XJ
Xihan Ji
astro-ph.GAastro-ph.COastro-ph.HEastro-ph.SRastro-ph.IM
On Valency
published · living versionsW_k8bznkcm·v1 · currentpublished
SDSS-IV MaNGA: Refining Strong Line Diagnostic Classifications Using Spatially Resolved Gas Dynamics
with David R. Law, Francesco Belfiore, Matthew A. Bershady, Michele Cappellari +6
1 version
Preprints & journals
84 papers in the corpus · 2019–2026GA-NIFS view of LAP1: Assembly of Pop~III stellar clusters during EoR2609.35945v1 · J. Scholtz, R. Maiolino, S. Carniani et al.2026 · 0 citationsarXiv
N/O-enhanced chemical enrichment by massive stars: the interplay of optically-thick winds and rotation2609.26998v2 · Boyuan Liu, Michela Mapelli, Lumen Boco et al.2026 · 0 citationsarXiv
LATED: Ly-anchored photometric selection of candidate metal-free and extremely metal-poor star formation from the end of reionisation to cosmic noon2609.24588v1 · Mingyu Li, Zheng Cai, Roberto Maiolino et al.2026 · 0 citationsarXiv
LATED: JWST integral field spectroscopy of a galaxy caught in chemical infancy at behind Abell 27442609.24589v1 · Mingyu Li, Roberto Maiolino, Zheng Cai et al.2026 · 0 citationsarXiv
Gone with the wind? Potential gas inflow in the broad-line region of a QSO at traced by time-varying Balmer absorption2609.25224v1 · Xihan Ji, Dominic J. Walton, Francesco D'Eugenio et al.2026 · 0 citationsarXiv
A Dusty Quenching-candidate AGN host at z=5.7: massive quiescent galaxies may quench already during the dust-obscured phase2609.07825v1 · Francesco D'Eugenio, Matilde Brazzini, Roberto Maiolino et al.2026 · 0 citationsarXiv
Misaligned or chaotic? A strong break of axial symmetry in the local LRD J1025 revealed with VLT/FORS2 spectropolarimetry2607.28715v1 · Francesco D'Eugenio, Gabriele Pezzulli, Roberto Maiolino et al.2026 · 0 citationsarXiv
An (in)complete NIRSpec census of Balmer absorption in Type 1 AGN -- radiation-driven outflows in little red dots, quasars and variable stars2607.19057v1 · Ignas Juodzbalis, Xihan Ji, Francesco D'Eugenio et al.2026 · 0 citationsarXiv
Charting the expansion of the Universe from z$\sim\sim$14 with HII galaxies2607.14254v1 · R. Ch'avez, R. Terlevich, A. L. Gonz'alez-Mor'an et al.2026 · 0 citationsarXiv
Globular cluster abundance patterns inherited from giant molecular clouds2607.05509v1 · William McClymont, Vasily Belokurov, Sandro Tacchella et al.2026 · 0 citationsarXiv
Cosmic evolution of the helium and oxygen abundances in type 2 Active Galactic Nuclei: Helium-loud AGNs2606.25890v1 · O. L. Dors, M. Armah, G. F. Hagele et al.2026 · 0 citationsarXiv
Little Red Dots as Supermassive Counterparts of SS 433: A Hyper-Eddington Accretion Framework2606.21105v2 · Shuying Zhou, Mouyuan Sun, Xihan Ji et al.2026 · 0 citationsarXiv
Little Red and Blue Dots: AGN-excited narrow lines, Lyman- emission, and resemblance to standard quasars2606.21614v1 · Sophia Geris, Roberto Maiolino, Xihan Ji et al.2026 · 0 citationsarXiv
JADES: the mass-metallicity relation at . New calibrations, extremely metal-poor galaxies, and chemical diversity2606.11345v1 · Yuki Isobe, Mirko Curti, Roberto Maiolino et al.2026 · 2 citationsarXiv
A Steep-Extinction Quasi-stellar Object at z=4.6: JWST Evidence for Abundant Small Dust Grains2606.02685v2 · Mingyu Li, Zheng Cai, Roberto Maiolino et al.2026 · 0 citationsMingyu Li et al 2026, ApJL, 1008, L22
