Dr. Tirupati Kumara Sridharan
Scientist/Astronomer at National Radio Astronomy Observatory
SPIE Involvement:
Author
Publications (19)

Proceedings Article | 11 September 2024 Presentation + Paper
Nimesh Patel, Pierre Martin-Cocher, Philippe Raffin, George Nystrom, Satoki Matsushita, Chih-Wei Huang, Klaus Willmeroth, Teddy Huang, Derek Kubo, Jun-Yi Koay, Cristina Romero-Canizales, Keiichi Asada, Ming-Tang Chen, Johnson Han, Paul T. Ho, Timothy Norton, T. Sridharan
Proceedings Volume 13094, 130940G (2024) https://doi.org/10.1117/12.3019144
KEYWORDS: Sensors, Antennas, Temperature sensors, Metrology, Telescopes, Receivers, Wind speed, Data modeling

Proceedings Article | 26 August 2024 Presentation + Paper
Proceedings Volume 13100, 131000O (2024) https://doi.org/10.1117/12.3020732
KEYWORDS: Laser frequency, Laser stabilization, Frequency combs, Laser optics, Microwave radiation, Laser development, Telescopes, Astronomical telescopes, Astronomical interferometers

Proceedings Article | 23 August 2024 Presentation + Paper
Daniel Marrone, Janice Houston, Kazunori Akiyama, Bryan Bilyeu, Don Boroson, Paul Grimes, Kari Haworth, Robert Lehmensiek, Eliad Peretz, Hannah Rana, Laura Sinclair, Sridharan Tirupati Kumara, Ranjani Srinivasan, Edward Tong, Jade Wang, Jonathan Weintroub, Michael Johnson
Proceedings Volume 13092, 130922G (2024) https://doi.org/10.1117/12.3019589
KEYWORDS: Telescopes, Receivers, Design, Radio interferometry, Laser communications, Optical clocks

Proceedings Article | 23 August 2024 Poster + Paper
T. Sridharan, R. Lehmensiek, D. Marrone, P. Cheimets, M. Freeman, P. Galison, J. Houston, M. Johnson, M. Silver
Proceedings Volume 13092, 130926S (2024) https://doi.org/10.1117/12.3020504
KEYWORDS: Antennas, Design, Reflectors, Carbon fiber reinforced plastics, Spatial resolution, Telescopes, Physics, Optical design

Proceedings Article | 23 August 2024 Presentation + Paper
Eliad Peretz, Peter Kurczynski, Michael Johnson, Janice Houston, Tirupati Kumara Sridharan, Jade Wang, Peter Galison, Ronald Gamble, Daniel Marrone, Scott Noble, Gary Melnick, Leonid Petrov, Hannah Rana, Kari Haworth, Sheperd Doeleman, Sara Issaoun, Shahar Hadar, Alexandru Lupsasca, Edward Tong, Kazunori Akiyama, Ranjani Srinivasan, Dan Boroson, Guangning Yang, Tiffany Hoerbelt, Jeffrey Small, Mareki Honma, Bryan Bilyeu, Ed Canavan, Katia Shtyrkova, Robert Lafon, Lenny Paritsky, Laura Sinclair, Mark Silver, Leonid Gurvits, Yuri Kovalev, Robert Lehmensiek, Hua Jiao, Lindy Blackburn, Alexandra Brosius, Rick Butler, Andrew Chael, Dominic Chang, Koushik Chatterjee, Peter Cheimets, Daniel D'Orazio, Thomas Essinger-Hileman, Vincent Fish, Garret Fitzpatrick, Charles Gammie, Zachary Gelles, Michael Hecht, Jens Kauffmann, Jared Lucey, Chung-Pei Ma, Mark Matsumura, Daniel Palumbo, Dominic Pesce, Jeff Piepmeier, Christopher Roberts, Freek Roelofs, Paul Tiede, Jaye Verniero, Maciek Wielgus, Ed Wollack, George Wong, Kelsey Gilchrist, Kayla Carmical, Andrew Lewis, Maya Wertheim, Keshet Shavit
Proceedings Volume 13092, 130922F (2024) https://doi.org/10.1117/12.3019010
KEYWORDS: Antennas, Engineering, Telescopes, Laser frequency, Design, Oscillators, Optical clocks, Data transmission, Optical communications, Clocks

