List of Selected publications
P.K. ManoharanRadio Astronomy Centre, National Centre for Radio Astrophysics
Tata Institute of Fundamental Research,
Ooty 643 001, India.

• H.O. Vats, S.S. Degaonkar, P.K. Manoharan, S. Ananthakrishnan,
Monitoring of BL Lac objects at 327 MHz.
Proc. of the IAU Symp. No. 119 on ‘Quasars’, eds. G. Swarup and V.K. Kapahi,
D. Reidel Publishing Co., p171, 1986.
• S. Ananthakrishnan, P.K. Manoharan, V.R. Venugopal,
Scintillation of four radio sources occulted by the plasma tail of Comet Halley.
Proc. Workshop on Cometary Radio Astronomy, eds. W.M. Irvine, F.P. Schloerb andL. Tacconi-Garman (NRAO, Green Bank, W.Va., USA), 34, 1986.
• S. Ananthakrishnan, P.K. Manoharan, V.R. Venugopal,
Occultation observations of compact radio sources through Comet Halley’s plasma tail.
Nature, 329, 698, 1987.
• P.K. Manoharan, S. Ananthakrishnan,
Estimating solar-wind velocity from single-station IPS observations.
Bull. Astr. Soc. India, 16, 84, 1988.
• P.K. Manoharan, S. Ananthakrishnan, A. Pramesh Rao,
IPS observations of solar wind in the distance range 40 – 200 R .
Proc. 6th International Solar Wind Conf., Boulder, Colorado, USA.,eds. V.T. Pizzo, T. Holzer, and D. Sime, 55, 1988.
• S. Ananthakrishnan, P.K. Manoharan, V.R. Venugopal,Quasar enhanced.
Nature, 338, 211, 1989.
• P.K. Manoharan, S. Ananthakrishnan,
Determination of solar-wind velocities using single-station measurements ofinterplanetary scintillation.
Mon. Not. R. astr. Soc., 244, 691, 1990.
• R-Y. Zhao, J. Bagchi, P.K. Manoharan,
A radio study of the Abell cluster A514,
Chin. Astron. Astrophys., 15, 46, 1991.
• D.J. Saikia, C.J. Salter, D.G. Banhatti, T. Ghosh, P. Gothoskar,
P.K. Manoharan,
The Ooty summer training programme, 1990,
Bull. Astr. Soc. India, 19, 109, 1991.

• P.K. Manoharan,
A study of the solar wind using single-station scintillation.
Ph.D. thesis, University of Bombay, 1991.
• P.K. Manoharan, S. Ananthakrishnan,
Solar wind velocity estimation from single-stationinterplanetary scintillation (IPS) observations.
Poster paper: International Meeting for Wave Propagation in Random Media,
3–7 August, 1992, Seattle, WA, USA.
• V. Balasubramanian, P.K. Manoharan, S. Ananthakrishnan, T.R. Detman, M. Dryer,
H. Leinbach,Solar wind velocity and normalized scintillation index from Ooty IPS observations.
Poster paper: International Meeting for Wave Propagation in Random Media,
3–7 August, 1992, Seattle, WA, USA.
• T.R. Detman, S. Ananthakrishnan, M. Dryer, P.K. Manoharan,
Simulation of transient event IPS spectra with a 3-D numerical solar wind model,
Poster paper: International Meeting for Wave Propagation in Random Media,
3–7 August, 1992, Seattle, WA, USA.
• P.K. ManoharanThree-dimensional structure of the solar wind : variation of density with the solar cycle,Solar Physics, 148, 153, 1993.
• P.K. Manoharan
Study of solar wind using single-station interplanetary scintillation,
Bull. Astr. Soc. India, 21, 383, 1993.
• S. Ananthakrishnan, H. Leinbach, T. Detman, P.K. Manoharan and G. Woan
Interplanetary Scintillations (IPS) and Forecasting of Geomagnetic Disturbances,
Proc. 1992 STEP Symposium / 5th COSPAR Colloquium, Johns Hopkins University,Maryland, USA, August 24 – 28, 1992, pp109, Pergamon Press, London.
• V. Balasubramanian, P. Janardhan, S. Ananthakrishnan and P.K. Manoharan
IPS survey at 327 MHz for detection of compact sources,Bull. Astr. Soc. India, 21, 469, 1993.
• P.K. Manoharan, M. Kojima and H. Misawa
The Spectrum of Electron-Density Fluctuations in the Solar wind and its
Variations with Solar-wind Speed,
Journal of Geophysical Research (Space Physics), 99, 23411, 1994.
• P.K. Manoharan, S. Ananthakrishnan, M. Dryer, T.R. Detman, H. Leinbach,
M. Kojima, T. Watanabe and J. Khan
Real Time Prediction and Observation of Interplanetary Events,
Proceedings of the symposium on ‘New Look at the sun’, Kofu, Japan,
6 – 10 September 1993., Editors S. Enome and T. Hirayama, p. 109, 1994.

