2.5k citations · 6.4k across the 83 of their papers we have counts for
83 papers
The Mass-Metallicity Relation of Dwarf Galaxies at Cosmic Noon from JWST Observations
Mingyu Li, Zheng Cai, Fuyan Bian +13
We present a study of the mass-metallicity relation (MZR) of 51 dwarf galaxies () at from the Abell 2744 and SMACS J0723-3732…
Metal-Enriched Neutral Gas Reservoir around a Strongly-lensed, Low-mass Galaxy at Identified by JWST/NIRISS and VLT/MUSE
Xiaojing Lin, Zheng Cai, Siwei Zou +19
Direct observations of low-mass, low-metallicity galaxies at provide an indispensable opportunity for detailed inspection of the ionization radiation, gas flow, and met…
Probing the Diffuse Lyman-alpha Emission on Cosmological Scales: Lyα Emission Intensity Mapping Using the Complete SDSS-IV eBOSS Survey
Xiaojing Lin, Zheng Zheng, Zheng Cai
Based on the Sloan Digital Sky Survey Data Release 16, we have detected the large-scale structure of Ly emission in the Universe at redshifts --3.5 by cross-correlating q…
An Unsupervised Learning Approach for Quasar Continuum Prediction
Zechang Sun, Yuan-Sen Ting, Zheng Cai
Modeling quasar spectra is a fundamental task in astrophysics as quasars are the tell-tale sign of cosmic evolution. We introduce a novel unsupervised learning algorithm, Quasar Fa…
Spatially resolved molecular interstellar medium in a quasar host galaxy
Jianan Li, Bram P. Venemans, Fabian Walter +3
We present high spatial resolution (0.4", 2.2kpc) observations of the CO(6-5), CO(7-6) and [CI] lines and dust continuum emission from the interstellar medium in the host galaxy of…
A Multiwavelength Study of ELAN Environments (AMUSE): Ubiquitous dusty star-forming galaxies associated with enormous Ly nebulae on megaparsec scales
Marta Nowotka, Chian-Chou Chen, Fabrizio Arrigoni Battaia +5
We have been undertaking a systematic survey at 850 m based on a sample of four prototypical enormous Ly nebulae (ELANe) as well as their megaparsec-scale (Mpc-sca…
Massive molecular outflow and 100 kpc extended cold halo gas in the enormous Ly nebula of QSO 1228+3128
Jianrui Li, Bjorn H. C. Emonts, Zheng Cai +9
The link between the circum-galactic medium (CGM) and the stellar growth of massive galaxies at high- depends on the properties of the widespread cold molecular gas. As part of…
Discovery of a protocluster core associated with an enormous Ly Nebula at
Qiong Li, Ran Wang, Helmut Dannerbauer +10
The MAMMOTH-1 nebula at is an enormous Ly nebula (ELAN) extending to a 440 kpc scale at the center of the extreme galaxy overdensity BOSS 1441. In this paper, we…
A [C II] 158m Emitter Associated with an OI Absorber at the End of the Reionization Epoch
Yunjing Wu, Zheng Cai, Marcel Neeleman +12
The physical and chemical properties of the circumgalactic medium (CGM) at have been studied successfully through the absorption in the spectra of background Quasi-Stel…
From large-scale environment to CGM angular momentum to star forming activities -- II: quenched galaxies
Shengdong Lu, Dandan Xu, Sen Wang +7
The gas needed to sustain star formation in galaxies is supplied by the circumgalactic medium (CGM), which in turn is affected by accretion from large scales. In a series of two pa…
Spectroscopic Confirmation of two Extremely Massive Protoclusters BOSS1244 and BOSS1542 at
Dongdong Shi, Zheng Cai, Xiaohui Fan +3
We present spectroscopic confirmation of two new massive galaxy protoclusters at , BOSS1244 and BOSS1542, traced by groups of Coherently Strong Ly Absorption (CoS…
More variable quasars have stronger emission lines
Wen-Yong Kang, Jun-Xian Wang, Zhen-Yi Cai +1
The UV/optical variation, likely driven by accretion disc turbulence, is a defining characteristic of type 1 active galactic nuclei (AGNs) and quasars. In this work we investigate…
