Cover Image

The EoR 21-cm Bispectrum at $z=8.2$ from MWA data I: Foregrounds and preliminary upper limits

Fuente: arXiv

Saved in:

Bibliographic Details
Main Authors:	Gill, Sukhdeep Singh, Bharadwaj, Somnath, Elahi, Khandakar Md Asif, Sethi, Shiv K., Patwa, Akash Kumar
Format:	Preprint
Published:	2025
Subjects:	Cosmology and Nongalactic Astrophysics Astrophysics of Galaxies
Online Access:	Acceder al recurso
Tags:	Add Tag No Tags, Be the first to tag this record!

Similar Items

The Epoch of Reionization 21 cm Bispectrum at $z=8.2$ from MWA data II: Smooth Component Filtering
by: Gill, Sukhdeep Singh, et al.
Published: (2026)

The Tracking Tapered Gridded Estimator for the 21-cm power spectrum from the Murchison Widefield Array (MWA) drift scan observations -- III. Improved upper limits at $z = 8.2$ from multiple pointings
by: Sarkar, Shouvik, et al.
Published: (2026)

The Tracking Tapered Gridded Estimator for the 21-cm power spectrum from MWA drift scan observations I: Validation and preliminary results
by: Chatterjee, Suman, et al.
Published: (2024)

The Tracking Tapered Gridded Estimator for the 21-cm power spectrum from MWA drift scan observations II: The Missing Frequency Channels
by: Elahi, Khandakar Md Asif, et al.
Published: (2024)

The Evolving Power Spectrum for the light cone Epoch of Reionization (EoR) 21-cm signal
by: Pramanick, Suman, et al.
Published: (2025)

A measurement of Galactic synchrotron emission using MWA drift scan observations
by: Chatterjee, Suman, et al.
Published: (2025)

A Visibility-based 21 cm Bispectrum Estimator for Radio-interferometric Data
by: Gill, Sukhdeep Singh, et al.
Published: (2025)

The monopole and quadrupole moments of the Epoch of Reionization (EoR) 21-cm bispectrum
by: Gill, Sukhdeep Singh, et al.
Published: (2023)

A visibility-based angular bispectrum estimator for radio-interferometric data
by: Gill, Sukhdeep Singh, et al.
Published: (2024)

Bayes-SCF: A Bayesian filter to mitigate foreground leakage in the 21-cm power spectrum
by: Elahi, Khandakar Md Asif
Published: (2026)

Verifying the Australian MWA EoR pipeline I: 21-cm sky model and correlated measurement density
by: Line, J. L. B., et al.
Published: (2024)

Verifying the Australian MWA EoR pipeline II: fundamental limits of the AusEoRPipe and the impact of instrumental effects
by: Line, J. L. B., et al.
Published: (2025)

A Brisk Estimator for the Angular Multipoles (BEAM) of the redshift space bispectrum
by: Gill, Sukhdeep Singh, et al.
Published: (2024)

Towards $21$-cm intensity mapping at $z=2.28$ with uGMRT using the tapered gridded estimator -- IV. Wideband analysis
by: Elahi, Khandakar Md Asif, et al.
Published: (2024)

Generative Models of 21cm EoR Lightcones with 3D Scattering Transforms
by: Hothi, Ian, et al.
Published: (2025)

Wavelet Based Statistics for Enhanced 21cm EoR Parameter Constraints
by: Hothi, Ian, et al.
Published: (2023)

Deep uGMRT observations for enhanced calibration of 21 cm arrays -- I. First image and source catalogue
by: Elahi, Khandakar Md Asif, et al.
Published: (2025)

An emulator-based forecasting on astrophysics and cosmology with 21 cm and density cross-correlations during EoR
by: Maity, Barun
Published: (2025)

Simulation-Based Inference of the sky-averaged 21-cm signal from CD-EoR with REACH
by: Saxena, Anchal, et al.
Published: (2024)

Calibration requirements for Epoch of Reionization 21-cm signal observations -- IV. Bias and variance with time and frequency correlated residual gains
by: Gayen, Saikat, et al.
Published: (2025)

Improved Constraints on the 21 cm EoR Power Spectrum and the X-Ray Heating of the IGM with HERA Phase I Observations
by: The HERA Collaboration, et al.
Published: (2022)

Probing the HI distribution at small scales using 21-cm Intensity Mapping at large scales
by: Chhabra, Minal, et al.
Published: (2025)

Primordial magnetic fields in the light of upcoming post-EoR Lyman-$α$ and 21-cm observations
by: Bhaumik, Arko, et al.
Published: (2026)

Improved limits on the 21cm signal at z=6.5-7.0 with the MWA using Gaussian information
by: Trott, Cathryn M., et al.
Published: (2025)

Probing Reionization up to the Mark: The Marked Power Spectrum to unveil the HI 21-cm signal from the EoR
by: Pandya, Vishrut, et al.
Published: (2026)

21 cm Signal from the Thermal Evolution of Lyman-$α$ during Cosmic Dawn
by: Raste, Janakee, et al.
Published: (2025)

Limits on the 21 cm power spectrum at z=6.5-7.0 from MWA observations
by: Nunhokee, C. D., et al.
Published: (2025)

Strategy for mitigation of systematics for EoR experiments with the Murchison Widefield Array
by: Nunhokee, Chuneeta D., et al.
Published: (2024)

The Bayesian Global Sky Model (B-GSM): Validation of a Data Driven Bayesian Simultaneous Component Separation and Calibration Algorithm for EoR Foreground Modelling
by: Carter, George, et al.
Published: (2025)

CCAT: A status update on the EoR-Spec instrument module for Prime-Cam
by: Freundt, Rodrigo, et al.
Published: (2024)

Probing Decaying Dark Matter Using the Post-EoR HI 21-cm signal
by: Yadav, Mohit, et al.
Published: (2024)

Quantifying and mitigating the effect of snapshot interval in light-cone Epoch of Reionization 21-cm simulations
by: Pramanick, Suman, et al.
Published: (2023)

Constraining Statistical Isotropy using 21cm Power Spectrum and Bispectrum
by: Joshi, Bhuwan, et al.
Published: (2025)

Recovering the Wedge Modes Lost to 21-cm Foregrounds
by: Gagnon-Hartman, Samuel, et al.
Published: (2021)

Square Kilometre Array Science Data Challenge 3a: foreground removal for an EoR experiment
by: Bonaldi, A., et al.
Published: (2025)

The size and shape dependence of the SDSS galaxy bispectrum
by: Nandi, Anindita, et al.
Published: (2024)

Probing gravity beyond general relativity with bispectrum multipoles of cosmological tracers: I. Theoretical Foundations
by: Gill, Sukhdeep Singh
Published: (2025)

An evaluation of source-blending impact on the calibration of SKA EoR experiments
by: Shan, Chenxi, et al.
Published: (2024)

REBELS-IFU: Linking damped Lyman-$α$ absorption to [CII] emission and dust content in the EoR
by: Rowland, Lucie E., et al.
Published: (2025)

Mitigating gain calibration errors from EoR observations with SKA1-Low AA*
by: Beohar, Eeshan, et al.
Published: (2025)