2007 Preprints

 

Last updated: 20/12/2007

No. Author/s Title
46/07 Patrick Petitjean, Cedric Ledoux, and R. Srianand The Nitrogen and Oxygen abundances in the neutral gas at high redshift
45/07 C. Konar, M. Jamrozy, D. J. Saikia, J. Machalski A multifrequency study of giant radio sources I. Low-frequency Gaint Metrewave Radio Telescope observations of selected sources
44/07 M. Jamrozy, C. Konar, J. Machalski, D. J. Saikia A multifrequency study of giant radio sources II. Spectral ageing analysis of the lobes of selected sources
43/07 Archana Bora, Ranjan Gupta, Harinder P. Singh,Jayant Murthy and Rekhesh Mohan A 3D Automated Classification Scheme for the TAUVEX data pipeline
42/07 Yuri Shtanov, Alexander Viznyuk and Varun Sahni Gravitational instability on the brane: the role of boundary conditions
41/07 Hideki Maeda, Varun Sahni and Yuri Shtanov Braneworld dynamics in Einstein Gauss Bonnet gravity
40/07 Minu Joy, Varun Sahni and Alexei A. Starobinsky A New Universal Local Feature in the Inflationary Perturbation Spectrum
39/07 Sanjeev Dhurandhar, Badri Krishnan, Himan Mukhopadhyay and John T. Whelan The cross-correlation search for periodic gravitational waves
38/07 Gargi Shaw1, G. J. Ferland, R. Srianand, N. P. Abel, P. A. M. van Hoof, & P. C. Stancil On the enhanced cosmic-ray ionization rate in the diffuse cloud towards Zeta Persei
37/07 Tapan Naskar, Nabajit Chakravarty, Jayanta K. Bhattacharjee and Arnab K. Ray Acoustic perturbations on steady spherical accretion in Schwarzschild geometry
36/07 Arman Shafieloo, Tarun Souradeep Estimation of Primordial Spectrum with post-WMAP 3 year data
35/07 Arman Shafieloo Model Independent Reconstruction of the Expansion History of the Universe and the Properties of Dark Energy
34/07 Andrew Fox, Patrick Petitjean, Cedric Ledoux and R. Srianand Multiphase plasma in sub-damped Lyman-Alpha systems : A hidden metal reservoir
33/07 Amit Pathak, Shantanu Rastogi Theoretical spectra of PAHs in modeling astrophysical IR features
32/07 P. Noterdaeme, C. Ledoux, P. Petitjean, F. Le Petit, R. Srianand & A. Smette Excitation mechanisms in newly discovered H2-bearing Damped Lyman-alpha clouds: systems with low molecular fractions
31/07 Arnab K. Ray, Jayanta K. Bhattacharjee Standing and travelling waves in the shallow-water circular hydraulic jump
30/07 Tapan Naskar , John Ward Type I singularities and the Phantom Menace
29/07 Andrew J. Fox, Cedric Ledoux, Patrick Petitjean & Raghunathan Srianand C iv absorption in damped and sub-damped Lyman-alpha systems: Correlations with metallicity and implications for galactic winds at z~2-3
28/07 Sanjit Mitra, S. V. Dhurandhar, Tarun Souradeep, Albert Lazzarini, Vuk Mandic, Sukanta Bose and Stephan Ballmer Gravitational wave radiometry: Mapping a stochastic gravitational wave background
27/07 Nirupam Roy and Arnab K. Ray Critical properties of spherically symmetric accretion in a fractal medium
26/07 Rajib Saha, Simon Prunet, Pankaj Jain and T. Souradeep CMB anisotropy power spectrum using linear combinations of WMAP maps
25/07 S. V. Dhurandhar Physical and algebraical models of LISA
24/07 K. D. Patil, S. S. Zade and A. N. Mohod Gravitational collapse of radiating Dyon solution and cosmic censorship hypothesis
23/07 Amit Pathak and Shantanu Rastogi Theoretical infrared spectra of large polycyclic aromatic hydrocarbons
22/07 Joydeep Bagchi, Florence Durret, Gastao B. Lima Neto, Surajit Paul Giant Ringlike Radio Structures Around Galaxy Cluster Abell 3376
21/07 Jayanta K.Bhattacharjee, Arnab K. Ray Secular instability in quasi-viscous disc accretion
20/07 Sudhanshu Barway, Ajit Kembhavi A SuperMassive Black Hole Fundamental Plane for Ellipticals
19/07 D. B. Vaidya, Ranjan Gupta, T. P. Snow Composite Interstellar Grains
18/07 Gopal-Krishna, Samir Dhurde, Pronoy Sircar & Paul J. Wiita Influence of the jet opening angle on the derived kinematical parameters of blazar jets having uniform and stratified bulk motion
17/07 Gopal-Krishna, Pronoy Sircar & Samir Dhurde Kinematical diagrams for conical relativistic jets
16/07 Rawat, A., Kembhavi, A.K., Hammer, F., Flores, H. and Barway, S. Unravelling the morphologies of Luminous Compact Galaxies using the HST/ACS GOODS survey
15/07 Ipsita Mandal, Arnab K. Ray, Tapas K. Das Critical properties of spherically symmetric black hole accretion in Schwarzschild geometry

