New Publications

Papers 2022

First Sagittarius A* Event Horizon Telescope Results. I. The Shadow of the Supermassive Black Hole in the Center of the Milky Way.
EHT Collaboration et al. 2022, ApJL , Vol. TBD, L1.
First Sagittarius A* Event Horizon Telescope Results. II. EHT and Multi-wavelength Observations, Data Processing, and Calibration.
EHT Collaboration et al. 2022, ApJL, Vol. TBD, L2.
First Sagittarius A* Event Horizon Telescope Results. III. Imaging of the Galactic Center Supermassive Black Hole.
EHT Collaboration et al. 2022, ApJL, Vol. TBD, L5.
First Sagittarius A* Event Horizon Telescope Results. IV. Variability, Morphology, and Black Hole Mass.
EHT Collaboration et al. 2022, ApJL, Vol. TBD, L5.
First Sagittarius A* Event Horizon Telescope Results. V. Testing Astrophysical Models of Q2 the Galactic Center Black Hole.
EHT Collaboration et al. 2022, ApJL, Vol. TBD, L5.
First Sagittarius A* Event Horizon Telescope Results. VI. Testing the Black Hole Metric.
EHT Collaboration et al. 2022, ApJL, Vol. TBD, L5.
A Universal Power-law Prescription for Variability from Synthetic Images of Black Hole Accretion Flows.
B. Georgiev, D.W. Pesce, A.E. Broderick, et al. 2022, ApJL, Vol. TBD, Ln.
Millimeter light curves of Sagittarius A∗ observed during the 2017 Event Horizon Telescope campaign.
M. Wielgus, N. Marchili, I. Martí-Vidal, et al. 2022, ApJL, Vol. TBD, Ln.
Characterizing and Mitigating Intraday Variability: Reconstructing Source Structure in Accreting Black Holes with mm-VLBI.
A. Broderick, R. Gold, B. Georgiev, et al. 2022, ApJL, Vol. TBD, Ln.
Selective dynamical imaging of interferometric data.
J. Farah, P. Galison, K. Akiyama, et al. 2022, ApJL, Vol. TBD, Ln.

Key Publications

Papers before 2019

A strong magnetic field around the supermassive black hole at the centre of the Galaxy.
Eatough, R. P., Falcke, H., and 21 colleagues (2013), Nature, Vol. 501, p. 391-394.
Detection of the Intrinsic Size of Sagittarius A* Through Closure Amplitude Imaging.
Bower, G. C., H. Falcke, R. M. Herrnstein, J.-H. Zhao, W. M. Goss, and D. C. Backer (2004), Science, Vol. 304, p. 704-708.
The Supermassive Black Hole at the Galactic Center.
Melia, F. and H. Falcke (2001), Annual Review of Astronomy and Astrophysics, Vol. 39, p. 309-352.
Viewing the Shadow of the Black Hole at the Galactic Center.
Falcke, H., F. Melia, and E. Agol (2000), The Astrophysical Journal, Vol. 528, p. L13-L16.
The Simultaneous Spectrum of Sagittarius A* from 20 Centimeters to 1 Millimeter and the Nature of the Millimeter Excess.
Falcke, H., W. M. Goss, H. Matsuo, P. Teuben, J.-H. Zhao, and R. Zylka (1998), The Astrophysical Journal, Vol. 499, p. 731-734.

All publications

Papers 2021

Constraints on non-Einsteinian black-hole charges with the 2019 EHT observations of M87.
Prashant Kocherlakota, Luciano Rezzolla, and Event Horizon Telescope Collaboration. 5/20/2021, Physical Review D, 103, 10, Pp. 40-47.
Broadband Multi-wavelength Properties of M87 during the 2017 Event Horizon Telescope Campaign.
J. C. Algaba et al. 4/14/2021, ApJL , 911, Pp. L11.
Polarimetric Properties of Event Horizon Telescope Targets from ALMA.
C. Goddi et al. 3/24/2021, ApJL, 910, L14, Pp. 54.