A direct black-hole mass measurement in a little red dot at high redshift.42203931 · Juodžbalis, Ignas, Marconcini, Cosimo, D'Eugenio, Francesco et al.2026 · 19 citationsNature. 2026;653(8116):1017-1021
Intense and extended CIII] emission suggests a strong outflow in JADES-GS-z14-02604.11899v1 · Stefano Carniani, Peter Jakobsen, Giacomo Venturi et al.2026 · 0 citationsarXiv
The Cliff: A Metal-Poor Little Red Dot Hosting an Overmassive Black Hole at 2604.09177v1 · Lucy R. Ivey, Francesco D'Eugenio, Roberto Maiolino et al.2026 · 2 citationsMon Not R Astron Soc (2026)
Holes in the BH? AGN signatures in the FUV spectrum of a black-hole dominated Little Red Dot at 2604.03370v1 · Xihan Ji, Gabriele Pezzulli, Francesco D'Eugenio et al.2026 · 1 citationarXiv
Constraints on the host galaxy and AGN properties of three z > 6 JWST AGN from NOEMA observations2603.29652v1 · Giovanni Mazzolari, Hannah Ubler, Rodrigo Herrera Camus et al.2026 · 1 citationarXiv
Little Red and Blue Dots: simply stratified Broad Line Regions2603.22277v2 · J. Scholtz, F. D'Eugenio, R. Maiolino et al.2026 · 1 citationarXiv
The search for Population III: Confirmation of a HeII emitter with no metal lines at z=10.62603.20362v4 · Roberto Maiolino, Hannah Ubler, Michele Perna et al.2026 · 2 citationsarXiv
Surprising increase of electron temperature in metal-rich star-forming region2603.05434v1 · Ziming Peng, Renbin Yan, Zesen Lin et al.2026 · 0 citationsarXiv
Little Red Dots: One Photometric Tag Concealing Diverse Spectroscopic Flavors of Massive Star Formation and Black Hole Activity2602.20247v3 · Pablo G. P'erez-Gonz'alez, Guillermo Barro, Stefano Carniani et al.2026 · 1 citationarXiv
The Little Blue and Red Dots Rosetta Stones: Non-Gaussian broad lines, hot dust, and X-ray weakness2601.22214v1 · M. Brazzini, F. D'Eugenio, R. Maiolino et al.2026 · 3 citationsarXiv
Undermassive Hosts of $z = 4-6 $ AGN from JWST/NIRCam Image Decomposition with CONGRESS, FRESCO, and JADES2601.15962v2 · Zheng Ma, Eichi Egami, Yongda Zhu et al.2026 · 0 citationsarXiv
JADES: Evolution of nitrogen abundances in star-forming galaxies from z ~ 1.5-72601.15964v1 · Alex J. Cameron, Courtney Carreira, Charlotte Simmonds et al.2026 · 1 citationMon Not R Astron Soc (2026)
Discovery of a gas-enshrouded broad-line AGN at z 72601.11125v1 · Qianqiao Zhou, Xin Wang, Hang Zhou et al.2026 · 0 citationsarXiv
Tracing nitrogen enrichment across cosmic time with JWST2512.07955v3 · E. Cataldi, F. Belfiore, M. Curti et al.2025 · 1 citationA&A 709, A199 (2026)
JADES Dark Horse: demonstrating high-multiplex observations with JWST/NIRSpec dense-shutter spectroscopy in the JADES Origins Field2510.11626v2 · Francesco D'Eugenio, Erica J. Nelson, Daniel J. Eisenstein et al.2025 · 4 citationsMon Not R Astron Soc (2026)
Black Holes in the Shadow: The Missing High-Ionization Lines in the Earliest JWST AGNs2510.10772v2 · Greta Zucchi, Xihan Ji, Piero Madau et al.2025 · 1 citationarXiv
Irony at z=6.68: a bright AGN with forbidden Fe emission and multi-component Balmer absorption2510.00101v1 · Francesco D'Eugenio, Erica Nelson, Xihan Ji et al.2025 · 6 citationsarXiv
BlackTHUNDER: Shedding light on a dormant and extreme little red dot at z=8.502509.20455v2 · Gareth C. Jones, Hannah Ubler, Roberto Maiolino et al.2025 · 9 citationsarXiv
SDSS-IV MaNGA: Data-Model Discrepancy in Temperature-sensitive Line Ratios for Star-forming Galaxies2509.18770v1 · Ziming Peng, Renbin Yan, Xihan Ji et al.2025 · 0 citationsA&A 703, A236 (2025)
