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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Mathur, Harsh; Thulasidharen, K. C; Hemanth, P; Nagaraju, K; Rajalingam, M
(World Scientific Publishing, 2023-02)
The Kodaikanal Tower Tunnel Telescope (KTT) is a three-mirror Coelostat-based Solar telescope. An inherent variable image drift is present in the KTT which is detrimental to observations particularly to slit-based spectroscopic ...
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Dumka, U. C; Kaskaoutis, D. G; Khatri, Pradeep; Shantikumar, N. S; Sheoran, Rahul; Jade, Sridevi; Shrungeshwara, T. S; Rupakheti, Maheswar
(Elsevier B.V., 2022-02)
We analyze long-term aerosol and precipitable water vapour (PWV) properties at two high-altitude sites (Nainital and Hanle) over the central Himalayan and western Trans-Himalayan region from 2008 to 2018. First-time ...
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Haghighi, Rezvan Ravanfar; Chatterjee, S; Chatterjee, Vani Vardhan; Hosseinipanah, Sedigheh; Tadrisinik, Fariba
(Elsevier B.V., 2022-03)
Purpose: Several investigations are being carried since the past decade to use gold nanoparticles’ (AuNP) suspensions as contrast agents (CA) for imaging in Computed Tomography. For this, the optimal size of AuNP has ...
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Ammenadka, Krishna Mohana; Bhattacharya, Debbijoy; Bhattacharyya, Subir; Bhatt, N; Stalin, C. S
(Multidisciplinary Digital Publishing Institute, 2022-10)
The blazar PKS 0208-512 was in the lowest 𝛾
-ray brightness state during the initial 10 years of observations with the Fermi Gamma-ray Space Telescope (Fermi), which was an order of magnitude lower than its flux state ...
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Kalita, Surajit; Sarmah, Lupamudra; Wojnar, Aneta
(Multidisciplinary Digital Publishing Institute, 2022-12)
A simple cooling model of white dwarf stars is re-analyzed in Palatini 𝑓(𝑅)
gravity. Modified gravity affects the white dwarf structures and consequently their ages. We find that the resulting super-Chandrasekhar white ...
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