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Many supernovae (SNe) imply an interaction of the SN ejecta with matter (CSM) surrounding the progenitor star. This suggests that many massive stars may undergo various degrees of envelope stripping shortly before exploding, and produce a…

太阳与恒星天体物理 · 物理学 2024-03-19 Andrea Ercolino , Harim Jin , Norbert Langer , Luc Dessart

Dense, compact circumstellar media (CSM) are required to power strongly interacting supernovae, yet their physical origin remains uncertain. We present a systematic study of binary stellar evolution models computed with MESA, demonstrating…

高能天体物理现象 · 物理学 2026-05-13 Sung-Han Tsai , Ke-Jung Chen , Keiichi Maeda , Po-Sheng Ou , Friedrich K. Röpke

The observational properties of core-collapse supernovae (CC-SNe) are shaped by the envelopes of their progenitors. In massive binary systems, mass-transfer alters the pre-SN structures compared to single stars, leading to a diversity in SN…

太阳与恒星天体物理 · 物理学 2026-02-11 Andrea Ercolino , Harim Jin , Norbert Langer , Avishay Gal-Yam , Abel Schootemeijer , Caroline Mannes

The light curves and spectra of many Type I and Type II supernovae (SNe) are heavily influenced by the interaction of the SN ejecta with circumstellar material (CSM) surrounding the progenitor star. The observed diversity shows that many…

太阳与恒星天体物理 · 物理学 2024-10-23 Andrea Ercolino

Stripped-envelope supernovae (SNe) are H-poor transients produced at the end of the life of massive stars that previously lost their H-rich envelope. Their progenitors are thought to be donor stars in mass-transferring binary systems, which…

太阳与恒星天体物理 · 物理学 2025-04-25 Andrea Ercolino , Harim Jin , Norbert Langer , Luc Dessart

In a supernova explosion, the ejecta interacting with the surrounding circumstellar medium (CSM) give rise to variety of radiation. Since CSM is created from the mass lost from the progenitor star, it carries footprints of the late time…

高能天体物理现象 · 物理学 2018-01-24 Poonam Chandra

Modern photometric surveys of the sky suggest that many, perhaps most supernovae (SNe) associated with the explosion of massive stars are influenced at an appreciable level by their interaction with circumstellar material (CSM). The…

太阳与恒星天体物理 · 物理学 2024-05-08 Luc Dessart

Core-collapse supernova remnants (CCSNRs) are crucial for understanding the final stages of massive star evolution, as they reflect the imprints of their progenitors' pre-explosion activities. However, the evolution of CCSNRs, particularly…

高能天体物理现象 · 物理学 2026-04-02 Gaku Kawashima , Shiu-Hang Lee , Keiichi Maeda , Daniel Patnaude

Interacting supernovae provide key insights into the mass-loss processes of massive stars and their circumstellar environments. By analyzing their photometric and spectroscopic properties, we can study the complex interactions between…

高能天体物理现象 · 物理学 2024-11-07 Anjasha Gangopadhyay

Hydrogen-rich supernovae, known as Type II (SNe II), are the most common class of explosions observed following the collapse of the core of massive stars. We use analytical estimates and population synthesis simulations to assess the…

In various types of supernovae (SNe), strong interaction between the SN ejecta and circumstellar material (CSM) has been reported. This raises questions on their progenitors and mass-loss processes shortly before the explosion. Recently,…

Many core collapse supernovae (SNe) with hydrogen-poor and low-mass ejecta, such as ultra-stripped SNe and type Ibn SNe, are observed to interact with dense circumstellar material (CSM). These events likely arise from the core-collapse of…

高能天体物理现象 · 物理学 2022-11-30 Samantha Wu , Jim Fuller

Supernovae (SNe) that show evidence of strong shock interaction between their ejecta and pre-existing, slower circumstellar material (CSM) constitute an interesting, diverse, and still poorly understood category of explosive transients. The…

高能天体物理现象 · 物理学 2018-04-25 Nathan Smith

Most massive stars experience binary interactions in their lifetimes that can alter both the surface and core structure of the stripped star with significant effects on their ultimate fate as core-collapse supernovae. However, core-collapse…

太阳与恒星天体物理 · 物理学 2021-08-04 David Vartanyan , Eva Laplace , Mathieu Renzo , Ylva Götberg , Adam Burrows , Selma E. de Mink

Early excess emission observed in Type Ia supernovae (SNe Ia) within $\sim1$ day of explosion provides a critical window into their progenitor systems. In the present study, we investigate formation of the circumstellar matter (CSM) in…

高能天体物理现象 · 物理学 2025-12-12 Yusuke Inoue , Keiichi Maeda , Takashi Nagao , Tatsuya Matsumoto

Recent modeling of hydrogen-rich Type II supernova (SN II) light curves suggests the presence of dense circumstellar material (CSM) surrounding the exploding progenitor stars. This has important implications for the activity and structure…

高能天体物理现象 · 物理学 2018-05-22 Viktoriya Morozova , Anthony L. Piro , Stefano Valenti

Numerous core-collapse supernovae (CCSNe) exhibit signatures of interaction with circumstellar material (CSM). Bright radio emission years after the SN is one such indication of dense CSM at large distances from the star, which may be…

高能天体物理现象 · 物理学 2025-10-13 Samantha C. Wu , Daichi Tsuna

Some interacting supernovae (SNe) of type IIn show a sizeable continuum polarisation suggestive of a large scale asymmetry in the circumstellar medium (CSM) and/or the SN ejecta. Here, we extend the recent work of Dessart et al. on…

高能天体物理现象 · 物理学 2016-03-09 Alkiviadis Vlasis , Luc Dessart , Edouard Audit

Core-collapse supernova feedback models in hydrodynamical simulations typically assume that all stars evolve as single stars. However, the majority of massive stars are formed in binaries and multiple systems, where interactions with a…

The majority of core-collapse supernova (CCSN) progenitors are massive stars in multiple systems, and their evolution and final fate are affected by interactions with their companions. These interactions can explain the presence of…

太阳与恒星天体物理 · 物理学 2025-07-03 Avishai Gilkis , Eva Laplace , Iair Arcavi , Tomer Shenar , Fabian Schneider
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