Metric Type II Radio Emission Associated with Coronal Mass Ejections of Large Angular Widths: Some New Insights Mayank Rajput, Susanta Kumar Bisoi, Padmanabhan Janardhan Solar Physics. 2026, Vol.301, p120
Observations of Circularly Polarized Radio Emission from the "Quiet" Sun at Frequencies <100 MHz Shaik Sayuf, C. Kathiravan, R. Ramesh, V. Indrajit Barve, G. V. S. Gireesh, S. Bane Kshitij Astrophys. J., 2026, Vol.1004, p86
Constraining the onset height of coronal mass ejection driven shocks using near-Sun observations in visible and radio wavelengths C. Kathiravan, V. Muthupriyal, R. Ramesh J. Astrophys. Astron. 2026, Vol.47, p29
Relative Strengths of Fundamental and Harmonic Emissions of Solar Radio Type II Bursts G Rishikesh Jha, K. Sasikumar Raja, R. Ramesh, C. Kathiravan, C. Monstein Solar Physics. 2025, Vol.300, p168
A prototype radio interferometer system with commercial dish TV antennas for observations of the solar chromospheric magnetic field C. Kathiravan, G. V. S. Gireesh, Indrajit V. Barve, Shaik Sayuf & R. Ramesh J. Astrophys. Astron. 2025, Vol.46, p63
Indian solar and heliospheric physics vision: Fundamental science to a space weather resilient society D. Nandy, et al. J. Astrophys. Astron. 2025, Vol.46, p51
Ion acceleration in Fermi-LAT behind-the-limb solar flares: the role of coronal shock waves A. Warmuth, M. Pesce-Rollins, N. Omodei, T. Song Solar Phys. 2025, Vol.300, p114
A 1–bit Raw Voltage-recording System for Dedicated Observations of Transients at Low Radio Frequencies S. Bane Kshitij, V. Indrajit Barve, G. V. S. Gireesh, C. Kathiravan, R. Ramesh Astrophys. J. Suppl., 2024, Vol.272, p27
Initial results from multi-beam observations of pulsars and solar transient with the digital beamformer for the Gauribidanur pulsar system S. Bane Kshitij, V. Indrajit Barve, G. V. S. Gireesh, C. Kathiravan, R. Ramesh J. Astron. Telesc. Instrum. Syst., 2024, Vol.10, 014001
Solar Radio Spectro-polarimeter (50-500 MHz). I. Design, Development, and Characterization of a Cross-polarized, Log-periodic Dipole Antenna Anshu Kumari, G. V. S. Gireesh, C. Kathiravan, V. Mugundhan, V. Indrajit Barve, R. Ramesh, C. Monstein Astrophys. J., 2023, Vol.958, p181
Solar Coronal Density Turbulence and Magnetic Field Strength at the Source Regions of Two Successive Metric Type II Radio Bursts R. Ramesh, C. Kathiravan, Anshu Kumari Astrophys. J., 2023, Vol.943, p43
Polarization Observations of a Split-band Type II Radio Burst from the Solar Corona R. Ramesh, C. Kathiravan Astrophys. J., 2022, Vol.940, p80
Circular Polarization Observations of Type II Solar Radio Bursts and the Coronal Magnetic Field R. Ramesh, C. Kathiravan, E. Ebenezer Astrophys. J., 2022, Vol.932, p48
The Coupling of an EUV Coronal Wave and Ion Acceleration in a Fermi-LAT Behind-the-Limb Solar Flare M. Pesce-Rollins, N. Omodei, S. Krucker, N. Di Lalla, W. Wang, A. F. Battaglia, A. Warmuth, A. M. Veronig, L. Baldini Astrophys. J., 2022, Vol.929, p172
New Results from the Spectral Observations of Solar Coronal Type II Radio Bursts R. Ramesh, C. Kathiravan, S. Surya Natarajan Astrophys. J., 2022, Vol.926, p38