Papers 2020

Gravitational Test beyond the First Post-Newtonian Order with the Shadow of the M87 Black Hole.
D. Psaltis et al. 10/2020, Physical Review Letters, 125, 14, Pp. 141104.
RAPTOR. II. Polarized radiative transfer in curved spacetime.
T. Bronzwaer et al. 9/2020, Astronomy & Astrophysics, 641, A126, Pp. 13.
Monitoring the Morphology of M87* in 2009-2017 with the Event Horizon Telescope.
M. Wielgus et al. 9/2020, Astrophysical Journal, 901, 1, Pp. 28.
Linear polarization in the nucleus of M87 at 7 mm and 1.3 cm.
E. Kravchenko et al. 5/2020, Astronomy & Astrophysics, 637, L6, Pp. 9.
A parameter survey of Sgr A* radiative models from GRMHD simulations with self-consistent electron heating.
J. Dexter et al. 5/2020, Monthly Notices of the Royal Astroonomical Society, 494, 3, Pp. 4168-4186.
Universal interferometric signatures of a black hole’s photon ring.
M. Johnson et al. 2020, Science Advances, 6, 12, Pp. eaaz1310.
Differentiating Disk and Black Hole Driven Jets with EHT Images of Variability in M87.
B. Jeter et al. 2020, MNRAS, 493, 5606.
Event Horizon Telescope imaging of the archetypal blazar 3C 279 at an extreme 20 microarcsecond resolution.
J. Y. Kim et al. 2020, Astronomy and Astrophysics, 640, A69, Pp. 21. Publisher’s Version, Abstract.
THEMIS: A Parameter Estimation Framework for the Event Horizon Telescope.
A. Broderick et al. 2020, The Astrophysical Journal, 897, 2, Pp. id. 139.
Verification of Radiative Transfer Schemes for the EHT.
R. Gold et al. 2020, The Astrophysical Journal, 897, 2, Pp. id. 148.

Papers 2019

First M87 Event Horizon Telescope Results and the Role of ALMA.
C. Goddi et al. 2019, 177, Pp. 25-35.
An Unprecedented Global Communications Campaign for the Event Horizon Telescope First Black Hole Image.
L. Christensen et al. 2019, CAPJ, 26, 11.
Calibration of ALMA as a phased array: ALMA observations during the 2017 VLBI campaign.
C. Goddi et al. 2019, PASP, 131, 1001, Pp. 075003.
EHT-HOPS pipeline for millimeter VLBI data reduction.
L. Blackburn et al. 2019, ApJ, 882, 23.
The Event Horizon General Relativistic Magnetohydrodynamic Code Comparison Project.
O. Porth et al. 2019, ApJS, 243, 26.
Simulations of imaging the event horizon of Sagittarius A* from space.
F. Roelofs et al. 2019, A&A, 625, 124.
The Size, Shape, and Scattering of Sagittarius A* at 86 GHz: First VLBI with ALMA.
S. Issaoun et al. 2019, ApJ, 871, 1, Pp. 30.
Testing General Relativity with the Black Hole Shadow Size and Asymmetry of Sagittarius A*: Limitations from Interstellar Scattering.
Z. Zhu et al. 2019, ApJ, 870, 1, Pp. 6.

Papers 2018

ALMA Polarimetry of Sgr A*: Probing the Accretion Flow from the Event Horizon to the Bondi Radius.
G. C. Bower et al. 2018, ApJ, 868, 2, Pp. 101.
GRMHD Simulations of Visibility Amplitude Variability for Event Horizon Telescope Images of Sgr A*.
L. Medeiros, C.-K. Chan, F. Özel, D. Psaltis, J. Kim, D. P. Marrone, and A. Sadowski. 2018, ApJ, 856, 2, Pp. 13.
