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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  • Ultraviolet Extinction Sky Survey (UVESS): a mission concept for probing the interstellar medium in the Milky Way and Local Group galaxies 
    Mathew, J; Battisti, Andrew; Vaughn, Israel; Jain, Shubhangi; Mohan, Rekhesh; Murthy, J (SPIE - Society of Photo-Optical Instrumentation Engineers, 2024-08)
    The 2175 Å bump shows considerable variations in its strength, width, and central wavelength when observed along different sightlines in the Milky Way and other galaxies. These variations offer valuable insights into the ...
  • Advancements in space-based NUV spectrography: Precision fabrication and evaluation of an optical slit using optical lithography and deep reactive ion etching 
    Binukumar, G; Bharat Chandra, P; Safonova, M; Sultana, Sabiha; Yadhukrishnan, S. V; Nawaz, N; Shubham Jankiram, Ghatul; Jain, Shubhangi; Mahesh Babu, S; Mohan, Rekhesh; Murthy, J (SPIE - Society of Photo-Optical Instrumentation Engineers, 2024-08)
    This article describes the development of a space-based near-Ultraviolet (NUV) spectrograph, focusing on the intricate fabrication and meticulous evaluation of an optical slit employing advanced techniques such as optical ...
  • Digital Micro-Mirror Device (DMD) Controller Development for INSIST Mission 
    Amit Kumar; Sisira, P. K; Prasanna Deshmukh; Phanindra, D. V. S (SPIE - Society of Photo-Optical Instrumentation Engineers, 2024-08)
    The Indian Spectroscopic and Imaging Space Telescope (INSIST) is a UV-optical 1m class space telescope expected to produce high-quality imaging and moderate-resolution spectra of astronomical sources. A Digital Micro-Mirror ...
  • A multi-functional fiber positioning system for extremely large telescopes 
    Manjunath, B; Sivarani, T; Surya, Arun; Yadav, Sudharsan; Unni, Athira; Parvathy, M; Divakar, Devika; Sriram, S; Prakash, A; Hasan, Amirul (SPIE - Society of Photo-Optical Instrumentation Engineers, 2024-07)
    We present a conceptual design for a fiber positioning system for multi-object high-resolution spectroscopy, designed to be compatible with the upcoming large telescopes with a wide field of view. The design incorporates ...
  • Characterizing exoplanet atmospheres with SCALES medium-spectral-resolution angular differential imaging 
    Desai, Aditi; Sallum, Steph; Banyal, R. K; Batalha, Natalie; Batalha, Natasha; Blake, Geoff; Brandt, Tim; Briesemeister, Zack; Kleer, Katherine de; Pater, Imke de; Eisner, Josh; Fong, Wen-fai; Greene, Tom; Honda, Mitsuhiko; Kain, Isabel; Kilpatrick, Charlie; Lach, Mackenzie; Liu, Mike; Macintosh, Bruce; Martinez, Raquel A.; Mawet, Dimitri; Miles, Brittany; Morley, Caroline; Powell, Diana; Sheehan, Patrick; Skemer, Andrew J.; Stelter, R. Deno; Stone, Jordan; Surya, Arun; Sivarani, T; Wagner, Kevin; Zhou, Yifan (SPIE - Society of Photo-Optical Instrumentation Engineers, 2024-07)
    SCALES (Slicer Combined with Array of Lenslets for Exoplanet Spectroscopy) is a high-contrast lenslet-based integral field spectrograph (IFS) designed to characterize exoplanet atmospheres in the 2 - 5 micron wavelength ...

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