Search Results - "Piro, Anthony L"
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1
Implications from ASKAP Fast Radio Burst Statistics
Published in The Astrophysical journal (20-09-2019)“…Although there has recently been tremendous progress in studies of fast radio bursts (FRBs), the nature of their progenitors remains a mystery. We study the…”
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2
Slowing the spins of stellar cores
Published in Monthly notices of the Royal Astronomical Society (21-05-2019)“…ABSTRACT The angular momentum (AM) evolution of stellar interiors, along with the resulting rotation rates of stellar remnants, remains poorly understood…”
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3
Measuring the Progenitor Masses and Dense Circumstellar Material of Type II Supernovae
Published in The Astrophysical journal (01-05-2018)“…Recent modeling of hydrogen-rich Type II supernova (SN II) light curves suggests the presence of dense circumstellar material (CSM) surrounding the exploding…”
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4
Wind-reprocessed Transients
Published in The Astrophysical journal (01-05-2020)“…We consider the situation where the luminosity from a transient event is reprocessed by an optically thick wind. Potential applications are the tidal…”
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5
Optical and X-ray emission from stable millisecond magnetars formed from the merger of binary neutron stars
Published in Monthly notices of the Royal Astronomical Society (21-04-2014)“…The coalescence of binary neutron stars (NSs) may in some cases produce a stable massive NS remnant rather than a black hole. Due to the substantial angular…”
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Evidence for Cocoon Emission from the Early Light Curve of SSS17a
Published in The Astrophysical journal (10-03-2018)“…Swope Supernova Survey 2017a (SSS17a) was discovered as the first optical counterpart to the gravitational wave event GW170817. Although its light curve on the…”
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WHAT CAN WE LEARN FROM THE RISING LIGHT CURVES OF RADIOACTIVELY POWERED SUPERNOVAE?
Published in The Astrophysical journal (20-05-2013)“…The light curve of the explosion of a star with a radius #10-100 R# is powered mostly by radioactive decay. Observationally, such events are dominated by…”
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Shock Cooling Emission from Extended Material Revisited
Published in The Astrophysical journal (01-03-2021)“…Abstract Following shock breakout, the emission from an astrophysical explosion is dominated by the radiation of shock-heated material as it expands and cools,…”
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MAGNETIC INTERACTIONS IN COALESCING NEUTRON STAR BINARIES
Published in The Astrophysical journal (10-08-2012)“…It is expected on both evolutionary and empirical grounds that many merging neutron star (NS) binaries are composed of a highly magnetized NS in orbit with a…”
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EXPLORING THE POTENTIAL DIVERSITY OF EARLY TYPE IA SUPERNOVA LIGHT CURVES
Published in The Astrophysical journal (20-07-2016)“…ABSTRACT During the first several days after explosion, Type Ia supernova light curves probe the outer layers of the exploding star, and therefore provide…”
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The Dispersion and Rotation Measure of Supernova Remnants and Magnetized Stellar Winds: Application to Fast Radio Bursts
Published in The Astrophysical journal (10-07-2018)“…Recent studies of fast radio bursts (FRBs) have led to many theories associating them with young neutron stars. If this is the case, then the presence of…”
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Implications of Canadian Hydrogen Intensity Mapping Experiment repeating fast radio bursts
Published in Monthly notices of the Royal Astronomical Society (01-10-2020)“…ABSTRACT CHIME has now detected 18 repeating fast radio bursts (FRBs). We explore what can be learned about the energy distribution and activity level of the…”
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13
Estimating Ejecta Masses of Stripped-envelope Supernovae Using Late-time Light Curves
Published in The Astrophysical journal (01-10-2023)“…Abstract Stripped-envelope supernovae (SESNe) are a subclass of core-collapse supernovae that are deficient in hydrogen (SN IIb, SN Ib) and possibly helium (SN…”
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14
Tidal Heating of Exomoons in Resonance and Implications for Detection
Published in The Astronomical journal (01-04-2023)“…Abstract The habitability of exoplanets can be strongly influenced by the presence of an exomoon, and in some cases the exomoon itself could be a possible…”
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Hydrodynamics of Collisions and Close Encounters between Stellar Black Holes and Main-sequence Stars
Published in The Astrophysical journal (01-07-2022)“…Abstract Recent analyses have shown that close encounters between stars and stellar black holes occur frequently in dense star clusters. Depending upon the…”
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NUMERICAL MODELING OF THE EARLY LIGHT CURVES OF TYPE IIP SUPERNOVAE
Published in The Astrophysical journal (01-10-2016)“…ABSTRACT The early rise of Type IIP supernovae (SN IIP) provides important information for constraining the properties of their progenitors. This can, in turn,…”
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Prospects for Detecting Fast Radio Bursts in the Globular Clusters of Nearby Galaxies
Published in The Astrophysical journal (01-02-2023)“…Abstract The recent detection of a repeating fast radio burst (FRB) in an old globular cluster in M81 challenges traditional FRB formation mechanisms based on…”
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Evidence for a Sub-Chandrasekhar-mass Type Ia Supernova in the Ursa Minor Dwarf Galaxy
Published in The Astrophysical journal (20-04-2018)“…A long-standing problem is identifying the elusive progenitors of Type Ia supernovae (SNe Ia), which can roughly be split into Chandraksekhar and…”
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Fast Optical Transients from Stellar-mass Black Hole Tidal Disruption Events in Young Star Clusters
Published in The Astrophysical journal (01-04-2021)“…Abstract Observational evidence suggests that the majority of stars may have been born in stellar clusters or associations. Within these dense environments,…”
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Exomoons in the Habitable Zones of M Dwarfs
Published in The Astrophysical journal (20-12-2019)“…M dwarfs host most of the exoplanets in the local Milky Way. Some of these planets, ranging from sub-Earths to super-Jupiters, orbit in their stars' habitable…”
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