39 citations · 339 across the 27 of their papers we have counts for
27 papers
Direct Evidence for Outflow Driven by Wolf-Rayet Stars in the Nearby Galaxy PGC44685
Qian Huang, Zhengyi Chen, Min Bao +3
Wolf--Rayet (WR) stars are evolved massive stars which can drive strong stellar winds, injecting energy and momentum into the interstellar medium (ISM). However, the geometry and k…
Clumpy Starburst in a Local Dwarf Galaxy, NGC 1522
Liuze Long, Yulong Gao, Qiusheng Gu +8
To investigate the star-forming process in nearby dwarf galaxies, we present Integral Field Units (IFU) observation of the star-forming dwarf galaxy, NGC 1522, with the Very Large…
Astronomical image denoising by self-supervised deep learning and restoration processes
Tie Liu, Yuhui Quan, Yingna Su +9
Image denoising based on deep learning has witnessed significant advancements in recent years. However, existing deep learning methods lack quantitative control of the deviation or…
PGC 44685: A Dwarf Star-forming Lenticular Galaxy with Wolf-Rayet Population
Shiying Lu, Qiusheng Gu, Yulong Gao +8
Lenticular galaxies (S0s) are formed mainly from the gas stripping of spirals in the cluster. But how S0s form and evolve in the field is still untangled. Based on spatially resolv…
The HI reservoir in central spiral galaxies and the implied star formation process
Jing Dou, Yingjie Peng, Qiusheng Gu +14
The cold interstellar medium (ISM) as the raw material for star formation is critical to understanding galaxy evolution. It is generally understood that galaxies stop making stars…
Detection of metal enrichment by SN 2011jm in NGC 4809
Yulong Gao, Qiusheng Gu, Ping Zhou +2
The cosmic metals are believed to originate from stellar and supernovae (SNe) nucleosynthesis, dispersed into the interstellar medium (ISM) through stellar winds and supernova expl…
Strong [O III] λ5007 Compact Galaxies Identified from SDSS DR16 and Their Scaling Relations
Weiyu Ding, Hu Zou, Xu Kong +11
Green pea galaxies are a special class of star-forming compact galaxies with strong [O III]λ5007 and considered as analogs of high-redshift Lyα-emitting galaxies and potential sour…
Merger-induced star formation in low-metallicity dwarf galaxy NGC 4809/4810
Yulong Gao, Qiusheng Gu, Guilin Liu +5
The physical mechanisms driving starbursts in dwarf galaxies are unclear, and the effects of mergers on star formation in these galaxies are still uncertain. We explore how the mer…
Unveiling the formation of NGC 2915 with MUSE: A counter-rotating stellar disk embedded in a disordered gaseous environment
Yimeng Tang, Bojun Tao, Hong-Xin Zhang +6
NGC 2915 is a unique nearby galaxy that is classified as an isolated blue compact dwarf based on its optical appearance but has an extremely extended H i gas disk with prominent Sd…
CO Excitation and its Connection to Star Formation at 200 pc in NGC 1365
Fumi Egusa, Yulong Gao, Kana Morokuma-Matsui +2
We report high resolution 2" ~ 200 pc mappings of the central region of the nearby barred spiral galaxy NGC 1365 in the CO(1--0) and CO(2--1) emission lines. The 2--1/1--0 ratio of…
Spatially resolved mass-metallicity relation at z~0.26 from the MUSE-Wide Survey
Yao Yao, Guangwen Chen, Haiyang Liu +5
Aims: There is a spatially resolved star-forming main sequence (rSFMS) and mass-metallicity relation (rMZR) of galaxies in local universe. We know that the global mass-metallicity…
The molecular gas resolved by ALMA in the low-metallicity dwarf merging galaxy Haro 11
Yulong Gao, Qiusheng Gu, Yong Shi +9
The physical mechanisms for starburst or quenching in less massive () galaxies are unclear. The merger is one of the inescapable processes referred to as b…
Asymmetric star formation triggered by gas inflow in a barred lenticular galaxy PGC 34107
Shiying Lu, Qiusheng Gu, Xue Ge +8
Comparing to the inactive and gas-poor normal lenticular galaxies (S0s) in the local universe, we study a barred star-forming S0 galaxy, PGC 34107, which has been observed by the C…
Sub-galactic scaling relations with T-based metallicity of low metallicity regions in galaxies: metal-poor gas inflow may have important effects?
