AE
A. Ewall-Wice
astro-ph.IMastro-ph.COastro-ph.GAastro-ph.HEastro-ph.EPcond-mat.stat-mechcs.CEhep-thphysics.bio-phphysics.ins-det
On Valency
published · living versionsW_cy59q64c·v1 · currentpublished
On the detection and tracking of space debris using the Murchison Widefield Array. I. Simulations and test observations demonstrate feasibility
with S. J. Tingay, D. L. Kaplan, B. McKinley, F. Briggs +58
1 version
Preprints & journals
89 papers in the corpus · 2011–2026The Electromagnetically Isolated Global Signal Estimation Platform (EIGSEP)2602.02661v1 · Christian H. Bye, David R. DeBoer, Matt Dexter et al.2026 · 0 citationsarXiv
First Results from HERA Phase II2511.21289v1 · Zuhra Abdurashidova, Tyrone Adams, James E. Aguirre et al.2025 · 8 citationsarXiv
Exploring One-point Statistics in HERA Phase I Data: Effects of Foregrounds and Systematics on Measuring One-Point Statistics2511.02190v1 · Honggeun Kim, Jacqueline N. Hewitt, Nicholas S. Kern et al.2025 · 3 citationsApJ, 993, 189 (2025)
Impacts and Statistical Mitigation of Missing Data on the 21cm Power Spectrum: A Case Study with the Hydrogen Epoch of Reionization Array2411.10529v2 · Kai-Feng Chen, Michael J. Wilensky, Adrian Liu et al.2024 · 12 citationsarXiv
Mitigating calibration errors from mutual coupling with time-domain filtering of 21 cm cosmological radio observations2407.20923v1 · N. Charles, N. S. Kern, R. Pascua et al.2024 · 9 citationsarXiv
Investigating Mutual Coupling in the Hydrogen Epoch of Reionization Array and Mitigating its Effects on the 21-cm Power Spectrum2406.08549v1 · E. Rath, R. Pascua, A. T. Josaitis et al.2024 · 12 citationsarXiv
A demonstration of the effect of fringe-rate filtering in the Hydrogen Epoch of Reionization Array delay power spectrum pipeline2402.08659v2 · Hugh Garsden, Philip Bull, Mike Wilensky et al.2024 · 8 citationsarXiv
Hydrogen Epoch of Reionization Array (HERA) Phase II Deployment and Commissioning2401.04304v1 · Lindsay M. Berkhout, Daniel C. Jacobs, Zuhra Abdurashidova et al.2024 · 34 citationsPASP 2024 136 045002
matvis: A matrix-based visibility simulator for fast forward modelling of many-element 21 cm arrays2312.09763v2 · Piyanat Kittiwisit, Steven G. Murray, Hugh Garsden et al.2023 · 12 citationsarXiv
Bayesian estimation of cross-coupling and reflection systematics in 21cm array visibility data2312.03697v2 · Geoff G. Murphy, Philip Bull, Mario G. Santos et al.2023 · 5 citationsarXiv
Direct Optimal Mapping Image Power Spectrum and its Window Functions2311.10711v2 · Zhilei Xu, Honggeun Kim, Jacqueline N. Hewitt et al.2023 · 4 citationsarXiv
Spectral Redundancy for Calibrating Interferometers and Suppressing the Foreground Wedge in 21cm Cosmology2311.01422v2 · Tyler A. Cox, Aaron R. Parsons, Joshua S. Dillon et al.2023 · 7 citationsarXiv
Search for the Epoch of Reionisation with HERA: Upper Limits on the Closure Phase Delay Power Spectrum2302.07969v1 · Pascal M. Keller, Bojan Nikolic, Nithyanandan Thyagarajan et al.2023 · 8 citationsarXiv
Characterization Of Inpaint Residuals In Interferometric Measurements of the Epoch Of Reionization2210.14927v2 · Michael Pagano, Jing Liu, Adrian Liu et al.2022 · 11 citationsarXiv
Improved Constraints on the 21 cm EoR Power Spectrum and the X-Ray Heating of the IGM with HERA Phase I Observations2210.04912v2 · Zara Abdurashidova, Tyrone Adams, James E. Aguirre et al.2022 · 186 citations2023 ApJ 945 124
Impact of instrument and data characteristics in the interferometric reconstruction of the 21 cm power spectrum2210.03721v3 · Ad'elie Gorce, Samskruthi Ganjam, Adrian Liu et al.2022 · 15 citationsarXiv
