Papers from the HERA team

Foreground modelling via Gaussian process regression: an application to HERA data
Ghosh, A., F. Mertens, et al. Monthly Notices of the Royal Astronomical Society; 2020 2020MNRAS.tmp.1448G


Detection of Cosmic Structures using the Bispectrum Phase. II. First Results from Application to Cosmic Reionization Using the Hydrogen Epoch of Reionization Array
Thyagarajan, N., C. L. Carilli, et al. arXiv e-prints; 2020 2020arXiv200510275T


Measuring HERA’s primary beam in-situ: methodology and first results
Nunhokee, C. D., A. R. Parsons, et al. arXiv e-prints; 2020 2020arXiv200512174N


Quantifying EoR delay spectrum contamination from diffuse radio emission
Lanman, A. E., J. C. Pober, et al. Monthly Notices of the Royal Astronomical Society; 2020 2020MNRAS.494.3712L


Imaging and Modeling Data from the Hydrogen Epoch of Reionization Array
Carilli, C. L., N. Thyagarajan, et al. The Astrophysical Journal Supplement Series; 2020 2020ApJS..247…67C


Antenna design for the SKA1-LOW and HERA super radio telescopes
de Lera Acedo, E., H. Pienaar, & N. Fagnoni arXiv e-prints; 2020 2020arXiv200310733D


Redundant-Baseline Calibration of the Hydrogen Epoch of Reionization Array
Dillon, J. S., M. Lee, et al. arXiv e-prints; 2020 2020arXiv200308399D


Absolute Calibration Strategies for the Hydrogen Epoch of Reionization Array and Their Impact on the 21 cm Power Spectrum
Kern, N. S., J. S. Dillon, et al. The Astrophysical Journal; 2020 2020ApJ…890..122K


Mitigating Internal Instrument Coupling for 21 cm Cosmology. II. A Method Demonstration with the Hydrogen Epoch of Reionization Array
Kern, N. S., A. R. Parsons, et al. The Astrophysical Journal; 2020 2020ApJ…888…70K


The HERA-19 Commissioning Array: Direction-dependent Effects
Kohn, S. A., J. E. Aguirre, et al. The Astrophysical Journal; 2019 2019ApJ…882…58K


Optimizing sparse RFI prediction using deep learning
Kerrigan, J., P. La Plante, et al. Monthly Notices of the Royal Astronomical Society; 2019 2019MNRAS.488.2605K


Electrical and electromagnetic co-simulations of the HERA Phase I receiver system including the effects of mutual coupling, and impact on the EoR window
Fagnoni, N., E. de Lera Acedo, et al. arXiv e-prints; 2019 2019arXiv190802383F


HI 21cm Cosmology and the Bi-spectrum: Closure Diagnostics in Massively Redundant Interferometric Arrays;
Carilli, C.L.; et al. arxiv; May 2018


I 21‐cm Cosmology and the Bispectrum: Closure Diagnostics in Massively Redundant Interferometric Arrays;
Carilli, C.L.; Nikolic, Bojan; Thyagarajan, Nithyanandan; Gale-Sides, K.; Radio Science; 2 May, 2018


Detecting Cosmic Reionization Using the Bispectrum Phase;
Thyagarajan, Nithyanandan; Carilli, Chris L.; Nikolic, Bojan; arxiv; Phys Rev Lett; 2 May, 2018


Polarized redundant-baseline calibration for 21-cm cosmology without adding spectral structure;
Dillon, Joshua S.; et al. MNRAS; 26 April, 2018


The hydrogen epoch of reionization array dish III: measuring chromaticity of prototype element with reflectometry;
Patra, Nipanjana; et al. Experimental Astronomy; 2 March, 2018


Sensitivity of the Hydrogen Epoch of Reionization Array and its Build-out Stages to One-point Statistics from Redshifted 21 cm Observations;
Kittiwisit, Piyanat; Bowman, Judd D.; Jacobs, Daniel C.; Beardsley, Adam P.; Thyagarajan, Nithyanandan; arxivMNRAS;  March 2018


Redundant interferometric calibration as a complex optimization problem;
Grobler, T.L.; Bernardi, G.; Kenyon, J.S.; Parsons, A.R.; Smirnov, O.M.; MNRAS; 10 February, 2018


Polarized Foreground Power Spectra from the HERA-19 Commissioning Array;
Kohn, Saul; et al. arxiv; February 2018


