IIAP Publications: Recent submissions

  • Active galactic nucleus feedback in NGC 3982 
    Joseph, P; George, K; Paul, K. T (EDP Sciences, 2022-11)
    The energetic feedback from supermassive black holes can influence star formation at the centres of galaxies. Observational evidence for active galactic nucleus (AGN) impact on star formation can be searched for in galaxies ...
  • Horizons: nuclear astrophysics in the 2020s and beyond 
    Schatz, H; Becerril Reyes, A. D; Best, A; Brown, E. F; Chatziioannou, K; Chipps, K. A; Deibel, C. M; Ezzeddine, R; Galloway, D. K; Hansen, C. J; Herwig, F; Gibson, B. K; Gorda, T; Gourgouliatos, K. N; Graber, V; Gupta, M; Haxton, W. C; Heger, A; Nevins, B; Hix, W. R; Ho, W. C. G; Rebeiro, B. M; Holmbeck, E. M; Hood, A. A; Huth, S; Imbriani, G; Izzard, R. G; Jain, R; Jayatissa, H; Johnston, Z; Newton, W. G; Kajino, T; Reifarth, R; Kankainen, A; Kiss, G. G; Kwiatkowski, A; La Cognata, M; Laird, A. M; Lamia, L; Landry, P; Laplace, E; Launey, K. D; Nguyen, L. Q; Richard, A. L; Leahy, D; Leckenby, G; Lennarz, A; Longfellow, B; Lovell, A. E; Lynch, W. G; Lyons, S. M; Maeda, K; Masha, E; Matei, C; Rijal, N; Nishikawa, K; Merc, J; Messer, B; Montes, F; Mukherjee, A; Nishimura, N; Nunes, F. M; O'Connor, E; O'Shea, B. W; Ji, A. P; Roederer, I. U; Ong, W. J; Pain, S. D; Pajkos, M. A; Pignatari, M; Pizzone, R. G; Placco, V. M; Plewa, T; Pritychenko, B; Psaltis, A; Puentes, D; Rojo, J. S; Lugaro, M; Qian, Y-Z; Radice, D; Rapagnani, D; J. S. K; Meisel, Z; Saito, Y; Schwenk, A; Cote, B; Sergi, M. L; Sidhu, R. S; Simon, A; Sivarani, T; Skuladottir, A; Smith, M. S; Spiridon, A; Sprouse, T. M; Norman, D; Starrfield, S; Caplan, M. E; Steiner, A. W; Strieder, F; Sultana, I; Surman, R; Szucs, T; Tawfik, A; Thielemann, F; Trache, L; Trappitsch, R; Read, J. S; Champagne, A. E; Tsang, M. B; Tumino, A; Upadhyayula, S; Valle Martínez, J. O; Van der Swaelmen, M; Viscasillas Vazquez, C; Watts, A; Wehmeyer, B; Wiescher, M; Wrede, C; Clark, J. A; Roberts, L. F; Yoon, J; Zegers, R. G. T; Zermane, M. A; Zingale, M; Spyrou, A; Timmes, F. X; Travaglio, C; Vassh, V; Abia, C; Couder, M; Adsley, P; Agarwal, S; Aliotta, M; Aoki, W; Arcones, A; Aryan, A; Bandyopadhyay, A; Banu, A; Bardayan, D. W; Barnes, J; Couture, A; Bauswein, A; Beers, T. C; Bishop, J; Boztepe, T; de Mink, S. E; Debnath, S; deBoer, R. J; den Hartogh, J; Mumpower, M. R; Denissenkov, P; Dexheimer, V; Dillmann, I; Escher, J. E; Famiano, M. A; Farmer, R; Fisher, R; Frohlich, C; Frebel, A; Fryer, C; Neto, D; Fuller, G; Ganguly, A. K; Ghosh, S (IOP Publishing, 2022-11)
    Nuclear astrophysics is a field at the intersection of nuclear physics and astrophysics, which seeks to understand the nuclear engines of astronomical objects and the origin of the chemical elements. This white paper ...
  • GROWTH on S190426c II: GROWTH-India Telescope search for an optical counterpart with a custom image reduction and candidate vetting pipeline 
    Kumar, Harsh; Bhalerao, Varun; Anupama, G. C; Barway, Sudhanshu; Coughlin, Michael W; De, Kishalay; Deshmukh, Kunal; Dutta, Anirban; Goldstein, Daniel A; Jassani, Adeem; Joharle, Simran; Karambelker, Viraj; Khandagale, Maitreya; Kumar, B; Saraogi, Divita; Sharma, Yashvi; Shenoy, Vedant; Singer, Leo; Singh, A; Waratkar, Gaurav (Oxford University Press on behalf of Royal Astronomical Society, 2022-11)
    S190426c/GW190426 152155 was the first probable neutron star–black hole merger candidate detected by the LIGO-Virgo Collaboration. We undertook a tiled search for optical counterparts of this event using the 0.7-m ...
