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Abhik Ghosh
Abhik Ghosh
Banwarilal Bhalotia College, Asansol, Department of Physics, West Bengal, India
Verified email at ska.ac.za - Homepage
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Cited by
Year
Upper limits on the 21 cm epoch of reionization power spectrum from one night with LOFAR
AH Patil, S Yatawatta, LVE Koopmans, AG De Bruyn, MA Brentjens, ...
The Astrophysical Journal 838 (1), 65, 2017
2562017
Improved upper limits on the 21 cm signal power spectrum of neutral hydrogen at z ≈ 9.1 from LOFAR
FG Mertens, M Mevius, LVE Koopmans, AR Offringa, G Mellema, ...
Monthly Notices of the Royal Astronomical Society 493 (2), 1662-1685, 2020
1352020
Characterizing foreground for redshifted 21 cm radiation: 150 MHz Giant Metrewave Radio Telescope observations
A Ghosh, J Prasad, S Bharadwaj, SS Ali, JN Chengalur
Monthly Notices of the Royal Astronomical Society 426 (4), 3295-3314, 2012
1072012
Initial LOFAR observations of epoch of reionization windows-II. Diffuse polarized emission in the ELAIS-N1 field
V Jelić, AG De Bruyn, M Mevius, FB Abdalla, KMB Asad, G Bernardi, ...
Astronomy & astrophysics 568, A101, 2014
1012014
Linear polarization structures in LOFAR observations of the interstellar medium in the 3C 196 field
V Jelić, AG De Bruyn, VN Pandey, M Mevius, M Haverkorn, MA Brentjens, ...
Astronomy & Astrophysics 583, A137, 2015
842015
Probing ionospheric structures using the LOFAR radio telescope
M Mevius, S van der Tol, VN Pandey, HK Vedantham, MA Brentjens, ...
Radio Science 51 (7), 927-941, 2016
782016
The first power spectrum limit on the 21-cm signal of neutral hydrogen during the Cosmic Dawn at z = 20–25 from LOFAR
BK Gehlot, FG Mertens, LVE Koopmans, MA Brentjens, S Zaroubi, ...
Monthly Notices of the Royal Astronomical Society 488 (3), 4271-4287, 2019
662019
Polarization leakage in epoch of reionization windows–I. Low Frequency Array observations of the 3C196 field
KMB Asad, LVE Koopmans, V Jelić, VN Pandey, A Ghosh, FB Abdalla, ...
Monthly Notices of the Royal Astronomical Society 451 (4), 3709-3727, 2015
662015
Improved foreground removal in GMRT 610 MHz observations towards redshifted 21-cm tomography
A Ghosh, S Bharadwaj, SS Ali, JN Chengalur
Monthly Notices of the Royal Astronomical Society 418 (4), 2584-2589, 2011
652011
Statistical 21-cm signal separation via Gaussian Process Regression analysis
FG Mertens, A Ghosh, LVE Koopmans
Monthly Notices of the Royal Astronomical Society 478 (3), 3640-3652, 2018
622018
Constraining the epoch of reionization with the variance statistic: simulations of the LOFAR case
AH Patil, S Zaroubi, E Chapman, V Jelić, G Harker, FB Abdalla, KMB Asad, ...
Monthly Notices of the Royal Astronomical Society 443 (2), 1113-1124, 2014
612014
GMRT observation towards detecting the Post-reionization 21-cm signal
A Ghosh, S Bharadwaj, SS Ali, JN Chengalur
Monthly Notices of the Royal Astronomical Society 411 (4), 2426-2438, 2011
502011
Constraining the intergalactic medium at z ≈ 9.1 using LOFAR Epoch of Reionization observations
R Ghara, SK Giri, G Mellema, B Ciardi, S Zaroubi, IT Iliev, LVE Koopmans, ...
Monthly Notices of the Royal Astronomical Society 493 (4), 4728-4747, 2020
472020
Visibility-based angular power spectrum estimation in low-frequency radio interferometric observations
S Choudhuri, S Bharadwaj, A Ghosh, SS Ali
Monthly Notices of the Royal Astronomical Society 445 (4), 4351-4365, 2014
442014
Tight constraints on the excess radio background at z = 9.1 from LOFAR
R Mondal, A Fialkov, C Fling, IT Iliev, R Barkana, B Ciardi, G Mellema, ...
Monthly Notices of the Royal Astronomical Society 498 (3), 4178-4191, 2020
362020
The visibility-based tapered gridded estimator (TGE) for the redshifted 21-cm power spectrum
S Choudhuri, S Bharadwaj, S Chatterjee, SS Ali, N Roy, A Ghosh
Monthly Notices of the Royal Astronomical Society 463 (4), 4093-4107, 2016
362016
Predictions for the 21 cm-galaxy cross-power spectrum observable with LOFAR and Subaru
D Vrbanec, B Ciardi, V Jelić, H Jensen, S Zaroubi, ER Fernandez, ...
Monthly Notices of the Royal Astronomical Society 457 (1), 666-675, 2016
342016
Polarization leakage in epoch of reionization windows–II. Primary beam model and direction-dependent calibration
KMB Asad, LVE Koopmans, V Jelić, A Ghosh, FB Abdalla, MA Brentjens, ...
Monthly Notices of the Royal Astronomical Society 462 (4), 4482-4494, 2016
322016
Tapering the sky response for angular power spectrum estimation from low-frequency radio-interferometric data
S Choudhuri, S Bharadwaj, N Roy, A Ghosh, SS Ali
Monthly Notices of the Royal Astronomical Society 459 (1), 151-156, 2016
282016
Interpreting LOFAR 21-cm signal upper limits at z ≈ 9.1 in the context of high-z galaxy and reionization observations
B Greig, A Mesinger, LVE Koopmans, B Ciardi, G Mellema, S Zaroubi, ...
Monthly Notices of the Royal Astronomical Society 501 (1), 1-13, 2021
252021
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