The impact of Faraday effects on polarized black hole images of Sagittarius A*
A. Jiménez-Rosales and J. Dexter. 2018, MNRAS, 478, 2, Pp. 1875-1883.
Interferometric Imaging Directly with Closure Phases and Closure Amplitudes.
A. A. Chael, M. D. Johnson, K. L. Bouman, L. L. Blackburn, K. Akiyama, and R. Narayan. 2018, ApJ, 857, 1, Pp. 23.
IPOLE - semi-analytic scheme for relativistic polarized radiative transport.
M. Mościbrodzka and C. F. Gammie. 2018, MNRAS, 457, 1, Pp. 43.
The limb-brightened jet of M87 down to the 7 Schwarzschild radii scale.
J.-Y. Kim et al. 2018, A&A, 616, A, Pp. 188.
Probing the Innermost Accretion Flow Geometry of Sgr A* with Event Horizon Telescope.
H.-Y. Pu and A. Broderick. 2018, ApJ, 863, 2, Pp. 148.
The Properties of Reconnection Current Sheets in GRMHD Simulations of Radiatively Inefficient Accretion Flows.
D. Ball, F. Özel, D. Psaltis, C.-K. Chan, and L. Sironi. 2018, ApJ, 853, 2, Pp. 184.
The Scattering and Intrinsic Structure of Sagittarius A* at Radio Wavelengths.
M. D. Johnson et al. 2018, ApJ, 865, 2, Pp. 104.
Two-temperature, Magnetically Arrested Disc simulations of the jet from the supermassive black hole in M87.
A. Chael et al. 2018, MNRAS, 486, 2, Pp. 2873-2895.
The 1.4 mm core of Cen A: first VLBI results with the South Pole Telescope.
J. Kim et al. 2018, ApJ, 861, 2, Pp. 129.
The ALMA Phasing System: A Beamforming Capability for Ultra-high-resolution Science at (Sub)Millimeter Wavelengths.
L. D. Matthews, G. B. Crew, S. S. Doeleman, R. Lacasse, A. F. Saez, and ALMA Phasing Project Team. 2018, PASP, 130, 983, Pp. 015002.
The current ability to test theories of gravity with black hole shadows.
Y. Mizuno, Z. Younsi, C. M. Fromm, O. Porth, M. De Laurentis, H. Olivares, H. Falcke, M. Kramer, and L. Rezzolla. 2018, Nat. Astro. (Letter).
Detection of intrinsic source structure at ~3 Schwarzschild radii with Millimeter-VLBI observations of Sgr A*.
R. Lu et al. 2018, ApJ, 859, 1, Pp. 60.
Event Horizon Telescope Observations as Probes for Quantum Structure of Astrophysical Black Holes.
S. B. Giddings and D. Psaltis. 2018, Phys. Rev. D, 97, 084035.
General relativistic magnetohydrodynamical κ-jet models for Sagittarius A*.
J. Davelaar, M. Mościbrodzka, T. Bronzwaer, and H. Falcke. 2018, A&A, 612, A34.
GRay2: A General Purpose Geodesic Integrator for Kerr Spacetimes.
C.-K. Chan et al. 2018, ApJ, 867 , 1, Pp. 59.
Principal Component Analysis as a Tool for Characterizing Black Hole Images and Variability.
L. Medeiros et al. 2018, ApJ, 864, 1, Pp. 7.
The role of electron heating physics in images and variability of the Galactic Center black hole Sagittarius A*.
A. Chael et al. 2018, MNRAS, 478, 4, Pp. 5209-5229.
Superresolution Interferometric Imaging with Sparse Modeling Using Total Squared Variation -- Application to Imaging the Black Hole Shadow.
K. Kuromochi et al. 2018, ApJ, 2018, 1, Pp. 56.
A VLBI receiving system for the South Pole Telescope.
J. Kim et al. 2018, SPIE 10708.

