IIA Institutional Repository: Recent submissions

  • Atmospheric opacity using 220 GHz (1.36 mm) radiometer data and water vapor trends over Indian Astronomical Observatory (IAO), Hanle 
    Shantikumar, N. S; Sethulakshmy, E. S; Jade, S; Shrungeshwara, T. S; Vivek, C. G; Angchuk, D; Prabhu, T. P; Mahay, T. T (Elsevier B.V., 2020-10-15)
    The present work reports atmospheric opacity at 220 GHz over Indian Astronomical Observatory (IAO)-Hanle during 2006 to 2018. The opacity data were derived from the radiometric measurement of sky-brightness temperature as ...
  • Scatter due to Ultraviolet (UV) photopolymerization of molecular contamination on optical surfaces 
    Venkata Suresh, Narra; Prasad, B. R; Somasundaram, P. K; Sriraman, K; Venkatasubramanian, N; Padavu, U. K; Mani, V. T; Basavaraja, S; Naik, R (Springer, 2020-12)
    Molecular contamination on optical surfaces is a serious issue for space payloads. For ultraviolet (UV) payloads, molecular contamination results in loss of throughput. Whereas, for visible (VIS) payloads loss of throughput ...
  • Long-term Evolution of the Sun's Magnetic Field during Cycles 15-19 Based on Their Proxies from Kodaikanal Solar Observatory 
    Mordvinov, A. V; Binay Karak, B; Banerjee, D; Chatterjee, S; Golubeva, E. M; Khlystova, A. I (IOP Publishing, 2020-10-10)
    The regular observation of the solar magnetic field is available only for about the last five cycles. Thus, to understand the origin of the variation of the solar magnetic field, it is essential to reconstruct the magnetic ...
  • The Completed SDSS-IV Extended Baryon Oscillation Spectroscopic Survey: Baryon Acoustic Oscillations with Lyα Forests 
    du Mas des Bourboux, H; Rich, J; Font-Ribera, A; de Sainte Agathe, V; Farr, J; Etourneau, T; Le Goff, J.-M; Cuceu, Andrei; Balland, C; Bautista, J. E; Blomqvist, M; Brinkmann, J; Brownstein, J. R; Chabanier, S; Chaussidon, E; Dawson, K; Gonzalez-Morales, A. X; Guy, J; Lyke, B. W; de la Macorra, A; Mueller, E.-M; Myers, A. D; Nitschelm, C; Gutierrez, A. M; Palanque-Delabrouille, N; Parker, J; Percival, W. J; Perez-Rafols, I; Petitjean, P; Pieri, M. M; Ravoux, R; Rossi, R; Schneider, D. P; Seo, H.-J; Slosar, A; Stermer, J; Vivek, M; Yeche, C; Youles, S (IOP Publishing, 2020-10-01)
    We present a measurement of baryonic acoustic oscillations (BAOs) from Lyα absorption and quasars at an effective redshift z = 2.33 using the complete extended Baryonic Oscillation Spectroscopic Survey (eBOSS). The 16th ...
  • International conference on Non-accelerator particle physics : proceedings of the international conference held at Indian Institute of Astrophysics, Bangalore, January 2-9, 1994 
    Cowsik, R (editor) (World Scientific Publishing, 1995)
    This international conference focussed on several exciting frontier areas of particle physics at energy scales not realizable in terrestrial accelerators and their significance in the fields of astrophysics and cosmology. ...
  • Basic plasma processes on the sun : proceedings of the 142th symposium of the International Astronomical Union held in Bangalore, India, December 1-5, 1989 
    Priest, E. R (editor); Krishan, V (editor) (Kluwer Academic Publishers, 1990)
    Much of the excitement in modern Solar Physics has come from the realisation that the Sun is a plasma and that this plasma is interacting with the magnetic field in a wide variety of subtle ways. As well as being of great ...
  • Modern astronomy : startling facts 
    Sivaram, C; Arun, K (Ane Books, 2009)
    The year 2009 is being recognised as the international year of astronomy (IYA) to mark the four hundredth anniversary of the historical occasion in the year 1609 when Galileo Galilei used the then newly invented telescope ...