Kinematics and interplanetary characteristics of a halo Coronal Mass Ejection: a multi-wavelength analysis S. Lata Soni, E. Ebenezer Astrophys. Space Sci. 2022, Vol.367, p40
Trends and characteristics of high-frequency type II bursts detected by CALLISTO spectrometers A. C. Umuhire, J. Uwamahoro, K. Sasikumar Raja, A. Kumari, C. Monstein Adv. Space. Res. 2021, Vol.68, p3464
Multi-wavelength analysis of CME-driven shock and Type II solar radio burst band-splitting S. Lata Soni, E. Ebenezer, M. L. Yadav Astrophys. Space Sci. 2021, Vol.366, p31
Radio, X-Ray, and Extreme-ultraviolet Observations of Weak Energy Releases in the "Quiet" Sun R. Ramesh, C. Kathiravan, N.P.S.Mithun, S.V.Vadawale Astrophys. J. Lett., 2021, Vol.918, L18
Kodaikanal Solar Observatory Radio Spectrograph Indrajit V. Barve, C. Kathiravan, G. V. S. Gireesh, M.N. Anand, M. Rajesh, M. Rajalingam, E. Ebenezer Chellasamy, R. Ramesh Solar Phys., 2021, Vol.296, p132
Radio Interferometric Observations of the Sun Using Commercial Dish TV Antennas G. V. S. Gireesh, C. Kathiravan, Indrajit V. Barve, R. Ramesh Solar Phys., 2021, Vol.296, p121
Imaging and Spectral Observations of a Type-II Radio Burst Revealing the Section of the CME-Driven Shock that Accelerates Electrons M. Satabdwa, T. Srikar Paavan, M. Samriddhi Sankar, D. Ketaki, A. Kumari, R. Patel, N. Gopalswamy Solar Phys., 2021, Vol.296, p62
Turbulent proton heating in the solar wind from 5 to 45 solar radii K. Sasikumar Raja, Prasad Subramanian, Madhusudan Ingale, R. Ramesh, Milan Maksimovic Astrophys. J., 2021, Vol.914, p137
Data background levels of the metre and decimetre wavelength observations by E-CALLISTO network: the Gauribidanur and Greenland sites W. Z. A. Wan Mokhtar, Z. S. Hamidi, Z. Z. Abidin, Z. A. Ibrahim, C. Monstein Ind. J. Phys., 2021, Vol.95, p1051
New results on the direct observations of thermal radio emission from a solar coronal mass ejection R. Ramesh, A. Kumari, C. Kathiravan, D. Ketaki, T. J. Wang Geophys. Res. Lett., 2021, Vol.48, e91048
A statistical study of low-frequency solar radio type-III bursts Mahender Aroori, K. Sasikumar Raja, R. Ramesh, Vemareddy Panditi, Christian Monstein, Yellaiah Ganji Solar Phys., 2020, Vol.295, p153
Low frequency radio observations of the 'quiet' corona during the descending phase of sunspot cycle 24 R.Ramesh, A.Kumari, C.Kathiravan, D.Ketaki, M.Rajesh, M.Vrunda Geophys. Res. Lett., 2020, Vol.47, e90426
Automated Detection of Solar Radio Bursts using a Statistical Method Dayal Singh, K.Sasikumar Raja, R.Ramesh, Prasad Subramanian, Christian Monstein Solar Phys., 2019, Vol.294, p112
Direct Estimates of the Solar Coronal Magnetic Field Using Contemporaneous Extreme-ultraviolet, Radio, and White-light Observations Anshu Kumari, R.Ramesh, C.Kathiravan, T.J.Wang, N.Gopalswamy Astrophys. J., 2019, Vol.881, p24
Dissipation Scale Lengths of Solar Wind Turbulence K.Sasikumar Raja, Prasad Subramanian, Madhusudan Ingale, R.Ramesh Astrophys. J., 2019, Vol.872, p77
The First Low-frequency Radio Observations of the Solar Corona on ~200 km Long Interferometer Baseline V.Mugundhan, R.Ramesh, C.Kathiravan, G.V.S Gireesh, Anshu Kumari, K.Hariharan, Indrajit V. Barve Astrophys. J. Lett., 2018, Vol.855, L08
