129 citations · 479 across the 31 of their papers we have counts for
31 papers
In-flight Timing Calibration of the Follow-up X-Ray Telescope on Board the Einstein Probe
Juan Zhang, Xiaofan Zhao, Dawei Han +18
After the launch of Einstein Probe (EP), pulsars are observed to calibrate the timing system of the onboard Follow-up X-ray Telescope (FXT) by measuring the times of arrival (TOAs)…
PSR J1231-1411 revisited: Pulse Profile Analysis of X-ray Observation
Liqiang Qi, Shijie Zheng, Juan Zhang +14
One of the primary goals of Neutron Star Interior Composition Explorer (NICER)-like X-ray missions is to impose stringent constraints on the neutron star equation of state by preci…
Insight-HXMT on-orbit thermal control status and thermal deformation impact analysis
Aimei Zhang, Yifan Zhang, Jinyuan Liao +23
Purpose: The Hard X-ray Modulation Telescope is China's first X-ray astronomy satellite launched on June 15th, 2017, dubbed Insight-HXMT. Active and passive thermal control measure…
Hilbert-Huang Transform analysis of quasi-periodic oscillations in MAXI J1820+070
Wei Yu, Qing-Cui Bu, Zi-Xu Yang +14
We present time-frequency analysis, based on the Hilbert-Huang transform (HHT), of the evolution on the low-frequency quasi-periodic oscillations (LFQPOs) observed in the black hol…
A spectral-timing study of the inner flow geometry in MAXI J1535--571 with -HXMT and NICER
Wei Yu, Qing-Cui Bu, He-Xin Liu +48
We have performed a spectral-timing analysis on the black hole X-ray binary MAXI J1535--571 during its 2017 outburst, with the aim of exploring the evolution of the inner accretion…
Synchrotron Radiation Dominates the Extremely Bright GRB 221009A
Jun Yang, Xiao-Hong Zhao, Zhenyu Yan +30
The brightest Gamma-ray burst, GRB 221009A, has spurred numerous theoretical investigations, with particular attention paid to the origins of ultra-high energy TeV photons during t…
Pulsar and Magnetar Navigation with Fermi/GBM and GECAM
Xi-Hong Luo, Shuo Xiao, Shi-Jie Zheng +29
The determination of the absolute and relative position of a spacecraft is critical for its operation, observations, data analysis, scientific studies, as well as deep space explor…
Insight-HXMT and GECAM-C observations of the brightest-of-all-time GRB 221009A
Zheng-Hua An, S. Antier, Xing-Zi Bi +174
GRB 221009A is the brightest gamma-ray burst ever detected since the discovery of this kind of energetic explosions. However, an accurate measurement of the prompt emission propert…
Five-year in-orbit background of Insight-HXMT
Jin-Yuan Liao, Shu Zhang, Juan Zhang +24
Purpose: We present the five-year in-orbit background evolution of Insight-HXMT since the launch, as well as the effects of the background model in data analysis. Methods: The back…
In-orbit performance of HE onboard Insight-HXMT in the first 5 years
Xu-Fang Li, Cong-Zhan Liu, Yi-Fei Zhang +10
Purpose: The High-Energy X-ray telescope (HE), one of the three main payloads of the \textit{Insight}-HXMT mission, is composed of eighteen NaI(Tl)/CsI(Na) phoswich detectors, wher…
Atlas of dynamic spectra of fast radio burst FRB 20201124A
Bo-Jun Wang, Heng Xu, Jin-Chen Jiang +64
Fast radio bursts (FRBs) are highly dispersed millisecond-duration radio bursts, of which the physical origin is still not fully understood. FRB 20201124A is one of the most active…
GECAM Localization of High Energy Transients and the Systematic Error
Yi Zhao, Wang-Chen Xue, Shao-Lin Xiong +63
Gravitational wave high-energy Electromagnetic Counterpart All-sky Monitor (GECAM) is a pair of microsatellites (i.e. GECAM-A and GECAM-B) dedicated to monitoring gamma-ray transie…
