Andrew Chael

Employment

• University of Copenhagen Assistant Professor
  2026 - Present
• Princeton University Associate Research Scholar
  2022 - 2026
• Princeton University NASA Hubble Fellowship Program Einstein Fellow
  2019 - 2022

Education

• Harvard University PhD
  2013 - 2019
• Harvard University AM
  2013 - 2015
• Carleton College BA
  2009 - 2013

Projects & Funding

Projects & funding information is unavailable.

Publications (122)

• Black Hole Polarimetry: Universal Polarization of Synchrotron Radiation at the Horizon
  The Astrophysical Journal Letters 2026 DOI: 10.3847/2041-8213/ae9ebf
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• Signatures of Black Hole Spin in Horizon-Scale Polarimetry
  Galaxies 2026 DOI: 10.3390/galaxies14050085
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• Dynamics and geometry of the inner sub-parsec-scale jet in 3C 279 observed with the Event Horizon Telescope
  arXiv e-prints 2026 DOI: 10.48550/arXiv.2607.16104
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• Signatures of Black Hole Spin in Horizon-Scale Polarimetry
  arXiv e-prints 2026 DOI: 10.48550/arXiv.2607.14218
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• Black Hole Polarimetry: Universal Polarization of Synchrotron Radiation at the Horizon
  arXiv e-prints 2026 DOI: 10.48550/arXiv.2606.12518
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• Broadband multiwavelength properties of the archetypal blazar 3C 279 during the 2017 Event Horizon Telescope campaign
  arXiv e-prints 2026 DOI: 10.48550/arXiv.2606.25868
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• Signatures of Black Hole Spin and Plasma Acceleration in Jet Polarimetry. II. Off-axis Jets
  The Astrophysical Journal 2026 DOI: 10.3847/1538-4357/ae5223
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• Full-polarization millimeter wavelength variability of Sagittarius A* during the 2018 EHT campaign
  Ezequiel Albentosa-Ruíz, Jasmin E. Washington, N. Marchili +97 more
  Astronomy and Astrophysics 2026 DOI: 10.1051/0004-6361/202556759
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• Locating the missing large-scale emission in the jet of M87* with short EHT baselines
  Boris Georgiev, Paul Tiede, S. D. von Fellenberg +97 more
  Astronomy and Astrophysics 2026 DOI: 10.1051/0004-6361/202557013
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• Ring Asymmetry and Spin in M87*
  Vadim Bernshteyn, Nicholas S. Conroy, Michi Bauböck +97 more
  The Astrophysical Journal 2026 DOI: 10.3847/1538-4357/ae34af
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• Dynamic Black-hole Emission Tomography with Physics-informed Neural Fields
  arXiv e-prints 2026 DOI: 10.48550/arXiv.2602.08029
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• Black Hole Polarimetry. II. The Connection between Spin and Polarization
  The Astrophysical Journal 2026 DOI: 10.3847/1538-4357/ae20f3
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• Probing jet base emission of M87* with the 2021 Event Horizon Telescope observations
  Saurabh Kumar, Hendrik Müller, S. D. von Fellenberg +97 more
  Astronomy and Astrophysics 2026 DOI: 10.1051/0004-6361/202557022
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• Signatures of Black Hole Spin and Plasma Acceleration in Jet Polarimetry II: Off-Axis Jets
  arXiv e-prints 2026 DOI: 10.48550/arXiv.2601.13307
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• Spatially resolved polarization swings in the supermassive binary black hole candidate OJ 287 with first Event Horizon Telescope observations
  José Luis Gómez, Ilje Cho, Efthalia Traianou +97 more
  Astronomy and Astrophysics 2026 DOI: 10.1051/0004-6361/202555831
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• Horizon-scale variability of M87* from 2017─2021 EHT observations
  Kazunori Akiyama, Ezequiel Albentosa-Ruíz, A. Alberdi +97 more
  Astronomy and Astrophysics 2025 DOI: 10.1051/0004-6361/202555855
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• Author Correction: Fundamental physics opportunities with the next-generation Event Horizon Telescope
  Living Reviews in Relativity 2025 DOI: 10.1007/s41114-025-00062-3
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• Revealing a ribbon-like jet in OJ 287 with RadioAstron
  Astronomy and Astrophysics 2025 DOI: 10.1051/0004-6361/202554929
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• First polarization study of the M87 jet and active galactic nuclei at submillimeter wavelengths with ALMA
  C. Goddi, Douglas F. Carlos, G. Crew +97 more
  Astronomy and Astrophysics 2025 DOI: 10.1051/0004-6361/202554140
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• Origin of the ring ellipticity in the black hole images of M87*
  Rohan Dahale, Ilje Cho, Kotaro Moriyama +97 more
  Astronomy and Astrophysics 2025 DOI: 10.1051/0004-6361/202555235
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