Showing results 113 to 132 of 138
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Issue Date | Title | Author(s) | Citation |
1-May-2018 | SARAS 2 constraints on global 21-cm signals from the Epoch of Reionization | Singh, Saurabh; Subrahmanyan, Ravi; Udaya Shankar, N.; Sathyanarayana Rao, Mayuri; Fialkov, Anastasia; Cohen, Aviad; Barkana, Rennan; Girish, B.S.; Raghunathan, A.; Somashekar, R.; Srivani, K.S. | Astrophysical Journal, 2018, Vol. 858, p54 |
3-Apr-2018 | SARAS 2: a spectral radiometer for probing cosmic dawn and the epoch of reionization through detection of the global 21-cm signal | Singh, Saurabh; Subrahmanyan, Ravi; Udaya Shankar, N.; Sathyanarayana Rao, Mayuri; Girish, B.S.; Raghunathan, A.; Somashekar, R.; Srivani, K.S. | Experimental Astronomy, 2018, Vol. 45, p269-314 |
Jun-2020 | SARAS CD/EoR Radiometer: Design and Performance of the Digital Correlation Spectrometer | Girish, B.S.; Srivani, K.S.; Subrahmanyan, Ravi; Udaya Shankar, N.; Singh, Saurabh; Nambissan, T. Jishnu; Sathyanarayana Rao, Mayuri; Somashekar, R.; Raghunathan, A. | Journal of Astronomical Instrumentation, 2020, Vol.9, p2050006 |
10-Mar-2015 | SARAS measurement of the radio background at long wavelengths | Patra, Nipanjana; Subrahmanyan, Ravi; Sethi, S.K.; Udaya Shankar, N.; Raghunathan, A. | Astrophysical Journal, 2015, Vol. 801, p 138 |
Aug-2013 | SARAS: a precision system for measurement of the cosmic radio background and signatures from the epoch of reionization | Patra, Nipanjana; Subrahmanyan, Ravi; Raghunathan, A.; Udaya Shankar, N. | Experimental Astronomy, 2013, Vol. 36, p319-370. |
Dec-2015 | A search for fast radio bursts at low frequencies with Murchison Widefield array high time resolution imaging | Tingay, S.J.; Trott, C.M.; Deshpande, A.A.; Prabu, T.; Udaya Shankar, N.; Srivani, K.S.; Subrahmanyan, Ravi; +15 Co-authors | The Astronomical Journal, 2015, Vol 150, p199 |
1-Mar-2015 | Serendipitous discovery of a dying giant radio galaxy associated with NGC 1534, using the Murchison Widefield array | Hurley-Walker, N.; Deshpande, A.A.; Prabu, T.; Udaya Shankar, N.; Srivani, K.S.; Subrahmanyan, Ravi; +25 Co-authors | Monthly Notices of the Royal Astronomical Society, 2015, Vol. 447, p2468-2478 |
10-Aug-2015 | Simultaneous observations of giant pulses from the crab pulsar, with the Murchison widefield array and Parkes radio telescope: implications for the giant pulse emission mechanism. | Oronsaye, S. L.; Deshpande, A.A.; Prabu, T.; Udaya Shankar, N.; Srivani, K.S.; Subrahmanyan, Ravi; +20 Co-authors | The Astrophysical Journal, 2015, Vol. 809, p51 |
May-2019 | Spectral Distortions of the CMB as a Probe of Inflation, Recombination, Structure Formation and Particle Physics | Chluba, J.; Kogut, A.; Subrahmanyan, Ravi; + 59 Co-Authors | Bulletin of the American Astronomical Society, 2019, Vol.51, p184 |