Unlocking sensitivity for visibility-based estimators of the 21 cm reionization power spectrum;
Zhang, Yunfan G.; Liu, Adrian; Parsons, Aaron R.; APJ; 12 January, 2018


Foreground and sensitivity analysis for broadband (2D) 21 cm-Lya and 21 cm-Ha correlation  experiments probing the epoch of reionization;
Neben, Abraham R.; Stalder, Brian; Hewitt, Jacqueline N.; Tonry, John L.; APJ; 30 October, 2017


Constraining polarized foregrounds for EoR experiments II: Polarization leakage simulations in the avoidance scheme;
Nunhokee, C.D.; et al. arxiv; APJ; 10 October, 2017


Emulating simulations of cosmic dawn for 21cm power spectrum constraints on cosmology, reionization, and x-ray heating;
Kern, Nicholas S.; Liu, Adrian; Parsons, Aaron R.; Mesinger, Andrei; Greig, Bradley; arxiv; APJ; 6 October, 2017


An Efficient Feedback Calibration Algorithm for Direct Imaging Radio Telescopes;
Beardsley, Adam P.; Thyagarajan, Nithyanandan; Bowman, Judd D.; Morales, Miguel F.; arxiv; MNRAS; 17 June, 2017


The impact of modeling errors on interferometer calibration for 21 cm power spectra;
Ewall-Wice, Aaron; Dillon, Joshua S.; Liu, Adrian; Hewitt, Jacqueline; MNRAS; 18 May, 2017


Hydrogen Epoch of Reionization Array;
DeBoer, David R.; et al. arxiv; Astronomical Society of the Pacific; 2 March, 2017


pyuvdata: an interface for astronomical interferometric datasets in python;
Hazelton, Bryna J.; Jacobs, Daniel C.; Pober, Jonathan C.; Beardsley, Adam P.; JOSS; 22 February, 2017


Limits on polarized leakage for the PAPER Epoch of Reionization measurements at 126 and 164 MHz;
Moore, David; et al. arxiv; APJ; 16 February, 2017


First demonstration of ECHO: An external calibrator for hydrogen observatories;
Jacobs, Daniel C.; et al. Astronomical Society of the Pacific; 1 February, 2017


A Generic and Efficient E-field Parallel Imaging Correlator for Next-Generation Radio Telescopes;
Thyagarajan, Nithyanandan; Beardsley, Adam P.; Bowman, Judd D.; Morales, Miguel F.; arxiv; Royal Astronomical Society; 19 Jan, 2017


Spherical harmonic analyses of intensity mapping power spectra;
Liu, Adrian; Zhang, Yunfan; Parsons, Aaron R.; arxiv; APJ; 20 December, 2016


First season MWA power spectrum results at redshift 7;
Beardsley, A.P.; et al. arxiv; APJ; 9 December, 2016


Brute-force mapmaking with compact interferometers: a MITEoR northern sky map from 128 to 175 MHz;
Zheng, H.; et al. MNRAS; 10 November, 2016


The Hydrogen Epoch of Reionization Array dish II: Characterization of spectral structure with electromagnetic simulations and its science implications;
Ewall-Wice, A.; et al. APJ; 9 November, 2016


An improved model of diffuse galactic radio emission from 10 MHz to 5 THz;
Zheng, H; et al. MNRAS; 4 October, 2016


Hydrogen Epoch of Reionization Array (HERA);
DeBoer, David R.; et al. arxiv; PASP; 13 Sep, 2016


Upper limits on the 21 cm power spectrum at z=5.9 from quasar absorption line spectroscopy;
Pober, Jonathan C.; Greig, Bradley; Mesinger, Andrei; arxiv; MNRAS Letters; 3 August, 2016


Redundant array configurations for 21 cm cosmology;
Dillon, Joshua S.; Parsons, Aaron R.; APJ; 29 July, 2016


The Hydrogen Epoch of Reionization Array dish I: Beam pattern measurements and science implications;
Neben, Abraham R.; et al. arxiv; APJ; 29 July, 2016


Contamination of the Epoch of Reionization power spectrum in the presence of foregrounds;
Sims, Peter H.; Lentati, Lindley; Alexander, Paul; Carilli, Chris L.; MNRAS; 28 July, 2016


The Murchison Widefield Array 21 cm power spectrum analysis methodology;
Jacobs, Daniel C.; et al. arxiv; APJ; 11 July, 2016


