MJ
Michael D. Johnson
astro-ph.HEastro-ph.IMastro-ph.GAgr-qchep-thastro-ph.COastro-ph.SRcs.CVastro-ph.EPcond-mat.supr-con
On Valency
published · living versionsW_z39y6p6m·v1 · currentpublished
High Resolution Linear Polarimetric Imaging for the Event Horizon Telescope
with Andrew A. Chael, Ramesh Narayan, Sheperd S. Doeleman, John F. C. Wardle +1
1 version
W_zj5juagt·v1published
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W_buupxdg8·v1published
W_k7db2zdg·v1published
W_bjjd96a9·v1published
W_uw96xfya·v2published
W_rv2ge2q3·v1published
W_93kj2rxv·v2published
Preprints & journals
147 papers in the corpus · 1985–2026An RFSoC-based Backend and Timing System for the Balloon-borne Very Long Baseline Interferometry Experiment2609.11605v1 · Mayukh Bagchi, Felix M. Thiel, Laura M. Fissel et al.2026 · 0 citationsProc. SPIE 14153, Radio Telescopes, Technologies, and Methods, 141530Z (2026)
The Balloon-borne VLBI Experiment (BVEX) Radio Telescope and Position Tracking System2609.11676v1 · Felix M. Thiel, Mayukh Bagchi, Laura M. Fissel et al.2026 · 0 citationsFelix M. Thiel, Mayukh Bagchi, Laura M. Fissel, et al. "The balloon-borne VLBI experiment (BVEX) radio telescope and position tracking system", Proc. SPIE 14153, Radio Telescopes, Technologies, and Methods, 1415316 (17 Aug 2026)
Spin inference with the Black Hole Explorer. I. Fisher information matrix forecast2608.23672v1 · Joseph R. Farah, Daniel C. M. Palumbo, Michael D. Johnson et al.2026 · 0 citationsarXiv
Black Hole Explorer Mission Development in Japan2608.00890v1 · Kazunori Akiyama, Mareki Honma, Akihiro Doi et al.2026 · 0 citationsSPIE Astronomical Telescopes + Instrumentation, 2026
Dynamics and geometry of the inner sub-parsec-scale jet in 3C 279 observed with the Event Horizon Telescope2607.16104v1 · Hendrik Mueller, Sebastiano D. von Fellenberg, Ai-Ling Zeng et al.2026 · 0 citationsarXiv
Broadband multiwavelength properties of the archetypal blazar 3C 279 during the 2017 Event Horizon Telescope campaign2606.25868v2 · G. Principe, J. C. Algaba, E. Aviano et al.2026 · 0 citationsA&A, 712, A224 (2026)
Multifrequency Synthesis via CHIBI: Colorful Hierarchical Interferometric Bayesian Imaging2606.04094v1 · Erandi Chavez, Paul Tiede, Sara Issaoun et al.2026 · 0 citationsarXiv
Full-polarization millimeter wavelength variability of Sagittarius A* during the 2018 EHT campaign2604.10287v1 · Ezequiel Albentosa-Ruiz, Jasmin E. Washington, Nicola Marchili et al.2026 · 1 citationAstronomy & Astrophysics 708 (2026) A179
Approximating the Fourier Transform of Ring-Like Images: the Focal Expansion2604.05199v2 · Filip Niewi'nski, Michael D. Johnson2026 · 0 citationsarXiv
Measuring the Black Hole and Accretion Parameters of Sagittarius A* from EHT Observations using a Semi-Analytic Model2601.16267v1 · Braden J. Marazzo-Nowicki, Paul Tiede, Dominic O. Chang et al.2026 · 0 citationsarXiv
Locating the missing large-scale emission in the jet of M87* with short EHT baselines2601.13356v1 · Boris Georgiev, Paul Tiede, Sebastiano D. von Fellenberg et al.2026 · 1 citationA&A 709, A26 (2026)
The Role of Interferometric Phase in Measuring Black Hole Photon Rings2601.06313v2 · Sol Guti'errez-Lara, Daniel C. M. Palumbo, Michael D. Johnson2026 · 0 citationsarXiv
Ring Asymmetry and Spin in M87*2601.00394v2 · Vadim Bernshteyn, Nicholas S. Conroy, Michi Baubock et al.2026 · 5 citationsApJ 1000 231 (2026)
Probing jet base emission of M87* with the 2021 Event Horizon Telescope observations2512.08970v1 · Saurabh, Hendrik Muller, Sebastiano D. von Fellenberg et al.2025 · 4 citationsarXiv
