Xueying Zheng
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View article: DCBK: A Fragment-Based Hybrid Simulation and Machine Learning Framework for Predicting Ligand Dissociation Kinetics
DCBK: A Fragment-Based Hybrid Simulation and Machine Learning Framework for Predicting Ligand Dissociation Kinetics Open
Predicting small-molecule binding kinetics is central to drug discovery, but accurately estimating dissociation rates (k off ) remains challenging due to high energy barriers and the high computational cost of conventional simulations. Her…
View article: Imaging-spectroscopy diagnosis of the giant sloshing spiral in the Virgo cluster with the Einstein Probe Follow-up X-ray Telescope
Imaging-spectroscopy diagnosis of the giant sloshing spiral in the Virgo cluster with the Einstein Probe Follow-up X-ray Telescope Open
We performed deep X-ray observations of the Virgo cluster using the Einstein Probe Follow-up X-ray Telescope ( EP-FXT ) with a total exposure of 295 ks. Taking advantage of the large field of view (FoV) and low particle background of EP-FX…
View article: Structural Elucidation of Heteropolysaccharides from the Peach-Shaped Dictyophora indusiata and Its Anti-Inflammatory Activity
Structural Elucidation of Heteropolysaccharides from the Peach-Shaped Dictyophora indusiata and Its Anti-Inflammatory Activity Open
Dictyophora indusiata is commonly utilized as a functional food in China and other Asian countries. The peach-shaped phase of this fungus is nutritionally and taste-wise similar to its mature fruiting bodies. However, there is limited rese…
View article: The hot circumgalactic medium in the eROSITA All-Sky Survey
The hot circumgalactic medium in the eROSITA All-Sky Survey Open
Aims The galaxy population shows a characteristic bimodal distribution based on the star formation activity and is sorted into star-forming or quiescent. These two subpopulations have a tendency to be located in different mass halos. The c…
View article: The hot circumgalactic medium in the eROSITA All-Sky Survey III. Star-forming and quiescent galaxies
The hot circumgalactic medium in the eROSITA All-Sky Survey III. Star-forming and quiescent galaxies Open
The circumgalactic medium (CGM), as the gas repository for star formation, might contain the answer to the mysterious galaxy quenching and bimodal galaxy population origin. We measured the X-ray emission of the hot CGM around star-forming …
View article: An Improved YOLOv9 and Its Applications for Detecting Flexible Circuit Boards Connectors
An Improved YOLOv9 and Its Applications for Detecting Flexible Circuit Boards Connectors Open
Flexible circuit boards are a cornerstone of the modern electronics industry. In automatic defect detection, FPC connectors present challenges such as minimal differences between oxidation defects and the background, easy degradation of In…
View article: The SRG/eROSITA diffuse soft X-ray background
The SRG/eROSITA diffuse soft X-ray background Open
Context . The SRG/eROSITA All-Sky Surveys (eRASSs) combine the advantages of complete sky coverage and the energy resolution provided by the charge couple device and offer the most holistic and detailed view of the diffuse soft X-ray backg…
View article: A magnetised Galactic halo from inner Galaxy outflows
A magnetised Galactic halo from inner Galaxy outflows Open
Magnetic halos of galaxies are crucial for understanding galaxy evolution, galactic-scale outflows, and feedback from star formation activity. Identifying the magnetised halo of the Milky Way is challenging because of the potential contami…
View article: The hot circumgalactic medium in the eROSITA All-Sky Survey
The hot circumgalactic medium in the eROSITA All-Sky Survey Open
Context. The circumgalactic medium (CGM) provides the material needed for galaxy formation and influences galaxy evolution. The hot ( T > 10 6 K ) CGM is poorly detected around galaxies with stellar masses ( M * ) lower than 3 × 10 11 M ⊙ …
View article: eROSITA narrowband maps at the energies of soft X-ray emission lines
eROSITA narrowband maps at the energies of soft X-ray emission lines Open
Hot plasma plays a crucial role in regulating the baryon cycle within the Milky Way, flowing from the energetic sources in the Galactic center and plane, to the corona and the halo. This hot plasma represents an important fraction of the G…
View article: The hot circumgalactic medium in the eROSITA All-Sky Survey
The hot circumgalactic medium in the eROSITA All-Sky Survey Open
Aims. Understanding how the properties of galaxies relate to the properties of the hot circum-galactic medium (CGM) around them can constrain galaxy evolution models. We aim to measure the scaling relations between the X-ray luminosity of …
View article: Morphological Evidence for the eROSITA Bubbles Being Giant and Distant Structures
Morphological Evidence for the eROSITA Bubbles Being Giant and Distant Structures Open
There are two contradictory views of the eROSITA bubbles: either a 10 4 pc scale pair of giant bubbles blown by the Galactic center (GC), or a 10 2 pc scale local structure coincidentally located in the direction of GC. A key element of th…
View article: Discovery of the Goat Horn complex: a ∼1000 deg<sup>2</sup> diffuse X-ray source connected to radio loop XII
Discovery of the Goat Horn complex: a ∼1000 deg<sup>2</sup> diffuse X-ray source connected to radio loop XII Open
A dozen patches of polarized radio emission spanning tens of degrees in the form of coherent and stationary arcs and loops are observed at radio frequencies across the sky. Their origin is usually associated with nearby shocks, possibly ar…
View article: The hot circumgalactic medium in the eROSITA All-Sky Survey I. X-ray surface brightness profiles
The hot circumgalactic medium in the eROSITA All-Sky Survey I. X-ray surface brightness profiles Open
The circumgalactic medium (CGM) provides the material needed for galaxy formation and influences galaxy evolution. The hot ($T>10^6K$) CGM is poorly detected around galaxies with stellar masses ($M_*$) lower than $3\times10^{11}M_\odot$ du…
