A
Abigail G. Vieregg
Researcher at University of Chicago
Publications - 202
Citations - 10921
Abigail G. Vieregg is an academic researcher from University of Chicago. The author has contributed to research in topics: Cosmic microwave background & Neutrino. The author has an hindex of 38, co-authored 183 publications receiving 9108 citations. Previous affiliations of Abigail G. Vieregg include University of Cincinnati & Harvard University.
Papers
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Journal ArticleDOI
BICEP2 / Keck Array VII: Matrix based E/B Separation applied to BICEP2 and the Keck Array
Keck Array,Bicep Collaborations,Peter A. R. Ade,Z. Ahmed,Randol W. Aikin,Kate D. Alexander,D. Barkats,Steven J. Benton,Colin A. Bischoff,James J. Bock,R. Bowens-Rubin,Justus A. Brevik,I. Buder,E. Bullock,Victor Buza,Jake Connors,B. P. Crill,L. Duband,Cora Dvorkin,Jeffrey P. Filippini,S. Fliescher,J. A. Grayson,Mark Halpern,Sarah M. Harrison,S. R. Hildebrandt,Gene C. Hilton,Howard Hui,Kent D. Irwin,J. Kang,Kirit Karkare,E. Karpel,J. P. Kaufman,Brian Keating,S. Kefeli,S. A. Kernasovskiy,John M Kovac,Chao-Lin Kuo,E. M. Leitch,M. Lueker,K. G. Megerian,T. Namikawa,Calvin B. Netterfield,H. T. Nguyen,Roger O'Brient,Angelo Orlando,C. Pryke,Stefan Richter,R. Schwarz,C. D. Sheehy,Z. Staniszewski,Bryan Steinbach,R. V. Sudiwala,Grant Teply,K. L. Thompson,J. E. Tolan,Carole Tucker,A. D. Turner,Abigail G. Vieregg,A. C. Weber,Donald V. Wiebe,J. Willmert,C. L. Wong,W. L. K. Wu,K. W. Yoon +63 more
TL;DR: In this paper, a spin-2 spherical harmonics-based decomposition of a linear polarization field on the sphere was proposed to decompose an incomplete map into E and B-mode components using the pixel covariance in the observed map.
Journal ArticleDOI
Antarctic surface reflectivity calculations and measurements from the ANITA-4 and HiCal-2 experiments
S. Prohira,Alexander Novikov,Paramita Dasgupta,P. Jain,S. Nande,Patrick Allison,O. Banerjee,L. Batten,J. J. Beatty,Konstantin Belov,D. Z. Besson,W. R. Binns,V. Bugaev,P. Cao,Chun Hsiung Chen,Po-Hsun Chen,J. M. Clem,Amy Connolly,L. Cremonesi,B. Dailey,Cosmin Deaconu,P. F. Dowkontt,B. D. Fox,Joshua A. Gordon,Peter Gorham,C. Hast,Berkeley Hill,R. Hupe,M. H. Israel,Joe Lam,Tsung-Che Liu,Andrew Ludwig,S. Matsuno,C. Miki,M. Mottram,Katharine Mulrey,Jiwoo Nam,R. J. Nichol,Eric Oberla,Kenneth L. Ratzlaff,Brian Rauch,A. Romero-Wolf,B. Rotter,J. W. Russell,David Saltzberg,D. Seckel,Harm Schoorlemmer,S. Stafford,J. Stockham,M. Stockham,B. Strutt,K. Tatem,G. S. Varner,Abigail G. Vieregg,Stephanie Wissel,F. Wu,R. Young +56 more
TL;DR: In this paper, the amplitude of surface-reflected transmissions from HiCal, registered as triggered events by ANITA, can be compared with the direct transmissions preceding them by using a plane-wave expansion to estimate the reflectivity.
