Wenkai Hu
National Astronomical Observatories, Chinese Academy of Sciences
Email: wkhu@nao.cas.cn
Mailing Address: Room 436, Building A, National Astronomical Observatories, Chinese Academy of Sciences
Postal Code: 100101
Research Areas
HI cosmology, large-scale structure, galaxy evolution, HI and CII intensity mapping, HI and OH absorbers, radio astronomy
Education
2017-06 – 2019-04 International Centre for Radio Astronomy Research (ICRAR), Joint PhD Training Program
2014-09 – 2020-07 National Astronomical Observatories, Chinese Academy of Sciences (NAOC), PhD in Natural Science
2010-09 – 2014-06 University of Science and Technology of China, Bachelor in Natural Science
Experience
Work Experience
Jan 2026 – present, National Astronomical Observatories, Chinese Academy of Sciences, Associate Researcher
Oct 2023 – Dec 2025, University of the Western Cape, SKA Postdoctoral Fellow
Oct 2020 – Sep 2023, LAM (Laboratoire d’Astrophysique de Marseille), Postdoctoral Fellow
Publications
Papers
(1) FAST HI 21 cm Absorption Blind Survey II: Statistical Exploration of Associated and Intervening Systems, ApJS, 2025, First author, Corresponding author.
(2) CONCERTO at APEX: On-sky Performance in Continuum Observations, A&A, 2024, First author, Corresponding author.
(3) Detection of 21 cm Absorption with a Blind FAST Survey at z ≤ 0.09, A&A, 2023, First author, Corresponding author.
(4) The Atomic Hydrogen Content of Galaxies as a Function of Group-Centric Radius, MNRAS, 2021, First author, Corresponding author.
(5) 1/f Noise Analysis for the FAST HI Intensity Mapping Drift-Scan Experiment, MNRAS, 2021, First author.
(6) Forecast for FAST: From Galaxy Surveys to Intensity Mapping, MNRAS, 2020, First author.
(7) The Cosmic Atomic Hydrogen Mass Density as a Function of Mass and Galaxy Hierarchy from Spectral Stacking, MNRAS, 2020, First author, Corresponding author.
(8) An Accurate Low-Redshift Measurement of the Cosmic Neutral Hydrogen Density, MNRAS, 2019, First author, Corresponding author.
Research Interests
HI cosmology, large-scale structure, galaxy evolution, line intensity mapping, absorptions, radio astronomy
Conferences
(1) Mapping the Neutral Hydrogen Universe with the MeerKAT Large Area Synoptic Survey (MeerKLASS), 28th Guo Shoujing Academic Symposium of the Chinese Astronomical Society & 2026 Frontiers in Galaxy Cosmology Workshop, 2026-05-22
(2) The FAST HI 21-cm Absorption Blind Survey, 28th Guo Shoujing Academic Symposium of the Chinese Astronomical Society & 2026 Frontiers in Galaxy Cosmology Workshop, 2026-05-22
(3) Pursuing Large-Scale Structure Measurements with MeerKLASS, 21-cm Cosmology Workshop 2025 & Tianlai Collaboration Meeting, 2025-07-13
(4) Pursuing Large-Scale Structure Measurements with MeerKLASS: Data Processing for the UHF Band, 2025 SKAO General Science Meeting, A new era in astrophysics: Preparing for early science with the SKAO, 2025-06-16
(5) MeerKLASS: MeerKAT Large Area Synoptic Survey, 2025 International Conference on Gravitation, Astrophysics and Cosmology, 2025-06-09
(6) MeerKLASS: MeerKAT Large Area Synoptic Survey, Spectral Line Intensity Mapping 2025 Annual Meeting, 2025-06-02
(7) MeerKLASS: MeerKAT Large Area Synoptic Survey, Spectral Line Intensity Mapping 2024 Annual Meeting, 2024-06-12
Collaboration
Hongmeng project, member
The MeerKAT Large Area Synoptic Survey (MeerKLASS), builder, chair of RFI & Calibration Team
FAst neuTral HydrOgen intensity Mapping ExpeRiment (FATHOMER), member
CarbON CII line in post-rEionisation and ReionisaTiOn epoch (CONCERTO), member
Honors & Distinctions
(1) Outstanding FAST User (2023–2024), Institute (University), 2025
(2) Merit Student, Institute (University), 2017
(3) Merit Student, Institute (University), 2015
(4) Wang Shouguan Astronomy Talent Program, Institute (University), 2013