Direct Optimal Mapping for 21cm Cosmology: A Demonstration with the Hydrogen Epoch of Reionization Array2204.06021v2 · Zhilei Xu, Jacqueline N. Hewitt, Kai-Feng Chen et al.2022 · 11 citationsarXiv
Precision Calibration of Radio Interferometers for 21 cm Cosmology with No Redundancy and Little Knowledge of Antenna Beams and the Radio Sky2110.11994v2 · Aaron Ewall-Wice, Joshua S. Dillon, Bharat Gehlot et al.2021 · 9 citationsarXiv
Array Element Coupling in Radio Interferometry I: A Semi-Analytic Approach2110.10879v2 · Alec T. Josaitis, Aaron Ewall-Wice, Nicolas Fagnoni et al.2021 · 31 citationsarXiv
The Hydrogen Intensity and Real-time Analysis eXperiment: 256-Element Array Status and Overview2109.13755v2 · Devin Crichton, Moumita Aich, Adam Amara et al.2021 · 65 citationsJ. of Astronomical Telescopes, Instruments, and Systems, 8(1), 011019 (2022)
Automated Detection of Antenna Malfunctions in Large-N Interferometers: A Case Study with the Hydrogen Epoch of Reionization Array2109.12733v3 · Dara Storer, Joshua S. Dillon, Daniel C. Jacobs et al.2021 · 5 citationsRadio Science, vol. 57, no. 1, 2022
HERA Phase I Limits on the Cosmic 21-cm Signal: Constraints on Astrophysics and Cosmology During the Epoch of Reionization2108.07282v3 · Zara Abdurashidova, James E. Aguirre, Paul Alexander et al.2021 · 159 citationsarXiv
First Results from HERA Phase I: Upper Limits on the Epoch of Reionization 21 cm Power Spectrum2108.02263v1 · Zara Abdurashidova, James E. Aguirre, Paul Alexander et al.2021 · 196 citationsarXiv
Effects of model incompleteness on the drift-scan calibration of radio telescopes2104.12240v2 · Bharat K. Gehlot, Daniel C. Jacobs, Judd D. Bowman et al.2021 · 9 citationsarXiv
Validation of the HERA Phase I Epoch of Reionization 21 cm Power Spectrum Software Pipeline2104.09547v1 · James E. Aguirre, Steven G. Murray, Robert Pascua et al.2021 · 26 citationsarXiv
A Real Time Processing System for Big Data in Astronomy: Applications to HERA2104.03990v2 · Paul La Plante, Peter K. G. Williams, Matthew Kolopanis et al.2021 · 17 citationsAstronomy and Computing 36 (2021) 100489
Methods of Error Estimation for Delay Power Spectra in Cosmology2103.09941v2 · Jianrong Tan, Adrian Liu, Nicholas S. Kern et al.2021 · 18 citationsarXiv
Design and implementation of a noise temperature measurement system for the Hydrogen Intensity and Real-time Analysis eXperiment (HIRAX)2101.06337v1 · Emily R. Kuhn, Benjamin R. B. Saliwanchik, Maile Harris et al.2021 · 9 citationsProc. SPIE 11445, Ground-based and Airborne Telescopes VIII, 114452Z (20 January 2021)
Mechanical and Optical Design of the HIRAX Radio Telescope2101.06338v2 · Benjamin R.B. Saliwanchik, Aaron Ewall-Wice, Devin Crichton et al.2021 · 23 citationsarXiv
Measuring HERA's primary beam in-situ: methodology and first results2005.12174v1 · Chuneeta D. Nunhokee, Aaron R. Parsons, Nicholas S. Kern et al.2020 · 22 citationsarXiv
Detection of Cosmic Structures using the Bispectrum Phase. II. First Results from Application to Cosmic Reionization Using the Hydrogen Epoch of Reionization Array2005.10275v2 · Nithyanandan Thyagarajan, Chris L. Carilli, Bojan Nikolic et al.2020 · 21 citationsPhys. Rev. D 102, 022002 (2020)
DAYENU: A Simple Filter of Smooth Foregrounds for Intensity Mapping Power Spectra2004.11397v2 · Aaron Ewall-Wice, Nicholas Kern, Joshua S. Dillon et al.2020 · 48 citationsarXiv
Foreground modelling via Gaussian process regression: an application to HERA data2004.06041v2 · Abhik Ghosh, Florent Mertens, Gianni Bernardi et al.2020 · 28 citationsarXiv
