Search Results - "CHIPPENDALE, Aaron"
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Australian SKA Pathfinder: A High-Dynamic Range Wide-Field of View Survey Telescope
Published in Proceedings of the IEEE (01-08-2009)“…The Australia SKA Pathfinder (ASKAP) is a new telescope under development as a world-class high-dynamic-range wide-field-of-view survey instrument. It will…”
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Journal Article -
2
The Extraordinary Linear Polarisation Structure of the Southern Centaurus A Lobe Revealed by ASKAP
Published in Galaxies (29-11-2018)“…We present observations of linear polarisation in the southern radio lobe of Centaurus A, conducted during commissioning of the Australian Square Kilometre…”
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3
A Wideband Cryogenic Phased Array Receiver for Radio Astronomy
Published in 2023 IEEE International Symposium on Antennas and Propagation and USNC-URSI Radio Science Meeting (USNC-URSI) (23-07-2023)“…Phased array receivers can dramatically increase the utility of existing large aperture radio telescopes. Here we present the design and measured performance…”
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Conference Proceeding -
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ASKAP detection of periodic and elliptically polarized radio pulses from UV Ceti
Published in Monthly notices of the Royal Astronomical Society (01-09-2019)“…ABSTRACT Active M dwarfs are known to produce bursty radio emission, and multiwavelength studies have shown that solar-like magnetic activity occurs in these…”
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Mitigation of self-generated RFI using ASKAP's phased array feeds
Published 25-05-2024“…This paper presents the effects of radio frequency interference (RFI) mitigation on a radio telescope's sensitivity and beam pattern. It specifically explores…”
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ASKAP Mk II Phased-Array Feed: From the laboratory to the observatory
Published in 2015 1st URSI Atlantic Radio Science Conference (URSI AT-RASC) (01-05-2015)“…We present the integration, laboratory verification, and field testing of the first full-size Mk II Phased-Array Feed (PAF) built for the Australian Square…”
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Conference Proceeding -
7
Australian SKA Pathfinder: A High-Dynamic Range Wide-Field of View Survey Telescope: ADVANCES IN RADIO TELESCOPES
Published in Proceedings of the IEEE (2009)Get full text
Journal Article -
8
Spectrum Quietness Metrics for Radio Astronomy
Published 28-02-2014“…Asia-Pacific International Symposium and Exhibition on Electromagnetic Compatibility: APEMC 2013. Barton, ACT: Engineers Australia, 2013: 312-315 We review…”
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Spectrum quietness metrics for radio astronomy
Published in 2013 Asia-Pacific Symposium on Electromagnetic Compatibility (APEMC) (01-05-2013)“…We review metrics to assess the radio quietness of sites used for radio astronomy. Concise metrics are needed to compare candidate sites for new telescopes, to…”
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Conference Proceeding -
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A radio astronomy L-band phased array feed system using RF over fiber distribution
Published in 2017 International Topical Meeting on Microwave Photonics (MWP) (01-10-2017)“…This is an overview of the system level RF design for the second generation architecture used in the Australian Square Kilometre Array Pathfinder (ASKAP) [1]…”
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Conference Proceeding -
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Measuring Noise Temperatures of Phased-Array Antennas for Astronomy at CSIRO
Published 07-02-2014“…Publications of the Astronomical Society of Australia / Volume 31 / January 2014, e019 (14 pages) We describe the development of a noise-temperature testing…”
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Journal Article -
12
ASKAP Detection of Periodic and Elliptically Polarized Radio Pulses from UV Ceti
Published 15-06-2019“…Active M-dwarfs are known to produce bursty radio emission, and multi-wavelength studies have shown that Solar-like magnetic activity occurs in these stars…”
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Journal Article -
13
Spectral-line Observations Using a Phased Array Feed on the Parkes Telescope
Published 15-09-2017“…We present first results from pilot observations using a phased array feed (PAF) mounted on the Parkes 64-m radio telescope. The observations presented here…”
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14
Multi-tier interference-cancelling array processing for the ASKAP radio telescope
Published in 2015 IEEE Signal Processing and Signal Processing Education Workshop (SP/SPE) (01-08-2015)“…The ASKAP radio telescope in Australia is the first synthesis imaging array to use phased-array feeds (PAFs). These permit wider fields of view and new…”
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Conference Proceeding -
15
The extraordinary linear polarisation structure of the southern Centaurus A lobe revealed by ASKAP
Published 28-11-2018“…We present observations of linear polarisation in the southern radio lobe of Centaurus A, conducted during commissioning of the Australian Square Kilometre…”
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Journal Article -
16
Measuring radiotelescope phased array feed noise and sensitivity
Published in The 8th European Conference on Antennas and Propagation (EuCAP 2014) (01-04-2014)“…Various challenges have arisen in the measurement of phased array feeds for radiotelescopes. We focus here on measuring the equivalent noise temperature and…”
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Conference Proceeding -
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Phased array feed testing for astronomy with ASKAP
Published in 2010 IEEE International Symposium on Phased Array Systems and Technology (01-10-2010)“…Phased array feeds enable radio telescopes to make faster surveys with fewer antennas. This paper presents testing of a phased array feed prototype to verify…”
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Conference Proceeding -
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WALLABY Early Science - I. The NGC 7162 Galaxy Group
Published 30-10-2018“…We present Widefield ASKAP L-band Legacy All-sky Blind Survey (WALLABY) early science results from the Australian Square Kilometre Array Pathfinder (ASKAP)…”
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Journal Article -
19
The detection of an extremely bright fast radio burst in a phased array feed survey
Published 23-05-2017“…We report the detection of an ultra-bright fast radio burst (FRB) from a modest, 3.4-day pilot survey with the Australian Square Kilometre Array Pathfinder…”
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20
Gain calibration of phased array feeds
Published in 2010 International Conference on Electromagnetics in Advanced Applications (01-09-2010)“…Phased array feeds can greatly increase the field of view of interferometric radio telescope arrays. High dynamic range imaging with these arrays requires…”
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Conference Proceeding