Search Results - "Zhang, ShuangNan"
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Super-Eddington Accretion onto the Galactic Ultraluminous X-Ray Pulsar Swift J0243.6+6124
Published in The Astrophysical journal (01-03-2019)“…We report on the spectral behavior of the first Galactic ultraluminous X-ray pulsar Swift J0243.6+6124 with NuSTAR observations during its 2017-2018 outburst…”
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Evolution of QPOs in GX 339–4 and EXO 1846–031 with Insight-HXMT and NICER
Published in The Astrophysical journal (01-08-2024)“…We conduct a spectral and timing analysis of GX 339−4 and EXO 1846−031 with the aim of studying the evolution of type-C quasiperiodic oscillations (QPOs) with…”
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The Low Energy X-ray telescope (LE) onboard the Insight-HXMT astronomy satellite
Published in Science China. Physics, mechanics & astronomy (01-04-2020)“…The Low Energy X-ray telescope (LE) is one of the three main instruments of the Insight-Hard X-ray Modulation Telescope ( Insight- HXMT) . It is equipped with…”
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The High Energy X-ray telescope (HE) onboard the Insight-HXMT astronomy satellite
Published in Science China. Physics, mechanics & astronomy (01-04-2020)“…The Insight -Hard X-ray Modulation Telescope ( Insight -HXMT) is a broadband X-ray and γ-ray (1-3000 keV) astronomy satellite. One of its three main telescopes…”
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The Hard-to-soft Transition of GX 339–4 as Seen by Insight–HXMT
Published in The Astrophysical journal (01-06-2023)“…Abstract We present an analysis of the relativistic reflection spectra of GX 339–4 during the hard-to-soft transition of its 2021 outburst observed by…”
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Insight-HXMT Observations of Swift J0243.6+6124 during Its 2017-2018 Outburst
Published in The Astrophysical journal (01-07-2019)“…The recently discovered neutron star transient Swift J0243.6+6124 has been monitored by the Hard X-ray Modulation Telescope. Based on the obtained data, we…”
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The 100-m X-ray test facility at IHEP
Published in Experimental astronomy (01-04-2023)“…The 100-m X-ray Test Facility of the Institute of High Energy Physics (IHEP) was initially proposed in 2012 for the test and calibration of the X-ray detectors…”
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Optical and Near-Infrared Observations of the Highly Reddened, Rapidly Expanding Type Ia Supernova SN 2006X in M100
Published in The Astrophysical journal (01-03-2008)“…We present extensive optical (UBVRI), near-infrared (JK) light curves and optical spectroscopy of the Type Ia supernova SN 2006X in the nearby galaxy NGC 4321…”
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Detection of butt weld of laser-MIG hybrid welding of thin-walled profile for high-speed train
Published in Railway Sciences (19-07-2022)“…PurposeThis study aims to solve the problem of weld quality inspection, for the aluminum alloy profile welding structure of high-speed train body has complex…”
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New Timing Results of MSPs from NICER Observations
Published in Universe (Basel) (01-04-2024)“…Millisecond pulsars (MSPs) are known for their long-term stability. Using six years of observations from the Neutron Star Interior Composition Explorer…”
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SVOM gamma ray monitor
Published in Science China. Physics, mechanics & astronomy (2010)“…The space-based multi-band astronomical Variable Object Monitor (SVOM) mission is dedicated to the detection, localization and broad-band study of gamma-ray…”
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Diagnostics for the structure of AGNs’ broad line regions with reverberation mapping data: confirmation of the two-component broad line region model
Published in Science China. Physics, mechanics & astronomy (2010)“…We re-examine the ten Reverberation Mapping (RM) sources with public data based on the two-component model of the Broad Line Region (BLR). In fitting their…”
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GRB 090423: Marking the death of a massive star at z=8.2
Published in Science China. Physics, mechanics & astronomy (2010)“…GRB 090423 is the new high- z record holder of Gamma-ray bursts (GRBs) with z ∼ 8.2. We present a detailed analysis of both the spectral and temporal features…”
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Forming supermassive black holes by accreting dark and baryon matter
Published in Monthly notices of the Royal Astronomical Society (01-01-2006)“…Given a large-scale mixture of self-interacting dark matter (SIDM) particles and baryon matter distributed in the early Universe, we advance here a two-phase…”
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Temporal study of GRS 1915+105 with rms-flux relation: The importance of magnetic activities in the corona
Published in Science China. Physics, mechanics & astronomy (2010)“…The rms-flux relations for some observations of GRS 1915+105 are studied. The rms-flux relations of the light curves in only one state, state C or state A, can…”
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Light collection of the POLAR detector
Published in Science China. Physics, mechanics & astronomy (2010)“…POLAR is a compact polarimeter dedicated to measuring the polarization of GRBs between 50–350 keV. The light collection of 200 mm×6 mm×6 mm plastic bars has…”
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Fast On-Orbit Pulse Phase Estimation of X-Ray Crab Pulsar for XNAV Flight Experiments
Published in IEEE transactions on aerospace and electronic systems (01-06-2023)“…The recent flight experiments with Neutron Star Interior Composition Explorer ( NICER ) and Insight -Hard X-ray Modulation Telescope ( Insight -HXMT) have…”
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X-Ray Performance of a Customized Large-format Scientific CMOS Detector
Published in Publications of the Astronomical Society of the Pacific (01-03-2022)“…Abstract In recent years, the performance of Scientific Complementary Metal Oxide Semiconductor (sCMOS) sensors has been improved significantly. Compared with…”
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POLAR Front-End Electronics: Concept, performance and qualification tests
Published in 2013 IEEE Nuclear Science Symposium and Medical Imaging Conference (2013 NSS/MIC) (01-10-2013)“…POLAR is a space instrument designed for measurements of the polarization of the prompt hard X- and gamma-ray emission from the Gamma Ray Bursts (GRB). POLAR…”
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Conference Proceeding -
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Detection of Flare Multiperiodic Pulsations in Mid-ultraviolet Balmer Continuum, Lyα, Hard X-Ray, and Radio Emissions Simultaneously
Published in The Astrophysical journal (01-11-2021)“…Abstract Quasi-periodic pulsations (QPPs), which usually appear as temporal pulsations of the total flux, are frequently detected in the light curves of…”
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