Search Results - "Cantiello, Matteo"

Stellar Evolution in AGN Disks by Cantiello, Matteo, Jermyn, Adam S., Lin, Douglas N. C.

“…Abstract Active galactic nuclei (AGNs) are powered by geometrically thin accretion disks surrounding a central supermassive black hole. Here we explore the…”
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MESA ISOCHRONES AND STELLAR TRACKS (MIST). I. SOLAR-SCALED MODELS by Choi, Jieun, Dotter, Aaron, Conroy, Charlie, Cantiello, Matteo, Paxton, Bill, Johnson, Benjamin D.

“…ABSTRACT This is the first of a series of papers presenting the Modules for Experiments in Stellar Astrophysics (MESA) Isochrones and Stellar Tracks (MIST)…”
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ANGULAR MOMENTUM TRANSPORT VIA INTERNAL GRAVITY WAVES IN EVOLVING STARS by Fuller, Jim, Lecoanet, Daniel, Cantiello, Matteo, Brown, Ben

“…Recent asteroseismic advances have allowed for direct measurements of the internal rotation rates of many subgiant and red giant stars. Unlike the nearly…”
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ASTEROSEISMIC SIGNATURES OF EVOLVING INTERNAL STELLAR MAGNETIC FIELDS by Cantiello, Matteo, Fuller, Jim, Bildsten, Lars

“…ABSTRACT Recent asteroseismic analyses indicate the presence of strong (B 105 G) magnetic fields in the cores of many red giant stars. Here, we examine the…”
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ANGULAR MOMENTUM TRANSPORT WITHIN EVOLVED LOW-MASS STARS by Cantiello, Matteo, MANKOVICH, CHRISTOPHER, Bildsten, Lars, Christensen-Dalsgaard, Jorgen, Paxton, Bill

“…Asteroseismology of 1.0-2.0 M sub([middot in circle]) red giants by the Kepler satellite has enabled the first definitive measurements of interior rotation in…”
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Ultra-long Gamma-Ray Bursts from the Collapse of Blue Supergiant Stars: An End-to-end Simulation by Perna, Rosalba, Lazzati, Davide, Cantiello, Matteo

“…Ultra-long gamma-ray bursts (ULGRBs) are a distinct class of GRBs characterized by durations of several thousands of seconds, about two orders of magnitude…”
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Stellar Evolution in the Disks of Active Galactic Nuclei Produces Rapidly Rotating Massive Stars by Jermyn, Adam S., Dittmann, Alexander J., Cantiello, Matteo, Perna, Rosalba

“…Abstract Stars can either be formed in or captured by the accretion disks in active galactic nuclei (AGNs). These AGN stars are irradiated and subject to…”
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Late Time Afterglow Observations Reveal a Collimated Relativistic Jet in the Ejecta of the Binary Neutron Star Merger GW170817 by Lazzati, Davide, Perna, Rosalba, Morsony, Brian J, Lopez-Camara, Diego, Cantiello, Matteo, Ciolfi, Riccardo, Giacomazzo, Bruno, Workman, Jared C

“…The binary neutron star (BNS) merger GW170817 was the first astrophysical source detected in gravitational waves and multiwavelength electromagnetic radiation…”
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Accretion onto Stars in the Disks of Active Galactic Nuclei by Dittmann, Alexander J., Cantiello, Matteo, Jermyn, Adam S.

“…Abstract Disks of gas accreting onto supermassive black holes are thought to power active galactic nuclei (AGN). Stars may form in gravitationally unstable…”
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Asteroseismology can reveal strong internal magnetic fields in red giant stars by Fuller, Jim, Cantiello, Matteo, Stello, Dennis, Garcia, Rafael A., Bildsten, Lars

“…Internal stellar magnetic fields are inaccessible to direct observations, and little is known about their amplitude, geometry, and evolution. We demonstrate…”
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Modules for Experiments in Stellar Astrophysics (MESA): Time-dependent Convection, Energy Conservation, Automatic Differentiation, and Infrastructure by Jermyn, Adam S., Bauer, Evan B., Schwab, Josiah, Farmer, R., Ball, Warrick H., Bellinger, Earl P., Dotter, Aaron, Joyce, Meridith, Marchant, Pablo, Mombarg, Joey S. G., Wolf, William M., Sunny Wong, Tin Long, Cinquegrana, Giulia C., Farrell, Eoin, Smolec, R., Thoul, Anne, Cantiello, Matteo, Herwig, Falk, Toloza, Odette, Bildsten, Lars, Townsend, Richard H. D., Timmes, F. X.

