IIAP Publications: Recent submissions

  • Studying the radio continuum from nuclear activity and star formation in giant low surface brightness galaxies 
    Mishra, A; Kantharia, N. G; Mousumi Das; Srivastava, D. C; Vogel, S. N (Oxford University Press on behalf of the Royal Astronomical Society, 2015-03-11)
    We present a multifrequency radio continuum study of seven giant low surface brightness (GLSB) galaxies using the Giant Metrewave Radio Telescope (GMRT). GLSB galaxies are optically faint, dark-matter-dominated systems ...
  • Four-component relativistic state-specific multireference perturbation theory with a simplified treatment of static correlation 
    Ghosh, A; Sinha Ray, Suvonil; Chaudhuri, R. K; Chattopadhyay, Sudip (American Chemical Society, 2017-02-23)
    The relativistic multireference (MR) perturbative approach is one of the most successful tools for the description of computationally demanding molecular systems of heavy elements. We present here the ground state dissociation ...
  • Analysing the effects of apodizing windows on local correlation tracking using nirvana simulations of convection 
    Louis, R. E; Ravindra, B; Georgoulis, M. K; Kuker, M (Springer, 2015-04)
    We employ different shapes of apodizing windows in the local correlation tracking (LCT) routine to retrieve horizontal velocities using numerical simulations of convection. LCT was applied on a time sequence of temperature ...
  • Scientific capabilities and advantages of the 3.6 meter optical telescope at Devasthal, Uttarakhand 
    Omar, A; Kumar, B; Maheswar, G; Sagar, R (Current Science Association, 2015-08)
    India’s largest 3.6 m aperture optical telescope has been successfully installed in the central Himalayan region at Devasthal, Nainital district, Uttarakhand. The primary mirror of the telescope uses the active optics ...
  • Chromospheric variations with solar cycle phase using imaging and spectroscopic studies 
    Sindhuja, G; Singh, J; Priyal, M (Oxford University Press on behalf of the Royal Astronomical Society, 2015-04-11)
    Spectroscopic observations of Sun in Ca-K line profile were made as a function of latitude and integrated over the visible 180◦ longitude at the Kodaikanal observatory since 1985. The spectroheliograms of the Sun in Ca-K ...
  • Line identification and photometric history of the hot post-AGB star Hen 3−1013 (IRAS 14331−6435) 
    Arkhipova, V. P; Parthasarathy, M; Ikonnikova, N. P; Ishigaki, M; Hubrig, S; Sarkar, G; Kniazev, A. Y (Oxford University Press on behalf of the Royal Astronomical Society, 2018-12)
    We present a study of the high-resolution optical spectrum for the hot post-asymptotic giant branch (post-AGB) star, Hen 3−1013, identified as the optical counterpart of the infrared source IRAS 14331−6435. For the first ...
  • Dissociation of homonuclear diatomic halogens via multireference coupled cluster calculations 
    Chattopadhyay, S; Mahapatra, Uttam Sinha; Chaudhuri, R. K (Taylor & Francis, 2014-10)
    We have computed the potential energy surfaces (PESs) of F2, Cl2, Br2, and I2 using the size-extensive state specific multireference coupled cluster (SS-MRCC) method. The MR character of the system considered here at large ...
  • Characterization of the HD 219134 multi-planet system II. Stellar-wind sputtered exospheres in rocky planets b & c 
    Vidotto, A. A; Lichtenegger, H; Fossati, L; Folsom, C. P; Wood, B. E; Murthy, J; Petit, P; Sreejith, A. G; Valyavin, G (Oxford University Press on behalf of the Royal Astronomical Society, 2018-12)
    We present a 3D study of the formation of refractory-rich exospheres around the rocky planets HD219134b and c. These exospheres are formed by surface particles that have been sputtered by the wind of the host star. The ...
  • State-specific multireference perturbation theory with improved virtual orbitals: Taming the ground state of F2, Be2, and N2 
    Chattopadhyay, S; Chaudhuri, R. K; Mahapatra, Uttam Sinha (John Wiley & Sons, 2015-05-12)
    Adaptation of improved virtual orbitals (IVOs) in state‐specific multireference perturbation theory using Møller–Plesset multipartitioning of the Hamiltonian (IVO‐SSMRPT) is examined in which the IVO‐complete active space ...
  • Solar wave-length displacements observed at the Japan eclipse 
    Royds, T (Royal Astronomical Society, 1936-06-19)
  • Total solar eclipse of February 16, 1980. 
    Bhattacharyya, J. C (Indian Academy of Sciences, 1980)
  • Intra-night optical variability of misaligned active galaxies 
    Bhattacharya, Debbijoy; Gulati, S; Stalin, C. S (Oxford University Press on behalf of the Royal Astronomical Society, 2019-03)
    The majority of the γ-ray sources detected by the Fermi Gamma-ray Space Telescope belong to the blazar class of active galactic nuclei (AGNs). In addition to blazars, a minority of non-blazar AGNs is also found to be γ-ray ...