Papers 2017

Dynamical Imaging with Interferometry.
M. D. Johnson, K. L. Bouman, L. L. Blackburn, A. A. Chael, J. Rosen, H. Shiokawa, F. Roelofs, K. Akiyama, V. L. Fish, and S. S. Doeleman. 2017, ApJ, 850, 2, Pp. 172.
Evolving non-thermal electrons in simulations of black hole accretion.
A. A. Chael, R. Narayan, and A. Sadowski. 2017, MNRAS, 470, 2, Pp. 2367.
Imaging black holes: past, present and future.
H. Falcke. 2017, JPhCS 942 (012001).
Locating the intense interstellar scattering towards the inner Galaxy.
J. Dexter, A. Deller, G. C. Bower, P. Demorest, M. Kramer, B. W. Stappers, A. G. Lyne, M. Kerr, L. G. Spitler, D. Psaltis, M. D. Johnson, and R. Narayan. 2017, MNRAS, 471, 3, Pp. 3563.
Probing the Magnetic Field Structure in Sgr A* on Black Hole Horizon Scales with Polarized Radiative Transfer Simulations.
R. Gold, J. C. McKinney, M. D. Johnson, and S. S. Doeleman. 2017, ApJ, 837, 2, Pp. 20.
Quantifying Intrinsic Variability of Sagittarius A* Using Closure Phase Measurements of the Event Horizon Telescope.
F. Roelofs, M. D. Johnson, H. Shiokawa, S. S. Doeleman, and H. Falcke. 2017, ApJ, 847, 1, Pp. 19.
Radio observations of active galactic nuclei with mm-VLBI.
B. Boccardi, T. P. Kirchbaum, E. Ros, and J. A. Zenzus. 2017, A&ARv, 25, 1, Pp. 48.
Reconstructing Video from Interferometric Measurements of Time-Varying Sources.
K. L. Bouman, M. D. Johnson, A. V. Dalca, A. A. Chael, F. Roelofs, S. S. Doeleman, and W. T. Freeman. 2017, in arXiv e-print.
Time Domain Filtering of Resolved Images of Sgr A∗.
H. Shiokawa, C. F. Gammie, and S. S. Doeleman. 2017, ApJ, 846, 1, Pp. 29.
Variability in GRMHD Simulations of Sgr A*: Implications for EHT Closure Phase Observations.
L. Medeiros, C.-K. Chan, F. Özel, D. Psaltis, J. Kim, D. P. Marrone, and A. Sadowski. 2017, ApJ, 844, 1, Pp. 13.
Beyond the event horizon or altogether without it?
A. Lobanov. 2017, Nat. Astro. (Comment).
BlackHoleCam: Fundamental physics of the galactic center.
C. Goddi, H. Falcke, M. Kramer, L. Rezzolla, C. Brinkerink, and BlackHoleCam Collaboration. 2017, Int. J. Mod. Phys. D, 26, 2, Pp. 1730001.
Imaging the Schwarzschild-radius-scale Structure of M87 with the Event Horizon Telescope Using Sparse Modeling.
K. Akiyama, K. Kuramochi, S. Ikeda, V. L. Fish, F. Tazaki, M. Honma, S. S. Doeleman, A. E. Broderick, J. Dexter, M. Mościbrodzka, K. L. Bouman, A. A. Chael, and M. Zaizen. 2017, ApJ, 838, Pp. 1.
Observational signatures of spherically-symmetric black hole spacetimes.
M. De Laurentis, Z. Younsi, O. Porth, Y. Mizuno, C. Fromm, L. Rezzolla, and H. Olivares. 2017, JPhCS 942 (012007).
Pilot KaVA monitoring on the M87 jet: confirming the inner jet structure and superluminal motions at sub-pc scales.
K. Hada, J. H. Park, M. Kino, K. Niinuma, B. W. Sohn, H. W. Ro, T. Jung, J.-C. Algaba, G.-Y. Zhao, S.-S. Lee, K. Akiyama, S. Trippe, K. Wajima, S. Sawada-Satoh, F. Tazaki, I. Cho, J. Hodgson, J. A. Lee, Y. Hagiwara, M. Honma, S. Koyama, J. Oh, T. Lee, H. Yoo, N. Kawaguchi, D.-G. Roh, S.-J. Oh, J.-H. Yeom, D.-K. Jung, C. Oh, H.-R. Kim, J.-Y. Hwang, D.-Y. Byun, S.-H. Cho, H.-G. Kim, H. Kobayashi, and K. M. Shibata. 2017, PASJ, 69, 4, Pp. 71.
Seeing the unseeable.
S. S. Doeleman. 2017, Nat. Astro. (Comment) 1, Pp. 646.
The Structure and Propagation of the Misaligned Jet M87.
K. Hada. 2017, Galaxies, 5, Pp. 2.
Superresolution Full-polarimetric Imaging for Radio Interferometry with Sparse Modeling.
K. Akiyama, S. Ikeda, M. Pleau, V. L. Fish, F. Tazaki, K. Kuramochi, A. E. Broderick, J. Dexter, M. Mościbrodzka, M. Gowanlock, M. Honma, and S. S. Doeleman. 2017, AJ, 153, Pp. 159.

