Search Results - "Sesana, A."

Systematic investigation of the expected gravitational wave signal from supermassive black hole binaries in the pulsar timing band by Sesana, A.

“…In this Letter, we carry out the first systematic investigation of the expected gravitational wave (GW) background generated by supermassive black hole (SMBH)…”
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Massive black hole binary systems and the NANOGrav 12.5 yr results by Middleton, H, Sesana, A, Chen, S, Vecchio, A, Del Pozzo, W, Rosado, P A

“…ABSTRACT The North American Nanohertz Observatory for Gravitational Waves (NANOGrav) recently reported evidence for the presence of a common stochastic signal…”
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LINKING THE SPIN EVOLUTION OF MASSIVE BLACK HOLES TO GALAXY KINEMATICS by Sesana, A, Barausse, E, Dotti, M, Rossi, E M

“…We present the results of a semianalytical model that evolves the masses and spins of massive black holes together with the properties of their host galaxies…”
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Gas-driven massive black hole binaries: signatures in the nHz gravitational wave background by Kocsis, B., Sesana, A.

“…Pulsar timing arrays (PTAs) measure nHz frequency gravitational waves (GWs) generated by orbiting massive black hole binaries (MBHBs) with periods between 0.1…”
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Gravitational waves from resolvable massive black hole binary systems and observations with Pulsar Timing Arrays by Sesana, A., Vecchio, A., Volonteri, M.

“…Massive black holes are key components of the assembly and evolution of cosmic structures, and a number of surveys are currently on going or planned to probe…”
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The stochastic gravitational-wave background from massive black hole binary systems: implications for observations with Pulsar Timing Arrays by Sesana, A., Vecchio, A., Colacino, C. N.

“…Massive black hole binary systems, with masses in the range ∼104–1010M⊙, are among the primary sources of gravitational waves in the frequency window ∼10−9–0.1…”
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Limiting eccentricity of subparsec massive black hole binaries surrounded by self-gravitating gas discs by Roedig, C., Dotti, M., Sesana, A., Cuadra, J., Colpi, M.

“…We study the dynamics of supermassive black hole binaries embedded in circumbinary gaseous discs, with the smoothed particle hydrodynamics code gadget-2. The…”
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European Pulsar Timing Array limits on continuous gravitational waves from individual supermassive black hole binaries by Babak, S, Petiteau, A, Sesana, A, Brem, P, Rosado, P A, Taylor, S R, Lassus, A, Hessels, J W T, Bassa, C G, Burgay, M, Caballero, R N, Champion, D J, Cognard, I, Desvignes, G, Gair, J R, Guillemot, L, Janssen, G H, Karuppusamy, R, Kramer, M, Lazarus, P, Lee, K J, Lentati, L, Liu, K, Mingarelli, C M F, Oslowski, S, Perrodin, D, Possenti, A, Purver, M B, Sanidas, S, Smits, R, Stappers, B, Theureau, G, Tiburzi, C, van Haasteren, R, Vecchio, A, Verbiest, J P W

“…We have searched for continuous gravitational wave (CGW) signals produced by individually resolvable, circular supermassive black hole binaries (SMBHBs) in the…”
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Eccentricity evolution of PTA sources from cosmological initial conditions by Fastidio, F, Gualandris, A, Sesana, A, Bortolas, E, Dehnen, W

“…ABSTRACT Recent results from pulsar timing arrays (PTAs) show evidence for a gravitational wave background (GWB) consistent with a population of unresolved…”
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Cosmography with strong lensing of LISA gravitational wave sources by Sereno, M., Jetzer, Ph, Sesana, A., Volonteri, M.

“…Laser Interferometer Space Antenna (LISA) might detect gravitational waves from mergers of massive black hole binaries strongly lensed by intervening galaxies…”
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Gravitational-Wave Physics and Astronomy in the 2020s and 2030s by Bailes, M, Berger, B K, Brady, P R, Branchesi, M, Danzmann, K, Evans, M, Holley-Bockelmann, K, Iyer, B R, Kajitani, T, Katsanevas, S, Kramer, M, Lazzarini, A, Lehner, L, Losurdo, G, Lück, H, McClelland, D E, McLaughlin, M A, Punturo, M, Ransom, S, Raychaudhury, S, Reitze, D H, Ricci, F, Rowan, S, Saito, Y, Sanders, G H, Sathyaprakash, B S, Schutz, B F, Sesana, A, Shinkai, H, Siemens, X, Shoemaker, D H, Thorpe, J, Brand, J F J van den, Vitale, S

