Showing results 13 to 28 of 28
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Issue Date | Title | Author(s) | Citation |
2005 | A non planar trapezoidal structure for broad applications in radio astronomy | Raghunathan, A.; Udaya Shankar, N. | Bulletin of the Astronomical Society of India, 2005, Vol.33, p411 |
Jul-2013 | An octave bandwidth frequency independent dipole antenna | Raghunathan, A.; Udaya Shankar, N.; Subrahmanyan, Ravi | IEEE Transactions on antennas and propagation, 2013, Vo. 61, p3411 |
28-Feb-2022 | On the detection of a cosmic dawn signal in the radio background | Singh, Saurabh; Nambissan T., Jishnu; Subrahmanyan, Ravi; Shankar, N. Udaya; Girish, B.S.; Raghunathan, A.; Somashekar, R.; Srivani, K.S.; Mayuri Sathyanarayana, Rao | Nature Astronomy, 2022, Vol.6, p607 |
20-Dec-2015 | On the detection of global 21-cm signal from reionization using interferometers | Singh, Saurabh; Subrahmanyan, Ravi; Udaya Shankar, N.; Raghunathan, A. | The Astrophysical Journal, 2015, Vol.815, p88 |
31-Mar-2023 | Progression of digital-receiver architecture: From MWA to SKA1-Low, and beyond | Girish, B.S.; Reddy, S. Harshavardhan; Sethi, Shiv; Srivani, K.S.; Abhishek, R.; Ajithkumar, B.; Bhattramakki, Sahana; Buch, Kaushal; Chaudhuri, Sandeep; Gupta, Yashwant; Kamini, P.A.; Kudale, Sanjay; Madhavi, S.; Muley, Mekhala; Prabu, T.; Raghunathan, A.; Shelton, G.J. | Journal of Astrophysics and Astronomy, 2023, Vol. 44, Article No. 28 |
2002 | Radio frequency interference monitoring at Gauribidanur | Raghunathan, A.; Ravishnakar, M.; Amarendra, K.V.; Ravi, M.S. | B.E. Project report, 2002 |
13-May-2019 | Response of spherical monopole antenna on real earth modelled as slabs of different dielectric constants and conductivities | Raghunathan, A. | RRI-EEG Internal Technical Report |
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. |
2004 | Study of trapezodial structure as a wide-band feed for a radio telescope | Raghunathan, A.; Sreerangaraju, M.N.; Rao, Prathima; Madhusudan, Pallavi | B.E. Project report, 2004 |
2007 | Ultra wide band and high dynamic range low noise amplifier for low frequency applications in radio astronomy | Raghunathan, A.; Rajkumar, Palwai | M.E. Project report, 2007 |
Sep-2020 | Wide band antenna with Ultra-smooth spectral characteristics | Raghunathan, A.; Girish, B.S.; Somashekar, R.; Srivani, K.S.; Singh, Saurabh; Subrahmanyan, Ravi; Udaya Shankar, N.; Sathyanarayana Rao, Mayuri; Nambissan, T. Jishnu | International Applied Computational Electromagnetics Society Symposium (ACES), Monterey, CA, USA, USA, 27-31 July 2020 |
Nov-2015 | A Wideband Resistive Beam-Splitter screen | Mahesh, Nivedita; Subrahmanyan, Ravi; Udaya Shankar, N.; Raghunathan, A. | IEEE Transactions on antennas and propagation, 2015, Vo. 63, p4835 |