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20082026
most citedA Shock Flash Breaking Out of a Dusty Red Supergiant

73 citations

Showing 2021 · astro-ph.HEShow all

18 papers · 2 filters

astro-ph.HE2021★ 5 cited

Torque reversal and orbital profile of X-ray pulsar OAO 1657-415

Zhenxuan Liao, Jiren Liu, Peter A. Jenke +1

OAO 1657-415 is an atypical supergiant X-ray binary among wind-fed and disk-fed systems, showing alternate spin-up/spin-down intervals lasting on the order of tens of days. We stud…

astro-ph.HE2021★ 23 cited

Redshift evolution of the Amati relation: calibrated results from the Hubble diagram of quasars at high redshifts

Yan Dai, Xiao-Gang Zheng, Zheng-Xiang Li +2

Gamma-ray bursts (GRBs) have long been proposed as a complementary probe to type Ia supernovae (SNe Ia) and cosmic microwave background to explore the expansion history of the high…

astro-ph.HE2021

SN 2018hfm : A Low-Energy Type II Supernova with Prominent Signatures of Circumstellar Interaction and Dust Formation

Xinghan Zhang, Xiaofeng Wang, Hanna Sai +13

We present multiband optical photometric and spectroscopic observations of an unusual Type II supernova, SN 2018hfm, which exploded in the nearby (d = 34.67 Mpc) dwarf galaxy PGC 1…

astro-ph.HE2021★ 54 cited

Circumstellar Interaction Powers the Light Curves of Luminous Rapidly Evolving Optical Transients

C. Pellegrino, D. A. Howell, J. Vinkó +16

Rapidly evolving transients, or objects that rise and fade in brightness on timescales two to three times shorter than those of typical Type Ia or Type II supernovae (SNe), have un…

astro-ph.HE2021★ 7 cited

The Effects of Circumstellar Dust Scattering on the Light Curves and Polarizations of Type Ia Supernovae

Maokai Hu, Lifan Wang, Xiaofeng Wang

Observational signatures of the circumstellar material (CSM) around Type Ia supernovae (SNe Ia) provide a unique perspective on their progenitor systems. The pre-supernova evolutio…

astro-ph.HE2021★ 20 cited

SN2017jgh - A high-cadence complete shock cooling lightcurve of a SN IIb with the Kepler telescope

P. Armstrong, B. E. Tucker, A. Rest +69

SN 2017jgh is a type IIb supernova discovered by Pan-STARRS during the C16/C17 campaigns of the Kepler/K2 mission. Here we present the Kepler/K2 and ground based observations of SN…