SM
Suman Majumdar
astro-ph.COastro-ph.GAastro-ph.IMastro-ph.HEastro-phastro-ph.SRgr-qc
On Valency
published · living versionsW_7fgcfgyz·v1 · currentpublished
Project Hephaistos - II. Dyson sphere candidates from Gaia DR3, 2MASS, and WISE
with Matías Suazo, Erik Zackrisson, Priyatam K. Mahto, Fabian Lundell +3
1 version
Preprints & journals
75 papers in the corpus · 2000–2026Machine Learning and the SKA for Cosmic Dawn and the Epoch of Reionization2607.03606v1 · Anshuman Acharya, Michele Bianco, Daniela Breitman et al.2026 · 0 citationsarXiv
Cosmology with Intensity Mapping via Statistics Beyond the Power Spectrum in the SKAO Era2606.30200v2 · Suman Majumdar, Debanjan Sarkar, Leon Noble et al.2026 · 0 citationsarXiv
Cosmology with Multi-Wavelength Line Intensity Mapping Synergies in the SKAO Era2606.30224v2 · Debanjan Sarkar, Suman Majumdar, Chandra Shekhar Murmu et al.2026 · 0 citationsarXiv
Square Kilometer Array Synergies for the Epoch of Reionization and Cosmic Dawn2606.30947v1 · Anirban Chakraborty, Tirthankar R. Choudhury, Kanan K. Datta et al.2026 · 0 citationsarXiv
Inferring Cosmology and Astrophysics from the High-redshift 21cm Signal with SKA-Low2606.27858v1 · Anshuman Acharya, Satadru Bag, Sabrina Berger et al.2026 · 0 citationsarXiv
Overview of 21cm Experiments at high redshift with SKAO2606.26435v2 · EoR/CD Science Working Group, Gianni Bernardi, Daniela Breitman et al.2026 · 0 citationsarXiv
Imaging the 21-cm Signal from the Cosmic Dawn & Epoch of Reionization and the Connection with the Global Signal2606.24724v1 · Satadru Bag, Michele Bianco, Samir Choudhuri et al.2026 · 0 citationsarXiv
Probing Reionization up to the Mark: The Marked Power Spectrum to unveil the HI 21-cm signal from the EoR2605.18301v1 · Vishrut Pandya, Leon Noble, Suman Majumdar et al.2026 · 0 citationsarXiv
Probing the large-scale structure with 21cm-galaxy cross-bispectrum: Estimates from simulations and forecasts for upcoming cosmological surveys2604.15440v2 · Leon Noble, Suman Majumdar, Matteo Viel et al.2026 · 0 citationsarXiv
Interpreting the HI 21-cm cosmology maps through Largest Cluster Statistics III: Impact of the lightcone effect2602.16651v1 · Hemanth Potluri, Manas Mohit Dosibhatla, Leon Noble et al.2026 · 0 citationsarXiv
ELAIS-N1 deep field uGMRT Band-2: constraints on diffuse Galactic synchrotron emission power spectrum2511.02375v2 · Rashmi Sagar, Abhirup Datta, Arnab Chakraborty et al.2025 · 1 citationarXiv
CosmoUiT: A Vision Transformer-UNet Hybrid for Fast and Accurate Emulation of 21-cm Maps from the Epoch of Reionization2510.01121v2 · Prasad Rajesh Posture, Yashrajsinh Mahida, Suman Majumdar et al.2025 · 1 citationJCAP 06(2026)011
From ANN to BNN: Inferring Reionization Parameters using Uncertainty-aware Emulators of 21-cm Summaries2508.13261v2 · Yashrajsinh Mahida, Sanjay Kumar Yadav, Suman Majumdar et al.2025 · 2 citationsJCAP12(2025)055
Tracing Large-Scale Structure Morphology with Multiwavelength Line Intensity Maps2508.09112v3 · Manas Mohit Dosibhatla, Suman Majumdar, Chandra Shekhar Murmu et al.2025 · 1 citationJCAP06(2026)014
Ultraviolet photon production rates of the first stars: Impact on the He II 1640 Å emission line from primordial star clusters and the 21-cm signal from cosmic dawn2507.21764v2 · Joel Wasserman, Erik Zackrisson, Jiten Dhandha et al.2025 · 4 citationsarXiv
The Effect of Large Optical Depths on the Non-Gaussian 21-cm signal from Cosmic Dawn2506.23011v2 · Iffat Nasreen, Kanan K. Datta, Abinash K. Shaw et al.2025 · 1 citationMNRAS 543, 2553-2566 (2025)