Redundant-Baseline Calibration of the Hydrogen Epoch of Reionization Array2003.08399v2 · Joshua S. Dillon, Max Lee, Zaki S. Ali et al.2020 · 54 citationsarXiv
Absolute Calibration Strategies for the Hydrogen Epoch of Reionization Array and Their Impact on the 21 cm Power Spectrum1910.12943v2 · Nicholas S. Kern, Joshua S. Dillon, Aaron R. Parsons et al.2019 · 52 citationsarXiv
Mitigating Internal Instrument Coupling II: A Method Demonstration with the Hydrogen Epoch of Reionization Array1909.11733v2 · Nicholas S. Kern, Aaron R. Parsons, Joshua S. Dillon et al.2019 · 75 citationsarXiv
Understanding the HERA Phase I receiver system with simulations and its impact on the detectability of the EoR delay power spectrum1908.02383v2 · Nicolas Fagnoni, Eloy de Lera Acedo, David R. DeBoer et al.2019 · 44 citationsarXiv
Research and Development for HI Intensity Mapping1907.13090v1 · Zeeshan Ahmed, David Alonso, Mustafa A. Amin et al.2019 · 1 citationarXiv
A Roadmap for Astrophysics and Cosmology with High-Redshift 21 cm Intensity Mapping1907.06440v1 · The Hydrogen Epoch of Reionization Array, James E. Aguirre, Adam P. Beardsley et al.2019 · 7 citationsarXiv
Tomography of the Cosmic Dawn and Reionization Eras with Multiple Tracers1903.11744v1 · Tzu-Ching Chang, Angus Beane, Olivier Dore et al.2019 · 7 citationsarXiv
The Radio Scream from Black Holes at Cosmic Dawn: A Semi-Analytic Model for the Impact of Radio Loud Black-Holes on the 21 cm Global Signal1903.06788v2 · Aaron Ewall-Wice, Tzu-Ching Chang, T. Joseph W. Lazio2019 · 56 citationsarXiv
Optimizing Sparse RFI Prediction using Deep Learning1902.08244v1 · Joshua Kerrigan, Paul La Plante, Saul Kohn et al.2019 · 56 citationsarXiv
Mitigating the Effects of Antenna-to-Antenna Variation on Redundant-Baseline Calibration for 21 cm Cosmology1809.09728v2 · Naomi Orosz, Joshua S. Dillon, Aaron Ewall-Wice et al.2018 · 67 citationsMonthly Notices of the Royal Astronomical Society, Volume 487, Issue 1, July 2019, Pages 537-549
Comparing Redundant and Sky Model Based Interferometric Calibration: A First Look with Phase II of the MWA1807.05312v1 · W. Li, J. C. Pober, B. J. Hazelton et al.2018 · 57 citationsarXiv
HI 21cm Cosmology and the Bi-spectrum: Closure Diagnostics in Massively Redundant Interferometric Arrays1805.00953v1 · C.L. Carilli, Bojan Nikolic, Nithyanandan Thyagarajan et al.2018 · 49 citationsarXiv
Modeling the Radio Background from the First Black Holes at Cosmic Dawn: Implications for the 21 cm Absorption Amplitude1803.01815v3 · A. Ewall-Wice, T.-C. Chang, J. Lazio et al.2018 · 210 citationsarXiv
The HERA-19 Commissioning Array: Direction Dependent Effects1802.04151v2 · Saul A. Kohn, James E. Aguirre, Paul La Plante et al.2018 · 26 citationsarXiv
Spectral energy distribution and radio halo of NGC 253 at low radio frequencies1702.02434v2 · A.D. Kapinska, L. Staveley-Smith, R. Crocker et al.2017 · 35 citationsarXiv
The Hydrogen Epoch of Reionization Array Dish III: Measuring Chromaticity of Prototype Element with Reflectometry1701.03209v2 · Nipanjana Patra, Aaron R. Parsons, David R. DeBoer et al.2017 · 21 citationsarXiv
Delay Spectrum with Phase-Tracking Arrays: Extracting the HI power spectrum from the Epoch of Reionization1610.07003v1 · Sourabh Paul, Shiv K. Sethi, Miguel F. Morales et al.2016 · 19 citationsApJ, 2016, 833, 2, 213
Career total: 132 works. 89 are in this corpus.Showing the 50 most recent.
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