  • The PHEMU21 catalogue and astrometric results of the observations of the mutual occultations and eclipses of the Galilean satellites of Jupiter made in 2021 
    Emelyanov, N; Arlot, J-E; Anbazhagan, P; Andre, P; Bardecker, J; Canaud, G; Coliac, J. F; De Elias Cantalapiedra, J; Ellington, C. K; Fernandez, J. M; Forbes, M; Gazeas, K; Gault, D; George, T; Gourdon, F; Herald, D; Huber, D; Iglesias-Marzoa, R; Izquierdo, J; Jorba Lloveras, R; Kerr, S; Lasala, A; Le Guen, P; Leroy, A; Lutz, M; Maley, P; Mannchen, T; Mari, J. M; Maury, A; Newman, J; Palafouta, S; Prieto Gallego, J; Roger, P; Roschli, D; Selvakumar, G; Serra, V; Stuart, P; Turchenko, M; Vasundhara, R; Velasco, E (Oxford University Press on behalf of Royal Astronomical Society, 2022-11)
    2021 wasthe year ofJupiter’s equinox, that isthe Sun and the Earth passed through the equatorial plane of the planet and therefore the orbital planes of its main satellites. This occurrence made it possible to observe ...
  • RAD@home citizen science discovery of an active galactic nucleus spewing a large unipolar radio bubble on to its merging companion galaxy 
    Hota, Ananda; Dabhade, Pratik; Vaddi, Sravani; Konar, Chiranjib; Pal, Sabyasachi; Gulati, Mamta; Stalin, C. S; Avinash, Ck; Kumar, Avinash; Rajoria, Megha; Purohit, Arundhati (Oxford University Press on behalf of Royal Astronomical Society, 2022-11)
    Active galactic nucleus (AGN) feedback during galaxy merger has been the most favoured model to explain black hole–galaxy co-evolution. However, how the AGN-driven jet/wind/radiation is coupled with the gas of the merging ...
  • Core orientations and magnetic fields in isolated molecular clouds 
    Sharma, Ekta; Maheswar, G; Archana Soam; Lee, Chang Won; Seshadri, T. R (Oxford University Press on behalf of Royal Astronomical Society, 2022-11)
    Molecular clouds are sites of star formation. Magnetic fields are believed to play an important role in their dynamics and shaping morphology. We aim to study any possible correlation that might exist between the magnetic ...
  • UOCS –VIII. UV study of the open cluster NGC 2506 using ASTROSAT 
    Panthi, Anju; Vaidya, Kaushar; Jadhav, Vikrant V; Khushboo Rao, K; Subramaniam, A; Agarwal, Manan; Pandey, Sindhu (Oxford University Press on behalf of Royal Astronomical Society, 2022-11)
    We study an intermediate-age open cluster (OC) NGC 2506 using the ASTROSAT/UVIT data and other archival data. We identified 2175 cluster members using a machine learning-based algorithm, ML–MOC, on Gaia EDR3 data. Among ...
  • Can the Violent Merger of White Dwarfs Explain the Slowest Declining Type Ia Supernova SN 2011aa? 
    Dutta, Anirban; Anupama, G. C; Chakradhari, Nand Kumar; Sahu, D. K (American Astronomical Society, 2022-10-20)
    We present optical observations and Monte Carlo radiative transfer modeling of the Type Ia supernova (SN Ia) SN 2011aa. With a Δm15(B) of 0.59 ± 0.07 mag and a peak magnitude MB of −19.30 ± 0.27 mag, SN 2011aa has the ...
  • The Propagation of Coherent Waves Across Multiple Solar Magnetic Pores 
    Grant, S. D. T; Jess, D. B; Stangalini, M; Jafarzadeh, S; Fedun, V; Verth, G; Keys, P. H; Rajaguru, S. P; Uitenbroek, H; MacBride, C. D; Bate, W; Gilchrist-Millar, C. A (American Astronomical Society, 2022-10-20)
    Solar pores are efficient magnetic conduits for propagating magnetohydrodynamic wave energy into the outer regions of the solar atmosphere. Pore observations often contain isolated and/or unconnected structures, preventing ...
  • Hi-C 2.1 Observations of Reconnection Nanojets 
    Patel, Ritesh; Pant, V (American Astronomical Society, 2022-10-20)
    One of the possible mechanisms for heating the solar atmosphere is the magnetic reconnection occurring at different spatiotemporal scales. The discovery of fast bursty nanojets due to reconnection in the coronal loops has ...
  • Transit Light Curves for Exomoons: Analytical Formalism 
    Saha, Suman; Sengupta, S (American Astronomical Society, 2022-09-01)
    The photometric transit method has been the most effective method to detect and characterize exoplanets as several ground based as well as space based survey missions have discovered thousands of exoplanets using this ...