Hierarchical Interferometric Bayesian Imaging2511.17706v1 · Paul Tiede, William Moses, Valentin Churavy et al.2025 · 0 citationsarXiv
Interferometric inference of black hole spin from photon ring size and brightness2509.23628v1 · Joseph R. Farah, Alexandru Lupsasca, Eliot Quataert et al.2025 · 3 citationsarXivon Valency
The First 4 Years of SN 1993J Revisited: Geometric -ring Modeling of the Radio Shell with Closure Quantities Only2509.20601v1 · Joseph R. Farah, Logan J. Prust, Giacomo Terreran et al.2025 · 0 citationsarXiv
Origin of the ring ellipticity in the black hole images of M87*2505.10333v1 · Rohan Dahale, Ilje Cho, Kotaro Moriyama et al.2025 · 4 citationsA&A 699, A279 (2025)
Assessing the Role of Intrinsic Variability in Black Hole Parameter Inference using Multi-Epoch EHT Data2504.05472v2 · Dominic O. Chang, Micael D. Johnson, Paul Tiede2025 · 2 citationsApJL, vol. 989, no. 1, p. L1, Aug. 2025
The putative center in NGC 10522501.08685v1 · Anne-Kathrin Baczko, Matthias Kadler, Eduardo Ros et al.2025 · 10 citationsA&A, 692, A205 (2024)
A multi-frequency study of sub-parsec jets with the Event Horizon Telescope2501.05518v1 · Jan Roder, Maciek Wielgus, Andrei P. Lobanov et al.2025 · 13 citationsA&A 695, A233 (2025)
Demographics of black holes at $<_{\rm g}$ scales: accretion flows, jets, and shadows2412.20276v1 · Dhanya G. Nair, Neil M. Nagar, Venkatessh Ramakrishnan et al.2024 · 2 citationsarXiv
Machine- and deep-learning-driven angular momentum inference from BHEX observations of the photon ring2411.01060v1 · Joseph R. Farah, Jordy Davelaar, Daniel Palumbo et al.2024 · 2 citationsarXiv
First Very Long Baseline Interferometry Detections at 870{\mu}m2410.07453v1 · Alexander W. Raymond, Sheperd S. Doeleman, Keiichi Asada et al.2024 · 33 citationsThe Astronomical Journal, Volume 168, Issue 3, id.130, 19 pp. 2024
Selective Dynamical Imaging of Interferometric Data2409.08321v1 · Joseph Farah, Peter Galison, Kazunori Akiyama et al.2024 · 32 citationsApJL, Volume 930, L18, 2022
Accessing a New Population of Supermassive Black Holes with Extensions to the Event Horizon Telescope2406.17754v2 · Xinyue Alice Zhang, Angelo Ricarte, Dominic W. Pesce et al.2024 · 10 citationsarXiv
The Black Hole Explorer: Using the Photon Ring to Visualize Spacetime Around the Black Hole2406.11671v1 · Peter Galison, Michael D. Johnson (1, Alexandru Lupsasca et al.2024 · 9 citationsProceedings Volume 13092, Space Telescopes and Instrumentation 2024: Optical, Infrared, and Millimeter Wave; 130926R (2024)on Valency
The Black Hole Explorer Cryocooling Instrument2406.09975v1 · Hannah Rana, Kazunori Akiyama, Edgar Canavan et al.2024 · 8 citationsarXiv
The Black Hole Explorer: Back End Electronics2406.10103v1 · Ranjani Srinivasan, Jonathan Weintroub, Rick Raffanti et al.2024 · 6 citationsarXiv
The Black Hole Explorer: Instrument System Overview2406.10143v1 · Daniel P. Marrone, Janice Houston, Kazunori Akiyama (3 et al.2024 · 15 citationsarXiv
The Black Hole Explorer: Preliminary Antenna Design2406.10394v2 · T.K. Sridharan, R. Lehmensiek, D. Marrone et al.2024 · 0 citationsarXiv
The Black Hole Explorer: Photon Ring Science, Detection and Shape Measurement2406.09498v1 · Alexandru Lupsasca, Alejandro C'ardenas-Avendano, Daniel C. M. Palumbo et al.2024 · 40 citationsProceedings Volume 13092, Space Telescopes and Instrumentation 2024: Optical, Infrared, and Millimeter Wave; 130926Q (2024)on Valency
