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Recent observations and statistical studies have revealed that a significant fraction of hydrogen-poor superluminous supernovae (SLSNe-I) exhibit light curves that deviate from the smooth evolution predicted by the magnetar-powered model,…

高能天体物理现象 · 物理学 2025-04-23 Biao Zhang , Long Li , Zi-Gao Dai , Shu-Qing Zhong

Recent work has revealed that the light curves of hydrogen-poor (Type I) superluminous supernovae (SLSNe), thought to be powered by magnetar central engines, do not always follow the smooth decline predicted by a simple magnetar spin-down…

高能天体物理现象 · 物理学 2022-07-14 Griffin Hosseinzadeh , Edo Berger , Brian D. Metzger , Sebastian Gomez , Matt Nicholl , Peter Blanchard

Recent observations indicate that hydrogen-poor superluminous supernovae often display bumpy declining light curves. However, the cause of these undulations remains unclear. In this paper, we have improved the magnetar model, which includes…

高能天体物理现象 · 物理学 2023-07-12 Xiao-Fei Dong , Liang-Duan Liu , He Gao , Sheng Yang

Magnetars are one of the potential power sources for some energetic supernova explosions such as type I superluminous supernovae (SLSNe I) and broad-lined type Ic supernovae (SNe Ic-BL). In order to explore the possible link between these…

高能天体物理现象 · 物理学 2021-06-23 Weili Lin , Xiaofeng Wang , Lingjun Wang , Zigao Dai

The discovery of early bumps in some type-I superluminous supernovae (SLSNe-I) before the main peaks offers an important clue to their energy source mechanisms. In this paper, we updated an analytic magnetar-powered model for fitting the…

高能天体物理现象 · 物理学 2021-05-05 Liang-Duan Liu , He Gao , Xiao-Feng Wang , Sheng Yang

The central engines of some superluminous supernovae (SLSNe) are generally suggested to be newly born fast rotating magnetars, which spin down mainly through magnetic dipole radiation and gravitational wave emission. We calculate the…

高能天体物理现象 · 物理学 2018-06-13 Quan Cheng , Shuang-Nan Zhang , Yun-Wei Yu , Xiao-Ping Zheng

Superluminous supernovae (SLSNe) are at least $\sim$5 times more luminous than common supernovae (SNe). Especially hydrogen-poor SLSN-I are difficult to explain with conventional powering mechanisms. One possible scenario that might explain…

The discovery of a population of superluminous supernovae (SLSNe), with peak luminosities a factor of ~100 brighter than normal SNe (typically SLSNe have M_V <-21), has shown an unexpected diversity in core-collapse supernova properties.…

高能天体物理现象 · 物理学 2015-06-15 A. J. Levan , A. M. Read , B. D. Metzger , P. J. Wheatley , N. R. Tanvir

Superluminous supernovae (SLSNe) are a distinct class of stellar explosions, exhibiting peak luminosities 10-100 times brighter than those of normal SNe. Their extreme luminosities cannot be explained by the radioactive decay of…

高能天体物理现象 · 物理学 2026-01-16 Jinghao Zhang , Yacheng Kang , Jiahang Zhong , Hong-Bo Li , Liang-Duan Liu , Yun-Wei Yu , Lijing Shao

Both the long-duration gamma-ray bursts (LGRBs) and the Type I superluminous supernovae (SLSNe~I) have been proposed to be primarily powered by central magnetars. A correlation, proposed between the initial spin period ($P_0$) and the…

高能天体物理现象 · 物理学 2020-11-11 W. L. Lin , X. F. Wang , L. J. Wang , Z. G. Dai

By fitting the bolometric light curves of 31 super-luminous supernovae (SLSNe) with the magnetar engine model, we derive the ejecta masses and magnetar parameters for these SLSNe. The lower boundary of magnetic field strengths of SLSN…

高能天体物理现象 · 物理学 2017-05-03 Yun-Wei Yu , Jin-Ping Zhu , Shao-Ze Li , Hou-Jun Lü , Yuan-Chuan Zou

The light curve diversity of hydrogen-poor superluminous supernovae (SLSNe) has kept open the possibility that multiple power sources account for the population. Specifically, pair-instability explosions (PISNe), which produce large masses…

高能天体物理现象 · 物理学 2021-11-17 Peter K. Blanchard , Edo Berger , Matt Nicholl , Ryan Chornock , Sebastian Gomez , Griffin Hosseinzadeh

The energy source powering the extreme optical luminosity of hydrogen-stripped Superluminous Supernovae (SLSNe-I) is not known, but recent studies have highlighted the case for a central engine. Radio and/or X-ray observations are best…

Superluminous supernova (SLSN) lightcurves exhibit a superior diversity compared to their regular luminosity counterparts in terms of rise and decline timescales, peak luminosities and overall shapes. It remains unclear whether this…

高能天体物理现象 · 物理学 2019-04-03 Emmanouil Chatzopoulos , Richard Tuminello

Recently, researches performed by two groups have revealed that the magnetar spin-down energy injection model with full energy trapping can explain the early-time light curves of SN 2010gx, SN 2013dg, LSQ12dlf, SSS120810 and CSS121015, but…

高能天体物理现象 · 物理学 2015-06-23 S. Q. Wang , L. J. Wang , Z. G. Dai , X. F. Wu

This work presents the semi-analytical light curve modelling results of 11 stripped-envelope SNe (SESNe), where millisecond magnetars potentially drive their light curves. The light-curve modelling is performed utilizing the…

高能天体物理现象 · 物理学 2024-12-13 Amit Kumar

Wolf-Rayet stars in close binary systems can be tidally spun up by their companions, potentially leaving behind fast-spinning highly-magnetized neutron stars, known as ``magnetars", after core collapse. These newborn magnetars can transfer…

高能天体物理现象 · 物理学 2024-08-01 Jin-Ping Zhu , Liang-Duan Liu , Yun-Wei Yu , Ilya Mandel , Ryosuke Hirai , Bing Zhang , Aming Chen

Numerous superluminous supernovae (SLSNe) of Type Ic have been discovered and monitored in the last decade. The favored mechanism at their origin is a sustained power injection from a magnetar. This study presents non-local thermodynamic…

太阳与恒星天体物理 · 物理学 2019-01-30 Luc Dessart

Several types of energetic supernovae, such as superluminous supernovae (SLSNe) and broad-line Ic supernovae (Ic-BL SNe), could be powered by the spin-down of a rapidly rotating magnetar. Currently, most models used to infer the parameters…

高能天体物理现象 · 物理学 2023-11-28 Conor M. B. Omand , Nikhil Sarin

Superluminous supernovae (SLSNe) radiate $\gtrsim 10-100$ times more energy than ordinary stellar explosions, implicating a novel power source behind these enigmatic events. One frequently discussed source, particularly for hydrogen-poor…

高能天体物理现象 · 物理学 2024-10-01 Ore Gottlieb , Brian D. Metzger
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