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Research Papers (A&A) : [1781] Collection home page


You will find here research publications (journal articles, book chapters and conference papers) of the Astronomy and Astrophysics Group.

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Collection's Items (Sorted by Submit Date in Descending order): 1 to 20 of 1781
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Issue DateTitleAuthor(s)Citation
7-May-2026Site Quality Analysis for an Indian Submillimeter Telescope: A Reanalysis-based ApproachSingh, Tanmay; Rao, Mayuri Sathyanarayana; Thakur, Ritoban BasuThe Astronomical Journal, 2026, Vol. 171 (6), AR No. 331
11-May-2026State-dependent X-Ray Variability in Cygnus X-1: A 12 yr NuSTAR Timing Study of Accretion Flow GeometryDuraphe, Kshitij; Mandar, Kartik; Khanal, Chooda; Pareek, Abha; Kondhiya, Tejaswi; Suswara, V Sree; Dinesh, Deeksha; Bhat, Vidyasagar; Bhatta, GopalThe Astrophysical Journal, 2026, Vol. 1003(1), AR No. 13
16-Apr-2026The Simons Observatory: forecasted constraints on primordial gravitational waves with the expanded array of Small Aperture TelescopesAbril-Cabezas, I; Adachi, S; Ade, P; Adler, A E; Agrawal, P; Aguirre, J; Aiola, S; Alford, T; Rao, M Sathyanarayana; + 246 Co-AuthorsJournal of Cosmology and Astroparticle Physics, 2026, Vol. 2026(4), AR No. 051
Jun-2026The 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 pointingsSarkar, Shouvik; Elahi, Khandakar Md Asif; Choudhuri, Samir; Bharadwaj, Somnath; Chatterjee, Suman; Bhattacharya, Baijayanta; Sethi, Shiv; Patwa, Akash KumarMonthly Notices of the Royal Astronomical Society, 2026, Vol. 549 (4), AR No. 1
9-Mar-2026Revisiting wideband pulsar timing measurementsSusobhanan, Abhimanyu; Paladi, Avinash Kumar; Desmecht, Réka; Amarnath; Bagchi, Manjari; Chakraborty, Manoneeta; Chowdhury, Shaswata; Das, Suruj Jyoti; Deb, Debabrata; Desai, Shantanu; Dwivedi, Churchil; Grover, Himanshu; Jose, Jibin; Joshi, Bhal Chandra; Kala, Shubham; Kareem, Fazal; Meena, Kuldeep; Mondal, Sushovan; Nobleson, K; Pandian, B Arul; Rai, Kaustubh; Shukla, Adya; Singh, Manpreet; Srivastava, Aman; Surnis, Mayuresh; Tahbildar, Hemanga; Takahashi, Keitaro; Tarafdar, Pratik; Vara, Kunjal; Vyasraj, Vaishnavi; Zuraiq, ZeniaMonthly Notices of the Royal Astronomical Society, 2026, Vol. 547 (4), AR No. stag444
Jul-2026The indian pulsar timing array data release 2: II. Customised single-pulsar noise analysis and noise budgetNobleson, K; Dwivedi, Churchil; Desai, Shantanu; Joshi, Bhal Chandra; Grover, Himanshu; Deb, Debabrata; Vyasraj, Vaishnavi; Vara, Kunjal; Tahbildat, Hemanga; Susobhanah, Abhimanyu; Surnis, Mayuresh; Srivastava, Aman; Sardana, Shubhit; Takahashi, Keitaro; Amarnath; Arumugam, P; Bagchi, Manjari; Batra, Neelam Dhanda; Chakraborty, Manoneeta; Chowdhury, Shaswata; Jacob, Shebin Jose; Jose, Jibin; Kala, Shubham; Kato, Ryo; Krishnakumar, M A; Meena, Kuldeep; Paladi, Avinash Kumar; Pandian, Arul; Rai, Kaustubh; Rana, Prerna; Singh, Manpreet; Singha, Jaikhomba; Shukla, Adya; Tarafdar, Pratik; Thiagraj, Prabu; Zuraiq, ZeniaJournal of High Energy Astrophysics, Vol. 53 (7), AR No. 100594
16-Mar-2026Synchrotron Radiation from NGC 470 HLX1—a Hidden Hyperluminous Accreting Neutron Star?Ghosh, Tanuman; Sethi, Shiv; Dewangan, Gulab Chand; Bachetti, Matteo; Rana, Vikram; Misra, RanjeevThe Astrophysical Journal, 2026, Vol. 1000 (1), AR No. 105
18-Mar-2026Observing octupolar charge orders and their transition dynamics in Coulomb clustersAyyadevara, Akhil; Prakash, Anand; Dutta, Shovan; Paramekanti, Arun; Rangwala, S APhysical Review Research, 2026, Vol. 8 (1), AR No. L012066
Apr-2026A Bayesian estimator for peculiar velocity correction in cosmological inference from supernovae dataUpadhyay, Ujjwal; Saini, Tarun Deep; Sethi, Shiv KMonthly Notices of the Royal Astronomical Society, 2026, Vol. 547 (2), AR No. stag381
