Showing results 17 to 36 of 126
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Issue Date | Title | Author(s) | Citation |
2001 | Deconvolution of wide-field images from a non-coplanar T- Array | Golap, K.; Udaya Shankar, N. | Journal of Astrophysics and Astronomy, 2001, Vol. 22, p.251-262. |
20-Dec-2016 | Delay spectrum with phase-tracking arrays: extracting the Hi power spectrum from the epoch of reionization | Paul, Sourabh; Sethi, S.K.; Dwarakanath, K.S.; Udaya Shankar, N.; Subrahmanyan, Ravi; Prabu, T.; Srivani, K.S.; +40 Co-authors | Astrophysical Journal, 2016, Vol. 833, p 213 |
Oct-2015 | Design of frequency independent profiled discone antenna for detecting spectral ripples from the epoch of recombination | Raghunathan, A.; Udaya Shankar, N.; Sathyanarayana Rao, Mayuri; Subrahmanyan, Ravi | Proceedings of the 2015 IEEE-APS Topical Conference on Antennas and Propagation in Wireless Communications (APWC) held at Torino, Italy, from September 7-11, 2015. Page 949 |
2001 | Detection, excision and statistics of interference at the Mauritius radio telescope | Sachdev, S.; Udaya Shankar, N. | Journal of Astrophysics and Astronomy, 2001, Vol. 22, p213-227. |
2004 | Development of a microcontroller based local network for a radio telescope health monitoring system | Gurumurthy, K.S.; Udaya Shankar, N.; Krishnamurthy, S. | B.E. Project report, 2004 |
29-May-1990 | A digital correlation receiver for the GEETEE radio telescope. | Udaya Shankar, N.; Ravi Shankar, T.S. | Journal of Astrophysics and Astronomy, 1990, Vol. 11, p297-310. |
2009 | Digital correlation recievers for radio telescopes | Udaya Shankar, N.; Girish, B.S. | M.Sc Project report, 2009 |
Mar-2015 | A digital receiver for the Murchison Widefield array | Prabu, T.; Srivani, K.S.; Kamini, P.A.; Madhavi, S.; Deshpande, A.A.; Udaya Shankar, N.; Subrahmanyan, Ravi; Gopalakrishna, M.R.; Kumar, Deepak; +45 Co-authors | Experimental Astronomy, 2015, Vol. 39, p73-93 |
15-Jun-2015 | Empirical covariance modeling for 21 cm power spectrum estimation: A method demonstration and new limits from early Murchison widefiel array 128-tile data | Dillon, Joshua S.; Neben, Abraham R; Hewitt, Jacqueline N; Udaya Shankar, N.; Subrahmanyan, Ravi; Deshpande, A.A.; Prabu, T.; Srivani, K.S.; Paul, S.; +35 Co-authors | Physical Review D, 2015, Vol.91, p 123011 |
1-Feb-2013 | The EoR sensitivity of the Murchison widefield array | Beardsley, A. P.; Hazelton, B.J.; Morales, M.F.; Deshpande, A.A.; Prabu, T.; Roshi, Anish D.; Udaya Shankar, N.; Srivani, K.S.; Subrahmanyan, Ravi; +30 Co-authors | Monthly Notices of the Royal Astronomical Society Letters , 2013, Vol. 429, L5-L9 |
Feb-2005 | An estimation of the plasma parameters in the solar corona using quasi-periodic metric type III radio burst emission | Ramesh, R.; Satya Narayanan, A.; Kathiravan, C.; Sastry, Ch.V.; Udaya Shankar, N. | Astronomy and Astrophysics, 2005, Vol.431, p353-357 |
Nov-2012 | Fast holographic deconvolution: a new technique for Precision radio interferometry | Sullivan, I.S.; Morales, M.F.; Hazelton, B.J.; Deshpande, A.A.; Prabu, T.; Roshi, Anish D.; Udaya Shankar, N.; Srivani, K.S.; Subrahmanyan, Ravi; +40 Co-authors | The Astrophysical Journal, 2012, 759, 17, |
21-Aug-2016 | First Limits on the 21 cm Power Spectrum during the Epoch of X-ray heating | Ewall-Wice, A.; Dillon, Joshua S.; Offringa, A.R.; Saurabh, Paul; Prabu, T.; Udaya Shankar, N.; Sethi, S.K.; Srivani, K.S.; Subrahmanyan, Ravi; +55 Co-authors | Monthly Notices of the Royal Astronomical Society, 2016, Vol. 460, p 4320-4347 |
21-Nov-2014 | The First Murchison Widefield Array low-frequency radio observations of cluster scale non-thermal emission: the case of Abell 3667 | Hindson, L.; Johnston-Hollitt, M.; Dwarakanath, K.S.; Deshpande, A.A.; Prabu, T.; Udaya Shankar, N.; Srivani, K.S.; Subrahmanyan, Ravi; +30 Co-authors | Monthly Notices of the Royal Astronomical Society, 2014, Vol. 445, p330-346 |
20-Aug-2017 | First Results on the Epoch of Reionization from First Light with SARAS 2 | Singh, Saurabh; Subrahmanyan, Ravi; Udaya Shankar, N.; Sathyanarayana Rao, Mayuri; Fialkov, Anastasia; Cohen, Aviad; Girish, B.S.; Raghunathan, A.; Somashekar, R.; Srivani, K.S. | Astrophysical Journal Letters , 2017, Vol.845, L12 |
10-Dec-2016 | First Season MWA EoR Power spectrum Results at Redshift 7 | Beardsley, A. P.; Udaya Shankar, N.; Sethi, S.K.; Srivani, K.S.; Subrahmanyan, Ravi; +65 Co-authors | The Astrophysical Journal, 2016, Vol.833, p102 |
20-Feb-2011 | First spectroscopic imaging observations of the sun at low radio frequencies with the Murchison widefield array prototype | Oberoi, Divya; Matthews, Lynn D.; Cairns, Iver H; Emrich, D.; Prabu, T.; Vedantham, Harish; Gopalakrishna, M.R.; Madhavi, S.; Roshi, Anish D.; Udaya Shankar, N.; Srivani, K.S.; Kamini, P.A.; Subrahmanyan, Ravi; +56 Co-authors | Astrophysical Journal Letters, 2011, Vol.728, pL27 |
Apr-2021 | A Floating Octave Bandwidth Cone-Disk Antenna for Detection of Cosmic Dawn | Raghunathan, A; Subrahmanyan, Ravi; Udaya Shankar, N.; Singh, Saurabh; Nambissan, Jishnu; Kavitha, K; Mahesh, Nivedita; Somashekar, R.; Sindhu, Gaddam; Girish, B.S.; Srivani, K.S.; Rao, Mayuri S. | IEEE Transactions on antennas and propagation, 2021, Vo. 69, p6209-6217 |
1-May-2015 | Foregrounds in wide-field redshifted 21 cm power spectra | Thyagarajan, Nithyanandan; Paul, Sourabh; Prabu, T.; Udaya Shankar, N.; Sethi, S.K.; Srivani, K.S.; Subrahmanyan, Ravi; +25 Co-authors | Astrophysical Journal, 2015, Vol. 804, p 14 |
2002 | Full resolution deconvolved images from the Mauritius radio telescope | Pandey, V.N.; Oozeer, N.; Udaya Shankar, N.; Somanah, R. | Bulletin of the Astronomical Society of India, 2002, Vol.30, p773-774 |