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Page 1
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,… See abstract for full author list ➔ Psaltis D, et al. Among authors: karuppusamy r. Phys Rev Lett. 2020 Oct 2;125(14):141104. doi: 10.1103/PhysRevLett.125.141104. Phys Rev Lett. 2020. PMID: 33064506
A strong magnetic field around the supermassive black hole at the centre of the Galaxy.
Eatough RP, Falcke H, Karuppusamy R, Lee KJ, Champion DJ, Keane EF, Desvignes G, Schnitzeler DH, Spitler LG, Kramer M, Klein B, Bassa C, Bower GC, Brunthaler A, Cognard I, Deller AT, Demorest PB, Freire PC, Kraus A, Lyne AG, Noutsos A, Stappers B, Wex N. Eatough RP, et al. Among authors: karuppusamy r. Nature. 2013 Sep 19;501(7467):391-4. doi: 10.1038/nature12499. Epub 2013 Aug 14. Nature. 2013. PMID: 23945588 Free article.
Limits on Anisotropy in the Nanohertz Stochastic Gravitational Wave Background.
Taylor SR, Mingarelli CM, Gair JR, Sesana A, Theureau G, Babak S, Bassa CG, Brem P, Burgay M, Caballero RN, Champion DJ, Cognard I, Desvignes G, Guillemot L, Hessels JW, Janssen GH, Karuppusamy R, Kramer M, Lassus A, Lazarus P, Lentati L, Liu K, Osłowski S, Perrodin D, Petiteau A, Possenti A, Purver MB, Rosado PA, Sanidas SA, Smits R, Stappers B, Tiburzi C, van Haasteren R, Vecchio A, Verbiest JP; EPTA Collaboration. Taylor SR, et al. Among authors: karuppusamy r. Phys Rev Lett. 2015 Jul 24;115(4):041101. doi: 10.1103/PhysRevLett.115.041101. Epub 2015 Jul 22. Phys Rev Lett. 2015. PMID: 26252674 Free article.
Second Data Release from the European Pulsar Timing Array: Challenging the Ultralight Dark Matter Paradigm.
Smarra C, Goncharov B, Barausse E, Antoniadis J, Babak S, Nielsen AB, Bassa CG, Berthereau A, Bonetti M, Bortolas E, Brook PR, Burgay M, Caballero RN, Chalumeau A, Champion DJ, Chanlaridis S, Chen S, Cognard I, Desvignes G, Falxa M, Ferdman RD, Franchini A, Gair JR, Graikou E, Grießmeier JM, Guillemot L, Guo YJ, Hu H, Iraci F, Izquierdo-Villalba D, Jang J, Jawor J, Janssen GH, Jessner A, Karuppusamy R, Keane EF, Keith MJ, Kramer M, Krishnakumar MA, Lackeos K, Lee KJ, Liu K, Liu Y, Lyne AG, McKee JW, Main RA, Mickaliger MB, Niţu IC, Parthasarathy A, Perera BBP, Perrodin D, Petiteau A, Porayko NK, Possenti A, Leclere HQ, Samajdar A, Sanidas SA, Sesana A, Shaifullah G, Speri L, Spiewak R, Stappers BW, Susarla SC, Theureau G, Tiburzi C, van der Wateren E, Vecchio A, Krishnan VV, Wang J, Wang L, Wu Z; European Pulsar Timing Array. Smarra C, et al. Among authors: karuppusamy r. Phys Rev Lett. 2023 Oct 27;131(17):171001. doi: 10.1103/PhysRevLett.131.171001. Phys Rev Lett. 2023. PMID: 37955508
A repeating fast radio burst source in a globular cluster.
Kirsten F, Marcote B, Nimmo K, Hessels JWT, Bhardwaj M, Tendulkar SP, Keimpema A, Yang J, Snelders MP, Scholz P, Pearlman AB, Law CJ, Peters WM, Giroletti M, Paragi Z, Bassa C, Hewitt DM, Bach U, Bezrukovs V, Burgay M, Buttaccio ST, Conway JE, Corongiu A, Feiler R, Forssén O, Gawroński MP, Karuppusamy R, Kharinov MA, Lindqvist M, Maccaferri G, Melnikov A, Ould-Boukattine OS, Possenti A, Surcis G, Wang N, Yuan J, Aggarwal K, Anna-Thomas R, Bower GC, Blaauw R, Burke-Spolaor S, Cassanelli T, Clarke TE, Fonseca E, Gaensler BM, Gopinath A, Kaspi VM, Kassim N, Lazio TJW, Leung C, Li DZ, Lin HH, Masui KW, Mckinven R, Michilli D, Mikhailov AG, Ng C, Orbidans A, Pen UL, Petroff E, Rahman M, Ransom SM, Shin K, Smith KM, Stairs IH, Vlemmings W. Kirsten F, et al. Among authors: karuppusamy r. Nature. 2022 Feb;602(7898):585-589. doi: 10.1038/s41586-021-04354-w. Epub 2022 Feb 23. Nature. 2022. PMID: 35197615
A repeating fast radio burst source localized to a nearby spiral galaxy.
Marcote B, Nimmo K, Hessels JWT, Tendulkar SP, Bassa CG, Paragi Z, Keimpema A, Bhardwaj M, Karuppusamy R, Kaspi VM, Law CJ, Michilli D, Aggarwal K, Andersen B, Archibald AM, Bandura K, Bower GC, Boyle PJ, Brar C, Burke-Spolaor S, Butler BJ, Cassanelli T, Chawla P, Demorest P, Dobbs M, Fonseca E, Giri U, Good DC, Gourdji K, Josephy A, Kirichenko AY, Kirsten F, Landecker TL, Lang D, Lazio TJW, Li DZ, Lin HH, Linford JD, Masui K, Mena-Parra J, Naidu A, Ng C, Patel C, Pen UL, Pleunis Z, Rafiei-Ravandi M, Rahman M, Renard A, Scholz P, Siegel SR, Smith KM, Stairs IH, Vanderlinde K, Zwaniga AV. Marcote B, et al. Among authors: karuppusamy r. Nature. 2020 Jan;577(7789):190-194. doi: 10.1038/s41586-019-1866-z. Epub 2020 Jan 6. Nature. 2020. PMID: 31907402
Periodic activity from a fast radio burst source.
CHIME/FRB Collaboration*. CHIME/FRB Collaboration*. Nature. 2020 Jun;582(7812):351-355. doi: 10.1038/s41586-020-2398-2. Epub 2020 Jun 17. Nature. 2020. PMID: 32555491