Papers 2016

The Africa Millimetre Telescope.
M. Backes, C. Müller, J. E. Conway, R. Deane, R. Evans, H. Falcke, R. Fraga-Encinas, C. Goddi, M. Klein Wolt, T. P. Kirchbaum, G. MacLeod, V. A. R. M. Ribeiro, F. Roelofs, Z.-Q. Shen, and H. J. van Langevelde. 2016, 4th Annual Conference on High Energy Astrophysics in Southern Africa (HEASA 2016), no. 29. Cape Town, South Africa: South African Astronomical Observatory (SAAO).
Bayesian Techniques for Comparing Time-dependent GRMHD Simulations to Variable Event Horizon Telescope Observations.
J. Kim, D. P. Marrone, C.-K. Chan, L. Medeiros, F. Özel, and D. Psaltis. 2016, ApJ, 832, 2, Pp. 156.
General relativistic magnetohydrodynamical simulations of the jet in M 87.
M. Mościbrodzka, H. Falcke, and H. Shiokawa. 2016, A&A, 568, A38.
A General Relativistic Null Hypothesis Test with Event Horizon Telescope Observations of the Black Hole Shadow in Sgr A*.
D. Psaltis, F. Özel, C.-K. Chan, and D. P. Marrona. 2016, ApJ, 814, 2, Pp. 115.
The Optics of Refractive Substructure.
M. D. Johnson and R. Narayan. 2016, ApJ, 826, 2, Pp. 10.
Probing spacetime around Sagittarius A* using modeled VLBI closure phases.
R. Fraga-Encinas, M. Mościbrodzka, C. Brinkerink, and H. Falcke. 2016, A&A, 588, A57.
A Quantitative Test of the No-hair Theorem with Sgr A* Using Stars, Pulsars, and the Event Horizon Telescope.
D. Psaltis, N. Wex, and M. Kramer. 2016, ApJ, 818, 2, Pp. 121.
Stochastic Optics: A Scattering Mitigation Framework for Radio Interferometric Imaging.
M. D. Johnson. 2016, ApJ, 833, 1, Pp. 74.
Testing General Relativity with the Shadow Size of Sgr A*.
T. Johannsen, A. E. Broderick, P. M. Plewa, S. Chatzopoulos, S. S. Doeleman, F. Eisenhauer, V. L. Fish, R. Genzel, O. Gerhard, and M. D. Johnson. 2016, Phys. Rev. Lett., 116, 3, Pp. 031101.
Asymmetric structure in Sgr A* at 3 mm from closure phase measurements with VLBA, GBT and LMT.
C. D. Brinkerink, C. Müller, H. Falcke, G. C. Bower, T. P. Krichbaum, E. Castillo, A. T. Deller, S. S. Doeleman, R. Fraga-Encinas, C. Goddi, A. Hernández-Gómez, D. H. Hughes, M. Kramer, J. Léon-Tavares, L. Loinard, A. Montaña, M. Mościbrodzka, G. N. Ortiz-León, D. Sanchez-Arguelles, R. P. J. Tilanus, G. W. Wilson, and J. A. Zensus. 2016, MNRAS, 462, Pp. 1382-1392.
Calibration of mixed-polarization interferometric observations. Tools for the reduction of interferometric data from elements with linear and circular polarization receivers.
I. Martí-Vidal, A. Roy, J. Conway, and A. J. Zensus. 2016, A&A, 587, Pp. A143.
Computational Imaging for VLBI Image Reconstruction.
Katherine L. Bouman, Michael D. Johnson, Daniel Zoran, Vincent L. Fish, Sheperd S. Doeleman, and William T. Freeman. 2016, in The IEEE Conference on Computer Vision and Pattern Recognition (CVPR).
Conical Stream of the Two-Sided Jets in NGC 4261 over the Range of 103-109 Schwarzschild Radii.
S. Nakahara, A. Doi, Y. Murata, K. Hada, M. Nakamura, and K. Asada. 2016, Galaxies, 4, Pp. 80.
Erratum: "The Proper Motion of the Galactic Center Pulsar Relative to Sagittarius A* (2015, ApJ, 798, 120).
G. C. Bower, A. Deller, P. Demorest, A. Brunthaler, H. Falcke, M. Moscibrodzka, R. M. O’Leary, R. P. Eatough, M. Kramer, K. J. Lee, L. Spitler, G. Desvignes, A. P. Rushton, S. Doeleman, and M. J. Reid. 2016, ApJ, 821, Pp. 133.
“EVN Observations of HESS J1943+213: Evidence for an Extreme TeV BL Lac Object.
K. Akiyama, Ł Stawarz, Y. T. Tanaka, H. Nagai, M. Giroletti, and M. Honma. 2016, ApJ, 823, Pp. L26.
High-resolution Linear Polarimetric Imaging for the Event Horizon Telescope.
A. A. Chael, M. D. Johnson, R. Narayan, S. S. Doeleman, J. F. C. Wardle, and K. L. Bouman. 2016, ApJ, 829, Pp. 11.
High-sensitivity 86 GHz (3.5 mm) VLBI Observations of M87: Deep Imaging of the Jet Base at a Resolution of 10 Schwarzschild Radii.
K. Hada, M. Kino, A. Doi, H. Nagai, M. Honma, K. Akiyama, F. Tazaki, R. Lico, M. Giroletti, G. Giovannini, M. Orienti, and Y. Hagiwara. 2016, ApJ, 817, Pp. 131.
Imaging an Event Horizon: Mitigation of Source Variability of Sagittarius A*.
R.-S. Lu, F. Roelofs, V. L. Fish, H. Shiokawa, S. S. Doeleman, C. F. Gammie, H. Falcke, T. P. Krichbaum, and J. A. Zensus. 2016, ApJ, 817, Pp. 173.
