14 citations · 66 across the 25 of their papers we have counts for
27 papers
Constraining gamma-ray burst viewing angles with Swift/XRT afterglow light curves
Cheng-Jie Sun, Shuang-Xi Yi, Lin Zhou +6
Gamma-ray bursts (GRBs) are among the most energetic phenomena in the universe, and their afterglow light curves encode information about jet geometry and viewing angle. To constra…
Multi-scale Memory and Regime Shift in the Hyperactive Repeating FRB 20240114A
Wen-Long Zhang, Sheng-Lun Xie, Jun-Jie Wei +5
We present a statistical analysis of FRB~20240114A, a hyperactive repeating fast radio burst, based on 11,553 bursts detected by FAST over 214 days. Our main findings are fourfold.…
Evidence of self-organized criticality in the prompt emission of a bright gamma-ray burst
Wen-Long Zhang, Wen-Jun Tan, Hao-Tian Lan +18
Gamma-ray bursts (GRBs) are the most energetic explosive events in the Universe, yet the physical mechanism of their prompt emission remains a mystery. Especially, it is unclear wh…
Constraining Circum-burst Environments of GRBs with Jet Break Features in X-ray Afterglows
Si-Ji Xin, Yu-Qi Zhou, Sheng-Jin Sun +6
The nature of the circum-burst medium serves as a key diagnostic for probing the progenitor systems and the physics of relativistic jet propagation in gamma-ray bursts (GRBs). In t…
Galactic constraints on spinning primordial black hole dark matter from interstellar dust heating
Shaobin Hu, Yupeng Yang, Chengjie Sun +5
Primordial black holes (PBHs) are compelling dark matter candidates. PBHs with masses between and can heat interstellar dust via Hawking radiation.…
Magnetar-powered long gamma-ray bursts and connection to superluminous supernovae and fast radio bursts
Yu-Qi Zhou, Shuang-Xi Yi, Yu-Peng Yang +4
Based on X-ray afterglow observations from the Swift satellite, we construct a sample of 169 long gamma-ray bursts (LGRBs) exhibiting the canonical magnetar plateau signature, i.e.…
Spectral Hardness as the Primary Discriminator: Unveiling the Collapsar--Merger Boundary with a Gold-Standard Gamma-Ray Burst Sample
Xue Zhang, Yan-Kun Qu, Shuang-Xi Yi +4
In this Letter, we establish a robust, physically motivated classification method using a Support Vector Machine (SVM) trained on a "gold-standard" sample of 24 GRBs with spectrosc…
Exploring the central engines of gamma-ray bursts from prompt light curves
Xue Zhang, Shuang-Xi Yi, Wei-Hua Lei +6
Hyperaccreting stellar-mass black hole systems are leading candidates for the central engines of gamma-ray bursts (GRBs). Their jets are thought to be powered by either the Blandfo…
The Role of Plasma Lensing in Fast Radio Bursts
R. N. Li, Y. B. Wang, S. X. Yi +2
Growing evidence indicates that some fast radio bursts (FRBs) reside in dense, magneto-ionic environments where extrinsic propagation effects can substantially reshape the observed…
Brightest GRB flare observed in GRB 221009A: bridge the last gap between flare and prompt emission in GRB
Zheng-Hang Yu, Chen-Wei Wang, Shao-Lin Xiong +46
Flares are usually observed during the afterglow phase of Gamma-Ray Bursts (GRBs) in soft X-ray, optical and radio bands, but rarely in gamma-ray band. Despite the extraordinary br…
Reconstruction of X-Ray Afterglow Light Curves of GRBs and its implication for constraining Cosmological Parameters
Yu-Qi Zhou, Shuang-Xi Yi, Yu-Peng Yang +4
Gamma-ray bursts (GRBs) serve as important cosmological probes, whose X-ray afterglow light curves (LCs) may exhibit a plateau phase (with temporal slope between 0 and 0.5) tha…
Hubble constant measurement from QPEs as electromagnetic counterparts to extreme mass ratio inspirals
Yejing Zhan, Di Wang, Shuang-Xi Yi +1
Gravitational waves (GWs) accompanied by electromagnetic (EM) counterparts provide a novel methodology to measure the Hubble constant (), known as bright sirens. However, the…