Mar-2017 | Spectral energy distribution and radio halo of NGC 253 at low radio frequencies | Kapinska, A.D.; Staveley-Smith, Lister; Dwarakanath, K.S.; Paul, S.; Sethi, S.K.; Udaya Shankar, N.; Subrahmanyan, Ravi; Prabu, T.; Srivani, K.S.; +25 Co-authors | The Astrophysical Journal, 2017, Vol.838, p68 |
Feb-2015 | The spectral variability of the ghz-peaked spectrum radio source pks 1718-649 and a comparison of absorption models | Tingay, S.J.; Deshpande, A.A.; Prabu, T.; Udaya Shankar, N.; Srivani, K.S.; Subrahmanyan, Ravi; +30 Co-authors | The Astronomical Journal, 2015, Vol 149, p74 |
10-Oct-2013 | A study of fundamental limitations to statistical detection of redshifted HI from the epoch of reionization. | Thyagarajan, Nithyanandan; Udaya Shankar, N.; Subrahmanyan, Ravi; Srivani, K.S.; Prabu, T.; +25 Co-authors | Astrophysical Journal, 2013, Vol.776, p6 |
20-Sep-2014 | Study of redshifted H I from the epoch of reionization with drift scan | Paul, Sourabh; Sethi, S.K.; Subrahmanyan, Ravi; Udaya Shankar, N.; Dwarakanath, K.S.; Deshpande, A.A.; Srivani, K.S.; +25 Co-authors | Astrophysical Journal, 2014, Vol.793, p 28 |
Sep-1997 | A thermal plume in NGC 2024 | Subrahmanyan, Ravi; Goss, W.M.; Megeath, S.T.; Peter, Barnes J. | Monthly Notices of the Royal Astronomical Society, 1997, Vol.290, p431-438 |
Sep-2016 | Time-domain and spectral properties of pulsars at 154 MHz | Bell, M.E.; Murphy, Tara; Deshpande, A.A.; Prabu, T.; Udaya Shankar, N.; Srivani, K.S.; Subrahmanyan, Ravi; +35 Co-authors | Monthly Notices of the Royal Astronomical Society, 2016, Vol. 461, p 908-921 |
13-May-2019 | Ultrawideband Spectrally smooth Non-Resonant spherical monopole antenna | Raghunathan, A; Singh, Saurabh; N, Udaya Shankar; Subrahmanyan, Ravi | RRI-EEG Internal Technical Report |
Jan-2013 | VLA low band project: early commissioning results and vision for a primary focus-based commensal observing system | Kassim, Namir E.; Clarke, T.E.; Hicks, B.; Peters, W.M.; Wilson, T.L.; Cutchin, S.; Owen, F.N.; Perley, R.A.; Durand, S.; Kutz, C.; Harden, P.; Intema, H.; Brisken, W.; Subrahmanyan, Ravi; Taylor, G.B.; Lazio, T.J. | American Astronomical Society Meeting, 2103, Vol. 221 |
Jul-2017 | Wavelet-based characterization of small-scale solar emission features at low radio frequencies | Suresh, A.; Deshpande, A.A.; Prabu, T.; Udaya Shankar, N.; Srivani, K.S.; Subrahmanyan, Ravi; +32 Co-authors | The Astrophysical Journal, 2017, Vol.843, p19 |
Jan-2016 | Waves in the sky: Probing the ionosphere with the Murchison widefield array | Loi, Shyeh Tjing; Murphy, Tara; Deshpande, A.A.; Prabu, T.; Udaya Shankar, N.; Srivani, K.S.; Subrahmanyan, Ravi; +45 Co-authors | Proceedings of a 1st URSI Atlantic Radio Science Conference (URSI AT-RASC 2015) meeting held 16-24 May 2015, Gran Canaria, Spain. |
Jan-2018 | What are "X-shaped" radio sources telling us? I. very large array imaging of a large sample of candidate XRGs. | Roberts, David H; Saripalli, Lakshmi; Wang, Kevin X; Sathyanarayana Rao, Mayuri; Subrahmanyan, Ravi; +3 Co-authors | Astrophysical Journal, 2018, Vol. 852, p47 |