Samuel E. Gralla

The Black Hole Explorer: photon ring science, detection, and shape measurement

#1

Alexandru Lupsasca
(
- Vanderbilt U.
)
,
Alejandro Cárdenas-Avendaño
(
- Princeton U.
)
,
Daniel C.M. Palumbo
(
- Harvard U. (main) and
- Harvard U.
)
,
Michael D. Johnson
(
- Harvard U. (main) and
- Harvard U.
)
,
Samuel E. Gralla
(
- Arizona U.
)

et al.

(Jun 13, 2024)

Published in:
- Proc.SPIE Int.Soc.Opt.Eng. 13092 (2024) 130926Q
•
Contribution to:
- SPIE Astronomical Telescopes + Instrumentation 2024,
- SPIE Astronomical Telescopes + Instrumentation 2024, 2173-2197
•
e-Print:
- 2406.09498 [gr-qc]

pdfDOI

reference search18 citations

The Black Hole Explorer: motivation and vision

#2

et al.

(Jun 13, 2024)

Published in:
- Proc.SPIE Int.Soc.Opt.Eng. 13092 (2024) 130922D
•
Contribution to:
- SPIE Astronomical Telescopes + Instrumentation 2024,
- SPIE Astronomical Telescopes + Instrumentation 2024, 784-835
•
e-Print:
- 2406.12917 [astro-ph.IM]

pdfDOI

reference search33 citations

Frames and slicings for angular momentum in post-Minkowski scattering

#3

(Jun 4, 2024)

Published in:
- Phys.Rev.D 111 (2025) 4, 044004
•
e-Print:
- 2406.02815 [gr-qc]

pdfDOI

reference search4 citations

Probing

H_{0}

and resolving AGN disks with ultrafast photon counters

#4

(Mar 23, 2024)

Published in:
- Phys.Rev.D 109 (2024) 12, 123029
•
e-Print:
- 2403.15903 [astro-ph.CO]

pdfDOI

reference search2 citations

Decoherence from horizons: General formulation and rotating black holes

#5

Samuel E. Gralla
(
- Arizona U.
)
,
Hongji Wei
(
- Arizona U.
)

(Nov 19, 2023)

Published in:
- Phys.Rev.D 109 (2024) 6, 065031
•
e-Print:
- 2311.11461 [hep-th]

pdfDOI

reference search13 citations

Dynamics of ultrarelativistic charged particles with strong radiation reaction. II. Entry into Aristotelian equilibrium

#6

(Sep 1, 2023)

Published in:
- Phys.Rev.D 108 (2023) 6, 063019
•
e-Print:
- 2309.00260 [astro-ph.HE]

pdfDOI

reference search4 citations

An asymptotic framework for gravitational scattering

#7

Geoffrey Compère
(
- Brussels U. and
- Intl. Solvay Inst., Brussels
)
,
Samuel E. Gralla
(
- Arizona U.
)
,
Hongji Wei
(
- Arizona U.
)

(Mar 29, 2023)

Published in:
- Class.Quant.Grav. 40 (2023) 20, 205018
•
e-Print:
- 2303.17124 [gr-qc]

DOI

reference search34 citations

Dynamics of ultrarelativistic charged particles with strong radiation reaction. I. Aristotelian equilibrium state

#8

(Sep 12, 2022)

Published in:
- Phys.Rev.D 108 (2023) 6, 063018
•
e-Print:
- 2209.07469 [astro-ph.HE]

pdfDOI

reference search5 citations

How narrow is the M87* ring – II. A new geometric model

#9

Will Lockhart
(
- Arizona U.
)
,
Samuel E. Gralla
(
- Arizona U.
)

(Aug 21, 2022)

Published in:
- Mon.Not.Roy.Astron.Soc. 517 (2022) 2, 2462-2470
•
e-Print:
- 2208.09989 [astro-ph.HE]

pdfDOI

reference search22 citations

Images and photon ring signatures of thick disks around black holes

#10

(Jun 24, 2022)

Published in:
- Astron.Astrophys. 667 (2022) A170
•
e-Print:
- 2206.12066 [astro-ph.HE]

DOI

reference search60 citations

Electromagnetic scoot

#11

(Dec 3, 2021)

Published in:
- Phys.Rev.D 105 (2022) 8, 084053
•
e-Print:
- 2112.01729 [gr-qc]

pdfDOI

reference search16 citations

Self-force effects in post-Minkowskian scattering

#12

Samuel E. Gralla
(
- Arizona U.
)
,
Kunal Lobo
(
- Arizona U.
)

(Oct 16, 2021)

Published in:
- Class.Quant.Grav. 39 (2022) 9, 095001,
- Class.Quant.Grav. 41 (2024) 17, 179501 (erratum)
•
e-Print:
- 2110.08681 [gr-qc]

pdf

reference search41 citations

How narrow is the M87* ring? I. The choice of closure likelihood function

#13

(Jul 14, 2021)

Published in:
- Mon.Not.Roy.Astron.Soc. 509 (2021) 3, 3643-3659
•
e-Print:
- 2107.06948 [astro-ph.HE]

pdfDOI

reference search17 citations

Can the EHT M87 results be used to test general relativity?