Spectropolarimetric Observations of Solar Noise Storms at Low Frequencies V.Mugundhan, R.Ramesh, C.Kathiravan, G.V.S Gireesh, Aathira Hegde Solar Phys., 2018, Vol.293, p41
Addendum to: Strength of the Solar Coronal Magnetic Field – A Comparison of Independent Estimates using Contemporaneous Radio and White-Light Observations Anshu Kumari, R.Ramesh, C.Kathiravan, T.J.Wang Solar Phys., 2017, Vol.292, p177
Turbulent Density Fluctuations and Proton Heating Rate in the Solar Wind from 9-20 R⊙ K.Sasikumar Raja, Prasad Subramanian, R.Ramesh, A.Vourlidas, Madhusudan Ingale Astrophys. J., 2017, Vol.850, p129
Strength of the Solar Coronal Magnetic Field- A Comparison of Independent Estimates Using Contemporaneous Radio and White-Light Observations Anshu Kumari, R.Ramesh, C.Kathiravan, T.J.Wang Solar Phys., 2017, Vol.292, p161
Solar Type IIIb Radio Bursts as Tracers for Electron Density Fluctuations in the Corona V.Mugundhan, K.Hariharan, R.Ramesh Solar Phys., 2017, Vol.292, p155
New Evidence for a Coronal Mass Ejection-driven High Frequency Type II Burst near the Sun Anshu Kumari, R.Ramesh, C.Kathiravan, N.Gopalswamy Astrophys. J., 2017, Vol.843, p10
Coronal Magnetic Field Lines and Electrons Associated with Type III–V Radio Bursts in a Solar Flare P.Kishore, C.Kathiravan, R.Ramesh, E.Ebenezer J. Astrophys. Astron., 2017, Vol.38, p24
Amplitude of Solar wind density turbulence from 10 - 45 R⊙ K.Sasikumar Raja, Madhusudan Ingale, R.Ramesh, Prasad Subramanian, P.K.Manoharan, P.Janardhan J. Geophys. Res., 2016, Vol.121, p11605
Constraining the Solar Coronal Magnetic Field Strength using Split-Band Type II Radio Burst Observations P.Kishore, R.Ramesh, K.Hariharan, C.Kathiravan, N.Gopalswamy Astrophys. J., 2016, Vol.832, p59
Low Frequency Radio Observations of the Solar Corona with arcminute angular resolution: Implications For Coronal Turbulence and Weak Energy Releases V.Mugundhan, R.Ramesh, Indrajit V Barve, C.Kathiravan, G.V.S.Gireesh, P.Kharb, Apurva Misra Astrophys. J., 2016, Vol.831, p154
Simultaneous Near-Sun Observations of a Moving Type IV Radio Burst and the Associated White-Light Coronal Mass Ejection K.Hariharan, R.Ramesh, C.Kathiravan, T.J.Wang Solar Phys., 2016, Vol.291, p1405
High Dynamic Range Observations of Solar Coronal Transients at Low Radio Frequencies with a Spectro-Correlator K.Hariharan, R.Ramesh, C.Kathiravan, H.N.Abhilash, M.Rajalingam Astrophys. J., Suppl., 2016, Vol.222, p21
Observations of Near-Simultaneous Split-Band Solar Type-II Radio Bursts at Low Frequencies K.Hariharan, R.Ramesh, C.Kathiravan Solar Phys., 2015, Vol.290, p2479
A Low-Frequency Radio Spectropolarimeter for Observations of the Solar Corona P.Kishore, R.Ramesh, C.Kathiravan, M.Rajalingam Solar Phys., 2015, Vol.290, p2409
An Estimate of the Magnetic Field Strength Associated with a Solar Coronal Mass Ejection from Low Frequency Radio Observations K.Sasikumar Raja, R.Ramesh, K.Hariharan, C.Kathiravan, T.J.Wang Astrophys. J., 2014, Vol.796, p56