  • Kariamanikkam Srinivasa Krishnan : his life and work 
    Mallik, D. C. V; Chatterjee, S (Universities Press (India), 2012)
    The first four decades of the 20th century were glorious years for science, especially physics. Our view of the physical world changed forever with the emergence of quantum mechanics and Einstein’s formulation of the theory ...
  • Polarimetry: from the sun to stars and stellar environments 
    Nagendra, K. N (editor); Bagnulo, S (editor); Centeno, R (editor); Martinez Gonzalez, M. J (editor) (Cambridge University Press, 2015)
    The advances in solar, planetary, and extrasolar science employing polarimetric tools are far-reaching, and the pace of discovery is accelerating rapidly. In the last three decades, the emphasis of solar polarimetry has ...
  • Introduction to astrobiology 
    Sivaram, C; Sastry, A (Universities Press (India), 2004)
    Astrobiology is the science that seeks to unravel the mysteries of the orign of life and the conditions that would support the birth and evolution of life forms. It involves several disciplines of science which are essential ...
  • Long-term datasets for the understanding of solar and stellar magnetic cycles 
    Banerjee, D (editor); Jiang, J (editor); Kusano, K (editor); Solanki, S (editor) (Cambridge University Press, 2018)
  • Aperture synthesis : methods and applications to optical astronomy 
    Saha, S. K (Springer, 2011)
    Over the years long baseline optical interferometry has slowly gained in importance and today it is a powerful tool. This timely book sets out to highlight the basic principles of long baseline optical interferometry. The ...
  • An introduction to waves and oscillations in the Sun 
    Satya Narayanan, A (Springer, 2013)
    Astrophysicists and others studying the Sun will find this expansive coverage of what we know about waves and oscillations in our nearest star an informative introduction to a hot contemporary topic. After a section ...
  • Physics of partially ionized plasmas 
    Krishan, V (Cambridge University Press, 2016)
    DescriptionContentsResourcesCoursesAbout the Authors Plasma is one of the four fundamental states of matter; the other three being solid, liquid and gas. Several components, such as molecular clouds, diffuse interstellar ...
  • Daystar: a peep into the workings of the Sun 
    Venkatakrishan, P (World Scientific Publishing, 2018)
    This book is an attempt to demystify the activities of a celestial object such as the Sun appealing to basic physics already available to high school students. Building on simple logic, the contents begin with measurements ...
  • Diffraction limited imaging with large and moderate telescopes 
    Saha, S. K (World Scientific Publishing, 2007)
    This book deals with the fundamentals of wave optics, polarization, interference, diffraction, imaging, and the origin, properties, and optical effects of turbulence in the Earth's atmosphere. Techniques developed during ...
  • Proceedings of the International Symposium on Solar Terrestrial Physics (ISSTP) 
    Gopalswamy, N (editor); Hasan, S. S (editor); Rao, P. B (editor); Subramanian, P (editor) (Astronomical Society of India, 2013)
  • Cosmic perspectives : essays dedicated to the memory of M.K.V. Bappu 
    Biswas, S. K (editor); Mallik, D. C. V (editor); Vishveshwara, C. V (editor) (Cambridge University Press, 1989)
    Cosmic Perspectives is a collection of essays that details modern cosmology and its relationship to the development of human civilization. Written by leading astronomers, cosmologists and historians, these fourteen essays ...
  • Spin and torsion in gravitation 
    de Sabbata, V; Sivaram, C (World Scientific Publishing, 1994)
    This book gives an exposition of both the old and new results of spin and torsion effects on gravitational interactions with implications for particle physics, cosmology etc. Physical aspects are stressed and measurable ...
  • Astrophysical plasmas and fluids 
    Krishan, V (Kluwer Academic Publishers, 1999)
    Life was simple when the dynamic, the spectral and the resolving powers of our instruments were small. One observed whole objects - planets, stars, sunspots, galaxies, often in rainbow colours. Then the revolution occurred: ...

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