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S

Somnath Bharadwaj

indian institute of technology kharagpur

33H指数
168论文数
3.1K被引数
收录论文 96
发表时间
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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 pointingsMWA漂移扫描观测中21厘米功率谱的跟踪锥形网格估计器——III. 多个观测点对z = 8.2处上限的改进
errMonthly Notices of the Royal Astronomical Society
IF4.8
err2026-04-29
err0
errOAAI
errShouvik Sarkar; Khandakar Md Asif Elahi; Samir Choudhuri; Somnath Bharadwaj; Suman Chatterjee; Baijayanta Bhattacharyya; Shiv Sethi; Akash Kumar Patwa
err分享
err收藏
A Visibility-based 21 cm Bispectrum Estimator for Radio-interferometric Data基于可见度的21厘米 bispectrum 估计器用于射电干涉测量数据
errThe Astrophysical Journal
IF0
err2025-12-15
err0
errOAAI
errSukhdeep Singh Gill; Somnath Bharadwaj
err分享
err收藏
ELAIS-N1 deep field uGMRT Band-2: constraints on diffuse Galactic synchrotron emission power spectrumELAIS-N1 深场 uGMRT Band-2：对弥散银河系同步辐射发射功率谱的限制
errMONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY
IF4.8
err2025-12-01
err0
errOAAI
errSagar, R.; Datta, A.; Chakraborty, A.; Roy, Nirupam; Sinha, A.; Mazumder, A.; Dutta, Prasun; Elahi, Khandakar Md Asif; Datta, Kanan K.; Choudhuri, Samir; Bharadwaj, Somnath; Pal, Srijita; Tripathi, Anshuman; Majumdar, Suman; Choudhury, Tirthankar Roy; Ali, Sk Saiyad
err分享
err收藏
The Epoch of Reionization 21 cm Bispectrum at z = 8.2 from MWA Data. I. Foregrounds and Preliminary Upper Limits再电离时代的21厘米三阶谱在z = 8.2处的MWA数据。I. 前景辐射与初步上限。
errThe Astrophysical Journal
IF0
err2025-10-24
err0
errOAAI
errSukhdeep Singh Gill; Somnath Bharadwaj; Khandakar Md Asif Elahi; Shiv K. Sethi; Akash Kumar Patwa
err分享
err收藏
The Evolving Power Spectrum for the Light Cone Epoch of Reionization 21 cm Signal再电离时代光锥21厘米信号演化的功率谱
errASTROPHYSICAL JOURNAL
IF5.4
err2025-05-02
err0
errOAAI
errPramanick, Suman; Bharadwaj, Somnath; Elahi, Khandakar Md Asif; Mondal, Rajesh
err分享
err收藏
Towards 21-cm intensity mapping at z=2.28 with uGMRT using the tapered gridded estimator - IV. Wide-band analysis
errMONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY
IF4.8
err2024-03-12
err1
errOAAI
errElahi, Khandakar Md Asif; Bharadwaj, Somnath; Pal, Srijita; Ghosh, Abhik; Ali, Sk Saiyad; Choudhuri, Samir; Chakraborty, Arnab; Datta, Abhirup; Roy, Nirupam; Choudhury, Madhurima; Dutta, Prasun
err分享
err收藏
The monopole and quadrupole moments of the epoch of reionization (EoR) 21-cm bispectrum
errMONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY
IF4.8
err2023-10-25
err1
errOAAI
errGill, Sukhdeep Singh; Pramanick, Suman; Bharadwaj, Somnath; Shaw, Abinash Kumar; Majumdar, Suman
err分享
err收藏
Towards 21-cm intensity mapping at z=2.28 with uGMRT using the tapered gridded estimator - III. Foreground removal
errMONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY
IF4.8
err2023-08-21
err2
PREAI
errElahi, Kh Md Asif; Bharadwaj, Somnath; Pal, Srijita; Ghosh, Abhik; Ali, Sk Saiyad; Choudhuri, Samir; Chakraborty, Arnab; Datta, Abhirup; Roy, Nirupam; Choudhury, Madhurima; Dutta, Prasun
err分享
err收藏
Modelling the energy distribution in CHIME/FRB catalogue-1
errMONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY
IF4.8
err2023-02-13
err3
errOAAI
errBhattacharyya, Siddhartha; Bharadwaj, Somnath; Tiwari, Himanshu; Majumdar, Suman
err分享
err收藏
Quantifying the redshift space distortion of the bispectrum III : detection prospects of the multipole moments
errMONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY
IF4.8
err2023-01-20
err4
errOAAI
errMazumdar, Arindam; Sarkar, Debanjan; Bharadwaj, Somnath
err分享
err收藏
Towards 21-cm intensity mapping at z=2.28 with uGMRT using the tapered gridded estimator - II. Cross-polarization power spectrum
errMONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY
IF4.8
err2023-01-19
err4
errOAAI
errElahi, Kh Md Asif; Bharadwaj, Somnath; Ghosh, Abhik; Pal, Srijita; Ali, Sk Saiyad; Choudhuri, Samir; Chakraborty, Arnab; Datta, Abhirup; Roy, Nirupam; Choudhury, Madhurima; Dutta, Prasun
err分享
err收藏
The tracking tapered gridded estimator for the power spectrum from drift scan observations
errMONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY
IF4.8
err2022-12-08
err0
errOAAI
errChatterjee, Suman; Bharadwaj, Somnath; Choudhuri, Samir; Sethi, Shiv; Patwa, Akash Kumar
err分享
err收藏
Redshifted 21-cm bispectrum: impact of the source models on the signal and the IGM physics from the Cosmic Dawn
errJOURNAL OF COSMOLOGY AND ASTROPARTICLE PHYSICS
IF5.9
err2022-11-02
err6
errOAAI
errKamran, Mohd; Ghara, Raghunath; Majumdar, Suman; Mellema, Garrelt; Bharadwaj, Somnath; Pritchard, Jonathan R.; Mondal, Rajesh; Iliev, Ilian T.
err分享
err收藏
Towards 21-cm intensity mapping at z=2.28 with uGMRT using the tapered gridded estimator I: Foreground avoidance
errMONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY
IF4.8
err2022-08-26
err5
errOAAI
errPal, Srijita; Elahi, Kh Md Asif; Bharadwaj, Somnath; Ali, Sk Saiyad; Choudhuri, Samir; Ghosh, Abhik; Chakraborty, Arnab; Datta, Abhirup; Roy, Nirupam; Choudhury, Madhurima; Dutta, Prasun
err分享
err收藏
A fast estimator for quantifying the shape dependence of the 3D bispectrum
errJOURNAL OF COSMOLOGY AND ASTROPARTICLE PHYSICS
IF5.9
err2021-12-10
err5
errOAAI
errShaw, Abinash Kumar; Bharadwaj, Somnath; Sarkar, Debanjan; Mazumdar, Arindam; Singh, Sukhdeep; Majumdar, Suman
err分享
err收藏
The auto- and cross-angular power spectrum of the Cas A supernova remnant in radio and X-ray
errMONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY
IF4.8
err2021-02-15
err1
errOAAI
errSaha, Preetha; Bharadwaj, Somnath; Chakravorty, Susmita; Roy, Nirupam; Choudhuri, Samir; Guenther, Hans Moritz; Smith, Randall K.
err分享
err收藏
Redshifted 21-cm bispectrum - II. Impact of the spin temperature fluctuations and redshift space distortions on the signal from the Cosmic Dawn
errMONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY
IF4.8
err2021-02-01
err22
errOAAI
errKamran, Mohd; Ghara, Raghunath; Majumdar, Suman; Mondal, Rajesh; Mellema, Garrelt; Bharadwaj, Somnath; Pritchard, Jonathan R.; Iliev, Ilian T.
err分享
err收藏
Constraining the fast radio burst properties using the joint distributions of dispersion measure and fluence of the events detected at Parkes, ASKAP, CHIME, and UTMOST
errMONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY
IF4.8
err2021-01-15
err1
errOAAI
errBhattacharyya, Siddhartha; Bharadwaj, Somnath
err分享
err收藏
First Multi-redshift Limits on Post-Epoch of Reionization 21 cm Signal from z=1.96-3.58 Using uGMRT
errASTROPHYSICAL JOURNAL LETTERS
IF11.7
err2021-01-14
err15
errOAAI
errChakraborty, Arnab; Datta, Abhirup; Roy, Nirupam; Bharadwaj, Somnath; Choudhury, Tirthankar Roy; Datta, Kanan K.; Pal, Srijita; Choudhury, Madhurima; Choudhuri, Samir; Dutta, Prasun; Sarkar, Debanjan
err分享
err收藏
Demonstrating the Tapered Gridded Estimator (TGE) for the cosmological HI 21-cm power spectrum using 150-MHz GMRT observations
errMONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY
IF4.8
err2020-12-12
err18
errOAAI
errPal, Srijita; Bharadwaj, Somnath; Ghosh, Abhik; Choudhuri, Samir
err分享
err收藏

研究方向

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合作学者
合作期刊
B
B. S. Sathyaprakash
H 指数: 126 · 论文数: 541
N
N. D. R. Bhat
H 指数: 68 · 论文数: 349
G
Garrelt Mellema
H 指数: 53 · 论文数: 291
I
Ilian T. Iliev
H 指数: 50 · 论文数: 219
H
H. T. Intema
H 指数: 48 · 论文数: 251
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