output
20072023
most citedSKALA, a log-periodic array antenna for the SKA-low instrument: design, simulations, tests and system considerations

116 citations

10 papers

quant-ph2023★ 85 cited

Quantum-centric Supercomputing for Materials Science: A Perspective on Challenges and Future Directions

Yuri Alexeev, Maximilian Amsler, Paul Baity +124

Computational models are an essential tool for the design, characterization, and discovery of novel materials. Hard computational tasks in materials science stretch the limits of e…

cond-mat.mes-hall2023★ 7 cited

Graphene-Quantum Dot Hybrid Photodetectors from 200 mm Wafer Scale Processing

Sha Li, Zhenxing Wang, Bianca Robertz +14

A 200 mm processing platform for the large-scale production of graphene field-effect transistor-quantum dot (GFET-QD) hybrid photodetectors is demonstrated. Comprehensive statistic…

astro-ph.IM2020★ 27 cited

Design of the New Wideband Vivaldi Feed for the HERA Radio-Telescope Phase II

Nicolas Fagnoni, Eloy de Lera Acedo, Nick Drought +5

This paper presents the design of a new dual-polarised Vivaldi feed for the Hydrogen Epoch of Reionization Array (HERA) radio-telescope. This wideband feed has been developed to re…

cond-mat.mes-hall2018★ 14 cited

Low-temperature tunable radio-frequency resonator for sensitive dispersive readout of nanoelectronic devices

David J. Ibberson, Lisa A. Ibberson, Geoff Smithson +3

We present a sensitive, tunable radio-frequency resonator designed to detect reactive changes in nanoelectronic devices down to dilution refrigerator temperatures. The resonator in…

astro-ph.IM2017★ 16 cited

Spectral performance of Square Kilometre Array Antennas II: Calibration performance

Cathryn M. Trott, Eloy de Lera Acedo, Randall B. Wayth +4

We test the bandpass smoothness performance of two prototype Square Kilometre Array (SKA) SKA1-Low log-periodic dipole antennas, the SKALA2 and SKALA3 (`SKA Log-periodic Antenna'),…

astro-ph.IM2017★ 25 cited

Spectral performance of SKA Log-periodic Antennas I: Mitigating spectral artefacts in SKA1-LOW 21-cm cosmology experiments

Eloy de Lera Acedo, Cathryn M. Trott, Randall B. Wayth +6

This paper is the first in a series of papers describing the impact of antenna instrumental artefacts on the 21-cm cosmology experiments to be carried out by the low frequency inst…

astro-ph.IM2015★ 116 cited

SKALA, a log-periodic array antenna for the SKA-low instrument: design, simulations, tests and system considerations

E. de Lera Acedo, N. Razavi-Ghods, N. Troop +2

The very demanding requirements of the SKA-low instrument call for a challenging antenna design capable of delivering excellence performance in radiation patterns, impedance matchi…

astro-ph.IM2015★ 4 cited

An investigation of the Eigenvalue Calibration Method (ECM) using GASP for non-imaging and imaging detectors

Gillian Kyne, David Lara, Gregg Hallinan +2

Polarised light from astronomical targets can yield a wealth of information about their source radiation mechanisms, and about the geometry of the scattered light regions. Optical…

astro-ph.IM2013★ 27 cited

The Galway Astronomical Stokes Polarimeter: An All-Stokes Optical Polarimeter with Ultra-High Time Resolution

Patrick Collins, Gillian Kyne, David Lara +3

Many astronomical objects emit polarised light, which can give information both about their source mechanisms, and about (scattering) geometry in their source regions. To date (mos…

cs.NI2007★ 18 cited

Stability analysis of a max-min fair Rate Control Protocol (RCP) in a small buffer regime

Thomas Voice, Gaurav Raina

In this note we analyse various stability properties of the max-min fair Rate Control Protocol (RCP) operating with small buffers. We first tackle the issue of stability for networ…