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Nirupam Roy

0000-0001-9829-7727
astro-ph.GAastro-ph.COastro-ph.HEastro-ph.SRastro-ph.IMastro-phcs.ETcs.NEastro-ph.EPdiffuse radiation

On Valency

published · living versions
W_rg4hjugr·v1 · currentpublished
The 2011 Outburst of Recurrent Nova T Pyx: Radio Observations Reveal the Ejecta Mass and Hint at Complex Mass Loss
with Thomas Nelson, Laura Chomiuk, J. L. Sokoloski, Koji Mukai +4
1 version

Preprints & journals

116 papers in the corpus · 2008–2026
CHARA Array Observations of the Evolved Components in Symbiotic Star Systems2608.27546v1 · Thomas Martin Gaudin, Ryan Norris, Magdalena Otulakowska-Hypka et al.2026 · 0 citationsAstrophys. J. 1011, 105 (2026)
Forest without Trees is still Fruitful: Constraints on the thermal state of the neutral IGM at z≈5.6z\approx5.6 with the 21-cm forest power spectrum2607.15341v1 · Tom'as Soltinsk'y, Arnab Chakraborty, Girish Kulkarni (TIFR) et al.2026 · 0 citationsarXiv
Intensity fluctuations of radio halo in galaxy cluster: Insights from power spectrum estimation2607.07814v1 · Srijita Pal, Nirupam Roy, Sameer Salunkhe et al.2026 · 0 citationsarXiv
Tracing gas outflows in molecular gas-rich galaxies with the SKA2608.19162v1 · Mamta Pandey-Pommier, Ramya Sethuram, Chiranjib Konar et al.2026 · 0 citationsarXiv
Gravitational-Electric Polarization as a Probe of Dark Matter and Modified Gravity2606.30736v1 · Nirupam Roy2026 · 0 citationsarXiv
The Multi-phase HI of the Milky Way and Nearby Galaxies2606.25089v1 · Marc-Antoine Miville-Deschenes, J. R. Dawson, Narendra Nath Patra et al.2026 · 0 citationsarXiv
Pre-nova Observations of T CrB: A view from the CHARA Array2606.17272v1 · Ryan Norris, Narsireddy Anugu, Thomas Gaudin et al.2026 · 0 citationsApJL, 1004, L13 (2026)
HI Observations of Baryon-Dominated Dwarf Galaxy Candidates2605.17253v1 · Atharva Mirashi, Abhinav Narayan, K. Keerthi et al.2026 · 0 citationsarXiv
XRISM detection of the 6.4 keV Fe Kα\alpha line in the radio galaxy Cygnus A2605.16766v2 · Anwesh Majumder, T. Heckman, L. Gu et al.2026 · 0 citationsarXiv
Detection of non-thermal radio emission components from the Orion Nebula: stellar jets, cloud collision or feedback from stellar winds?2603.04521v1 · Md Rashid, Nirupam Roy, Prasun Dutta et al.2026 · 0 citationsarXiv
Heavy interstellar scattering toward the near end of the Galactic bar2602.06785v1 · A. B. Pushkarev, A. Brunthaler, Y. Y. Kovalev et al.2026 · 0 citationsMNRAS 548 (2026) 1
The GMRT archive atomic gas survey -- III. Comparative Study of Dark Matter Halos in Nearby Galaxies2602.04959v1 · Sougata Sarkar, Prerana Biswas, Veselina Kalinova et al.2026 · 0 citations4 Feb 2026
Particle Acceleration and Depolarization in the Protostellar jet knots HH 80 and HH 812601.03611v1 · A. G. Cheriyan, S. Vig, Nirupam Roy et al.2026 · 1 citationarXiv
A global view on star formation: The GLOSTAR Galactic plane survey XII. Effelsberg's continuum view and data release2512.15054v1 · Y. Gong, W. Reich, M. R. Rugel et al.2025 · 1 citationarXiv
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
Deep uGMRT observations for enhanced calibration of 21 cm arrays -- I. First image and source catalogue2510.09571v1 · Khandakar Md Asif Elahi, Samir Choudhuri, Nirupam Roy et al.2025 · 0 citationsarXiv
Identification of recurrent novae from parametric modeling of the optical light curve2509.05128v1 · Rajarshi Barman, Nirupam Roy2025 · 0 citationsarXiv