Interstellar Scintillation and the Radio Counterpart of the Fast Radio Burst FRB 150418.
K. Akiyama and M. D. Johnson. 2016, ApJ, 824, Pp. L3.
The Intrinsic Shape of Sagittarius A* at 3.5 mm Wavelength.
G. N. Ortiz-León, M. D. Johnson, S. S. Doeleman, L. Blackburn, V. L. Fish, L. Loinard, M. J. Reid, E. Castillo, A. A. Chael, A. Hernández-Gómez, D. H. Hughes, J. León-Tavares, R.-S. Lu, A. Montaña, G. Narayanan, K. Rosenfeld, D. Sánchez, F. P. Schloerb, Z.-Q. Shen, H. Shiokawa, J. SooHoo, and L. Vertatschitsch. 2016, ApJ, 824, Pp. 40.
Modeling Seven Years of Event Horizon Telescope Observations with Radiatively Inefficient Accretion Flow Models.
A. E. Broderick, V. L. Fish, M. D. Johnson, K. Rosenfeld, C. Wang, S. S. Doeleman, K. Akiyama, T. Johannsen, and A. L. Roy. 2016, ApJ, 820, Pp. 137.
Observing–-and Imaging–-Active Galactic Nuclei with the Event Horizon Telescope.
V. L. Fish, K. Akiyama, K. L. Bouman, A. A. Chael, M. D. Johnson, S. S. Doeleman, L. Blackburn, J. F. C. Wardle, W. T. Freeman, and Event Horizon Telescope the Collaboration. 2016, Galaxies, 4, 4, Pp. 54.
Persistent Asymmetric Structure of Sagittarius A* on Event Horizon Scales.
V. L. Fish, M. D. Johnson, S. S. Doeleman, A. E. Broderick, D. Psaltis, R.-S. Lu, K. Akiyama, W. Alef, J. C. Algaba, K. Asada, C. Beaudoin, A. Bertarini, L. Blackburn, R. Blundell, G. C. Bower, C. Brinkerink, R. Cappallo, A. A. Chael, R. Chamberlin, C.-K. Chan, G. B. Crew, J. Dexter, M. Dexter, S. A. Dzib, H. Falcke, R. Freund, P. Friberg, C. H. Greer, M. A. Gurwell, P. T. P. Ho, M. Honma, M. Inoue, T. Johannsen, J. Kim, T. P. Krichbaum, J. Lamb, J. León-Tavares, A. Loeb, L. Loinard, D. MacMahon, D. P. Marrone, J. M. Moran, M. Mościbrodzka, G. N. Ortiz-León, T. Oyama, F. Özel, R. L. Plambeck, N. Pradel, R. A. Primiani, A. E. E. Rogers, K. Rosenfeld, H. Rottmann, A. L. Roy, C. Ruszczyk, D. L. Smythe, J. SooHoo, J. Spilker, J. Stone, P. Strittmatter, R. P. J. Tilanus, M. Titus, L. Vertatschitsch, J. Wagner, J. F. C. Wardle, J. Weintroub, D. Woody, M. Wright, P. Yamaguchi, A. Young, K. H. Young, J. A. Zensus, and L. M. Ziurys. 2016, ApJ, 820, Pp. 90.
PRECL: A new method for interferometry imaging from closure phase.
S. Ikeda, F. Tazaki, K. Akiyama, K. Hada, and M. Honma. 2016, PASJ, 68, Pp. 45.
Probing the magnetic field structure in Sgr A* on Black Hole Horizon Scales with Polarized Radiative Transfer Simulations.
R. Gold, J. C. McKinney, M. D. Johnson, and S. S. Doeleman. 2016, ArXiv e-prints.
A radio detection survey of narrow-line Seyfert 1 galaxies using very long baseline interferometry at 22 GHz.
A. Doi, T. Oyama, Y. Kono, A. Yamauchi, S. Suzuki, N. Matsumoto, and F. Tazaki. 2016, PASJ, 68, Pp. 73.
Reconstruction of Static Black Hole Images Using Simple Geometric Forms
L. Benkevitch, K. Akiyama, R. Lu, S. Doeleman, and V. Fish. 2016, ArXiv e-prints.
Testing General Relativity with Accretion-Flow Imaging of Sgr A*.
T. Johannsen, C. Wang, A. E. Broderick, S. S. Doeleman, V. L. Fish, A. Loeb, and D. Psaltis. 2016, Physical Review Letters, 117, 9, Pp. 091101.
VizieR Online Data Catalog: 4yr 1.3mm VLBI observations of SgrA* with EHT (Fish+, 2016).
V. L. Fish, M. D. Johnson, S. S. Doeleman, A. E. Broderick, D. Psaltis, R.-S. Lu, K. Akiyama, W. Alef, J. C. Algaba, K. Asada, C. Beaudoin, A. Bertarini, L. Blackburn, R. Blundell, G. C. Bower, C. Brinkerink, R. Cappallo, A. A. Chael, R. Chamberlin, C.-K. Chan, G. B. Crew, J. Dexter, M. Dexter, S. A. Dzib, H. Falcke, R. Freund, P. Friberg, C. H. Greer, M. A. Gurwell, P. T. P. Ho, M. Honma, M. Inoue, T. Johannsen, J. Kim, T. P. Krichbaum, J. Lamb, J. Leon-Tavares, A. Loeb, L. Loinard, D. MacMahon, D. P. Marrone, J. M. Moran, M. Moscibrodzka, G. N. Ortiz-Leon, T. Oyama, F. Ozel, R. L. Plambeck, N. Pradel, R. A. Primiani, A. E. E. Rogers, K. Rosenfeld, H. Rottmann, A. L. Roy, C. Ruszczyk, D. L. Smythe, J. SooHoo, J. Spilker, J. Stone, P. Strittmatter, R. P. J. Tilanus, M. Titus, L. Vertatschitsch, J. Wagner, J. F. C. Wardle, J. Weintroub, D. Woody, M. Wright, P. Yamaguchi, A. Young, K. H. Young, J. A. Zensus, and L. M. Ziurys. 2016, VizieR Online Data Catalog, 182.

