Dr. Sridharan Rengaswamy Profile

Dr. Sridharan Rengaswamy

Scientist E at Indian Institute of Astrophysics

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Author

Publications (5)

Proceedings Article | 27 August 2024 Poster + Paper

Design of AO and MCAO systems for Kodaikanal Tower Telescope

Saraswathi Kalyani Subramanian, Sridharan Rengaswamy

Proceedings Volume 13097, 1309763 (2024) https://doi.org/10.1117/12.3019679

KEYWORDS: Adaptive optics, Design, Cameras, Telescopes, Wavefront sensors, Lens arrays, Mirrors, Control systems, Turbulence, Solar telescopes

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SPIE Journal Paper | 7 August 2024

Daytime turbulence strength profile measurement at Kodaikanal Observatory

Saraswathi Kalyani Subramanian, Sridharan Rengaswamy, Prasanna Deshmukh, Binukumar Nair, S. Mahesh Babu

JATIS, Vol. 10, Issue 03, 039004, (August 2024) https://doi.org/10.1117/12.10.1117/1.JATIS.10.3.039004

KEYWORDS: Turbulence, Sensors, Balloons, Telescopes, Observatories, Simulations, Motion measurement, Covariance matrices, Covariance, Temperature sensors

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Proceedings Article | 12 May 2023 Poster + Paper

Forward modelling of turbulence strength profile estimation using S-DIMM+

Saraswathi Kalyani Subramanian, Sridharan Rengaswamy

Proceedings Volume 12638, 1263812 (2023) https://doi.org/10.1117/12.2671735

KEYWORDS: Turbulence, Point spread functions, Simulations, Telescopes, Adaptive optics, Modeling, Atmospheric turbulence, Optical transfer functions, Multilayers

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Proceedings Article | 6 July 2018 Paper

Wavelength calibration of a tunable spatial heterodyne spectrometer

K. Nirmal, Sridharan R., S. Sriram, Suresh Ambily, Joice Mathew, Mayuresh Sarpotdar, Jayant Murthy, Binukumar Gopalakrishnan, Margarita Safonova

Proceedings Volume 10702, 107024V (2018) https://doi.org/10.1117/12.2312454

KEYWORDS: Monochromators, Calibration, Lamps, Spectroscopy, Sensors, Heterodyning, Spectral calibration, Halogens, Fourier transforms, Beam splitters

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SPIE Journal Paper | 17 May 2018

Design and modeling of a tunable spatial heterodyne spectrometer for emission line studies

Nirmal Kaipachery, Sridharan Rengaswamy, Sripadmanaban Nadar Sriram, Jayant Murthy, Ambily Suresh, Margarita Safonova, Aickara Gopinathan Sreejith, Joice Mathew, Mayuresh Sarpotdar

JATIS, Vol. 4, Issue 02, 025001, (May 2018) https://doi.org/10.1117/12.10.1117/1.JATIS.4.2.025001

KEYWORDS: Sensors, Spectroscopy, Heterodyning, Spectral resolution, Fourier transforms, Lamps, Systems modeling, Beam splitters, Mirrors, Stars

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