Two Periodic Activity Epochs in FRB 20201124A: Coincident with Critical RM Evolution Epochs and Its Implications
Wen-Long Zhang, Chen-Ran Hu, Chen Du +12
Recent observations of the repeating fast radio burst FRB 20201124A by the Five-hundred-meter Aperture Spherical radio Telescope (FAST) revealed a second-scale periodic modulation…
Luminosity function of Type II GRBs:differences from long GRBs
Yan-Kun Qu, Zhong-Xiao Man, Yu-Peng Yang +2
Gamma-ray bursts (GRBs) are generally categorized into long and short bursts based on their duration (). Recently, it has been proposed that GRBs can also be classified int…
The redshift evolution of the luminosity function of type II GRBs
Yan-Kun Qu, Zhong-Xiao Man, Yu-Peng Yang +3
As of December 2023, the Swift satellite has detected more than 1600 gamma-ray bursts (GRBs). We select 307 Type II GRBs for constructing the luminosity function (LF) based on the…
Insight-HXMT observations of the extremely bright GRB 221009A
Wen-Long Zhang, Wang-Chen Xue, Cheng-Kui Li +22
The Hard X-ray Modulation Telescope (\insight) detected GRB 221009A, the brightest gamma-ray burst observed to date, with all its three telescopes, i.e. High Energy telescope (HE,…
Constraining the initial Lorentz factor of gamma-ray bursts under different circumburst mediums
Sheng-Jin Sun, Shuang-Xi Yi, Yuan-Chuan Zou +4
The initial Lorentz factor () plays a crucial role in uncovering the physical characteristics of gamma-ray bursts (GRBs). Previous studies have indicated that the amb…
Self-organized critical characteristics of teraelectronvolt photons from GRB 221009A
Wen-Long Zhang, Shuang-Xi Yi, Yuan-Chuan Zou +3
The very high-energy afterglow in GRB 221009A, known as the ``brightest of all time'' (BOAT), has been thoroughly analyzed in previous studies. In this paper, we conducted a statis…
Structure Functions of Rotation Measures Revealing the Origin of Fast Radio Bursts
Rui-Nan Li, Zhen-Yin Zhao, Qin Wu +2
The structure function (SF) analysis is a powerful tool for studying plasma turbulence. Theoretically, the SF of Faraday rotation measure (RM) is expected to include a geometric co…
Stable Case BB/BC Mass Transfer to Form GW190425-like Massive Binary Neutron Star Mergers
Ying Qin, Jin-Ping Zhu, Georges Meynet +14
On April 25th, 2019, the LIGO-Virgo Collaboration discovered a Gravitational-wave (GW) signal from a binary neutron star (BNS) merger, i.e., GW190425. Due to the inferred large tot…
Unveiling the Multifaceted GRB 200613A: Prompt Emission Dynamics, Afterglow Evolution, and the Host Galaxy's Properties
Shao-Yu Fu, Dong Xu, Wei-Hua Lei +17
We present our optical observations and multi-wavelength analysis of the GRB\,200613A detected by \texttt{Fermi} satellite. Time-resolved spectral analysis of the prompt -ray em…
Standardizing the Gamma-ray burst as a standard candle and applying to the cosmological probes: constraints on the two-component dark energy model
Jia-Lun Li, Yu-Peng Yang, Shuang-Xi Yi +3
As one of the most energetic and brightest events, gamma-ray bursts (GRBs) have been used as a standard candle for cosmological probe. Based on the relevant features of GRBs light…
A Channel to Form Fast-spinning Black Hole-Neutron Star Binary Mergers as Multimessenger Sources. II. Accretion-induced Spin-up
Zhen-Han-Tao Wang, Rui-Chong Hu, Ying Qin +7
In this work, we investigate an alternative channel for the formation of fast-spinning black hole-neutron star (BHNS) binaries, in which super-Eddington accretion is expected to oc…
Statistical Properties of X-Ray Bursts from SGR J1935+2154 Detected by Insight-HXMT
Wen-Long Zhang, Xiu-Juan Li, Yu-Peng Yang +5
As one class of the most important objects in the universe, magnetars can produce a lot of different frequency bursts including X-ray bursts. In \cite{2022ApJS..260...24C}, 75 X-ra…