12-Mar-2026Spectro-timing Origin of Large Amplitude X-Ray Variability in GRS 1915+105 Using AstroSat/LAXPC and SXTSuman, Shree; Khatua, Shuvajit; Jadoliya, Vishal; Gupta, Prathamesh Narayan; Pahari, MayukhResearch in Astronomy and Astrophysics, 2026, Vol. 26 (5), AR No. 055009
2-Mar-2026The Second CHIME/FRB Catalog of Fast Radio BurstsThe CHIME/FRB Collaboration; Abbott, Thomas; Andersen, Bridget C; Andrew, Shion; Bandura, Kevin; Bhardwaj, Mohit; Bhusare, Yash; Brar, Charanjot; Cassanelli, Tomas; Chatterjee, Shami; Cliche, Jean-Francois; Cook, Amanda M; Curtin, Alice; Dobbs, Matt; Dong, Fengqiu Adam; Eadie, Gwendolyn; Eftekhari, Tarraneh; Fonseca, Emmanuel; Gaensler, B M; Good, Deborah; Halpern, Mark; Hessels, Jason W T; Ibik, Adaeze; Jain, Naman; Joseph, Ronniy C; Kader, Zarif; Kaspi, Victoria M; Khan, Afrokk; Kharel, Bikash; Kumar, Ajay; Landecker, T L; Lang, Dustin; Lanman, Adam E; L’Argent, Magnus; Lazda, Mattias; Leung, Calvin; Li, Dong Zi; Lintott, Chris J; Main, Robert; Masui, Kiyoshi W; Mate, Sujay; McGregor, Kyle; Mckinven, Ryan; Mena-Parra, Juan; Meyers, Bradley W; Michilli, Daniele; Ng, Cherry; Ng, Mason; Nimmo, Kenzie; Noble, Gavin; Pandhi, Ayush; Patil, Swarali S; Pearlman, Aaron B; Pen, Ue-Li; Pleunis, Ziggy; Prochaska, J Xavier; Rafiei-Ravandi, Masoud; Ransom, Scott; Renard, Andre; Sammons, Mawson W; Sand, Ketan R; Scholz, Paul; Shah, Vishwangi; Shin, Kaitlyn; Siegel, Seth R; Sirota, Sloane; Smith, Kendrick; Stairs, Ingrid; Stenning, David C; Tendulkar, Shriharsh P; Vanderlinde, Keith; Walmsley, Mike; Wang, Haochen; Wulf, DallasThe Astrophysical Journal Supplement Series, 2026, Vol. 283 (1), AR No. 34
26-Feb-2026Is the Milky Way Gravitationally Stable? A TNG50 View from the Cosmic Noon to the Present DayAditya, K; Kataria, SandeepThe Astrophysical Journal, 2026, Vol. 999 (1), AR No. 1105
Feb-2026Probing accretion dynamics and spin evolution in the X-ray pulsar RX J0520.5–6932 during its 2024 outburstSharma, Rahul; Beri, Aru; Paul, Biswajit; Sanna, Andrea; Maitra, Chandreyee; Yang, HaonanAstronomy & Astrophysics, 2026, Vol. 706, AR No. A322
20-Sep-2024Next-generation Digital Receiver Platforms for Cosmology/Radio Astronomy experimentsSrivani, K S; Girish, B S; Rao, Mayuri S; Singh, Saurabh; Kamini, P A; Madhavi, S; Keerthipriya, S; Dash, Adarsh Kumar; Vishakha, S P; Thiagaraj, Prabu; Somashekar, R; Agrawal, Yash; Sethi, Shiv; Shankar, Udaya N; Seetha, SIEEE International Conference on Electronics, Computing and Communication Technologies (CONECCT), 12-14 July 2024
27-Apr-2024Beyond radial profiles: using log-normal distributions to model the multiphase circumgalactic mediumDutta, Alankar; Bisht, Mukesh Singh; Sharma, Prateek; Ghosh, Ritali; Roy, Manami; Nath, Biman BMonthly Notices of the Royal Astronomical Society, 2024, Vol. 531 (4), p 5117-5139
15-Jan-2026Revisiting cosmic distance duality with megamasers and DESI DR2 observations: Model-independent constraints on early-late calibrationKanodia, Brijesh; Upadhyay, Ujjwal; Tiwari, YashiPhysical Review D, 2026, Vol. 113(2), AR No. 023505
21-Jan-2026Scalar-induced gravitational waves from coherent initial statesMukherjee, Dipayan; Ragavendra, H V; Sethi, ShivPhysical Review D, 2026, Vol. 113(2), AR No. 023533
2-Dec-2024Studying the X-ray absorption characteristics of Centaurus X-3 using nearly 14 years of MAXI/GSC dataBalu, Ajith; Roy, Kinjal; Manikantan, Hemanth; Tamang, Abhisek; Paul, BiswajitAstronomy & Astrophysics, 2024, Vol. 692 (12), AR No. A47
9-Feb-2026Quantum cosmology as a hydrogen atom: discrete Λ and cyclic universes from Wheeler–DeWitt quantizationMukherjee, Dipayan; Sahota, Harkirat Singh; Shankaranarayanan, SClassical and Quantum Gravity, 2026, Vol. 43 (3), AR No. 035015
23-Dec-202521 cm Signal from the Thermal Evolution of Lyα during Cosmic DawnRaste, Janaki; Sethi, ShivThe Astrophysical Journal, 2025, Vol. 996 (1), AR No.44
Collection's Items (Sorted by Submit Date in Descending order): 1 to 20 of 1781
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