“…The 100 years since the publication of Albert Einstein’s theory of General Relativity saw significant development of the understanding of the theory, the…”
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High-precision timing of 42 millisecond pulsars with the European Pulsar Timing Array by Desvignes, G., Caballero, R. N., Lentati, L., Verbiest, J. P. W., Champion, D. J., Stappers, B. W., Janssen, G. H., Lazarus, P., Osłowski, S., Babak, S., Bassa, C. G., Brem, P., Burgay, M., Cognard, I., Gair, J. R., Graikou, E., Guillemot, L., Hessels, J. W. T., Jessner, A., Jordan, C., Karuppusamy, R., Kramer, M., Lassus, A., Lazaridis, K., Lee, K. J., Liu, K., Lyne, A. G., McKee, J., Mingarelli, C. M. F., Perrodin, D., Petiteau, A., Possenti, A., Purver, M. B., Rosado, P. A., Sanidas, S., Sesana, A., Shaifullah, G., Smits, R., Taylor, S. R., Theureau, G., Tiburzi, C., van Haasteren, R., Vecchio, A.

“…We report on the high-precision timing of 42 radio millisecond pulsars (MSPs) observed by the European Pulsar Timing Array (EPTA). This EPTA Data Release 1.0…”
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Predicting the hypervelocity star population in Gaia by Marchetti, T, Contigiani, O, Rossi, E M, Albert, J G, Brown, A G A, Sesana, A

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Multimessenger astronomy with pulsar timing and X-ray observations of massive black hole binaries by Sesana, A., Roedig, C., Reynolds, M. T., Dotti, M.

“…In the decade of the dawn of gravitational wave astronomy, the concept of multimessenger astronomy, combining gravitational wave signals to conventional…”
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Noise analysis in the European Pulsar Timing Array data release 2 and its implications on the gravitational-wave background search by Chalumeau, A, Babak, S, Petiteau, A, Chen, S, Samajdar, A, Caballero, R N, Theureau, G, Guillemot, L, Desvignes, G, Parthasarathy, A, Liu, K, Shaifullah, G, Hu, H, van der Wateren, E, Antoniadis, J, Bak Nielsen, A-S, Bassa, C G, Berthereau, A, Burgay, M, Champion, D J, Cognard, I, Falxa, M, Ferdman, R D, Freire, P C C, Gair, J R, Graikou, E, Guo, Y J, Jang, J, Janssen, G H, Karuppusamy, R, Keith, M J, Kramer, M, Lee, K J, Liu, X J, Lyne, A G, Main, R A, McKee, J W, Mickaliger, M B, Perera, B B P, Perrodin, D, Porayko, N K, Possenti, A, Sanidas, S A, Sesana, A, Speri, L, Stappers, B W, Tiburzi, C, Vecchio, A, Verbiest, J P W, Wang, J, Wang, L, Xu, H

“…ABSTRACT The European Pulsar Timing Array (EPTA) collaboration has recently released an extended data set for six pulsars (DR2) and reported evidence for a…”
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The imprint of massive black hole formation models on the LISA data stream by Sesana, Alberto, Volonteri, Marta, Haardt, Francesco

“…The formation, merging and accretion history of massive black holes (MBHs) along the hierarchical build-up of cosmic structures leaves a unique imprint on the…”
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Gas-driven massive black hole binaries: signatures in the nHz gravitational wave background by Kocsis, B., Sesana, A.

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Strong lensing of gravitational waves as seen by LISA by Sereno, M, Sesana, A, Bleuler, A, Jetzer, Ph, Volonteri, M, Begelman, M C

“…We discuss strong gravitational lensing of gravitational waves from the merging of massive black hole binaries in the context of the LISA mission. Detection of…”
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Massive Black Hole Binaries : Dynamical Evolution and Observational Signatures by Dotti, M., Sesana, A., Decarli, Roberto

“…The study of the dynamical evolution of massive black hole pairs in mergers is crucial in the context of a hierarchical galaxy formation scenario. The…”
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Chasing supermassive black hole merging events with Athena and LISA by Piro, L, Colpi, M, Aird, J, Mangiagli, A, Fabian, A C, Guainazzi, M, Marsat, S, Sesana, A, McNamara, P, Bonetti, M, Rossi, E M, Tanvir, N R, Baker, J G, Belanger, G, Dal Canton, T, Jennrich, O, Katz, M L, Luetzgendorf, N

“…ABSTRACT The European Space Agency is studying two large-class missions bound to operate in the decade of the 30s, and aiming at investigating the most…”
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