslie, K.E., Foley, C.P., Hellicar, A.D., Li, L., Hanham, S.M.

“…We describe here the realization of a terahertz (THz) imager based on a high-T c superconducting (HTS) Josephson junction detector. The detector, made of an…”
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