Yao Yao, Haiyang Liu, Xu Kong +7
The scaling relationship is a fundamental probe of the evolution of galaxies. Using the integral field spectroscopic data from the Mapping Nearby Galaxies at Apache Point Observato…
SDSS-IV MaNGA: Enhanced Star Formation in Galactic-scale Outflows
Min Bao, Yanmei Chen, Qirong Yuan +8
Using the integral field unit (IFU) data from Mapping Nearby Galaxies at Apache Point Observatory (MaNGA) survey, we collect a sample of 36 star forming galaxies that host galactic…
The Nuclear Region of NGC1365: Star Formation, Negative Feedback, and Outflow Structure
Yulong Gao, Fumi Egusa, Guilin Liu +5
High-resolution observations of ionized and molecular gas in the nuclear regions of galaxies are indispensable for delineating the interplay of star formation, gaseous inflows, ste…
New Constraints on the Origin of Surface Brightness Profile Breaks of Disk Galaxies from MaNGA
Yimeng Tang, Qianhui Chen, Hong-Xin Zhang +6
In an effort to probe the origin of surface brightness profile (SBP) breaks widely observed in nearby disk galaxies, we carry out a comparative study of stellar population profiles…
The Local Star Formation Rate Surface Density And Metallicity Relation For Star-forming Galaxies
Berzaf B. Teklu, Yulong Gao, Xu Kong +2
We study the relations between gas-phase metallicity (), local stellar mass surface density (), and the local star formation surface density () in a sample of…
Dust Attenuation Curve for Local Subgalactic Star-forming Regions
Berzaf B. Teklu, Zesen Lin, Xu Kong +5
We compile a sample of about 157,000 spaxels from the Mapping Nearby Galaxies at the Apache Point Observatory survey to derive the average dust attenuation curve for subgalactic st…
The Mass-Metallicity Relation at : Redshift Evolution and Parameter Dependency
Chi Huang, Hu Zou, Xu Kong +11
The spectra of emission-line galaxies (ELGs) from the extended Baryon Oscillation Spectroscopic Survey (eBOSS) of the Sloan Digit Sky Survey (SDSS) are used to study the mass-metal…
Mass - metallicity relation and fundamental metallicity relation of metal-poor star-forming galaxies at from the eBOSS survey
Yulong Gao, Min Bao, Qirong Yuan +7
The stellar mass-metallicity relation (, MZR) indicates that the metallicities of galaxies increase with increasing stellar masses. The fundamental metallicity relation (F…
What determines the local metallicity of galaxies: global stellar mass, local stellar mass surface density or star formation rate?
Yulong Gao, Enci Wang, Xu Kong +8
The metallicity and its relationship with other galactic properties is a fundamental probe of the evolution of galaxies. In this work, we select about 750,000 star-forming spatial…
Elevation or Suppression? The Resolved Star Formation Main Sequence of Galaxies with Two Different Assembly Modes
Qing Liu, Enci Wang, Zesen Lin +4
We investigate the spatially-resolved star formation main sequence in star-forming galaxies (SFGs) using Integral Field Spectroscopic (IFS) observations from the Mapping Nearby Gal…
The Properties of Massive Star-forming galaxies with Outside-in Assembly Mode
Enci Wang, Xu Kong, Huiyuan Wang +4
Previous findings show that massive () star-forming (SF) galaxies usually have an inside-out stellar mass assembly mode. In this paper, we have for the first tim…