Probing Baryonic Feedback Effect with CSST Weak Lensing and Future FRB Measurements

arXiv:2606.24061 · astro-ph.CO · Submitted 2026-06-23 · Read on arXiv

Shuai Feng, Yan Gong, Qi Xiong, Xiaohui Liu, Hengjie Lin, Dingao Hu, Xuelei Chen

astro-ph.CO

Submitted: 2026-06-23

Comments: 16 pages, 9 figures, 1 table. Accepted for publication in ApJ

Code: https://github.com/tilmantroester/pyhmcode

License: http://arxiv.org/licenses/nonexclusive-distrib/1.0/

Terminology

• Weak Lensing — 38× in this paper · explained in 2 episodes
• Baryonic Feedback — 37× in this paper · explained in 3 episodes
• Alignment — 12× in this paper · explained in 1 episode
• Calibration — 7× in this paper · explained in 7 episodes
• AGN — 5× in this paper · explained in 1 episode
• Degeneracy — 4× in this paper · explained in 3 episodes
• Chinese Space-station Survey Telescope — 3× in this paper
• Gravitational Lensing — 3× in this paper · explained in 2 episodes
• Markov Chain Monte Carlo — 3× in this paper
• Matter Power Spectrum — 3× in this paper · explained in 2 episodes
• Square Kilometre Array — 3× in this paper
• Trace — 3× in this paper · explained in 2 episodes
• Accuracy — 2× in this paper · explained in 1 episode
• Fast Radio Bursts (FRBs) — 2× in this paper · explained in 4 episodes
• Active Galactic Nuclei (AGN) — 1× in this paper · explained in 1 episode
• Bayesian Framework — 1× in this paper · explained in 3 episodes
• Observational Selection Effects — 1× in this paper · explained in 2 episodes
• Star Formation Rate (SFR) — 1× in this paper · explained in 5 episodes
• Stellar Feedback — 1× in this paper · explained in 2 episodes

Sources

• NE2001.I. A New Model for the Galactic Distribution of Free Electrons and its Fluctuations
• Dark Energy Survey Year 6 Results: Cosmological Constraints from Cosmic Shear
• The DSA-2000 -- A Radio Survey Camera
• Forecasting Constraint on Primordial Black Hole Properties with the CSST $3\times2$pt Analysis
• Nulling baryonic feedback in weak lensing surveys using cross-correlations with fast radio bursts
• NE2025: An Updated Electron Density Model for the Galactic Interstellar Medium
• A first measurement of baryonic feedback with Fast Radio Bursts
• Calibrating baryonic feedback with weak lensing and fast radio bursts
• Backlighting the Cosmic Web with Fast Radio Bursts: An Anthology of Dispersion Measure Cross-Correlations with Large-Scale Structure and Baryon Tracers
• Cross-correlating galaxies and cosmic dispersion measures: Constraints on the gas-to-halo mass relation from 2MASS galaxies and 133 localized fast radio bursts
• Measurement of angular cross-correlation between the cosmological dispersion measure and the thermal Sunyaev--Zeldovich effect
• Galaxy dispersion measured by Fast Radio Bursts as a probe of baryonic feedback models
• Detection of correlated galaxy ellipticities on CFHT data: first evidence for gravitational lensing by large-scale structures
• Measurement of the Dispersion$\unicode{x2013}$Galaxy Cross-Power Spectrum with the Second CHIME/FRB Catalog

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