14/07

Sanghamitra Goswami, Saba Nashreen Khan, Arnab K. Ray, Tapas Kumar Das  Axisymmetric black hole accretion in the Kerr metric as an autonomous dynamical system

13/07

K.D. Patil, S.S. Zade, A.N. Mohod  Non-spherical gravitational collapse of strange quark matter

12/07

Sudhanshu Barway, Ajit Kembhavi, Yogesh Wadadekar, C.D. Ravikumar, Y. D. Mayya  Lenticular Galaxy Formation - Possible Luminosity Dependence

11/07

Sharanya Sur, Anvar Shukurov & Kandaswamy Subramanian  Galactic dynamos supported by magnetic helicity fluxes

10/07

Sharanya Sur, Kandaswamy Subramanian & Axel Brandenburg  Kinetic and magnetic alpha effects in nonlinear dynamo theory

09/07

P. Noterdaeme, P. Petitjean, R. Srianand, C. Ledoux, F. Le Petit  Physical conditions in the neutral interstellar medium at z=2.43 toward Q2348-011

08/07

Saumyadip Samui, R. Srianand, Kanadaswamy Subramanian  Probing the star formation history using the redshift evolution of luminosity fuctions

07/07

Rodney Nascimento Guimaraes, Patrick Petitjean, Emmanuel Beaumont Rollinde, Reinaldo Ramos De Carvalho, George Djorgovski, R. Srianand, Ali Aghaee, Sandra Castro  Evidence for overdensity around z_em > 4 quasars from the proximity effect

06/07

Sanjit Mitra, Anand S. Sengupta, Subharthi Ray, Rajib Saha, Tarun Souradeep  CMB power spectrum estimation with non-circular beam and incomplete sky coverage

05/07

Hideyuki Tagoshi, Himan Mukhopadhyay, Sanjeev Dhurandhar(et al.)   Detecting gravitional waves from inspiraling binaries with a network of detectors: coherent strategies by correlated detectors

04/07

Arnab K. Ray and Jayanta K. Bhattacharjee  Evolution of transonicity in an accretion disc
03/07 Andrew J. Fox, Patrick Petitjean, Cedric Ledoux, Raghunathan Srianand Hot Halos around High Redshift Protogalaxies: Observations of O VI and N V Absorption in Damped Lyman Alpha systems
 
02/07 Ray Norris, Heinz Andernach, Guenther Eichhorn, Francoise Genova, Elizabeth Griffin, Robert Hanisch, Ajit Kembhavi, Robert Kennicutt, Anita Richards Astronomical Data Management
 

01/07

Ajit Kembhavi   Virtual observatories and developing countries