An Estimate of the Coronal Magnetic Field near a Solar Coronal Mass Ejection from Low Frequency Radio Observations K.Hariharan, R.Ramesh, P.Kishore, C.Kathiravan, N.Gopalswamy Astrophys. J., 2014, Vol.795, p14
Gauribidanur Low Frequency Solar Spectrograph P.Kishore, C.Kathiravan, R.Ramesh, M.Rajalingam, Indrajit V Barve Solar Phys., 2014, Vol.289, p3995
Solar observations at low frequencies with the Gauribidanur radioheliograph R.Ramesh, C.Kathiravan, M. S. Sundara Rajan, Indrajit V Barve, M.Rajalingam Astron. Soc. India Conf. Ser., 2014, Vol.13, p19
Growth and Development of Radio Astronomy in India G. Swarup, in Astronomy in India: A Historical Perspective (ed.) T. Padmanabhan, Springer, New Delhi, 2014, p73
Low-Frequency Observations of Drifting, Non-Thermal Continuum Radio Emission Associated with the Solar Coronal Mass Ejections R.Ramesh, P.Kishore, Sargam M Mulay, Indrajit V Barve, C.Kathiravan, T.J.Wang Astrophys. J., 2013, Vol.778, p30
Low-frequency Observations of Transient Quasi-periodic Radio Emission from the Solar Atmosphere K.Sasikumar Raja, R.Ramesh Astrophys. J., 2013, Vol.775, p38
Design and Performance of A Low Frequency Cross -Polarized Log -Periodic Dipole Antenna K.Sasikumar Raja, C.Kathiravan, R.Ramesh, M.Rajalingam, Indrajit V Barve Astrophys. J., Suppl, 2013, Vol.207, p2
Low-Frequency Radio Observations of Picoflare Category Energy Releases in the Solar Atmosphere R.Ramesh, K.Sasikumar Raja, C.Kathiravan, A.Satya Narayanan Astrophys. J., 2013, Vol.762, p89
The location of Solar Metric Type II Radio Bursts with respect to the associated Coronal Mass Ejections R.Ramesh, M.Anna Lakshmi, C.Kathiravan, N.Gopalswamy, S.Umapathy Astrophys. J., 2012, Vol.752, p107
Pulsed radio emission from the Fermi-LAT pulsar J1732-3131: search and a possible detection at 34.5 MHz Y.Maan, H.A.Ashwathappa, A.A.Deshpande Mon. Not. Roy. Astron. Soc., 2012, Vol.425, p2
High Angular Resolution Radio Observations of a Coronal Mass Ejection Source Region at Low Frequencies During a Solar Eclipse R.Ramesh, C.Kathiravan, Indrajit V Barve, M.Rajalingam Astrophys. J., 2012, Vol.744, p165
Low-Frequency Observations of Polarized Emission from Long-Lived Non-Thermal Radio Sources in the Solar Corona R.Ramesh, C.Kathiravan, A.Satya Narayanan Astrophys. J., 2011, Vol.734, p39
Radio Observations of the Solar Corona During an Eclipse C.Kathiravan, R.Ramesh, Indrajit V Barve, M.Rajalingam Astrophys. J., 2011, Vol.730, p91
Radio Observations of Weak Energy Releases in the Solar Corona R.Ramesh, C.Kathiravan, Indrajit V Barve, G.K.Beeharry, G.N.Rajasekara Astrophys. J. Lett., 2010, Vol.719, p41
Radioheliograph Observations of Metric Type II Bursts and the Kinematics of Coronal Mass Ejections R.Ramesh, C.Kathiravan, S.Sreeja Kartha, N.Gopalswamy Astrophys. J., 2010, Vol.712, p188
Estimation of Magnetic Field in the Solar Coronal Streamers Through Low Frequency Radio Observations R.Ramesh, C.Kathiravan, Ch.V.Sastry Astrophys. J., 2010, Vol.711, p1029
A World-Wide Net of Solar Radio Spectrometers: e-CALLISTO A.O.Benz, C. Monstein, H.Meyer, P.K.Manoharan, R.Ramesh, A.Altyntsev, A.Lara, J.Paez, K.-S.Cho Earth, Moon and Planets, 2009, Vol. 104, p277