The Japanese Vision for the Black Hole Explorer Mission2406.09516v1 · Kazunori Akiyama, Kotaro Niinuma, Kazuhiro Hada et al.2024 · 5 citationsProc. SPIE 13092, Space Telescopes and Instrumentation 2024: Optical, Infrared, and Millimeter Wave, 130922E, 2024 August 23
Receivers for the Black Hole Explorer (BHEX) Mission2406.09558v1 · C. Edward Tong, Kazunori Akiyama, Paul Grimes et al.2024 · 6 citationsProc. SPIE Space Telescopes and Instrumentation 2024: Optical, Infrared, and Millimeter Wave
High Data Rate Laser Communications for the Black Hole Explorer2406.09572v1 · Jade Wang, Bryan Bilyeu, Don Boroson et al.2024 · 7 citationsarXiv
The Black Hole Explorer: Operating a Hybrid Observatory2406.09610v1 · Sara Issaoun, Kim Alonso, Kazunori Akiyama et al.2024 · 5 citationsProc. SPIE 13092, Space Telescopes and Instrumentation 2024: Optical, Infrared, and Millimeter Wave, 130926P
The Black Hole Explorer: Motivation and Vision2406.12917v1 · Michael D. Johnson, Kazunori Akiyama, Rebecca Baturin et al.2024 · 91 citationsProceedings Volume 13092, Space Telescopes and Instrumentation 2024: Optical, Infrared, and Millimeter Wave; 130922D (2024)on Valency
Prospects of Detecting a Jet in Sagittarius A* with VLBI2405.06029v1 · Erandi Chavez, Sara Issaoun, Michael D. Johnson et al.2024 · 0 citationsarXiv
Bayesian Black Hole Photogrammetry2405.04749v1 · Dominic O. Chang, Michael D. Johnson, Paul Tiede et al.2024 · 16 citationsarXiv
Broadband Multi-wavelength Properties of M87 during the 2018 EHT Campaign including a Very High Energy Flaring Episode2404.17623v3 · J. C. Algaba, M. Balokovic, S. Chandra et al.2024 · 35 citationsA&A 692, A140 (2024)
Atmospheric limitations for high-frequency ground-based VLBI2404.01482v1 · Dominic W. Pesce, Lindy Blackburn, Ryan Chaves et al.2024 · 3 citationsarXiv
Ordered magnetic fields around the 3C 84 central black hole2402.00927v1 · G. F. Paraschos, J.-Y. Kim, M. Wielgus et al.2024 · 27 citationsIssue: A&A Volume 682, February 2024; Article number: L3; Number of pages: 15
Fundamental Physics Opportunities with the Next-Generation Event Horizon Telescope2312.02130v1 · Dimitry Ayzenberg, Lindy Blackburn, Richard Brito et al.2023 · 63 citationsarXiv
Polarimetric Geometric Modeling for mm-VLBI Observations of Black Holes2311.10695v1 · Freek Roelofs, Michael D. Johnson, Andrew Chael et al.2023 · 11 citationsThe Astrophysical Journal Letters, 2023, Volume 957, Issue 2, id.L21, 29 pp
A Collection of German Science Interests in the Next Generation Very Large Array2311.10056v2 · M. Kadler, D. A. Riechers, J. Agarwal et al.2023 · 0 citationsarXiv
A search for pulsars around Sgr A* in the first Event Horizon Telescope dataset2308.15381v1 · Pablo Torne, Kuo Liu, Ralph P. Eatough et al.2023 · 15 citationsarXiv
Big STEM collaborations should include humanities and social science.37563305 · Marcoci, Alexandru, Thresher, Ann C, Martens, Niels C M et al.2023 · 7 citationsNature human behaviour. 2023;7(8):1229-1230
Demonstrating Photon Ring Existence with Single-Baseline Polarimetry2307.05293v1 · Daniel C. M. Palumbo, George N. Wong, Andrew A. Chael et al.2023 · 29 citationsarXiv
Reference Array and Design Consideration for the next-generation Event Horizon Telescope2306.08787v3 · Sheperd S. Doeleman, John Barrett, Lindy Blackburn et al.2023 · 75 citationsGalaxies 2023, 11(5), 107
Key Science Goals for the Next-Generation Event Horizon Telescope2304.11188v1 · Michael D. Johnson, Kazunori Akiyama, Lindy Blackburn et al.2023 · 139 citationsGalaxies 2023, 11(3), 61
Career total: 258 works. 147 are in this corpus.Showing the 50 most recent.
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