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Profile
Samuel Gralla
Associate Professor, Physics | Member of the Graduate Faculty
Physics
Full Page
Overview
Research
More
Grants
(4)
Strong Gravitational Fields: Theoretical Properties and Observational Signatures
Active
·
2023
·
$180K
·
External
Principal Investigator (PI)
general relativity,
black holes,
astrophysics,
quantum gravity,
observational cosmology
Extreme Electrodynamics of Neutron Stars and Black Holes
Active
·
2023
·
$93.3K
·
External
Principal Investigator (PI)
electrodynamics,
neutron stars,
black holes,
astrophysics,
gravitational waves
CAREER: Strong Gravitational and Electromagnetic Fields
Active
·
2018
·
$553K
·
External
Principal Investigator (PI)
gravitational fields,
electromagnetic fields,
astrophysics,
particle physics,
quantum gravity
Strong Gravitational and Electromagnetic Fields
2015
·
$150K
·
External
Principal Investigator (PI)
gravity,
electromagnetism,
physics,
astrophysics,
field theory
Publications
(46)
Recent
Can the EHT M87 results be used to test general relativity?
2021
astrophysics,
general relativity,
black holes,
eht,
experimental physics
The shape of the black hole photon ring: A precise test of strong-field general relativity
2020
black holes,
strong-field general relativity,
photon ring,
shape,
precise test
Null geodesics of the Kerr exterior
2020
general relativity,
black holes,
astrophysics,
space-time geometry,
gravitational lensing
Observable shape of black hole photon rings
2020
black holes,
astrophysics,
photon rings,
observation,
gravitational lensing
Horizon instability of the extremal BTZ black hole
2020
black holes,
general relativity,
quantum gravity,
spacetime singularities,
cosmology
Measuring the shape of a black hole photon ring
2020
astronomy,
black holes,
photon ring,
astrophysics,
measurement techniques
Lensing by Kerr black holes
2020
black holes,
gravitational lensing,
astrophysics,
general relativity,
cosmology
Consistent Blandford-Znajek expansion
2020
black holes,
astrophysics,
gravitational waves,
plasma physics,
magnetohydrodynamics
Black hole shadows, photon rings, and lensing rings
2019
black holes,
photon rings,
gravitational lensing,
astrophysics,
general relativity
X-ray light curves from realistic polar camodels: inclined pulsar magnetospheres and multipole fields
2019
x-ray light curves,
pulsar magnetospheres,
multipole fields,
inclined pulsars,
x-ray astronomy