  • Planetary nebulae with UVIT II. Revelations from far-UV vision of Butterfly nebula NGC 6302 
    Kameswara Rao, N; De Marco, O; Sriram, K; Murthy, J; Ray, A; Sutaria, F. K; Mohan, Rekhesh (EDP Sciences, 2018-12)
    The high excitation planetary nebula, NGC 6302, has been imaged in two far-ultraviolet (FUV) filters, F169M (Sapphire; λeff: 1608 Å)and F172M (Silica; λeff: 1717 Å) and two near-UV (NUV) filters, N219M (B15; λeff: 2196 Å) ...
  • The Multi Application Solar Telescope 
    Venkatakrishnan, P; Mathew, S. K; Srivastava, N; Bayanna, A. R; Kumar, B; Ramya, B; Jain, N; Saradava, M (Current Science Association, 2017-08)
    Multi Application Solar Telescope (MAST), a telescope for the detailed study of solar activity, was operationalized at the Udaipur Solar Observatory (USO) of Physical Research Laboratory (PRL), on 16 June 2015. This ...
  • The magnetic field geometry of small solar wind flux ropes inferred from their twist distribution 
    Yu, W; Farrugia, C. J; Lugaz, N; Galvin, A. B; Mostl, C; Paulson, K; Vemareddy, P (Springer, 2018-12)
    This work extends recent efforts on the force-free modeling of large flux ropetype structures (magnetic clouds, MCs) to much smaller spatial scales. We first select small flux ropes (SFRs) by eye whose duration is unambiguous ...
  • The Solar Ultraviolet Imaging Telescope on-board Aditya-L1 
    Murthy, J; Rahna, P. T; Sutaria, F. K; Safonova, M; Gudennavar, S. B; Bubbly, S. G (Current Science Association, 2017-08)
    The Solar Ultraviolet Imaging Telescope (SUIT) is an instrument onboard the Aditya-L1 spacecraft, the first dedicated solar mission of the Indian Space Research Organization (ISRO), which will be put in a halo orbit at the ...
  • A new three-band, two beam astronomical photo-polarimeter 
    Srinivasulu, G; Raveendran, A. V; Muneer, S; Mekkaden, M. V; Jayavel, N; Somashekar, M. R; Sagayanathan, K; Ramamoorthy, S; Rosario, M.; Jayakumar, K (Astronomical Society of India, 2014-09)
    We designed and built a new astronomical photo-polarimeter that can measure linear polarization simultaneously in three spectral bands. It has a Calcite beamdisplacement prism as the analyzer. The ordinary and extra-ordinary ...
  • JUDE: an ultraviolet imaging telescope pipelineâ 
    Murthy, J; Rahna, P. T; Sutaria, F. K; Safonova, M; Gudennavar, S. B; Bubbly, S. G (Elsevier B.V, 2017-07)
    The Ultraviolet Imaging Telescope (UVIT) was launched as part of the multi-wavelength Indian AstroSat mission on 28 September, 2015 into a low Earth orbit. A 6-month performance verification (PV) phase ended in March ...
  • Kiso supernova survey (KISS): survey strategy 
    Morokuma, T; Tominaga, N; Tanaka, M; Mori, K; Matsumoto, E; Kikuchi, Y; Shibata, T; Sako, S; Aoki, T; Doi, M; Kobayashi, N; Maehara, H; Matsunaga, N; Mito, H; Miyata, T; Nakada, Y; Soyano, T; Tarusawa, K; Miyazaki, S; Nakata, F; Okada, N; Sarugaku, Y; Richmond, M. W; Akitaya, H; Aldering, G; Arimatsu, K; Contreras, C; Horiuchi, T; Hsiao, E. Y; Itoh, R; Iwata, I; Kawabata, K. S; Kawai, N; Kitagawa, Y; Kokubo, M; Kuroda, D; Mazzali, P; Miswava, T; Moritani, Y; Morrell, N; Okamoto, R; Pavlyuk, N; Phillips, M. M; Pian, E; Sahu, D. K; Saito, Y; Sano, K; Stritzinger, M. D; Tachibana, Y; Taddia, F; Takaki, K; Tateuchi, K; Tomita, A; Tsvetkov, D; Ui, T; Ukita, N; Urata, Y; Walker, E; Yoshii, T (Published by Oxford University Press on behalf of the Astronomical Society of Japan, 2014-12)
    The Kiso Supernova Survey (KISS) is a high-cadence optical wide-field supernova (SN) survey. The primary goal of the survey is to catch the very early light of a SN, during the shock breakout phase. Detection of SN shock ...
  • Effects of dark matter in star formation 
    Arun, K; Gudennavar, S; Prasad, A; Sivaram, C (Springer, 2019-02)
    The standard model for the formation of structure assumes that there existed small fluctuations in the early universe that grew due to gravitational instability. The origins of these fluctuations are as yet unclear. In ...

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