#14

Samuel E. Gralla

(Oct 16, 2020)

Published in:
- Phys.Rev.D 103 (2021) 2, 024023
•
e-Print:
- 2010.08557 [astro-ph.HE]

pdfDOI

reference search87 citations

The shape of the black hole photon ring: A precise test of strong-field general relativity

#15

(Aug 9, 2020)

Published in:
- Phys.Rev.D 102 (2020) 12, 124004
•
e-Print:
- 2008.03879 [gr-qc]

pdfDOI

reference search173 citations

Observable shape of black hole photon rings

#16

Samuel E. Gralla
(
- Arizona U.
)
,
Alexandru Lupsasca
(
- Princeton U. (main) and
- Harvard U. (main)
)

(Jul 20, 2020)

Published in:
- Phys.Rev.D 102 (2020) 12, 124003
•
e-Print:
- 2007.10336 [gr-qc]

pdfDOI

reference search70 citations

Measuring the shape of a black hole photon ring

#17

Samuel E. Gralla

(May 8, 2020)

Published in:
- Phys.Rev.D 102 (2020) 4, 044017
•
e-Print:
- 2005.03856 [astro-ph.HE]

pdfDOI

reference search37 citations

Consistent Blandford-Znajek Expansion

#18

Jay Armas
(
- Dutch Inst. Emergent Phenomena
)
,
Yangyang Cai
(
- Arizona U. (main)
)
,
Geoffrey Compère
(
- U. Brussels (main) and
- Intl. Solvay Inst., Brussels
)
,
David Garfinkle
(
- Oakland U.
)
,
Samuel E. Gralla
(
- Arizona U. (main)
)

(Feb 5, 2020)

Published in:
- JCAP 04 (2020) 009
•
e-Print:
- 2002.01972 [astro-ph.HE]

pdfDOI

reference search16 citations

Horizon Instability of the Extremal BTZ Black Hole

#19

Samuel E. Gralla
(
- Arizona U.
)
,
Arun Ravishankar
(
- Arizona U.
)
,
Peter Zimmerman
(
- Potsdam, Max Planck Inst.
)

(Nov 25, 2019)

Published in:
- JHEP 05 (2020) 094
•
e-Print:
- 1911.11164 [gr-qc]

DOI

reference search6 citations

Null geodesics of the Kerr exterior

#20

Samuel E. Gralla
(
- Arizona U.
)
,
Alexandru Lupsasca
(
- Harvard U. (main)
)

(Oct 28, 2019)

Published in:
- Phys.Rev.D 101 (2020) 4, 044032
•
e-Print:
- 1910.12881 [gr-qc]

pdfDOI

reference search100 citations

Lensing by Kerr Black Holes

#21

Samuel E. Gralla
(
- Arizona U.
)
,
Alexandru Lupsasca
(
- Harvard U. (main)
)

(Oct 28, 2019)

Published in:
- Phys.Rev.D 101 (2020) 4, 044031
•
e-Print:
- 1910.12873 [gr-qc]

pdfDOI

reference search176 citations

Black Hole Shadows, Photon Rings, and Lensing Rings

#22

(Jun 3, 2019)

Published in:
- Phys.Rev.D 100 (2019) 2, 024018
•
e-Print:
- 1906.00873 [astro-ph.HE]

pdfDOI

reference search460 citations

X-ray light curves from realistic polar cap models: inclined pulsar magnetospheres and multipole fields

#23

(Apr 25, 2019)

Published in:
- Mon.Not.Roy.Astron.Soc. 490 (2019) 2, 1774-1783
•
e-Print:
- 1904.11534 [astro-ph.HE]

pdfDOI

reference search38 citations

Bosonization of Strong-Field Pair Plasma

#24

Samuel E. Gralla
(
- Arizona U.
)

(Nov 20, 2018)

Published in:
- JCAP 05 (2019) 002
•
e-Print:
- 1811.08422 [hep-th]

pdfDOI

reference search4 citations

Effective Field Theory of Force-Free Electrodynamics

#25

Samuel E. Gralla
(
- Arizona U.
)
,
Nabil Iqbal
(
- Durham U., CPT
)

(Nov 18, 2018)

Published in:
- Phys.Rev.D 99 (2019) 10, 105004
•
e-Print:
- 1811.07438 [hep-th]

DOI

reference search16 citations

Samuel E. Gralla(
Arizona U.
)

Date of paper

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Samuel E. Gralla(Arizona U.)

Date of paper

Number of authors

Exclude RPP

Document Type

Collaborators

Affiliations

Samuel E. Gralla(
Arizona U.
)