Accelerated galaxy growth and environmental quenching in a protocluster at z=3.24
Ke Shi, Jun Toshikawa, Kyoung-Soo Lee +3
We present a multiwavelength study of galaxies around D4UD01, a spectroscopically confirmed protocluster at z = 3.24 to investigate environmental trends. 450 galaxies are selected…
"A more probable explanation" is still impossible to explain GN-z11-flash: in response to Steinhardt et al. (arXiv:2101.12738)
Linhua Jiang, Shu Wang, Bing Zhang +8
In Jiang et al. (2020), we reported a possible bright flash (hereafter GN-z11-flash) from a galaxy GN-z11 at z ~ 11. Recently, Steinhardt et al. (2021; arXiv:2101.12738) found 27 i…
Improved Lyman Alpha Tomography using Optimized Reconstruction with Constraints on Absorption (ORCA)
Zihao Li, Benjamin Horowitz, Zheng Cai
In this work, we propose an improved approach to reconstruct the three-dimensional intergalactic medium from observed Lyman- forest absorption features. We present our new metho…
Discovery of a damped Ly galaxy at z 3 towards the quasar SDSS J011852+040644
Ravi Joshi, Michele Fumagalli, Raghunathan Srianand +11
We report the detection of the host galaxy of a damped Ly system (DLA) with log N(HI) = at towards the background quasar SDSS…
A possible bright ultraviolet flash from a galaxy at redshift z ~ 11
Linhua Jiang, Shu Wang, Bing Zhang +8
In the optical sky, minutes-duration transients from cosmological distances are rare. Known objects that give rise to such transients include gamma-ray bursts (GRBs), the most lumi…
Evidence for GN-z11 as a luminous galaxy at redshift 10.957
Linhua Jiang, Nobunari Kashikawa, Shu Wang +9
GN-z11 was photometrically selected as a luminous star-forming galaxy candidate at redshift z > 10 based on Hubble Space Telescope (HST) imaging data. Follow-up HST near-infrared g…
Constraining the Halo Mass of Damped Ly Absorption Systems (DLAs) at using the Quasar-CMB Lensing Cross-correlation
Xiaojing Lin, Zheng Cai, Yin Li +2
We study the cross correlation of damped Ly systems (DLAs) and their background quasars, using the most updated DLA catalog and the Planck 2018 CMB lensing convergence field. Ou…
MAMMOTH: Confirmation of Two Massive Galaxy Overdensities at with H Emitters
XianZhong Zheng, Zheng Cai, FangXia An +2
Massive galaxy overdensities at the peak epoch of cosmic star formation provide ideal testbeds for the formation theories of galaxies and large-scale structure. We report the confi…
Statistical correlation between the distribution of Ly emitters and IGM HI at mapped by Subaru/Hyper Suprime-Cam
Yongming Liang, Nobunari Kashikawa, Zheng Cai +11
The correlation between neutral Hydrogen (HI) in the intergalactic medium (IGM) and galaxies now attracts great interests. We select four fields which include several coherently st…
Neutrino-dominated accretion flows: second nucleosynthesis factory in core-collapse supernovae and regulation of iron markets in galaxies
Tong Liu, Yan-Qing Qi, Zhen-Yi Cai +3
Cosmic metals are widely believed to be produced by supernovae (SNe) and compact object mergers. Here, we discuss the nucleosynthesis of neutrino-dominated accretion flows (NDAFs)…
A detailed study of massive galaxies in a protocluster at z=3.13
Ke Shi, Jun Toshikawa, Zheng Cai +2
We present a detailed study of Near-IR selected galaxies in a protocluster field at z = 3.13. Protocluster galaxies are selected using the available mutliwavelength data with the p…
EUCLIA. II. On the puzzling large UV to X-ray lags in Seyfert galaxies
Zhen-Yi Cai, Jun-Xian Wang, Mouyuan Sun
Recent intense X-ray and UV monitoring campaigns with Swift have detected clear UV lags behind X-ray in several local active galactic nuclei (AGNs). The UV to X-ray lags are often…