Proceedings Article | 23 August 2024 Presentation + Paper
Proceedings Volume 13092, 130922D (2024) https://doi.org/10.1117/12.3019835
KEYWORDS: Telescopes, Galactic astronomy, Spatial resolution, Shadows

Proceedings Article | 27 August 2022 Presentation + Paper
Proceedings Volume 12180, 121800M (2022) https://doi.org/10.1117/12.2630313
KEYWORDS: Space operations, Antennas, Spatial resolution, Astrophysics, Astronomical telescopes, Telescopes, Optical communications, Laser communications, Physics, Interferometry

Proceedings Article | 13 December 2020 Poster + Paper
Chih-Wei Locutus Huang, Satoki Matsushita, Nimesh Patel, Ranjani Srinivasan, Keiichi Asada, Geoffrey Bower, Shu-Hao Chang, Chung-Cheng Chen, Ming-Tang Chen, Ryan Chilson, Chih-Chiang Han, Paul T. Ho, Yau-De Huang, Makoto Inoue, Homin Jiang, Jun Yi Koay, Patrick Koch, Shoko Koyama, Derek Kubo, Cheng-Yu Kuo, Chao-Te Li, Ching-Tang Liu, Kuan-Yu Liu, Wen-Ping Lo, Pierre Martin-Cocher, Masanori Nakamura, Timothy Norton, George Nystrom, Peter Oshiro, Jongho Park, Hung-Yi Pu, Philippe Raffin, Ramprasad Rao, Cristina Romero-Cañizales, Paul Shaw, T. Sridharan, Ta-Shun Wei, Chen-Yu Yu
Proceedings Volume 11452, 114521S (2020) https://doi.org/10.1117/12.2561430
KEYWORDS: Telescopes, Control systems, Telecommunications, Interfaces, Receivers, Radio telescopes, Interferometry, Antennas, Adaptive control, Databases

Proceedings Article | 13 December 2020 Presentation + Paper
Jun Yi Koay, Satoki Matsushita, Keiichi Asada, Nimesh Patel, Chih-Wei Huang, Geoffrey Bower, Shu-Hao Chang, Ming-Tang Chen, Chung-Cheng Chen, Ryan Chilson, Chih-Chiang Han, Paul T. Ho, Yau-De Huang, Makoto Inoue, Homin Jiang, Patrick Koch, Shoko Koyama, Cheng-Yu Kuo, Derek Kubo, Chao-Te Li, Ching-Tang Liu, Kuan-Yu Liu, Wen-Ping Lo, Pierre Martin-Cocher, Masanori Nakamura, Timothy Norton, George Nystrom, Peter Oshiro, Jongho Park, Hung-Yi Pu, Philippe Raffin, Ramprasad Rao, Cristina Romero-Canizales, Paul Shaw, Tirupati Sridharan, Ranjani Srinivasan, Ta-Shun Wei, Chen-Yu Yu
Proceedings Volume 11445, 114450Q (2020) https://doi.org/10.1117/12.2561491
KEYWORDS: Telescopes, Atmospheric modeling, Antennas, Refraction, Photogrammetry

Proceedings Article | 6 July 2018 Paper
Satoki Matsushita, Keiichi Asada, Makoto Inoue, Hiroaki Nishioka, Chih-Wei Huang, Nimesh Patel, Jun Yi Koay, Shoko Koyama, Patrick Koch, Zheng Meyer-Zhao, Lupin C.-C. Lin, Paul T. Ho, Ming-Tang Chen, Timothy Norton, Kuan-Yu Liu, Chen-Yu Yu, Do-Young Byun, Juan-Carlos Algaba Marcos, Alex Allardi, Geoffrey Bower, Shu-Hao Chang, Chung-Chen Chen, Ryan Chilson, Aaron Faber, Chih-Chiang Han, Yau-De Huang, Homin Jiang, Derek Kubo, Ching-Tang Liu, Wen-Ping Lo, Pierre Martin-Cocher, Masanori Nakamura, George Nystrom, Peter Oshiro, Hung-Yi Pu, Philippe Raffin, Paul Shaw, Williams Snow, Ranjani Srinivasan, Ta-Shun Wei, Ryan Berthold, Daniel Bintley, Jessica Dempsey, Per Friberg, Craig Walther, Jonathan Weintroub, André Young, Ken Young, T. Sridharan, Sheperd Doeleman, Roger Brissenden, Hideo Ogawa, Kimihiro Kimura, Yutaka Hasegawa, Jinchi Hao, Kou-Chang Han, Song-Chu Chang, Li-Ming Lu
Proceedings Volume 10700, 1070029 (2018) https://doi.org/10.1117/12.2310046
KEYWORDS: Receivers, Telescopes, Antennas, Astronomy, Observatories, Radio optics, Radio astronomy, Radio interferometry, Submillimeter telescopes