Journal ArticleDOI
Antarctic Surface Reflectivity Measurements from the ANITA-3 and HiCal-1 Experiments
Peter Gorham,P. Allison,O. Banerjee,J. J. Beatty,Konstantin Belov,D. Z. Besson,W. R. Binns,V. Bugaev,P. Cao,Che-Yu Chen,Pisin Chen,John Clem,A. Connolly,B. Dailey,Paramita Dasgupta,Cosmin Deaconu,L. Cremonesi,P. F. Dowkontt,B. D. Fox,J. W. H. Gordon,Berkeley Hill,R. Hupe,M. H. Israel,P. Jain,J. Kowalski,J. Lam,John G. Learned,Kurt Liewer,Tsung-Che Liu,S. Matsuno,Christian Miki,M. Mottram,K. Mulrey,Jiwoo Nam,R. J. Nichol,Alexander Novikov,Eric Oberla,S. Prohira,Brian Rauch,Andrew Romero-Wolf,B. Rotter,Kenneth L. Ratzlaff,J. W. Russell,David Saltzberg,D. Seckel,Harm Schoorlemmer,S. Stafford,J. Stockham,M. Stockham,B. Strutt,K. Tatem,G. S. Varner,Abigail G. Vieregg,Stephanie Wissel,F. Wu,R. Young +55 more
TL;DR: In this paper, a comparison of four different reflectivity surveys, at frequencies ranging from 2 to 45 GHz and at near-normal incidence, yield generally consistent maps of high versus low reflectivity, as a function of location, across Antarctica.
Journal ArticleDOI
Long-baseline horizontal radio-frequency transmission through polar ice
Patrick Allison,S. Archambault,J. J. Beatty,D. Z. Besson,C. C. Chen,Chun Hsiung Chen,Po-Hsun Chen,A. Christenson,Brian Clark,W. Clay,Amy Connolly,L. Cremonesi,Cosmin Deaconu,Michael DuVernois,L. Friedman,R. Gaior,J. C. Hanson,Kael Hanson,J. Haugen,K. D. Hoffman,E. Hong,S. Y. Hsu,L. Hu,J. J. Huang,A. M.-H. Huang,K. Hughes,A. Ishihara,A. Karle,J. L. Kelley,R. Khandelwal,M.-C. Kim,I. Kravchenko,J. Kruse,K. Kurusu,T. Kuwabara,U. Latif,A. Laundrie,C.-J. Li,Tsung-Che Liu,M.-Y. Lu,B. Madison,K. Mase,Thomas Meures,Jiwoo Nam,R. J. Nichols,Alexander Novikov,A. Nozdrina,Eric Oberla,Y. Pan,Carl Pfendner,M. Relich,P. Sandstrom,D. Seckel,Y. S. Shiao,A. Shultz,David J. Smith,M. Song,Jorge Torres,J. Touart,G. S. Varner,Abigail G. Vieregg,M. Z. Wang,S. H. Wang,Stephanie Wissel,S. Yoshida,R. Young +65 more
TL;DR: In this paper, the authors report on analysis of englacial radiofrequency (RF) pulser data received over horizontal baselines of 1-5 km, based on broadcasts from two sets of transmitters deployed to depths of up to 1500 meters at the South Pole.
Journal ArticleDOI
HiCal 2: An instrument designed for calibration of the ANITA experiment and for Antarctic surface reflectivity measurements
S. Prohira,A. Novikov,D. Z. Besson,Kenneth L. Ratzlaff,J. Stockham,M. Stockham,J. M. Clem,R. Young,Peter Gorham,Patrick Allison,O. Banerjee,L. Batten,J. J. Beatty,Konstantin Belov,W. R. Binns,V. Bugaev,P. Cao,Chun Hsiung Chen,Po-Hsun Chen,Amy Connolly,L. Cremonesi,B. Dailey,Cosmin Deaconu,P. F. Dowkontt,B. D. Fox,Joshua A. Gordon,C. Hast,B. Hill,R. Hupe,M. H. Israel,J. Kowalski,Joe Lam,John G. Learned,Kurt Liewer,Tsung-Che Liu,Andrew Ludwig,S. Matsuno,C. Miki,M. Mottram,K. Mulrey,Jiwoo Nam,R. J. Nichol,Eric Oberla,Brian Rauch,J. Roberts,Andrew Romero-Wolf,B. Rotter,J. W. Russell,David Saltzberg,Harm Schoorlemmer,D. Seckel,S. Stafford,B. Strutt,K. Tatem,G. S. Varner,Abigail G. Vieregg,Stephanie Wissel,F. Wu +57 more
TL;DR: In this article, the authors present details on the design, construction and performance of HiCal-2, which flew for a combined 18 days, covering 1.5 revolutions of the Antarctic continent.