Observability of radio reflections from exoplanet ionospheres with next generation radio telescopes2507.20978v1 · Bhavesh Jaiswal, Nirupam Roy2025 · 0 citationsarXiv
First detection of Circular Polarization in radio continuum towards a Massive Protostar2507.04913v1 · A. G. Cheriyan, S. Vig, Nirupam Roy et al.2025 · 0 citationsarXiv
The vertical structure of the stellar disk in NGC 5512506.19551v2 · Harshal Raut, Narendra Nath Patra, Prerana Biswas et al.2025 · 0 citationsA&A 699, 2025, A364
Calibration requirements for Epoch of Reionization 21-cm signal observations -- IV. Bias and variance with time and frequency correlated residual gains2503.23825v3 · Saikat Gayen, Jais Kumar, Prasun Dutta et al.2025 · 1 citationarXiv
Enhancing Celestial Imaging: High Dynamic Range with Neuromorphic Cameras2503.22814v1 · Satyapreet Singh Yadav, Nirupam Roy, Chetan Singh Thakur2025 · 1 citationarXiv
Neuromorphic Cameras in Astronomy: Unveiling the Future of Celestial Imaging Beyond Conventional Limits2503.15883v1 · Satyapreet Singh Yadav, Bikram Pradhan, Kenil Rajendrabhai Ajudiya et al.2025 · 0 citationsarXiv
Research on the Interstellar Medium and Star Formation in the Galaxy: An Indian Perspective2501.04290v1 · Bhaswati Mookerjea, Maheswar G., Kinsuk Acharyya et al.2025 · 0 citationsarXiv
Revisiting rotationally excited CH at radio wavelengths: A case study towards W512411.08193v1 · Arshia M. Jacob, Meera Nandakumar, Nirupam Roy et al.2024 · 4 citationsA&A 692, A164 (2024)
A global view on star formation: The GLOSTAR Galactic plane survey. XI. Radio source catalog IV: 2∘<ℓ<28∘2^\circ < \ell < 28^\circ, 36∘<ℓ<60∘36^\circ < \ell < 60^\circ and ∣b∣<1∘|b| < 1^\circ2407.12585v2 · S.-N. X. Medina, S. A. Dzib, J. S. Urquhart et al.2024 · 0 citationsA&A 689, A196 (2024)
A global view on star formation: The GLOSTAR Galactic plane survey X. Galactic HII region catalog using radio recombination lines2407.05770v1 · S. Khan, M. R. Rugel, A. Brunthaler et al.2024 · 15 citationsA&A 689, A81 (2024)
A multi-wavelength study of Galactic H II regions with extended emission2407.04123v1 · Jyotirmoy Dey, Jagadheep D. Pandian, Dharam V. Lal et al.2024 · 2 citationsarXiv
The temperature of the neutral Interstellar Medium in the Galaxy2403.11653v1 · Narendra Nath Patra, Nirupam Roy2024 · 4 citationsarXiv
Towards 2121-cm intensity mapping at z=2.28z=2.28 with uGMRT using the tapered gridded estimator -- IV. Wideband analysis2403.06736v1 · Khandakar Md Asif Elahi, Somnath Bharadwaj, Srijita Pal et al.2024 · 11 citationsMNRAS, Volume 529, Issue 4, April 2024, Pages 3372-3386
Calibration requirement for Epoch of Reionization 21-cm signal observation -- III. Bias and variance in uGMRT ELAIS-N1 field power spectrum2402.18306v4 · Saikat Gayen, Rashmi Sagar, Sarvesh Mangla et al.2024 · 2 citationsJournal of Cosmology and Astroparticle Physics, Volume 2024, May 2024
Observational evidence for local vertical constraining of \HI by molecular cloud complexes2401.08168v1 · Meera Nandakumar, Nirupam Roy, Chanda J. Jog et al.2024 · 0 citationsarXiv
Exploring neutral hydrogen in the radio MOlecular Hydrogen Emission Galaxies (MOHEGs) and prospects with the SKA2401.07613v1 · Sai Wagh, Mamta Pandey-Pommier, Nirupam Roy et al.2024 · 0 citationsarXiv
Shock-driven synchrotron radio emission from the 2021 outburst of RS Ophiuchi2401.05643v1 · A. J. Nayana, G.C. Anupama, Nirupam Roy et al.2024 · 10 citationsarXiv