Interpreting the HI 21-cm cosmology maps through Largest Cluster Statistics. Part II. Impact of the realistic foreground and instrumental noise on synthetic SKA1-Low observations2503.00919v3 · Samit Kumar Pal, Saswata Dasgupta, Abhirup Datta et al.2025 · 0 citationsJCAP10(2025)096
Impact of Calibration and Position Errors on Astrophysical Parameters of the HI 21cm Signal2502.20962v3 · Anshuman Tripathi, Abhirup Datta, Aishrila Mazumder et al.2025 · 4 citationsJCAP10(2025)035
The re-markable 21-cm power spectrum I: Probing the HI distribution in the post-reionization era using marked statistics2409.05187v1 · Mohd Kamran, Martin Sahl'en, Debanjan Sarkar et al.2024 · 0 citationsarXiv
Detecting ionized bubbles around luminous sources during the reionization era using HI 21-cm signal2408.01681v3 · Arnab Mishra, Chandra Shekhar Murmu, Kanan K. Datta et al.2024 · 4 citationsarXiv
Comparing sampling techniques to chart parameter space of 21 cm Global signal with Artificial Neural Networks2406.15832v2 · Anshuman Tripathi, Gursharanjit Kaur, Abhirup Datta et al.2024 · 5 citationsJCAP10(2024)041
Impact of the Epoch of Reionization sources on the 21-cm bispectrum2406.03118v2 · Leon Noble, Mohd Kamran, Suman Majumdar et al.2024 · 7 citationsarXiv
Project Hephaistos - II. Dyson sphere candidates from Gaia DR3, 2MASS, and WISE2405.02927v1 · Mat'ias Suazo, Erik Zackrisson, Priyatam K. Mahto et al.2024 · 23 citationsarXivon Valency
Extracting the Global 21-cm signal from Cosmic Dawn and Epoch of Reionization in the presence of Foreground and Ionosphere2401.01935v2 · Anshuman Tripathi, Abhirup Datta, Madhurima Choudhury et al.2024 · 14 citationsMonthly Notices of the Royal Astronomical Society, Volume 528, Issue 2, February 2024, Pages 1945-1964
Impact of astrophysical scatter on the Epoch of Reionization [H I] bispectrum2311.17062v3 · Chandra Shekhar Murmu, Kanan K. Datta, Suman Majumdar et al.2023 · 6 citationsJCAP08(2024)032
The monopole and quadrupole moments of the Epoch of Reionization (EoR) 21-cm bispectrum2310.15579v1 · Sukhdeep Singh Gill, Suman Pramanick, Somnath Bharadwaj et al.2023 · 9 citations2024
The morphology of the redshifted 21-cm signal from the Cosmic Dawn2308.00548v2 · Raghunath Ghara, Satadru Bag, Saleem Zaroubi et al.2023 · 6 citationsarXiv
Interpreting the HI 21-cm cosmology maps through Largest Cluster Statistics -- I: Impact of the synthetic SKA1-Low observations2302.02727v5 · Saswata Dasgupta, Samit Kumar Pal, Satadru Bag et al.2023 · 6 citationsJCAP, Vol. 2023, May 2023
Probing the Epoch of Reionization using synergies of line intensity mapping2210.09612v1 · Chandra Shekhar Murmu, Raghunath Ghara, Suman Majumdar et al.2022 · 4 citationsJ Astrophys Astron 43, 104 (2022)
Modelling the energy distribution in CHIME/FRB Catalog-12209.12961v1 · Siddhartha Bhattacharyya, Somnath Bharadwaj, Himanshu Tiwari et al.2022 · 6 citationsarXiv
Redshifted 21-cm bispectrum: Impact of the source models on the signal and the IGM physics from the Cosmic Dawn2207.09128v2 · Mohd Kamran, Raghunath Ghara, Suman Majumdar et al.2022 · 13 citationsarXiv
Observing the Reionization : Effect of Calibration and Position Errors on Realistic Observation Conditions2207.06169v1 · Aishrila Mazumder, Abhirup Datta, Arnab Chakraborty et al.2022 · 18 citationsarXiv
Distinguishing reionization models using the largest cluster statistics of the 21-cm maps2202.03701v4 · Aadarsh Pathak, Satadru Bag, Saswata Dasgupta et al.2022 · 10 citationsarXiv