JADES: the chemical enrichment pattern of distant galaxies -- enhancement, silicon depletion, and iron enhancement2509.18055v2 · Yuki Isobe, Roberto Maiolino, Xihan Ji et al.2025 · 2 citationsarXiv
The possible accretion discs of GN-z11 at redshift z = 10.6, MoM-z14 at z = 14.44 and other high redshift objects2509.05459v2 · A. C. Fabian, J. Jiang, W.M. Baker et al.2025 · 0 citationsarXiv
Lord of LRDs: Insights into a "Little Red Dot" with a low-ionization spectrum at z = 0.12507.23774v4 · Xihan Ji, Francesco D'Eugenio, Ignas Juodzbalis et al.2025 · 16 citationsarXiv
JADES-GS-z14-1: A Compact, Faint Galaxy at with Weak Metal Lines from Extremely Deep JWST MIRI, NIRCam, and NIRSpec Observations2507.22858v2 · Zihao Wu, Daniel J. Eisenstein, Benjamin D. Johnson et al.2025 · 0 citationsarXiv
A deep dive down the broad-line region: permitted OI, CaII and FeII emission in an AGN Little Red Dot at z=5.32507.20684v2 · Roberta Tripodi, Marusa Bradac, Francesco D'Eugenio et al.2025 · 1 citationarXiv
JADES: Carbon-enhanced, Nitrogen-normal compact galaxy at z=11.22507.17809v3 · J. Scholtz, M. S. Silcock, E. Curtis-Lake et al.2025 · 6 citationsarXiv
The THESAN-ZOOM project: Mystery N/O more -- uncovering the origin of peculiar chemical abundances and a not-so-fundamental metallicity relation at 2507.08787v2 · William McClymont, Sandro Tacchella, Aaron Smith et al.2025 · 13 citationsarXiv
Ruling out dominant electron scattering in Little Red Dots' Rosetta Stone using multiple hydrogen lines2507.08929v1 · Matilde Brazzini, Francesco D'Eugenio, Roberto Maiolino et al.2025 · 15 citationsMon Not R Astron Soc Lett (2025) L167-L173
JADES reveals a large population of low mass black holes at high redshift2506.22147v1 · Sophia Geris, Roberto Maiolino, Yuki Isobe et al.2025 · 17 citationsMon Not R Astron Soc (2025)
JADES and BlackTHUNDER: rest-frame Balmer-line absorption and the local environment in a Little Red Dot at z = 52506.14870v2 · Francesco D'Eugenio, Ignas Juodzbalis, Xihan Ji et al.2025 · 22 citationsarXiv
Overmassive black holes in the early Universe can be explained by gas-rich, dark matter-dominated galaxies2506.13852v2 · William McClymont, Sandro Tacchella, Xihan Ji et al.2025 · 9 citationsarXiv
A black hole in a near-pristine galaxy 700 million years after the Big Bang2505.22567v6 · Roberto Maiolino, Hannah Uebler, Francesco D'Eugenio et al.2025 · 28 citationsMon Not R Astron Soc (2026)
Connecting JWST discovered N/O-enhanced galaxies to globular clusters: Evidence from chemical imprints2505.12505v2 · Xihan Ji, Vasily Belokurov, Roberto Maiolino et al.2025 · 25 citationsarXiv
Metallicity of Active Galactic Nuclei from ultraviolet and optical emission lines I: Carbon abundance dependence2505.00095v1 · O.L. Dors, C. B. Oliveira, M.V. Cardaci et al.2025 · 5 citationsarXiv
JWST MIRI reveals the diversity of nuclear mid-infrared spectra of nearby type-2 quasars2504.01595v1 · C. Ramos Almeida, I. Garcia-Bernete, M. Pereira-Santaella et al.2025 · 24 citationsA&A 698, A194 (2025)
BlackTHUNDER strikes twice: rest-frame Balmer-line absorption and high Eddington accretion rate in a Little Red Dot at 2503.11752v2 · Francesco D'Eugenio, Roberto Maiolino, Michele Perna et al.2025 · 9 citationsarXiv
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