Papers 2015

Event Horizon Telescope Evidence for Alignment of the Black Hole in the Center of the Milky Way with the Inner Stellar Disk.
D. Psaltis, R. Narayan, V. L. Fish, A. E. Broderick, A. Loeb, and S. S. Doeleman. 2015, ApJ, 798, 1, Pp. 15.
Fast Variability and Millimeter/IR Flares in GRMHD Models of Sgr A* from Strong-field Gravitational Lensing.
C.-K. Chan, D. Psaltis, F. Özel, L. Medeiros, D. P. Marrone, A. Sadowski, and R. Narayan. 2015, ApJ, 812, 2, Pp. 103.
The Power of Imaging: Constraining the Plasma Properties of GRMHD Simulations using EHT Observations of Sgr A*.
C.-K. Chan, D. Psaltis, F. Özel, R. Narayan, and A. Sadowski. 2015, ApJ, 799, 1, Pp. 1.
230 GHz VLBI Observations of M87: Event-horizon-scale Structure during an Enhanced Very-high-energy γ-Ray State in 2012.
K. Akiyama, R.-S. Lu, V. L. Fish, S. S. Doeleman, A. E. Broderick, J. Dexter, K. Hada, M. Kino, H. Nagai, M. Honma, M. D. Johnson, J. C. Algaba, K. Asada, C. Brinkerink, R. Blundell, G. C. Bower, R. Cappallo, G. B. Crew, M. Dexter, S. A. Dzib, R. Freund, P. Friberg, M. Gurwell, P. T. P. Ho, M. Inoue, T. P. Krichbaum, L. Loinard, D. MacMahon, D. P. Marrone, J. M. Moran, M. Nakamura, N. M. Nagar, G. Ortiz-Leon, R. Plambeck, N. Pradel, R. A. Primiani, A. E. E. Rogers, A. L. Roy, J. SooHoo, J.-L. Tavares, R. P. J. Tilanus, M. Titus, J. Wagner, J. Weintroub, P. Yamaguchi, K. H. Young, A. Zensus, and L. M. Ziurys. 2015, ApJ, 807, Pp. 150.
Apparent Inward Motion of the Parsec-Scale Jet in the BL Lac Object OJ287 during the 2011-2012 γ-ray Flares.
S. Sawada-Satoh, K. Akiyama, K. Niinuma, H. Nagai, M. Kino, F. D’Ammando, S. Koyama, K. Hada, M. Orienti, M. Honma, and K. M. Shibata. 2015, Publication of Korean Astronomical Society, 30, Pp. 429-432.
Discovery of a Wandering Radio Jet Base after a Large X-Ray Flare in the Blazar Markarian 421.
K. Niinuma, M. Kino, A. Doi, K. Hada, H. Nagai, and S. Koyama. 2015, ApJ, 807, Pp. L14.
The Event Horizon Telescope: New Developments and Results.
M. D. Johnson, S. S. Doeleman, and Event Horizon Telescope Collaboration. 2015, IAU General Assembly, 22, Pp. 2257792.
First 230 GHz VLBI fringes on 3C 279 using the APEX Telescope.
J. Wagner, A. L. Roy, T. P. Krichbaum, W. Alef, A. Bansod, A. Bertarini, R. Güsten, D. Graham, J. Hodgson, R. Märtens, K. Menten, D. Muders, H. Rottmann, G. Tuccari, A. Weiss, G. Wieching, M. Wunderlich, J. A. Zensus, J. P. Araneda, O. Arriagada, M. Cantzler, C. Duran, F. M. Montenegro-Montes, R. Olivares, P. Caro, P. Bergman, J. Conway, R. Haas, J. Johansson, M. Lindqvist, H. Olofsson, M. Pantaleev, S. Buttaccio, R. Cappallo, G. Crew, S. Doeleman, V. Fish, R.-S. Lu, C. Ruszczyk, J. SooHoo, M. Titus, R. Freund, D. Marrone, P. Strittmatter, L. Ziurys, R. Blundell, R. Primiani, J. Weintroub, K. Young, M. Bremer, S. Sánchez, A. P. Marscher, R. Chilson, K. Asada, and M. Inoue. 2015, A&A, 581, Pp. A32.
Imaging Black Hole Magnetic Fields with the Event Horizon Telescope.
A. Chael, S. Doeleman, and M. D. Johnson. 2015, IAU General Assembly, 22, Pp. 2258350.
Magnetization Degree at the Jet Base of M87 Derived from the Event Horizon Telescope Data: Testing the Magnetically Driven Jet Paradigm.
M. Kino, F. Takahara, K. Hada, K. Akiyama, H. Nagai, and B. W. Sohn. 2015, ApJ, 803, Pp. 30.
Measuring the Direction and Angular Velocity of a Black Hole Accretion Disk via Lagged Interferometric Covariance.
M. D. Johnson, A. Loeb, H. Shiokawa, A. A. Chael, and S. S. Doeleman. 2015, ApJ, 813, Pp. 132.
Perturbing Open Cavities: Anomalous Resonance Frequency Shifts in a Hybrid Cavity-Nanoantenna System.
F. Ruesink, H. M. Doeleman, R. Hendrikx, A. F. Koenderink, and E. Verhagen. 2015, Physical Review Letters, 115, 20, Pp. 203904.
Probing the precise location of the radio core in the TeV blazar Mrk 501 with VERA at 43 GHz.
S. Koyama, M. Kino, A. Doi, K. Niinuma, K. Hada, H. Nagai, M. Honma, K. Akiyama, M. Giroletti, G. Giovannini, M. Orienti, N. Isobe, J. Kataoka, D. Paneque, H. Kobayashi, and K. Asada. 2015, PASJ, 67, Pp. 67.
R2DBE: A Wideband Digital Backend for the Event Horizon Telescope.
L. Vertatschitsch, R. Primiani, A. Young, J. Weintroub, G. B. Crew, S. R. McWhirter, C. Beaudoin, S. Doeleman, and L. Blackburn. 2015, PASP, 127, Pp. 1226-1239.
Resolved magnetic-field structure and variability near the event horizon of Sagittarius A*.
M. D. Johnson, V. L. Fish, S. S. Doeleman, D. P. Marrone, R. L. Plambeck, J. F. C. Wardle, K. Akiyama, K. Asada, C. Beaudoin, L. Blackburn, R. Blundell, G. C. Bower, C. Brinkerink, A. E. Broderick, R. Cappallo, A. A. Chael, G. B. Crew, J. Dexter, M. Dexter, R. Freund, P. Friberg, R. Gold, M. A. Gurwell, P. T. P. Ho, M. Honma, M. Inoue, M. Kosowsky, T. P. Krichbaum, J. Lamb, A. Loeb, R.-S. Lu, D. MacMahon, J. C. McKinney, J. M. Moran, R. Narayan, R. A. Primiani, D. Psaltis, A. E. E. Rogers, K. Rosenfeld, J. SooHoo, R. P. J. Tilanus, M. Titus, L. Vertatschitsch, J. Weintroub, M. Wright, K. H. Young, J. A. Zensus, and L. M. Ziurys. 2015, Science, 350, Pp. 1242-1245.