• M. Kojima, H. Misawa, Y. Yamauchi, H. Watanabe and P.K. ManoharanLow-speed solar wind observed at distances of 20 – 60 R andcoronal structure of their source regions.
Proceedings of the symposium on ‘New Look at the sun’, Kofu, Japan,
6 – 10 September 1993., Editors S. Enome and T. Hirayama, p. 105, 1994.
• P.K. Manoharan, S. Ananthakrishnan, M. Dryer, T.R. Detman, H. Leinbach,
M. Kojima, T. Watanabe and J. Khan
Solar wind velocity and normalized scintillation index from single-station
IPS observations,
Solar Physics, 156, 377, 1995.
• P.K. Manoharan,
Solar-cycle changes of the solar wind in the inner heliosphere.
Bull. Astr. Soc. India, 23, 399, 1995.
• P.K. Manoharan, M. Kojima, and H. Misawa,
The spectrum of electron-density fluctuations in the solar wind,
Bull. Astr. Soc. India, 23, 430, 1995.
• R.K. Malik, P. Gothoskar, P.K. Manoharan, G. Swarup, K. Subramanianand V. Balasubramanian,
Flux monitoring at 327 MHz during SL9–Jupiter collision,
J. Astrophys. Astr., 16, 393, 1995.
• P.K. Manoharan, L. van Driel-Gesztelyi, M. Pick, and P. Démoulin
Evidence for large-scale solar magnetic reconnection from radio andX-ray measurements,
Astrophysical Journal, 468, L73, 1996.
• P.K. Manoharan, L. van Driel-Gesztelyi, M. Pick, and P. Dèmoulin,
Flare associated large-scale magnetic reconnection,
Astronomical Society of the Pacific Conference Series, 111, 398, 1996.
• Y. Yamauchi, M. Kojima, M. Tokumaru, H. Misawa, H. Mori, T. Tanaka,H. Takaba, T. Kondo, and P.K. Manoharan,
Micro-turbulence in the solar wind at 5–76 RSU N observed withinterplanetary scintillation,
Journal of Geomagnetism and Geoelectricity, 48, 1201, 1996.
• P.K. Manoharan
Solar activity dependence of interplanetary disturbances
Astrophysics and Space Science, 243, p221, 1996.
• Y. Yamauchi, M. Tokumaru, M. Kojima, H. Misawa, H. Mori, H. Takaba,T. Kondo, T. Tanaka, P.K. Manoharan, and R. Esser,
Observations of micro-turbulence in the solar wind near the sun withinterplanetary scintillation,

AIP Conf. Proc. no. 382, edited by D. Winterhalter, J.T. Gosling.
S.R. Habbal, W.S. Kurth, and M. Neugebauer, pp. 366, 1996.
• Z. Smith, S. Watari, M. Dryer, P.K. Manoharan, and P.S. McIntosh,
Identification of solar source for the 18 October 1995 magnetic cloud,Solar Physics, 171, 1997.
• P.K. Manoharan
The solar cause of interplanetary disturbances observed in thedistance range 0.25–1 AU,
Geophysical Research Letters, 24, p2623, 1997.
• N. Gopalswamy, M.R. Kundu, P.K. Manoharan, A. Raoult,N. Nitta, and P. Zarka
X-ray and radio studies of a coronal eruption: shock, plasmoid, andcoronal mass ejection,
Astrophysical Journal, 486, 1036, 1997.
• L. van Driel-Gesztelyi, P.K. Manoharan, M. Pick, P. Demoulin
Reorganization of the solar corona following a C4.7 flare,Adv. Space Res., 19, p1883, 1997.
• P.K. ManoharanStudies of steady state solar wind and interplanetary disturbances,in Advances in solar connection with transient interplanetary phenomena,
International Acad. Publishers, p249–259, 1998.
• K. Asai, M. Kojima, M. Tokumaru, A. Yokobe, B.V. Jackson, P.L. Hock andP.K. ManoharanHeliospheric tomography using interplanetary scintillation observations:
Correlation between speed and electron density fluctuation in the solar wind,
Journal of Geophysical Research, 103, p1991, 1998.
• P.K. Manoharan,
Interplanetary disturbances and their association with large-scale
magnetic field on the sun (Review),Bull. Astr. Soc. India., 26, 211, 1998.
• Z. Smith, S. Watari, M. Dryer, and P.K. ManoharanIdentification of the solar source of the 18–20 October 1995 interplanetary events using
numerical modeling,in Advances in solar connection with transient interplanetary phenomena,
International Acad. Publishers, p305–312, 1998.
• J.F. Salgado, C.J. Salter, T. Ghosh, W. Junor, and P.K. Manoharan
Towards an understanding of the galactic distribution ofelectron-density fluctuations,in Radio emission from galactic and extragalactic compact sources
Astronomical Society of the Pacific Conference Series, 144, 287, 1998.