A high reliability survey of discrete Epoch of Reionization foreground sources in the MWA EoRo field;
Carroll, P.A.; et al. MNRAS; 8 July, 2016


Effects of antenna beam chromaticity on redshifted 21-cm power spectrum and implications for Hydrogen Epoch of Reionization Array;
Thyagarajan, Nithyanandan; et al. arxiv; APJ; 27 June, 2016


Calibration requirements for detecting the 21 cm epoch of reionization power spectrum and implications for the SKA;
Barry, N.; Hazelton, B.; Sullivan, I.; Morales, M.F.; Pober, J.C.; arxiv; MNRAS; 8 June, 2016


Constraining polarized foregrounds for EoR experiments I: 2D power spectra from the PAPER-32 imaging array;
Kohn, S.A.; et al. arxiv; APJ; 25 May, 2016


First limits on the 21-cm power spectrum during the Epoch of X-ray heating;
Ewall-Wice, A.; et al. MNRAS; 19 May, 2016


Optimized beam sculpting with generalized fringe-rate filters;
Parsons, Aaron R.; Liu, Adrian; Ali, Zaki S.; Cheng, Carina; APJ; 17 March, 2016


Beam-forming errors in Murchison Widefield Array phased array antennas and their effects on Epoch of Reionization science;
Neben, A.; et al. APJ; 16 March, 2016


Constraining high-redshift x-ray sources with next generation 21-cm power spectrum measurements;
Ewall-Wice, Aaron; et al. MNRAS; 26 February, 2016


The importance of wide-field foreground removal for 21-cm cosmology: a demonstration with early MWA epoch of reionization observations;
Pober, J.C.; et al. APJ; 23 February, 2016


Eliminating the optical depth nuisance from the CMB with 21 cm cosmology;
Liu, Adrian; et al. Phys Rev D; 19 February, 2016


Constraining cosmology and ionization history with combined 21 cm power spectrum and global signal measurements;
Liu, Adrian; Parsons, Aaron R.; MNRAS; 4 February, 2016


PAPER-64 constraints on reionization II: the temperature of the z=8.4 intergalactic medium;
Pober, Jonathan C.; et al. arxiv; 15 September, 2015


PAPER-64 constraints on reionization: the 21 cm power spectrum at z=8.4;
Ali, Zaki S.; et al. arxiv; APJ; 11 August, 2015


Confirmation of wide-field signatures in redshifted 21 cm power spectra;
Thyagarajan, Nithyanandan; et al. arxiv; APJ Letters; 10 July, 2015


Empirical covariance modeling for 21cm power spectrum estimation: A method demonstration and new limits from early Murchison Widefield Array 128-tile data;
Dillon, Joshua S.; et al. arxiv; Phys Rev D; 19 June, 2015


Measuring phased-array antenna beampatterns with high dynamic range for the Murchison Widefield Array using 137 MHz ORBCOMM satellites;
Neben, A.R.; et al. arxiv; Radio Science; 27 May, 2015


Foregrounds in Wide-Field Redshifted 21 cm Power Spectra;
Thyagarajan, Nithyanandan; et al. arxiv; APJ; 28 April, 2015


Multiredshift limits on the 21cm power spectrum from PAPER;
Jacobs, Daniel C.; et al. APJ; 4 March, 2015


Adding context to James Webb Space Telescope surveys with current and future 21cm radio observations;
Beardsley, A.P.; Morales, M.F.; Lidz, A.; Malloy, M.; Sutter, P.M.; APJ; 20 February, 2015


Mapmaking for precision 21cm cosmology;
Dillon, Joshua S.; et al. Phys Rev D; 6 January, 2015


The impact of foregrounds on redshift space distortion measurements with the highly redshifted 21-cm line;
Pober, Jonathan C.; arxiv; MNRAS; 31 December, 2014


MITEoR: a scalable interferometer for precision 21cm cosmology;

Zheng, H.; et al. MNRAS; 7 October, 2014


Epoch of reionization window I. Mathematical formalism;
Liu, Adrian; Parsons, Aaron R.; Trott, Cathryn M.; arxiv; Phys Rev D; July 2014


Epoch of reionization window II. Statistical methods for foreground wedge reduction;
Liu, Adrian; Parsons, Aaron R.; Trott, Cathryn M.; arxiv; Phys Rev D; July 2014


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