A Low-Frequency (30 - 110 MHz) Antenna System for Observations of Polarized Radio Emission from the Solar Corona R.Ramesh, C.Kathiravan, M.S.SundaraRajan, Indrajit V Barve, Ch.V.Sastry Solar Phys., 2008, Vol.253, p319
The 1024 channel digital correlator receiver of the Gauribidanur radioheliograph R.Ramesh, M.S.SundaraRajan, Ch.V.Sastry Exp. Astron., 2006, Vol.21, p31
Low Frequency (30-110 MHz) Radio Imaging Observations Of Solar Coronal Mass Ejections R.Ramesh Proc. IAU Symp. 226, 2005, p83
Frequency and time profiles of metric wave isolated Type I solar noise storm bursts at high spectral and temporal resolution G.A.ShanmughaSundaram, K.R.Subramanian Mon. Not. Roy. Astron. Soc., 2005, Vol.359, p580
Identification of the Source Region of a ``Halo'' Coronal Mass Ejection Using Meter-Wavelength Radio Data C.Kathiravan, R.Ramesh Astrophys. J. Lett., 2005, Vol.627, p77
An estimation of the plasma parameters in the solar corona using quasi-periodic metric type III radio burst emission R.Ramesh, A.SatyaNarayanan, C.Kathiravan, Ch.V.Sastry, N.UdayaShankar Astron. Astrophys., 2005, Vol.431, p353
Low Frequency (< 100 MHz) Thermal Radio Emission from the Solar Corona and the Effect of Radial Magnetic Field R.Ramesh, Ch.V.Sastry ASP Conf. Ser., 2005, Vol.346, p153
Prototype LPDA Tracking System for the Gauribidanur Radioheliograph G. A. S. Sundaram, K. R. Subramanian, M. S. S. Rajan, E. E.Chellaswamy, R. Ramesh ASP Conf. Ser., 2005, Vol.345, p371
Spectrum of Solar Type I Continuum Noise Storm in the 50-80 MHz Band and Plasma Characteristics in the Associated Source Region G.A.ShanmughaSundaram, K.R.Subramanian Astrophys. J., 2004, Vol.605, p948
Seismology of the solar corona through observations of metric type IV radio burst emission R.Ramesh, C.Kathiravan, A.SatyaNarayanan Asian J. Phys., 2004, Vol.13, p277
Quasi-Periodicity in global solar radio flux at metric wavelengths during Noise Storms G.A.ShanmughaSundaram, K.R.Subramanian Solar Phys., 2004, Vol.222, p311
Estimation of the Three-Dimensional Space Speed of a Coronal Mass Ejection Using Metric Radio Data C.Kathiravan, R.Ramesh Astrophys. J., 2004, Vol.610, p532
Metric observations of transient, quasi-periodic radio emission from the solar corona in association with a ``halo'' CME and an ``EIT wave'' event R.Ramesh, C.Kathiravan, A.SatyaNarayanan, E.Ebenezer Astron. Astrophys., 2003, Vol.400, p753
Metric Radio Observations of the Evolution of a ``Halo'' Coronal Mass Ejection Close to the Sun R.Ramesh, C.Kathiravan, Ch.V.Sastry Astrophys. J. Lett., 2003, Vol.591, p163
Limitations Of The Tangent Plane Approximation For Wide-field Imaging Using The Mauritius Radio Telescope N.Oozeer, N.UdayaShankar Astrophys. Space Sci., 2002, Vol.282, p43
Metric Radio Observations and Ray-tracing Analysis of the Onset Phase of a Solar Eruptive Event C.Kathiravan, R.Ramesh, K.R.Subramanian Astrophys. J. Lett., 2002, Vol.567, p93
Imaging With The Mauritius Radio Telescope Challenges and Results N.UdayaShankar, K.Gopal, S.Sachdev, R.Dodson, M.Katwaroo, Ch.V.Sastry Astrophys. Space Sci., 2002, Vol.282, p15