• Y. Yamauchi, M. Tokumaru, M. Kojima, P.K. Manoharan, and R. Esser,
A study of density fluctuations in the solar wind acceleration region,
Journal of Geophysical Research (Space Physics), 103, 6571, 1998.
• P.K. Manoharan, M. Kojima, N. Gopalswamy, T. Kondo, and Z. Smith
Radial evolution of a coronal mass ejection,
Proceedings of “Workshop on Space Weather”, European Space Agency,Publication Division, The Netherlands, p311, 1999.
• N. Gopalswamy, N. Nitta, P.K. Manoharan, A. Raoult, and M. Pick
X-ray and radio manifestations of solar eruptive event,
Astronomy and Astrophysics, 347, 684, 1999.
• Ananthakrishnan, S., M. Tokumaru, M. Kojima, V. Balasubramanian,P. Janardhan, P.K. Manoharan, and M. Dryer
Study of solar wind transient using IPS,in Proceedings of Solar Wind 9 Conference, eds. S.R. Habbal et al.,Am. Inst. Phys., College Park, Maryland, USA, p321, 1999.
• A. Shanmugaraju, S. Umapathi, V. Balasubramanian, A.J. Selvanayagam, andP.K. ManoharanInitial results from the Madurai solar radio spectrograph,Solar Physics, 188, 155, 1999.
• P.K. Manoharan, M. Kojima, N. Gopalswamy, T. Kondo, and Z. Smith
Radial evolution and turbulence characteristics of a coronal mass ejection,
Astrophysical Journal, 530, 1061, 2000.
• P. K. Manoharan, M. Tokumaru, M. Pick, P. Subramanian, F.M. Ipavich, K. Schenk,M.L. Kaiser, R.P. Lepping, and A. Vourlidas,
Coronal Mass Ejection of July 14, 2000 Flare Event: Imaging from near-Sun to EarthEnvironment, Astrophysical Journal, 559, 1180, 2001.
• L. van Driel-Gesztelyi, P.K. Manoharan, P. Demoulin, G. Aulanier,C.H. Mandrini, M. Lopez-Fuentes, B. Schmieder, S. Orlando, B. Thompson, andS. Plunkett,Initiation of CMEs: the role of magnetic twist,
Journal of Atmospheric and Solar-Terrestrial Physics, 62, 1437, 2000.
• P.K. Manoharan, M. Pick, and LASCO Consortium,
Radio Astronomical Scintillation in the Solar Wind Plasma:
Imaging Interplanetary Disturbances,
Proc. IAU Symposium, vol. 199, p.426, 2002.
• A.K. Singal, P.K. Manoharan, R.G. Strom,
Giant Pulses from Two Pulsars,
Proc. IAU Symposium, vol. 199, p.182, 2002.

