Welcome to the Digital Repository of Indian Institute of Astrophysics

This digital repository of Indian Institute of Astrophysics (IIAP), Bangalore, India is developed to capture, organize disseminate and preserve the research publications of IIAP. It also includes the in-house technical reports and annual reports in addition to various other grey literatures created within the institute.You can search, browse and access full text of these publications from the repository.

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Recently Added

  • Design and fabrication of a lightweight three-lens corrector system for the 2.34-m Vainu Bappu Telescope 
    Singh, Nitish; Sriram, S; Sethuram, Ramya; Yerra, Bharat Kumar; Burman, Rahuldeb; Nataraj, G; Chethan, C; Kemkar, P. M. M; Sagayanathan, K; Das, Saikat; Francis Xavier Rozario, J (Springer Nature, 2025-08)
    The Vainu Bappu Telescope (VBT) is a 2.34-m reflector, primarily supported on-axis field of view, offering high-resolution and low-to-medium resolution spectroscopic observations in its prime and Cassegrain configurations. ...
  • Current status and prospects of cosmology research in India 
    Datta, Abhirup; Choudhury, T. R; Majumdar, Suman; More, Surhud; Mukherjee, Suvodip; Souradeep, Tarun; Das, Subinoy; Adhikari, Susmita; Banerjee, Arka; Nadkarni-Ghosh, Sharvari; Jain, R. K; Khandai, Nishikanta; Murmu, Chandra Shekhar; Tripathi, Anshuman (Springer Nature, 2025-12)
    Discoveries in cosmology over the last few decades, using multi-band electromagnetic (EM) observations from radio to gamma rays, have shaped our understanding of the Universe and opened a plethora of open questions. The ...
  • Supermassive black holes and active galactic nuclei 
    Devangan, G. C; Shukla, A; Chatterjee, Ritaban; Kharb, P; Stalin, C. S; Mukherjee, Dipanjan; Joshi, Ravi; Paliya, Vaidehi S; Vivek, M; Vaidya, Bhargav; Ghosal, Bitan; Krishnan, Saikruba; Pahari, Mayukh; Hota, A; Banerjee, Biswajit; Agarwal, Sushmita (Springer Nature, 2025-12)
    Indian scientists have made significant contributions to the study of supermassive black holes (SMBH) and active galactic nuclei (AGN) through observational efforts, advanced data analysis, and theoretical modelling and ...
  • Orbits and vertical height distribution of 4006 open clusters in the galactic disk using Gaia DR3 
    Rangwal, Geeta; Arya, Aman; Subramaniam, A; Singh, K. P; Liu, Xiaowei (Springer Nature, 2025-12)
    Open clusters (OCs) in the Galaxy are excellent probes for tracing the structure and evolution of the Galactic disk. We present an updated catalog of the fundamental and kinematic parameters for 1145 OCs, estimated using ...
  • Study of lithium and other related elements among evolved stars 
    Mallick, Anohita (Indian Institute of Astrophysics, 2025-01)
    The formation and evolution of elements is a fundamental problem in modern astrophysics. Lithium (Li), one of the four stable nuclides produced during Big Bang Nucleosynthesis (BBN), exhibits an observed abundance in many ...

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