Papers 2014

Testing the No-hair Theorem with Event Horizon Telescope Observations of Sagittarius A*.
A. E. Broderick, T. Johannsen, A. Loeb, and D. Psaltis. 2014, ApJ, 784, 1, Pp. 7.
Measuring Mass Accretion Rate onto the Supermassive Black Hole in M87 Using Faraday Rotation Measure with the Submillimeter Array.
C. Y. Kuo, K. Asada, R. Rao, M. Nakamura, J. C. Algaba, H. B. Liu, M. Inoue, P. M. Koch, P. T. P. Ho, S. Matsushita, H.-Y. Pu, K. Akiyama, H. Nishioka, and N. Pradel. 2014, ApJ, 783, Pp. L33.
Microarcsecond Radio Astrometry.
M. J. Reid and M. Honma. 2014, ARA&A, 52, Pp. 339-372.
Relativistic Electrons and Magnetic Fields of the M87 Jet on the ~10 Schwarzschild Radii Scale.
M. Kino, F. Takahara, K. Hada, and A. Doi. 2014, ApJ, 786, Pp. 5.
A Strong Radio Brightening at the Jet Base of M 87 during the Elevated Very High Energy Gamma-Ray State in 2012.
K. Hada, M. Giroletti, M. Kino, G. Giovannini, F. D’Ammando, C. C. Cheung, M. Beilicke, H. Nagai, A. Doi, K. Akiyama, M. Honma, K. Niinuma, C. Casadio, M. Orienti, H. Krawczynski, J. L. Gómez, S. Sawada-Satoh, S. Koyama, A. Cesarini, S. Nakahara, and M. A. Gurwell. 2014, ApJ, 788, Pp. 165.
Super-resolution imaging with radio interferometry using sparse modeling.
M. Honma, K. Akiyama, M. Uemura, and S. Ikeda. 2014, PASJ, 66, Pp. 95.
VLBI observations of bright AGN jets with the KVN and VERA Array (KaVA): Evaluation of imaging capability.
K. Niinuma, S.-S. Lee, M. Kino, B. W. Sohn, K. Akiyama, G.-Y. Zhao, S. Sawada-Satoh, S. Trippe, K. Hada, T. Jung, Y. Hagiwara, R. Dodson, S. Koyama, M. Honma, H. Nagai, A. Chung, A. Doi, K. Fujisawa, M.-H. Han, J.-S. Kim, J. Lee, J. A. Lee, A. Miyazaki, T. Oyama, K. Sorai, K. Wajima, J. Bae, D.-Y. Byun, S.-H. Cho, Y. K. Choi, H. Chung, M.-H. Chung, S.-T. Han, T. Hirota, J.-W. Hwang, D.-H. Je, T. Jike, D.-K. Jung, J.-S. Jung, J.-H. Kang, J. Kang, Y.-W. Kang, Y. Kan-ya, M. Kanaguchi, N. Kawaguchi, B. G. Kim, H. R. Kim, H.-G. Kim, J. Kim, J. Kim, K.-T. Kim, M. Kim, H. Kobayashi, Y. Kono, T. Kurayama, C. Lee, J.-W. Lee, S. H. Lee, Y. C. Minh, N. Matsumoto, A. Nakagawa, C. S. Oh, S.-J. Oh, S.-Y. Park, D.-G. Roh, T. Sasao, K. M. Shibata, M.-G. Song, Y. Tamura, S.-O. Wi, J.-H. Yeom, and Y. J. Yun. 2014, PASJ, 66, Pp. 103.

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