A global view on star formation: The GLOSTAR Galactic plane survey. IX. Radio Source Catalog III: 2<l<28, 36<l<40, 56<l<60 and |b|<1, VLA B-configuration2310.09777v2 · A. Y. Yang, S. A. Dzib, J. S. Urquhart et al.2023 · 16 citationsA&A 680, A92 (2023)
Multiphase Neutral Interstellar Medium: Analyzing Simulation with H I 21cm Observational Data Analysis Techniques2309.05000v2 · Soumyadeep Bhattacharjee, Nirupam Roy, Prateek Sharma et al.2023 · 0 citationsarXiv
Towards 2121-cm intensity mapping at z=2.28z=2.28 with uGMRT using the tapered gridded estimator III: Foreground removal2308.08284v2 · Khandakar Md Asif Elahi, Somnath Bharadwaj, Srijita Pal et al.2023 · 12 citationsMNRAS, Volume 525, Issue 3, November 2023, Pages 3439-3454
Metrewave Galactic Plane with the uGMRT (MeGaPluG) Survey: Lessons from the Pilot Study2308.03746v1 · Rohit Dokara, Nirupam Roy, Karl Menten et al.2023 · 3 citationsA&A 678, A72 (2023)
The GMRT archive atomic gas survey -- II. Mass modelling and dark matter halo properties across late-type spirals2307.13738v1 · Prerana Biswas, Veselina Kalinova, Nirupam Roy et al.2023 · 9 citationsarXiv
The magnetic fields around the cometary globules, L328, L323 and L3312306.11445v1 · Siddharth Kumar, Archana Soam, Nirupam Roy2023 · 5 citationsarXiv
Lepto-hadronic interpretation of 2021 RS Ophiuchi nova outburst2305.10735v1 · Agnibha De Sarkar, Nayana A. J., Nirupam Roy et al.2023 · 12 citationsThe Astrophysical Journal, Volume 951, Number 1, 62 (2023)
High Resolution Observations of HI in the IC 63 Reflection Nebula2304.13669v1 · L. Bonne, B-G Andersson, R. Minchin et al.2023 · 5 citationsarXiv
Towards 2121-cm intensity mapping at z=2.28z=2.28 with uGMRT using the tapered gridded estimator II: Cross-polarization power spectrum2301.06677v1 · Kh. Md. Asif Elahi, Somnath Bharadwaj, Abhik Ghosh et al.2023 · 10 citationsarXiv
Detection of HI 21 cm emission from a strongly lensed galaxy at z~1.32301.05987v1 · Arnab Chakraborty, Nirupam Roy2023 · 16 citationsarXiv
A global view on star formation: The GLOSTAR Galactic plane survey. VII. Supernova remnants in the Galactic longitude range 28∘<l<36∘28^\circ<l<36^\circ2211.13811v1 · R. Dokara, Y. Gong, W. Reich et al.2022 · 17 citationsA&A 671, A145 (2023)
Properties of atomic hydrogen gas in the Galactic plane from THOR 21-cm absorption spectra: a comparison with the high latitude gas2210.11551v1 · Arghyadeep Basu, Nirupam Roy, Henrik Beuther et al.2022 · 6 citationsarXiv
A global view on star formation: The GLOSTAR Galactic plane survey. VI. Radio Source Catalog II: 28∘<ℓ<36∘28^\circ < \ell < 36^\circ and ∣b∣<1∘|b| < 1^\circ, VLA B-configuration2210.00560v2 · S. A. Dzib, A.Y.Yang, J. S. Urquhart et al.2022 · 0 citationsA&A 670, A9 (2023)
Probing galaxy evolution through HI 21-cm emission and absorption: current status and prospects with the Square Kilometre Array2209.09264v2 · Rajeshwari Dutta, Sushma Kurapati, J. N. H. S. Aditya et al.2022 · 9 citationsarXiv
Towards 21-cm Intensity Mapping at z=2.28z=2.28 with uGMRT using the Tapered Gridded Estimator I: Foreground Avoidance2208.11063v1 · Srijita Pal, Kh. Md. Asif Elahi, Somnath Bharadwaj et al.2022 · 16 citationsarXiv
Magnetic field measurement in TMC-1C using 22.3 GHz CCS Zeeman splitting2207.12604v1 · Atanu Koley, Nirupam Roy, Emmanuel Momjian et al.2022 · 7 citationsarXiv
Career total: at least 193 works. 116 are in this corpus.Showing the 50 most recent.

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