21 citations · 86 across the 27 of their papers we have counts for
27 papers
CO Structures with Narrow Lines in Nearby Quiescent Regions
Ruilin Xia, Yang Su, Shiyu Zhang +13
Using CO data from Phase I of the Milky Way Imaging Scroll Painting (MWISP) survey, we present a systematic study of molecular structures with narrow lines. We identify 57 CO struc…
Investigations of MWISP Bubbles: Identification and Analysis of Enclosed Molecular Bubbles by Weight Fields
Yu Jiang, Xuepeng Chen, Ji Yang +7
Molecular bubbles are widely used as tracers of stellar feedback; yet, their identification in spectral-line surveys remains challenging because both cavity morphology and kinemati…
Statistical Properties of Molecular Clouds in the Milky Way: Insights from Three-Isotopologue CO Observations of the MWISP Project
Xin Zhou, Ji Yang, Qing-Zeng Yan +5
We present a comprehensive statistical analysis of molecular cloud (MC) properties using the MWISP survey's 12CO, 13CO, and C18O (J = 1--0) data toward the inner (l = 45--6…
A study of the Physical Properties and Star Formation Activity of a Large Sample of Molecular Clouds: I Distances
Juan Mei, Min Fang, Miaomiao Zhang +8
Accurate distances to molecular clouds are crucial for determining their physical properties, understanding star formation, and tracing Galactic spiral structure. A number of 103,5…
A Comparative Study of TeV Gamma-Ray Sources with Various Objects
Xin Zhou, Ji Yang, Yang Su +5
We investigate the relationships between LHAASO TeV gamma-ray sources and various kinds of objects, including pulsar wind nebulae (PWNe), supernova remnants (SNRs), HII regions, mi…
How is Cold Gas Loaded into Galactic Nuclear Outflows?
Yang Su, Xin Liu, Shiyu Zhang +7
The origin of the multiphase gas within the Fermi/eROSITA bubbles is crucial for understanding Galactic Center (GC) feedback. We use HI4PI data to investigate the kinematics and ph…
The Milky Way Imaging Scroll Painting Survey: Data Release 1
Ji Yang, Qing-Zeng Yan, Yang Su +31
We present the first data release (DR1) of the Milky Way Imaging Scroll Painting (MWISP) survey, a mapping in the J=(1-0) transition lines of 12CO, 13CO, and C18O toward the northe…
Investigations of MWISP Clumps: 13CO Clump Source Catalog and Physical Properties
Yu Jiang, Qing-Zeng Yan, Ji Yang +10
We present the first comprehensive catalogs of CO clumps from the Milky Way Imaging Scroll Painting (MWISP) project. By developing an equivalent global detection scheme inte…
CU-JADE: A Method for Traversing Extinction Jumps along the Line of Sight
Shiyu Zhang, Yang Su, Xuepeng Chen +8
Although interstellar dust extinction serves as a powerful distance estimator, the solar system's location within the Galactic plane complicates distance determinations, especially…
Molecular Gas Distribution toward the Inner and Outer Galaxy Revealed by MWISP -- the Galactic Longitude 45°--60°and 120°--130°
Xin Zhou, Ji Yang, Yan Sun +5
Molecular clouds (MCs) are cradles of star and planet formation, thereby playing an important role in the evolution of galaxies. Based on the unbiased Milky Way Imaging Scroll Pain…
A Glimpse of Satellite Galaxies in the Milky Way with the 2.5-meter Wide Field Survey Telescope (WFST): Bootes III and Draco
Chao Yang, Zhizheng Pan, Min Fang +34
We carry out deep imaging of the Milky Way satellite galaxies, Bootes III and Draco, with WFST as one pilot observing program to demonstrate the capability of WFST. Combining catal…
Cloud-to-cloud velocity dispersions across a Local arm segment
Lixia Yuan, Ji Yang
Using a large sample of 9617 molecular clouds (MCs) from the Milky Way Imaging Scroll Painting survey, we mainly measure one-dimensional cloud-to-cloud velocity dispersions across…
Gas Transfer Between the Inner 3-kpc Disk and the Galactic Central Molecular Zone
Yang Su, Shiyu Zhang, Yan Sun +10
We uncovered a more tilted molecular gas structure with highly negative velocities located near the dust lane. Our observations also show that the approaching gas flows from the ov…
Examining Turbulence in Galactic Molecular Clouds -- I: A Statistical Analysis of Velocity Structures
Yuehui Ma, Miaomiao Zhang, Hongchi Wang +14
We present a systematic analysis of the velocity structure functions (VSFs) of 167 molecular clouds with angular sizes greater than 176 arcmin in three sectors of the Gal…
Investigations of MWISP Filaments. I. Filament Identification and Analysis Algorithms, and Source Catalogue
Yu Jiang
Filaments play a crucial role in providing the necessary environmental conditions for star formation, actively participating in the process. To facilitate the identification and an…
Revisiting the Velocity Dispersion-Size Relation in Molecular Cloud Structures
Haoran Feng, Zhiwei Chen, Zhibo Jiang +10
Structures in molecular ISM are observed to follow a power-law relation between the velocity dispersion and spatial size, known as Larson's first relation, which is often attribute…
Revealing Gas Inflows towards the Galactic Central Molecular Zone
Yang Su, Shiyu Zhang, Yan Sun +7
We study the gas inflows towards the Galactic Central Molecular Zone (CMZ) based on the gas morphological and kinematic features from the MWISP in the region of l=1.2 deg--19.0 deg…
On the Flux-Intensity Relation of Molecular Clouds
Qing-Zeng Yan, Ji Yang, Yang Su +7
In this work, we report a study on the relationship between flux and intensity for molecular clouds. Our analysis is established on high-quality CO images from the Milky Way Imagin…
The Multilayer Nature of Molecular Gas toward the Cygnus Region
Shiyu Zhang, Yang Su, Xuepeng Chen +12
We study the physical properties and 3D distribution of molecular clouds (MCs) toward the Cygnus region using the MWISP CO survey and Gaia DR3 data. Based on Gaussian decomposition…
Relative velocities between CO structures within CO Molecular clouds
Lixia Yuan, Ji Yang, Xuepeng Chen +10
Velocity fields of molecular clouds (MCs) can provide crucial information on the merger and split between clouds, as well as their internal kinematics and maintenance, energy injec…
Magnetically Aligned Striations in the L914 Filamentary Cloud
Li Sun, Xuepeng Chen, Min Fang +6
We present CO () multi-line observations toward the L914 dark cloud in the vicinity of the Cygnus X region, using the 13.7 m millimeter telescope of the Purple Mountain Ob…
Distribution and Properties of Molecular Gas Toward the Monoceros OB1 Region
Zi Zhuang, Yang Su, Shiyu Zhang +9
We perform a comprehensive CO study toward the Monoceros OB1 (Mon OB1) region based on the MWISP survey at an angular resolution of about . The high-sensitivity data, togethe…
In search for infalling clumps in molecular clouds -- A catalogue of CO blue-profiles
Zhibo Jiang, Shaobo Zhang, Zhiwei Chen +5
We have started a systematic survey of molecular clumps with infall motions to study the very early phase of star formation. Our first step is to utilize the data products by MWISP…
Large-field CO(1--0) observations toward the Galactic historical supernova remnants: a large cavity around Tycho's supernova remnant
Xuepeng Chen, Fang Xiong, Ji Yang
The investigation of the interaction between the supernova remnants (SNRs) and interstellar gas is not only necessary to improve our knowledge of SNRs, but also to understand the n…