View article: The hot circumgalactic medium in the eROSITA All-Sky Survey II. Scaling relations between X-ray luminosity and galaxies' mass
The hot circumgalactic medium in the eROSITA All-Sky Survey II. Scaling relations between X-ray luminosity and galaxies' mass Open
Understanding how the properties of galaxies relate to the properties of the hot circum-galactic medium (CGM) around them can constrain galaxy evolution models. We measured the X-ray luminosity of the hot CGM based on the surface brightnes…
View article: Broadband maps of eROSITA and their comparison with the ROSAT survey
Broadband maps of eROSITA and their comparison with the ROSAT survey Open
By June of 2020, the extended ROentgen Survey with an Imaging Telescope Array (eROSITA) on board the Spectrum Roentgen Gamma observatory had completed its first of the planned eight X-ray all-sky survey (eRASS1). The large effective area o…
View article: Broadband maps of eROSITA and their comparison with the ROSAT survey
Broadband maps of eROSITA and their comparison with the ROSAT survey Open
By June of 2020, the extended ROentgen Survey with an Imaging Telescope Array (eROSITA) on board the Spectrum Roentgen Gamma observatory had completed its first of the planned eight X-ray all-sky survey (eRASS1). The large effective area o…
View article: The warm-hot circumgalactic medium of the Milky Way as seen by eROSITA
The warm-hot circumgalactic medium of the Milky Way as seen by eROSITA Open
The first all-sky maps of the diffuse emission of high ionization lines observed in X-rays by SRG/eROSITA provide an excellent probe for the study of the warm-hot phase ( T ∼ 10 6 K) of the circumgalactic medium (CGM) of the Milky Way. In …
View article: The warm-hot circumgalactic medium of the Milky Way as seen by eROSITA
The warm-hot circumgalactic medium of the Milky Way as seen by eROSITA Open
The first all-sky maps of the diffuse emission of high ionization lines observed in X-rays by SRG/eROSITA, provide an excellent probe for the study of the warm-hot phase (T~10^6 K) of the circumgalactic medium (CGM) of the Milky Way (MW). …
View article: Strong perturbation of a super-virial Magellanic circum-galactic medium
Strong perturbation of a super-virial Magellanic circum-galactic medium Open
Modern galaxy evolution theories predict a large fraction of ordinary matter to be distributed in the form of gas over the largest galactic scales, with most of the gas mass encompassing the peak and high tail of the overall temperature di…
View article: Abundance and temperature of the outer hot circumgalactic medium
Abundance and temperature of the outer hot circumgalactic medium Open
Context. Despite their vital importance to understanding galaxy evolution and our own Galactic ecosystem, our knowledge of the physical properties of the hot X-ray emitting phase of the Milky Way is still inadequate. However, sensitive SRG…
View article: Study of the excess Fe XXV line emission in the central degrees of the Galactic centre using<i>XMM-Newton</i>data
Study of the excess Fe XXV line emission in the central degrees of the Galactic centre using<i>XMM-Newton</i>data Open
The diffuse Fe XXV (6.7 keV) line emission observed in the Galactic ridge is widely accepted to be produced by a superposition of a large number of unresolved X-ray point sources. In the very central degrees of our Galaxy, however, the exi…
View article: Characterizing the patchy appearance of the circumgalactic medium and the influence of foreground absorption
Characterizing the patchy appearance of the circumgalactic medium and the influence of foreground absorption Open
Context. Recent studies have demonstrated that the emission from the circumgalactic medium displays a relatively high degree of patchiness on angular scales of ∼10°. Aims. Taking advantage of the Spectrum Roentgen Gamma eROSITA Final Equat…
View article: Cygnus X-1 contains a 21–solar mass black hole—Implications for massive star winds
Cygnus X-1 contains a 21–solar mass black hole—Implications for massive star winds Open
A heavy black hole in an x-ray binary If a black hole interacts with a binary companion star, the system emits x-rays and can form a radio jet. The masses of black holes in these x-ray binaries are all lower than those detected using gravi…
View article: Cygnus X-1: Emerging view of a 21-solar mass black hole in the Milky Way
Cygnus X-1: Emerging view of a 21-solar mass black hole in the Milky Way Open
This repository contains computational material developed/utilized in Miller-Jones et al. 2020 to estimate the mass of the black hole in the X-ray binary Cygnus X-1.
View article: A detailed study on the reflection component for the black hole candidate MAXI J1836−194
A detailed study on the reflection component for the black hole candidate MAXI J1836−194 Open
We present a detailed spectral analysis of the black hole candidate MAXI J1836−194. The source was caught in the intermediate state during its 2011 outburst by Suzaku and RXTE. We jointly fit the X-ray data from these two missions using th…
View article: Spectral evidence of an accretion disc in wind-fed X-ray pulsar Vela X-1 during an unusual spin-up period
Spectral evidence of an accretion disc in wind-fed X-ray pulsar Vela X-1 during an unusual spin-up period Open
In classical supergiant X-ray binaries (SgXBs), the Bondi–Hoyle–Lyttleton wind accretion was usually assumed, and the angular momentum transport to the accretors is inefficient. The observed spin-up/spin-down behaviour of the neutron star …
View article: The spatial distribution of circumstellar material of the wind-fed system GX 301-2
The spatial distribution of circumstellar material of the wind-fed system GX 301-2 Open
The distribution of the circumstellar material in systems of supergiant X-ray binaries (SgXBs) is complex and not well probed observationally. We report a detailed study of the spatial distribution of the Fe K α-emitting material in the wi…