Proceedings Article | 6 July 2018 Presentation + Paper
Ming-Tang Chen, Philippe Raffin, Paul T. Ho, Makoto Inoue, Ching-Tang Liu, Yau-De Huang, Chih-Chiang Han, Timothy Norton, Satoki Matsushita, Keiichi Asada, George Nystrom, Derek Kubo, Nimesh Patel, Shu-Hao Chang, Ta-Shun Wei, Pierre Martin-Cocher, Homin Jiang, Paul Shaw, Hiroaki Nishioka, Chih-Wei L. Huang, Chung-Chen Chen, Patrick Koch, Ryan Chilson, Ranjani Srinivasan, Kuan-Yu Liu, Chen-Yu Yu, Geoffrey Bower, Peter Oshiro, William Snow, Shoko Koyama, Jun Yi Koay, Chao-Te Li, Wen-Ping Lo, Chih-Cheng Chang, Masanori Nakamura, Zheng Meyer-Zhao, Hung-Yi Pu, Lupin Lin, Daniel Bintley, Craig Walther, Per Friberg, Jessica Dempsey, T. Sridharan, Sheperd Doeleman, Roger Brissenden, Hideo Ogawa, Kimihiro Kimura, Yutaka Hasegawa, Jinchi Hao, Kuo-Chang Han, Song-Chu Chang, Li-Ming Lu, Juan-Carlos Algaba Marcos, Alex Allardi, Aaron Faber, Fu-li Hsu, Wei-Long Chen, Fang-Chia Hsieh
Proceedings Volume 10700, 107000H (2018) https://doi.org/10.1117/12.2313378
KEYWORDS: Antennas, Telescopes, Receivers, Observatories, Astronomy, Astrophysics

Proceedings Article | 27 July 2016 Paper
Philippe Raffin, Paul T. Ho, Keiichi Asada, Raymond Blundell, Geoffrey Bower, Roberto Burgos, Chih-Cheng Chang, Ming-Tang Chen, Robert Christensen, You-Hua Chu, Paul Grimes, C. Han, Chih-Wei Huang, Yau-De Huang, Fang-Chia Hsieh, Makoto Inoue, Patrick Koch, Derek Kubo, Steve Leiker, Lupin Lin, Ching-Tang Liu, Shih-Hsiang Lo, Pierre Martin-Cocher, Satoki Matsushita, Masanori Nakamura, Zheng Meyer-Zhao, Hiroaki Nishioka, Tim Norton, George Nystrom, Scott Paine, Nimesh Patel, Hung-Yi Pu, William Snow, T. Sridharan, Ranjani Srinivasan, Jackie Wang
Proceedings Volume 9906, 99060U (2016) https://doi.org/10.1117/12.2232889
KEYWORDS: Antennas, Telescopes, Reflectors, Astrophysics, Electronics, Receivers, Space telescopes, Servomechanisms, 3D modeling, Foam

Proceedings Article | 23 July 2014 Paper
Proceedings Volume 9153, 915330 (2014) https://doi.org/10.1117/12.2057124
KEYWORDS: Receivers, Mirrors, Scanners, Antennas, Shape memory alloys, Transmitters, Polarization, Near field, Astronomy, Near field optics

