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Ultralight Boson Dark Matter and Event Horizon Telescope Observations of M87^{*}.
Davoudiasl H, Denton PB. Davoudiasl H, et al. Phys Rev Lett. 2019 Jul 12;123(2):021102. doi: 10.1103/PhysRevLett.123.021102. Phys Rev Lett. 2019. PMID: 31386502
The initial data from the Event Horizon Telescope (EHT) on M87^{*}, the supermassive black hole at the center of the M87 Galaxy, provide direct observational information on its mass, spin, and accretion disk properties. ...EHT also inferred the dimensionless …
The initial data from the Event Horizon Telescope (EHT) on M87^{*}, the supermassive black hole at the center of the M8 …
Gravitational Test beyond the First Post-Newtonian Order with the Shadow of the M87 Black Hole.
Psaltis D, Medeiros L, Christian P, Özel F, Akiyama K, Alberdi A, Alef W, Asada K, Azulay R, Ball D, Baloković M, Barrett J, Bintley D, Blackburn L, Boland W, Bower GC, Bremer M, Brinkerink CD, Brissenden R, Britzen S, Broguiere D, Bronzwaer T, Byun DY, Carlstrom JE, Chael A, Chan CK, Chatterjee S, Chatterjee K, Chen MT, Chen Y, Cho I, Conway JE, Cordes JM, Crew GB, Cui Y, Davelaar J, De Laurentis M, Deane R, Dempsey J, Desvignes G, Dexter J, Eatough RP, Falcke H, Fish VL, Fomalont E, Fraga-Encinas R, Friberg P, Fromm CM, Gammie CF, García R, Gentaz O, Goddi C, Gómez JL, Gu M, Gurwell M, Hada K, Hesper R, Ho LC, Ho P, Honma M, Huang CL, Huang L, Hughes DH, Inoue M, Issaoun S, James DJ, Jannuzi BT, Janssen M, Jiang W, Jimenez-Rosales A, Johnson MD, Jorstad S, Jung T, Karami M, Karuppusamy R, Kawashima T, Keating GK, Kettenis M, Kim JY, Kim J, Kim J, Kino M, Koay JY, Koch PM, Koyama S, Kramer M, Kramer C, Krichbaum TP, Kuo CY, Lauer TR, Lee SS, Li YR, Li Z, Lindqvist M, Lico R, Liu J, Liu K, Liuzzo E, Lo WP, Lobanov AP, Lonsdale C, Lu RS, Mao J, Markoff S, Marrone DP, Marscher AP, Martí-Vidal I, Matsushita S, Mizuno Y, Mizuno I, Moran JM, Moriyama K, Moscibrodzka M, Müller C, Musoke… See abstract for full author list ➔ Psaltis D, et al. Phys Rev Lett. 2020 Oct 2;125(14):141104. doi: 10.1103/PhysRevLett.125.141104. Phys Rev Lett. 2020. PMID: 33064506
The 2017 Event Horizon Telescope (EHT) observations of the central source in M87 have led to the first measurement of the size of a black-hole shadow. ...
The 2017 Event Horizon Telescope (EHT) observations of the central source in M87 have led to the first measurement of t …
Extending the search for neutrino point sources with IceCube above the horizon.
Abbasi R, Abdou Y, Abu-Zayyad T, Adams J, Aguilar JA, Ahlers M, Andeen K, Auffenberg J, Bai X, Baker M, Barwick SW, Bay R, Bazo Alba JL, Beattie K, Beatty JJ, Bechet S, Becker JK, Becker KH, Benabderrahmane ML, Berdermann J, Berghaus P, Berley D, Bernardini E, Bertrand D, Besson DZ, Bissok M, Blaufuss E, Boersma DJ, Bohm C, Botner O, Bradley L, Braun J, Breder D, Carson M, Castermans T, Chirkin D, Christy B, Clem J, Cohen S, Cowen DF, D'Agostino MV, Danninger M, Day CT, De Clercq C, Demirörs L, Depaepe O, Descamps F, Desiati P, de Vries-Uiterweerd G, DeYoung T, Díaz-Vélez JC, Dreyer J, Dumm JP, Duvoort MR, Edwards WR, Ehrlich R, Eisch J, Ellsworth RW, Engdegård O, Euler S, Evenson PA, Fadiran O, Fazely AR, Feusels T, Filimonov K, Finley C, Foerster MM, Fox BD, Franckowiak A, Franke R, Gaisser TK, Gallagher J, Ganugapati R, Gerhardt L, Gladstone L, Goldschmidt A, Goodman JA, Gozzini R, Grant D, Griesel T, Gross A, Grullon S, Gunasingha RM, Gurtner M, Ha C, Hallgren A, Halzen F, Han K, Hanson K, Hasegawa Y, Helbing K, Herquet P, Hickford S, Hill GC, Hoffman KD, Homeier A, Hoshina K, Hubert D, Huelsnitz W, Hülss JP, Hulth PO, Hultqvist K, Hussain S, Imlay RL, Inaba M, Ishihara A, Jac… See abstract for full author list ➔ Abbasi R, et al. Phys Rev Lett. 2009 Nov 27;103(22):221102. doi: 10.1103/PhysRevLett.103.221102. Epub 2009 Nov 24. Phys Rev Lett. 2009. PMID: 20366087
Point source searches with the IceCube neutrino telescope have been restricted to one hemisphere, due to the exclusive selection of upward going events as a way of rejecting the atmospheric muon background. We show that the region above the horizon can be inc …
Point source searches with the IceCube neutrino telescope have been restricted to one hemisphere, due to the exclusive selection of u …
Coincidence and reproducibility in the EHT black hole experiment.
Weinstein G. Weinstein G. Stud Hist Philos Sci. 2021 Feb;85:63-78. doi: 10.1016/j.shpsa.2020.09.007. Epub 2020 Nov 9. Stud Hist Philos Sci. 2021. PMID: 33966784
In this paper I present a philosophical analysis of the 2017 Event Horizon Telescope (EHT) black hole experiment. I first present Hacking's philosophy of experimentation. ...The same estimation of the mass of the black hole is reproduced in four different pro …
In this paper I present a philosophical analysis of the 2017 Event Horizon Telescope (EHT) black hole experiment. I fir …
Is the EHT black hole experiment a new experiment in the guise of an old experiment?
Weinstein G. Weinstein G. Stud Hist Philos Sci. 2021 Aug;88:41-49. doi: 10.1016/j.shpsa.2021.05.002. Epub 2021 May 23. Stud Hist Philos Sci. 2021. PMID: 34034113
This paper analyzes the experiment presented in 2019 by the Event Horizon Telescope (EHT) Collaboration that unveiled the first image of the supermassive black hole at the center of galaxy M87. ...I demonstrate that the EHT Collaboration has app …
This paper analyzes the experiment presented in 2019 by the Event Horizon Telescope (EHT) Collaboration that unv …
Invariants in Polarimetric Interferometry: A Non-Abelian Gauge Theory.
Samuel J, Nityananda R, Thyagarajan N. Samuel J, et al. Phys Rev Lett. 2022 Mar 4;128(9):091101. doi: 10.1103/PhysRevLett.128.091101. Phys Rev Lett. 2022. PMID: 35302794
The discovery of magnetic fields close to the M87 black hole using very long baseline interferometry by the Event Horizon Telescope collaboration utilized the novel concept of "closure traces," that are immune to element-based aberrations. ...
The discovery of magnetic fields close to the M87 black hole using very long baseline interferometry by the Event Horizon T