Publications (30)
Testing General Relativity with Accretion-Flow Imaging of Sgr A*
Tim Johannsen, Carlos Wang, Avery E. Broderick +4
Testing General Relativity in the Strong-Field Regime with Observations of Black Holes in the Electromagnetic Spectrum
Tim Johannsen
Testing the No-Hair Theorem with Observations of Black Holes in the Electromagnetic Spectrum
Tim Johannsen, Dimitrios Psaltis
Systematic Study of Event Horizons and Pathologies of Parametrically Deformed Kerr Spacetimes
Tim Johannsen
Masses of Nearby Supermassive Black Holes with Very-Long Baseline Interferometry
Tim Johannsen, Dimitrios Psaltis, Stefan Gillessen +4
Testing the No-Hair Theorem with Observations in the Electromagnetic Spectrum. III. Quasi-Periodic Variability
Tim Johannsen, Dimitrios Psaltis
Constraints on the Size of Extra Dimensions from the Orbital Evolution of Black-Hole X-Ray Binaries
Tim Johannsen, Dimitrios Psaltis, Jeffrey E. McClintock
A Ray-Tracing Algorithm for Spinning Compact Object Spacetimes with Arbitrary Quadrupole Moments. I. Quasi-Kerr Black Holes
Dimitrios Psaltis, Tim Johannsen
Testing the No-Hair Theorem with Observations in the Electromagnetic Spectrum. IV. Relativistically Broadened Iron Lines
Tim Johannsen, Dimitrios Psaltis
Constraints on the Size of Extra Dimensions from the Orbital Evolution of the Black-Hole X-Ray Binary XTE J1118+480
Tim Johannsen
Sgr A*: The Optimal Testbed of Strong-Field Gravity
Dimitrios Psaltis, Tim Johannsen
Persistent Asymmetric Structure of Sagittarius A* on Event Horizon Scales
Vincent L. Fish, Michael D. Johnson, Sheperd S. Doeleman +69
Testing the No-Hair Theorem with Observations of Black Holes in the Electromagnetic Spectrum
Tim Johannsen
A Metric for Testing the Nature of Black Holes
Tim Johannsen
Testing the No-Hair Theorem with Sgr A*
Tim Johannsen
Sgr A* and General Relativity
Tim Johannsen
Testing the No-Hair Theorem with Event Horizon Telescope Observations of Sagittarius A*
Avery E. Broderick, Tim Johannsen, Abraham Loeb +1
Inner Accretion Disk Edges in a Kerr-Like Spacetime
Tim Johannsen
X-ray Probes of Black Hole Accretion Disks for Testing the No-Hair Theorem
Tim Johannsen
High-Angular-Resolution and High-Sensitivity Science Enabled by Beamformed ALMA
Vincent Fish, Walter Alef, James Anderson +66
Regular Black Hole Metric with Three Constants of Motion
Tim Johannsen
Testing the No-Hair Theorem with Observations of Astrophysical Black Holes in the Electromagnetic Spectrum
Dimitrios Psaltis, Tim Johannsen
Photon Rings around Kerr and Kerr-like Black Holes
Tim Johannsen
Testing the No-Hair Theorem with Observations in the Electromagnetic Spectrum: I. Properties of a Quasi-Kerr Spacetime
Tim Johannsen, Dimitrios Psaltis
Magnetised Accretion Discs in Kerr Spacetimes II: Hot Spots
Federico GarcÃa, Ignacio F. Ranea-Sandoval, Tim Johannsen
Modeling Seven Years of Event Horizon Telescope Observations with Radiatively Inefficient Accretion Flow Models
Avery E. Broderick, Vincent L. Fish, Michael D. Johnson +6
Testing General Relativity with the Shadow Size of Sgr A*
Tim Johannsen, Avery E. Broderick, Philipp M. Plewa +7
A Ray-Tracing Algorithm for Spinning Compact Object Spacetimes with Arbitrary Quadrupole Moments. II. Neutron Stars
Michi Baubock, Dimitrios Psaltis, Feryal Ozel +1
A Metric for Rapidly Spinning Black Holes Suitable for Strong-Field Tests of the No-Hair Theorem
Tim Johannsen, Dimitrios Psaltis
Testing the No-Hair Theorem with Observations in the Electromagnetic Spectrum: II. Black-Hole Images
Tim Johannsen, Dimitrios Psaltis