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  • Star formation in young cluster NGC 1893 
    Sharma, S; Pandey, A. K; Ojha, D. K; Chen, W. P; Ghosh, S. K; Bhatt, B. C; Maheswar, G; Sagar, R (International Astronomical Union, 2008-05)
    We have carried out a multi-wavelength study of the star forming region NGC 1893 to make a comprehensive exploration of the effects of massive stars on low mass star formation. Using deep optical U BV RI broad band, Hα ...
  • Star formation in young star cluster NGC1893 
    Sharma, S; Pandey, A. K; Ojha, D. K; Chen, W. P; Ghosh, S. K; Bhatt, B. C; Maheswar, G; Sagar, R (Blackwell Publishing, 2007-09)
    We present a comprehensive multiwavelength study of the star-forming region NGC 1893 to explore the effects of massive stars on low-mass star formation. Using near-infrared colours, slitless spectroscopy and narrow-band ...
  • Star formation studies at TIFR 
    Ghosh, S. K (Astronomical Society of India, 2005-06)
    Studies of Galactic star forming regions being carried out at TIFR, is summarized. The techniques and typical results from these studies have been described brie y, which include: the balloon borne far infrared mapping in ...
  • Star Formation: Circumstellar Environment around Young Stellar Objects 
    Manoj, Puravankara (Indian Institute of Astrophysics, 2004-02)
  • A star-and-sky chopping polarimeter: design and performance 
    Jain, S. K; Srinivasulu, G (SPIE, 1991-10)
    The authors have developed a star-and-sky chopping polarimeter for accurate measurements of linear polarization of starlight in the standard astronomical photometric U, B, V, R, and I bands. The instrumental polarization, ...
  • Star-clusters in the magellanic clouds and their mass functions 
    Sagar, R (Indian Academy of Sciences, 1993-03-10)
  • Star-forming, rotating spheroidal galaxies in the GAMA and SAMI surveys 
    Moffett, A. J; Phillipps, S; Robotham, A.S.G; Driver, S.P; Bremer, M.N; Cortese, L; Ivy Wong, O; Brough, S; Brown, Michael J. I; Bryant, Julia J; Conselice, Christopher J; Croom, Scott M; George, K; Goldstein, Greg; Goodwin, Michael; Holwerda, B.W; Hopkins, A.M; Konstantopoulos, I. S; Lawrence, J.S; Lorente, N.P.F; Medling, A. M; Owers, M.S; Pimbblet, K. A; Richards, S.N; Sweet, S. M; Van de Sande, J (Oxford University Press on behalf of the Royal Astronomical Society, 2019-08-12)
    The Galaxy And Mass Assembly (GAMA) survey has morphologically identified a class of ‘Little Blue Spheroid’ (LBS) galaxies whose relationship to other classes of galaxies we now examine in detail. Considering a sample of ...
  • Stara -Disk Interactions in Multiband Photometric Monitoring of the Classical T Tauri Star GI Tau 
    Guo, Zhen; Herczeg, Gregory J; Jose, J; Fu, Jianning; Chiang, Po-Shih; Grankin, Konstantin; Michel, R; Yadav, Ram Kesh; Liu, Jinzhong; Chen, Wen-Ping; Li, Gang; Xue, Huifang; Niu, Hubiao; Subramaniam, A; Sharma, Saurabh; Prasert, Nikom; Flores-Fajardo, Nahiely; Castro, Angel; Altamirano, Liliana (IOP Publishing, 2018-01)
    The variability of young stellar objects is mostly driven by star – disk interactions. In long-term photometric monitoring of the accreting T Tauri star GI Tau, we detect extinction events with typical depths ...
  • Starburst galaxies -- AGN connection: Theoretical scenario 
    Jog, Chanda J (Astronomical Society of India, 1993)
    Starburst galaxies are characterized by a very high central infrared luminosity of about 10/sup10/ - 10/sup12/ solar luminosity. This luminosity is attributed to a burst of formation of massive stars. The stellar radiation ...
  • Starbursts triggered by central overpressure in interacting galaxies 
    Mousumi Das; Jog, C. J (Astronomical Society of India, 1993)
    We present a triggering mechanism for starbursts in the central regions of interacting galaxies. As a disk giant molecular cloud (GMC) falls into the central region of a galaxy following a galaxy encounter, it may be ...