• R.J. MacDowall, A. Lara, P.K. Manoharan, N.V. Nitta, A.M. Rosas, and J.-L. Bougeret,Long-duration hectometric type III radio bursts and their association withsolar energetic particle (SEP) events,
Geophysical Research Letters, vol. 30, 301, 2002.
• P.K. Manoharan and M.R. Kundu,
Coronal Structure of a Flaring Region and Associated Coronal Mass Ejection,
Astrophysical Journal, vol. 592, 597, 2003.
• N. Gopalswamy, P.K. Manoharan, and S. Yashiro,
Comment on ’Coronal mass ejections, interplanetary ejecta andgeomagnetic storms by H.V. Cane et. al.’,Geophysical Research Letters, vol. 30, 2232, 2003.
• P.K. Manoharan,
The Solar Wind,
Lectures on Solar Physics,
Springer-Verlag Heidelberg, vol. 619, p.299, 2003.
• M.R. Kundu, S.M. White, V.I. Garaimov, P.K. Manoharan, P. Subramanian,
S. Ananthakrishnan, P. Janardhan,Radio Observations of Rapid Acceleration in a Slow Filament
Eruption/Fast Coronal Mass Ejection Event,
Astrophysical Journal, vol. 607, 530, 2004.
• P.K. Manoharan, N. Gopalswamy, S. Yashiro, A. Lara, G. Michalek, and R.A. Howard,
Influence of coronal mass ejection interaction on propagation ofInterplanetary shocks,
Journal of Geophysical Research, vol. 109, 6109, 2004.
• G. Michalek, N. Gopalswamy, A. Lara, and P.K. Manoharan,
Arrival time of halo coronal mass ejections in the vicinity of the earth,
Astronomy and Astrophysics, vol. 423, 729, 2004.
• G. Michalek, N. Gopalswamy, A. Lara, and P.K. Manoharan,Improved arrival time of halo coronal mass ejections
European geo-science union, vol. 6, p2819, 2004.
• P.K. Manoharan and M.R. Kundu,
Multi-wavelength study of a coronal mass ejection: a flare event from AR#9393,
Advances in Space Research, vol. 35, 70, 2005.
• H. Xie, N. Gopalswamy, P.K. Manoharan, S. Yashiro, A. Lara, S. Lepri,CMEs and Long-Lived Geomagnetic Storms: A Case Study
Proc. IAU Symposium, Cambridge University Press, vol 226, p.475, 2005.
• Bhuwan Joshi, P. Pant, P.K. Manoharan,
North-South Distribution of Solar Flares during Cycle 23,
eprint arXiv:astro-ph/0508539, 2005.

• P.K. Manoharan,
Study of Properties of Coronal Mass Ejections from AR 9393 and AR 9415
Bull. Astr. Soc. India, vol. 33, p.361, 2005.
• P.K. Manoharan,Imaging Solar Coronal Mass Ejections from Sun to 1 AU:
Predicting their Arrivals at Earth
Bull. Astr. Soc. India, Vol. 33, p. 339, 2005.
• Bhuwan Joshi, P. Pant, P.K. Manoharan,
Statistical Study of Halpha Flares During the Current Solar Cycle,
Bull. Astr. Soc. India, Vol. 33, p. 354, 2005.
• P.K. Manoharan,
Anisotropy of Solar Wind Density Turbulence Caused by the Transients,
Bull. Astr. Soc. India, Vol. 33, p.361, 2005.
• Bhuwan Joshi, P. Pant, P.K. Manoharan,
Periodicities in sunspot activity during solar cycle 23,
Astronomy and Astrophysics, vol. 452, p647, 2006.
• P.K. Manoharan,
Evolution of coronal mass ejection in the inner heliosphere:
A study using white-light and scintillation images,
Solar Physics, vol 235, p345-368, 2006.
• Bhuwan Joshi, P. Pant, P.K. Manoharan, Kavita Pandey,
North-South Asymmetry of Solar Active Phenomena during Cycle 23,
eprint arXiv:astro-ph/0612721, 2006.
• K.N. Iyer, R.M. Jadav, A.K. Jadeja, P.K. Manoharan, Som Sharma, H.O. Vats,Space Weather Effects of Coronal Mass Ejection
Journal of Astrophysics and Astronomy, vol. 27, P.219-226, 2006.
• Bhuwan Joshi, P. Pant, P.K. Manoharan,
North-South Distribution of Solar Flares during Cycle 23,
Journal of Astrophysics and Astronomy, vol. 27, P.151-157, 2006.
• H. Xie, N. Gopalswamy, P.K. Manoharan, A. Lara, S. Yashiro, S. Lepri,
Long-Lived Geomagnetic Storms and Coronal Mass Ejections,
Journal of Geophysical Research, Volume 111, Issue A1, A01103, 2006.
• Bhuwan Joshi, P.K. Manoharan, Astrid M. Veronig, P. Pant,
Multi-wavelength signatures of magnetic reconnection of a flareassociated coronal mass ejection
eprint arXiv:astro-ph/0701368, 2007.