Neutral Atmospheric Density Measurement Using Insight-HXMT Data by Earth Occultation Technique
Wang-Chen Xue, Xiao-Bo Li, Shao-Lin Xiong +12
The Earth occultation technique has broad applications in both astronomy and atmospheric density measurements. We construct the background model during the occultation of the Crab…
Determination of QPO properties in the presence of strong broad-band noise: a case study on the data of MAXI J1820+070
Deng-Ke Zhou, Shuang-Nan Zhang, Li-Ming Song +8
Accurate calculation of the phase lags of quasi-periodic oscillations (QPOs) will provide insight into their origin. In this paper we investigate the phase lag correction method wh…
Revisit the periodicity of SGR J1935+2154 bursts with updated sample
Sheng-Lun Xie, Ce Cai, Shao-Lin Xiong +30
Since FRB 200428 has been found to be associated with an X-ray burst from the Galactic magnetar SGR J1935+2154, it is interesting to explore whether the magnetar bursts also follow…
The Peculiar Precursor of a Gamma-Ray Burst from a Binary Merger Involving a Magnetar
Shuo Xiao, Yan-Qiu Zhang, Zi-Pei Zhu +42
The milestone discovery of GW 170817-GRB 170817A-AT 2017gfo has shown that gravitational wave (GW) could be produced during the merger of neutron star-neutron star/black hole and t…
GRB 210121A: Observation of photospheric emissions from different regimes and the evolution of the outflow
Xin-Ying Song, Shuang-Nan Zhang, Shu Zhang +2
GRB 210121A was observed by Insight-HXMT, Gravitational wave high-energy Electromagnetic Counterpart All-sky Monitor (GECAM), Fermi Gamma-ray Burst Monitor (Fermi/GBM) on Jan 21st…
The First Insight-HXMT Gamma-Ray Burst Catalog: The First Four Years
Xin-Ying Song, Shao-Lin Xiong, Shuang-Nan Zhang +40
The Hard X-ray Modulation Telescope (Insight-HXMT), is China's first X-ray astronomy satellite launched on June 15, 2017. The anti-coincidence CsI detectors of the High Energy X-ra…
Discovery of oscillations above 200 keV in a black hole X-ray binary with Insight-HXMT
Xiang Ma, Lian Tao, Shuang-Nan Zhang +119
Low-frequency quasi-periodic oscillations (LFQPOs) are commonly found in black hole X-ray binaries, and their origin is still under debate. The properties of LFQPOs at high energie…
Background Model for the High-Energy Telescope of Insight-HXMT
Jin-Yuan Liao, Shu Zhang, Xue-Feng Lu +20
Accurate background estimation is essential for spectral and temporal analysis in astrophysics. In this work, we construct the in-orbit background model for the High-Energy Telesco…
Background Model for the Low-Energy Telescope of Insight-HXMT
Jin-Yuan Liao, Shu Zhang, Yong Chen +16
With more than 150 blank sky observations at high Galactic latitude, we make a systematic study to the background of the Low Energy Telescope (LE) of the Hard X-ray Modulation Tele…
The Background Model of the Medium Energy X-ray telescope of Insight-HXMT
Cheng-Cheng Guo, Jin-Yuan Liao, Shu Zhang +26
The Medium Energy X-ray Telescope (ME) is one of the main payloads of the Hard X-ray Modulation Telescope (dubbed as Insight-HXMT). The background of Insight-HXMT/ME is mainly caus…
A peculiar cyclotron line near 16 keV detected in the 2015 outburst of 4U 0115+63?
Bai-Sheng Liu, Lian Tao, Shuang-Nan Zhang +8
In 2015 October, the Be/X-ray binary 4U 0115+63 underwent a type II outburst, reaching an X-ray luminosity of {\DP{38}\es}. During the outburst, Nuclear Spectroscopic Telesc…
Phase-resolved gamma-ray spectroscopy of the Crab pulsar observed by POLAR
Han-Cheng Li, Neal Gauvin, Ming-Yu Ge +15
The POLAR detector is a space based Gamma-Ray Burst (GRB) polarimeter sensitive in the 15-500 keV energy range. Apart from its main scientific goal as a Gamma-Ray Burst polarimeter…