Decameter Wavelength Observations of an Absorption Burst from the Sun and Its Association with an X2.0/3B Flare and the Onset of a ``Halo'' Coronal Mass Ejection R.Ramesh, E.Ebenezer Astrophys. J. Lett., 2001, Vol.558, p141
A new digital spectrograph for observations of radio burst emission from the Sun E.Ebenezer, R.Ramesh, K.R.Subramanian, M.S.SundaraRajan, Ch.V.Sastry Astron. Astrophys., 2001, Vol.367, p1112
The topology and polarization of sub-beams associated with the `drifting' sub-pulse emission of pulsar B0943+10 - II. Analysis of Gauribidanur 35-MHz observations A.Asgekar, A.A.Deshpande Mon. Not. Roy. Astron. Soc., 2001, Vol.326, p1249
Occurrence of Metric Noise Storms and the Onset of Coronal Mass Ejections in the Solar Atmosphere R.Ramesh, Sundaram, G.A.Shanmugha Solar Phys., 2001, Vol.202, p355
Estimation of the altitude and electron density of a discrete source in the outer solar corona through low frequency radio observations R.Ramesh, K.R.Subramanian, Ch.V.Sastry Astrophys. Lett., 2000, Vol.40, p93
Eclipse observations of compact sources in the outer solar corona R.Ramesh, K.R.Subramanian, Ch.V.Sastry Solar Phys., 1999, Vol.185, p77
Upper limits on the pulsed radio emission from the Geminga pulsar at 35 & 327 MHz R.Ramachandran, A.A.Deshpande, C.Indrani Astron. Astrophys., 1998, Vol.339, p787
Results from the one-dimensional observations with the E-W array of the Gauribidanur radioheliograph K.R.Subramanian, R.Ramesh, M.S.SundaraRajan, Ch.V.Sastry Astrophys. Space Sci., 1996, Vol.243, p259
The Mauritius Radiotelescope I K.Golap, N.H.Issur, R.Somanah, R.Dodson, M.Modgekar, S.Sachdev, N. UdayaShankar, Ch.V.Sastry J. Astrophys. Astron., 1995, Vol.16, p447
Observations of the continuum radio emission from the undisturbed Sun at wavelength of 8.7 m Ch.V.Sastry Solar Phys., 1994, Vol.150, p285
The radio brightness of the undisturbed solar corona in the presence of a radial magnetic field K.Golap, Ch.V.Sastry Solar Phys., 1994, Vol.150, p295
Narrow-band, short duration radio bursts at decameter wavelengths and their interpretation N.Gopalswamy, G.Thejappa, K.R.Subramanian, Ch.V.Sastry Bull. Astron. Soc. India, 1984, Vol.12, p75
Observations of the Rosette Nebula using the Decameter Wave Radio Telescope at Gauribidanur Ch.V.Sastry, A.A.Deshpande, R.K.Shevgaonkar Astrophys. Space Sci., 1983, Vol.102, p21
Observations of the slowly varying component of solar radio emission at decameter wavelengths Ch.V.Sastry, R.K.Shevgaonkar, M.N.Ramanuja Solar Phys., 1983, Vol.87, p391
Absorption bursts in the radio emission from the Sun at decameter wavelengths Ch.V.Sastry, K.R.Subramanian, V.Krishan Astrophys. Lett., 1983, Vol.23, p95
Observations and interpretation of the slowly varying component of solar radio emission at decameter wavelengths Ch.V.Sastry, K.S.Dwarakanath, R.K.Shevgaonkar, V.Krishan Solar Phys., 1981, Vol.73, p363
On the correlation between exciter duration and decay constant of solar decameter type III radio bursts K.R.Subramanian, V.Krishan, Ch.V.Sastry Solar Phys., 1981, Vol.70, p375
Observations and interpretation of type IIIb solar radio bursts V.Krishan, K.R.Subramanian, Ch.V.Sastry Solar Phys., 1980, Vol.66, p347