203 citations · 1.6k across the 58 of their papers we have counts for
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A Systematic Study of Associations between Supernova Remnants and Molecular Clouds
Xin Zhou, Yang Su, Ji Yang +12
We universally search for evidence of kinematic and spatial correlation of supernova remnant (SNR) and molecular cloud (MC) associations for nearly all SNRs in the coverage of the…
Distributions and Physical Properties of Molecular Clouds in the Third Galactic Quadrant: = [219.75, 229.75] and = [-5.25, 5.25]
Yiwei Dong, Yan Sun, Ye Xu +11
We present the results of an unbiased CO/CO/CO ( = 1-0) survey in a portion of the third Galactic quadrant (TGQ): = [219.75, 229.75] and = […
The parallax and 3D kinematics of water masers in the massive star-forming region G034.43+0.24
Xiaofeng Mai, Bo Zhang, M. J. Reid +12
We report a trigonometric parallax measurement of 22 GHz water masers in the massive star-forming region G034.43+0.24 as part of the Bar and Spiral Structure Legacy (BeSSeL) Survey…
Dependence of Molecular Cloud Samples on Angular Resolution, Sensitivity, and Algorithms
Qing-Zeng Yan, Ji Yang, Yang Su +6
In this work, we investigate the observational and algorithmic effects on molecular cloud samples identified from position-position-velocity (PPV) space. By smoothing and cutting o…
Local Spiral Structure Traced by Red Clump Stars
Zehao Lin, Ye Xu, Ligang Hou +5
Using the cross-matched data of Gaia EDR3 and the 2MASS Point Source Catalog, a sample of RC stars with parallax accuracies better than 20% is identified and used to reveal the nea…
Improved Measurements of Molecular Cloud Distances Based on Global Search
Qing-Zeng Yan, Ji Yang, Yang Su +5
The principle of the background-eliminated extinction-parallax (BEEP) method is examining the extinction difference between on- and off-cloud regions to reveal the extinction jump…
Planck Galactic Cold Clumps at High Galactic Latitude-A Study with CO Lines
Fengwei Xu, Yuefang Wu, Tie Liu +28
Gas at high Galactic latitude is a relatively little-noticed component of the interstellar medium. In an effort to address this, forty-one Planck Galactic Cold Clumps at high Galac…
Examinations of CO completeness based on three independent CO surveys
Yan Sun, Ji Yang, Qing-Zeng Yan +7
We report the global properties recovered by an ongoing CO survey of the Milky Way Imaging Scroll Painting (MWISP) toward the Galactic outskirts. %To better understand the observat…
A Multi-wavelength Study on the Formation of AFGL 333-Ridge
XiaoLian Liang, Jin-Long Xu, Ye Xu +1
We presented a multi-wavelength study of AFGL 333-Ridge. The molecular line data reveals that the AFGL 333-Ridge has two independent velocity components at -50.5 km/s and -48.0 km/…
Three isotopologues CO survey of Molecular Clouds in the CMa OB1 complex
Ze-Hao Lin, Yan Sun, Ye Xu +2
Using the Purple Mountain Observatory 13.7-m millimeter telescope at Delingha in China, we have conducted a large-scale simultaneous survey of CO, CO, and \xxco (…
Distances to molecular clouds in the second Galactic quadrant
Qing-Zeng Yan, Ji Yang, Yan Sun +5
We present distances to 76 medium-sized molecular clouds and an extra large-scale one in the second Galactic quadrant ( and ), 73 of…
High-sensitivity millimeter imaging of molecular outflows in nine nearby high-mass star-forming regions
De-Jian Liu, Ye Xu, Ying-Jie Li +6
We present a study of molecular outflows using six molecular lines (including 12CO/13CO/C18O/HCO+(J = 1-0) and SiO/CS(J = 2-1)) toward nine nearby high-mass star-forming regions wi…
A catalogue of 74 new open clusters found in Gaia Data-Release 2
Zhi-Hong He, Ye Xu, Chao-Jie Hao +2
Based on astrometric data from Gaia DR2, we employ an unsupervised machine learning method to blindly search for open star clusters in the Milky Way within the Galactic latitude ra…
CO Outflow Candidates Toward the W3/4/5 Complex II: Feedback from Candidate Outflows
Yingjie Li, Ye Xu, Yan Sun +1
To date, few studies have focused on protostellar outflow feedback at scales larger than several parsecs. To address this paucity of research, we investigate the effects of feedbac…
First embedded cluster formation in California molecular cloud
Jin-Long Xu, Ye Xu, Peng Jiang +5
We performed a multi-wavelength observation toward LkHa 101 embedded cluster and its adjacent 85arcmin*60arcmin region. The LkHa 101 embedded cluster is the first and only one sign…
Molecular cloud distances based on the MWISP CO survey and Gaia DR2
Qing-Zeng Yan, Ji Yang, Yan Sun +2
We present a new method of calculating distances of molecular clouds in the Galactic plane, using CO observations and the Gaia DR2 parallax and G-band extinction () measuremen…
CO Outflow Candidates Toward the W3/4/5 Complex I: The Sample and its Spatial Distribution
Yingjie Li, Ye Xu, Yan Sun +3
Using the Purple Mountain Observatory Delingha 13.7 m telescope, we conducted a large-scale CO outflow survey (over 110 deg) towa…
Parallaxes for star forming regions in the inner Perseus spiral arm
Bo Zhang, Mark J. Reid, Lian Zhang +8
We report trigonometric parallax and proper motion measurements of 6.7-GHz CH3OH and 22-GHz H2O masers in eight high-mass star-forming regions (HMSFRs) based on VLBA observations a…
The Distances to Molecular Clouds at High Galactic Latitudes based on GAIA DR2
Qing-Zeng Yan, Bo Zhang, Ye Xu +4
We report the distances of molecular clouds at high Galactic latitudes (|b|>10) derived from parallax and G band extinction (A) measurements in the second Gaia da…
The Milky Way Imaging Scroll Painting (MWISP): Project Details and Initial Results from the Galactic Longitude of 25.8deg to 49.7deg
Yang Su, Ji Yang, Shaobo Zhang +9
The Milky Way Imaging Scroll Painting (MWISP) project is an unbiased Galactic plane CO survey for mapping regions of l=-10deg to +250deg and |b|<5.2deg with the 13.7 m telescope of…
The spiral structure of the Milky Way
Ye Xu, Ligang Hou, Yuanwei Wu
The morphology and kinematics of the spiral structure of the Milky Way is a long-standing problem in astrophysics. In this review we firstly summarize various methods with differen…
Improved Selection Criteria for HII Regions, based on IRAS Sources
Qing-Zeng Yan, Ye Xu, A. J. Walsh +6
We present new criteria for selecting HII regions from the Infrared Astronomical Satellite (IRAS) Point Source catalogue (PSC), based on an HII region catalogue derived manually fr…
Molecular Gas Toward the Gemini OB1 Molecular Cloud Complex II: CO Outflow Candidates with Possible WISE Associations
Yingjie Li, Fa-Cheng Li, Ye Xu +4
We present a large scale survey of CO outflows in the Gem OB1 molecular cloud complex and its surroundings using the Purple Mountain Observatory Delingha 13.7 m telescope. A total…
The TOP-SCOPE survey of Planck Galactic Cold Clumps: Survey overview and results of an exemplar source, PGCC G26.53+0.17
Tie Liu, Kee-Tae Kim, Mika Juvela +11
The low dust temperatures (<14 K) of Planck Galactic Cold Clumps (PGCCs) make them ideal targets to probe the initial conditions and very early phase of star formation. TOP-SCOPE i…