  • Stardust-NExT, Deep Impact, and the accelerating spin of 9P/Tempel 1 
    Belton, M. J. S; Meech, K. J; Chesley, S; PittichovĆ, J; Carcich, B; Drahus, M; Harris, A; Gillam, S; Veverka, J; Mastrodemos, N; Owen, W; A’Hearn, M. F; Bagnulo, S; Bai, J; Barrera, L; Bastien, F; Bauer, J. M; Bedient, J; Bhatt, B. C; Boehnhardt, H; Brosch, N; Buie, M; Candia, P; Chen, W; Chiang, P; Choi, Y; Cochran, A; Crockett, C. J; Duddy, S; Farnham, T; Fernández, Y. R; Gutiérrez, P; Hainaut, O. R; Hampton, D; Herrmann, K. A; Hsieh, H; Kadooka, M. A; Kaluna, H; Keane, J; Kim, M; Klaasen, K; Kleyna, J; Krisciunas, K; Lara, L. M; Lauer, T. R; Li, J; Licandro, J; Lisse, C. M; Lowry, S. C; McFadden, L; Moskovitz, N; Mueller, B; Polishook, D; Raja, N. S; Riesen, T; Sahu, D. K; Samarasinha, N; Sarid, G; Sekiguchi, T; Sonnett, S; Suntzeff, N. B; Taylor, B. W; Thomas, P; Tozzi, G. P; Vasundhara, R; Vincent, J; Wasserman, L. H; Webster-Schultz, B; Yang, B; Zenn, T; Zhao, H (Elsevier B.V., 2011-05)
    The evolution of the spin rate of Comet 9P/Tempel 1 through two perihelion passages (in 2000 and 2005) is determined from 1922 Earth-based observations taken over a period of 13 year as part of a World-Wide observing ...
  • Stars at the Tip of Peculiar Elephant Trunk-Like Clouds in IC 1848E: A Possible Third Mechanism of Triggered Star Formation 
    Chauhan, N; Ogura, K; Pandey, A. K; Samal, M. R; Bhatt, B. C (Astronomical Society of Japan, 2011-08)
    The H II region IC 1848 harbors a lot of intricate elephant trunk-like structures that look morphologically different from usual bright-rimmed clouds (BRCs). Of particular interest is a concentration of thin and long ...
  • Starward launch: Aditya-L1 to carry payload to study Sun’s corona 
    The New Indian Express (The New Indian Express, 2023-09-02)
  • State specific multireference moller–plesset perturbation theory: a few applications to ground, excited and ionized states 
    Chattopadhyay, S; Mahapatra, U. S; Chaudhuri, R. K (Elsevier, 2012-06-05)
    We provide further tests and illustrations of the complete active space based statespecificmultireferenceMøller–Plessetperturbationtheory (SS-MRMPPT) which opens the way for the treatment of dynamic correlations in situations ...
  • State-specific complete active space multireference Møller–Plesset perturbation approach for multireference situations: illustrating the bond breaking in hydrogen halides 
    Chattopadhyay, S; Mahapatra, U. S; Chaudhuri, R. K (Springer, 2012-04)
    Assessment of the complete active space-based state-specific multireference Møller–Plesset perturbation theory, SS-MRMPPT, has been performed on the ground states of HX (X = F, Cl, and Br) systems through the computation ...
  • 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 ...
  • Static structure of chameleon dark matter as an explanation of dwarf spheroidal galaxy cores 
    Das, Subinoy; Prolay Krishna Chanda (The American Physical Society, 2017-04)
    We propose a novel mechanism that explains the cored dark matter density profile in recently observed dark matter rich dwarf spheroidal galaxies. In our scenario, dark matter particle mass decreases gradually as a function ...
  • Stationary calcium in space 
    Evershed, John (Taylor and Francis, 1924)
  • Statistical detection of propagating waves in a polar coronal hole 
    Gupta, G. R; O'Shea, E; Banerjee, D; Popescu, M; Doyle, J. G (Springer, 2010)
    Waves are important in the heating of the solar corona and the acceleration of the solar wind. We have examined a long spectral time series sampling a southern coronal hole, observed on the 25 February 1997 using the SUMER ...
  • Statistical mechanics of velocity and magnetic fields in solar active regions 
    Krishan, V (Springer, 1985-02)
    A statistical mechanics of the velocity and magnetic fields is formulated for an active region plasma. The plasma subjected to the conservation laws emerges in a most probable state which is described by an equilibrium ...

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