Proceedings Article | 23 July 2014 Paper
Paul Grimes, K. Asada, R. Blundell, R. Burgos, H-H. Chang, M. Chen, D. Goldie, C. Groppi, C. Han, P. T. Ho, Y. Huang, M. Inoue, D. Kubo, P. Koch, J. Leech, E. de Lera Acedo, P. Martin-Cocher, H. Nishioka, M. Nakamura, S. Matsushita, S. Paine, N. Patel, P. Raffin, W. Snow, T. Sridharan, R. Srinivasan, C. Thomas, E. Tong, M.-J. Wang, C. Wheeler, S. Withington, G. Yassin, L.-Z. Zeng
Proceedings Volume 9153, 91531V (2014) https://doi.org/10.1117/12.2056969
KEYWORDS: Antennas, Telescopes, Terahertz radiation, Prototyping, Galactic astronomy, Astronomy, Heterodyning, Receivers, Field programmable gate arrays, Observatories

Proceedings Article | 22 July 2014 Paper
Philippe Raffin, Juan Carlos Algaba-Marcosa, Keiichi Asada, Raymond Blundell, Roberto Burgos, Chih-Cheng Chang, Ming-Tang Chen, Robert Christensen, Paul Grimes, C. Han, Paul T. Ho, Yau-De Huang, Makoto Inoue, Patrick Koch, Derek Kubo, Steve Leiker, Ching-Tang Liu, Pierre Martin-Cocher, Satoki Matsushita, Masanori Nakamura, Hiroaki Nishioka, George Nystrom, Scott Paine, Nimesh Patel, Nicolas Pradel, Hung-Yi Pu, H.-Y. Shen, William Snow, Tirupati Sridharan, Ranjani Srinivasan, Edward Tong, Jackie Wang
Proceedings Volume 9145, 91450G (2014) https://doi.org/10.1117/12.2056836
KEYWORDS: Antennas, Telescopes, Inspection, Prototyping, Servomechanisms, Computer programming, Manufacturing, Carbon, Reflectors, Astrophysics

Proceedings Article | 27 June 2006 Paper
Proceedings Volume 6275, 62751W (2006) https://doi.org/10.1117/12.670642
KEYWORDS: Antennas, Shape memory alloys, Jupiter, Reflectors, Astronomy, Radio optics, Telescopes, Planets, Oscillators, Temperature metrology

Proceedings Article | 22 June 2006 Paper
R. Güsten, R. Booth, C. Cesarsky, K. Menten, C. Agurto, M. Anciaux, F. Azagra, V. Belitsky, A. Belloche, P. Bergman, C. De Breuck, C. Comito, M. Dumke, C. Duran, W. Esch, J. Fluxa, A. Greve, H. Hafok, W. Häupl, L. Helldner, A. Henseler, S. Heyminck, L. Johansson, C. Kasemann, B. Klein, A. Korn, E. Kreysa, R. Kurz, I. Lapkin, S. Leurini, D. Lis, A. Lundgren, F. Mac-Auliffe, M. Martinez, J. Melnick, D. Morris, D. Muders, L. Nyman, M. Olberg, R. Olivares, M. Pantaleev, N. Patel, K. Pausch, S. Philipp, S. Philipps, T. Sridharan, E. Polehampton, V. Reveret, C. Risacher, M. Roa, P. Sauer, P. Schilke, J. Santana, G. Schneider, J. Sepulveda, G. Siringo, J. Spyromilio, K.-H. Stenvers, F. van der Tak, D. Torres, L. Vanzi, V. Vassilev, A. Weiss, K. Willmeroth, A. Wunsch, F. Wyrowski
Proceedings Volume 6267, 626714 (2006) https://doi.org/10.1117/12.670798
KEYWORDS: Telescopes, Receivers, Reflectors, Antennas, Bolometers, Space telescopes, Stars, Calibration, Heterodyning, Mirrors

Proceedings Article | 29 September 2004 Paper
Proceedings Volume 5495, (2004) https://doi.org/10.1117/12.550939
KEYWORDS: Antennas, Holography, Shape memory alloys, Near field, Astronomy, Spatial resolution, Telescopes, Receivers, Efficient operations, Optical testing

Proceedings Article | 15 September 2004 Paper
Proceedings Volume 5496, (2004) https://doi.org/10.1117/12.549655
KEYWORDS: Radio optics, Antennas, Shape memory alloys, Stars, Calibration, Computer programming, Optical testing, Collimation, Receivers, Electroluminescence

Showing 5 of 19 publications
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