Extracting the 21-cm Power Spectrum and the reionization parameters from mock datasets using Artificial Neural Networks2112.13866v2 · Madhurima Choudhury, Abhirup Datta, Suman Majumdar2021 · 21 citationsarXiv
Revisiting the [C II] line-intensity mapping power spectrum from the EoR using non-uniform line-luminosity scatter2110.10687v3 · Chandra Shekhar Murmu, Karen P. Olsen, Thomas R. Greve et al.2021 · 18 citationsarXiv
Large HI optical depth and Redshifted 21-cm signal from cosmic dawn2110.06925v1 · Kanan K. Datta, Raghunath Ghara, Ariful Hoque et al.2021 · 5 citationsarXiv
A maximum likelihood estimate of the parameters of the FRB population2109.06785v1 · Siddhartha Bhattacharyya, Himanshu Tiwari, Somnath Bharadwaj et al.2021 · 6 citationsarXiv
Probing IGM Physics during Cosmic Dawn using the Redshifted 21-cm Bispectrum2108.08201v3 · Mohd Kamran, Suman Majumdar, Raghunath Ghara et al.2021 · 9 citationsarXiv
Improving constraints on the reionization parameters using 21-cm bispectrum2108.07279v3 · Himanshu Tiwari, Abinash Kumar Shaw, Suman Majumdar et al.2021 · 32 citationsarXiv
A fast estimator for quantifying the shape dependence of the 3D bispectrum2107.14564v2 · Abinash Kumar Shaw, Somnath Bharadwaj, Debanjan Sarkar et al.2021 · 12 citationsarXiv
CII and HI 21-cm line intensity mapping from the EoR: Impact of the light-cone effect on auto and cross-power spectra2107.09072v2 · Chandra Shekhar Murmu, Suman Majumdar, Kanan K. Datta2021 · 13 citationsMNRAS, 507, 2 (2021)
The Epoch of Reionization 21-cm Bispectrum: The impact of light-cone effects and detectability2107.02668v2 · Rajesh Mondal, Garrelt Mellema, Abinash Kumar Shaw et al.2021 · 20 citationsMonthly Notices of the Royal Astronomical Society, Volume 508, Issue 3, December 2021, Pages 3848-3859
Redshifted 21-cm bispectrum II: Impact of the spin temperature fluctuations and redshift space distortions on the signal from the Cosmic Dawn2012.11616v2 · Mohd Kamran, Raghunath Ghara, Suman Majumdar et al.2020 · 33 citationsarXiv
Redshifted 21-cm Bispectrum I: Impact of the Redshift Space Distortions on the Signal from the Epoch of Reionization2007.06584v2 · Suman Majumdar, Mohd Kamran, Jonathan R. Pritchard et al.2020 · 38 citationsarXiv
Impact of dark matter models on the EoR 21-cm signal bispectrum2004.04808v2 · Anchal Saxena, Suman Majumdar, Mohd Kamran et al.2020 · 18 citationsMNRAS 497 (2020) 2941-2953
Predictions for measuring the 21-cm multi-frequency angular power spectrum using SKA-Low1910.05196v2 · Rajesh Mondal (Sussex), Abinash Kumar Shaw (IIT Kgp), Ilian T. Iliev (Sussex) et al.2019 · 28 citationsMonthly Notices of the Royal Astronomical Society, Volume 494, Issue 3, May 2020, Pages 4043--4056
Modelling the post-reionization neutral hydrogen () 21-cm bispectrum1907.01819v1 · Debanjan Sarkar, Suman Majumdar (3, Somnath Bharadwaj (12019 · 19 citationsarXiv
Gridded and direct Epoch of Reionisation bispectrum estimates using the Murchison Widefield Array1905.07161v1 · Cathryn M. Trott, Catherine A. Watkinson, Christopher H. Jordan et al.2019 · 30 citationsarXiv
Bubble mapping with the Square Kilometer Array -- I. Detecting galaxies with Euclid, JWST, WFIRST and ELT within ionized bubbles in the intergalactic medium at z>61905.00437v2 · Erik Zackrisson, Suman Majumdar, Rajesh Mondal et al.2019 · 16 citationsarXiv
Astro2020 Science White Paper: A proposal to exploit galaxy-21cm synergies to shed light on the Epoch of Reionization1903.03628v1 · Anne Hutter, Pratika Dayal, Sangeeta Malhotra et al.2019 · 2 citationsarXiv
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