Concepedia

Yi Xu

YX

33

Publications

1.7K

Citations

20

H-Index

2009

Active since

Affiliations

The University of Tokyo(Current)

Kavli Institute for the Physics and Mathematics of the Universe

National Astronomical Observatory of Japan

The Graduate University for Advanced Studies, SOKENDAI

University of Geneva

Yi Xu is an author at The University of Tokyo specializing in engineering, photometry, and physics.

ORCID

Top concepts

Publications per year

2009–2025

33

Publications

33

A JWST/NIRSpec First Census of Broad-line AGNs at z = 4–7: Detection of 10 Faint AGNs with M <sub>BH</sub> ∼ 10<sup>6</sup>–10<sup>8</sup> M <sub>⊙</sub> and Their Host Galaxy Properties

Yuichi Harikane, Yechi Zhang, Kimihiko Nakajima et al. · The Astrophysical Journal · 2023 · 401 citations · Full text

, , +13

Pure Spectroscopic Constraints on UV Luminosity Functions and Cosmic Star Formation History from 25 Galaxies at z <sub>spec</sub> = 8.61–13.20 Confirmed with JWST/NIRSpec

Yuichi Harikane, Kimihiko Nakajima, Masami Ouchi et al. · The Astrophysical Journal · 2023 · 152 citations · Full text

, , +9

Temporal Knowledge Graph Reasoning with Historical Contrastive Learning

Yi Xu, Junjie Ou, Hui Xu et al. · Proceedings of the AAAI Conference on Artificial Intelligence · 2023 · 117 citations · Full text

, , +19

Redshift Evolution of Electron Density in the Interstellar Medium at z ∼ 0–9 Uncovered with JWST/NIRSpec Spectra and Line-spread Function Determinations

Yuki Isobe, Masami Ouchi, Kimihiko Nakajima et al. · The Astrophysical Journal · 2023 · 98 citations · Full text

, , +12

EMPRESS. VIII. A New Determination of Primordial He Abundance with Extremely Metal-poor Galaxies: A Suggestion of the Lepton Asymmetry and Implications for the Hubble Tension

Akinori Matsumoto, Masami Ouchi, Kimihiko Nakajima et al. · The Astrophysical Journal · 2022 · 89 citations · Full text

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