  • India's First Robotic Eye for Time-domain Astrophysics: The GROWTH-India Telescope 
    Kumar, Harsh; Bhalerao, Varun; Anupama, G. C; Barway, Sudhanshu; Basu, Judhajeet; Deshmukh, Kunal; De, Kishalay; Dutta, Anirban; Fremling, Christoffer; Iyer, Hrishikesh; Jassani, Adeem; Joharle, Simran; Karambelkar, Viraj; Khandagale, Maitreya; Krishna, K Adithya; Kulkarni, Sumeet; Mate, Sujay; Patil, Atharva; Phanindra, D. V. S; Samantaray, Subham; Sharma, Kritti; Sharma, Yashvi; Shenoy, Vedant; Singh, Avinash; Srivastava, Shubham; Swain, Vishwajeet; Waratkar, Gaurav; Angchuk, D; Dorjay, Padma; Dorjai, T; Gyalson, T; Jorphail, S; Mahay, T. T; Norbu, Rigzin; Sharma, Tarun Kumar; Stanzin, Jigmet; Stanzin, Tsewang; Stanzin, Urgain (American Astronomical Society, 2022-09-01)
    We present the design and performance of the GROWTH-India telescope, a 0.7 m robotic telescope dedicated to time-domain astronomy. The telescope is equipped with a 4k back-illuminated camera that gives a 0fdg82 field of ...
  • Characterization of hot populations of Melotte 66 open cluster using Swift/UVOT 
    Rao, Khushboo K; Vaidya, Kaushar; Agarwal, Manan; Panthi, Anju; Jadhav, Vikrant V (Oxford University Press on behalf of Royal Astronomical Society, 2022-10)
    Ultraviolet (UV) wavelength observations have made a significant contribution to our understanding of hot stellar populations of star clusters. Multiwavelength spectral energy distributions (SEDs) of stars, including ...
  • Study of correlation between optical flux and polarization variations in BL Lac objects 
    Rajput, Bhoomika; Pandey, Ashwani; Stalin, C. S; Mathew, Blesson (Oxford University Press on behalf of Royal Astronomical Society, 2022-12)
    Polarized radiation from blazars is one key piece of evidence for synchrotron radiation at low energy, which also shows variations. We present here our results on the correlation analysis between optical flux and polarization ...
  • ताराग्रह: हमारे सौर मडंल के बाहर की दुनिया 
    Banyal, R. K; Puravankara, Manoj (NIScPR-CSIR,India, 2022-10)
    दो स्तों, सौर मंडल के बारे में आप बखूबी जानते होंगे लेकिन आज के इस लेख में हम उन अद्भुत ग्रहों के बारे में बात करेंगे जो आकाश में अनगिनत प्रत्यक्ष और अदृश्य तारों के इर्द-गिर्द घूमते हैं। शब्दावली की आसानी के लिए, अन्य ...
  • Spectroscopy of He atom encapsulated in C60 cage: low lying magnetic dipolar (M1) and magnetic quadrupolar (M2) transitions 
    Chaudhuri, S. K (Canadian science publishing, 2022-08)
    The spectroscopic properties of magnetic dipolar and quadrupolar transitions (M1 and M2) of He atom encapsulated under neutral and charged C60 fullerene cage have been estimated here to understand the effect of cage ...
  • X-ray spectral and timing analysis of the Compton Thick Seyfert 2 galaxy NGC 1068 
    Pal, Indrani; Stalin, C. S; Parker, M. L; Agrawal, Vivek K; Marchesi, S (Oxford University Press on behalf of Royal Astronomical Society, 2022-12)
    We present the timing and spectral analysis of the Compton Thick Seyfert 2 active galactic nuclei NGC 1068 observed using NuSTAR and XMM–Newton. In this work for the first time we calculated the coronal temperature (⁠kTekTe⁠) ...
  • Search for coronal temperature variation in Seyfert galaxies 
    Pal, Indrani; Stalin, C. S (Oxford University Press on behalf of Royal Astronomical Society, 2023-01)
    While the temperature of the X-ray corona (kTe) in active galactic nuclei (AGNs) is known for many sources, its variation if any is limited to a handful of objects. This is in part due to the requirement of good signal-to-noise ...
  • Atmospheric Thermal Emission Effect on Chandrasekhar's Finite Atmosphere Problem 
    Sengupta, Soumya (American Astronomical Society, 2022-09-10)
    The solutions of the diffuse reflection finite atmosphere problem are very useful in the astrophysical context. Chandrasekhar was the first to solve this problem analytically, by considering atmospheric scattering. These ...
  • History of ARIES: a premier research institute in the area of observational sciences 
    Sagar, Ram (Springer, 2022-09)
    The Aryabhatta Research Institute of Observational Sciences (ARIES), a premier autonomous research institute under the Department of Science and Technology, Government of India has a legacy of about seven decades with ...

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