“…Abstract We update the capabilities of the open-knowledge software instrument Modules for Experiments in Stellar Astrophysics ( MESA ). The new auto _ diff…”
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Outbursts of luminous blue variable stars from variations in the helium opacity by Jiang, Yan-Fei, Cantiello, Matteo, Bildsten, Lars, Quataert, Eliot, Blaes, Omer, Stone, James

“…Luminous blue variables are massive, evolved stars that exhibit large variations in luminosity and size on timescales from months to years, with high…”
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Giant Planet Engulfment by Evolved Giant Stars: Light Curves, Asteroseismology, and Survivability by O’Connor, Christopher E., Bildsten, Lars, Cantiello, Matteo, Lai, Dong

“…Abstract About ten percent of Sun-like (1–2 M ⊙ ) stars will engulf a 1–10 M J planet as they expand during the red giant branch (RGB) or asymptotic giant…”
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LOCAL RADIATION HYDRODYNAMIC SIMULATIONS OF MASSIVE STAR ENVELOPES AT THE IRON OPACITY PEAK by Jiang(姜燕飞), Yan-Fei, Cantiello, Matteo, Bildsten, Lars, Quataert, Eliot, Blaes, Omer

“…ABSTRACT We perform three-dimensional radiation hydrodynamic simulations of the structure and dynamics of the radiation-dominated envelopes of massive stars at…”
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Tidal Disruption Encores by Ryu, Taeho, Perna, Rosalba, Cantiello, Matteo

“…Abstract Nuclear star clusters (NSCs), made up of a dense concentration of stars and the compact objects they leave behind, are ubiquitous in the central…”
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Fragmentation in Gravitationally Unstable Collapsar Disks and Subsolar Neutron Star Mergers by Metzger, Brian D., Hui, Lam, Cantiello, Matteo

“…Abstract Although stable neutron stars (NSs) can in principle exist down to masses M ns ≈ 0.1 M ⊙ , standard models of stellar core-collapse predict a robust…”
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THE FATE OF FALLBACK MATTER AROUND NEWLY BORN COMPACT OBJECTS by Perna, Rosalba, Duffell, Paul, Cantiello, Matteo, MacFadyen, Andrew I

“…The presence of fallback disks around young neutron stars (NSs) has been invoked over the years to explain a large variety of phenomena. Here we perform a…”
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The Influence of Disk Composition on the Evolution of Stars in the Disks of Active Galactic Nuclei by Dittmann, Alexander J., Jermyn, Adam S., Cantiello, Matteo

“…Abstract Disks of gas accreting onto supermassive black holes, powering active galactic nuclei (AGN), can capture stars from nuclear star clusters or form…”
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THE FORMATION AND GRAVITATIONAL-WAVE DETECTION OF MASSIVE STELLAR BLACK HOLE BINARIES by BELCZYNSKI, KRZYSZTOF, Buonanno, Alessandra, Cantiello, Matteo, Fryer, Chris L, Holz, Daniel E, Mandel, Ilya, Miller, M Coleman, Walczak, Marek

“…If binaries consisting of two ~ 100 M sub([middot in circle]) black holes exist, they would serve as extraordinarily powerful gravitational-wave sources,…”
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A Model for Eruptive Mass Loss in Massive Stars by Cheng, Shelley J., Goldberg, Jared A., Cantiello, Matteo, Bauer, Evan B., Renzo, Mathieu, Conroy, Charlie

“…Abstract Eruptive mass loss in massive stars is known to occur, but the mechanism(s) are not yet well understood. One proposed physical explanation appeals to…”
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