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P.N. Vinaychandran

Professor

Centre For Atmospheric and Oceanic Sciences
Indian Institute of Science,
Bengaluru-560012
Karnataka
India

Email: vinay@iisc.ac.in

Tel: +91-80-2293-3065

Education

B. Sc., 1984, (Physics, Maths and Chemistry), University of Calicut.

M. Sc., 1987, (Oceanography), Cochin University of Sci. & Tech.

M.Sc.[Engg.] 1992,(Oceanography), Indian Institute of Science.

Ph.D, 1996, (Oceanography), Indian Institute of Science.

Positions:

Professor, CAOS, IISc, Bangalore, 2011 onwards

Associate Professor, CAOS, IISc, Bangalore, 2005 - 2011

Assistant Professor, CAOS, IISc, Bangalore, 1999 - 2005

Senior Researcher, Frontier Research Centre for Global Change, Tokyo, Japan, October 1997 April 1999

Post-Doctoral Fellow, University of Tokyo, Japan, Sep. 1996 Sep. 1997

Research Fellow, National Institute of Oceanography, Goa, Inda, August 1987 July 1990

Awards:

Fellow, Indian Academy of Sciences, 2009.

Shanti Swarup Bhatnagar Prize 2008, Council of Scientific and Industrial Research, Govt. India. Received from the Prime Minister of India on 20 December 2008.

AGU Journal highlight and press release for the paper titled Indian Ocean response to anomalous conditions in 2006 published in Geophysical Research Letters, 2 Aug 2007 (http://www.agu.org/journals/scripts/ highlight.php?pid=2007GL030194).

Frontier Research Award for Excellence in Research, 1998, Frontier Research Centre for Global Change, Japan.

Research Interests:
  1. Indian Ocean Dynamics
  2. Ocean Modeling
  3. Physical-Biological Interactions in the Ocean
    Active:
  1. Modelling physical - biological interactions in the Indian Ocean, INCOIS, Ministry of Earth Sciences, 2012-2017, Principal Investigator.
  2. Oceanographic observations in the southern Bay of Bengal during CTCZ, Department of Science and Technology, Govt. of India, 2009-,Principal Investigator.
    3. Completed:
  3. High resolution modeling of Indian Ocean using MOM and ROMS, INCOIS, Ministry of Earth Sciences, 2008-2013, Principal Investigator.
  4. Implementation of Regional Ocean Modeling System for the Indian Ocean on a Windows compute cluster, Microsoft Corporation, USA, 2008-2011,Principal Investigator.
  5. Modeling Oxygen Minimum in the Arabian Sea, National Science Foundation (NSF), USA, 2007-2010, Co-investigator. (PI: Prof. Jay McCreary, IPRC, Hawaii)
  6. Study of Atmosphere-Ocean Interaction and its impact on ocean state over northern Indian using a coupled climate system model, Ministry of Earth Sciences, INCOIS, MoES, 2008-2013,Co-investigator. (PI: Prof. Ravi Nanjundiah, IISc)
  7. Assimilation of Argo data into the ROMS model of the Indian Ocean, Indian National Centre for Ocean Information Services, MoES, 2008-2011, Co-investigator (PI: Prof. Amit Apte, TIFR)
  8. The Indian monsoon & the coupled atmosphere - Equatorial Indian Ocean system, INCOIS, MoES, 2007-2010, Co-investigator. (PI: Prof. Sulochana Gadgil, IISc)
  9. Analysis and synthesis for the Indian Argo Programme, DOD (INCOIS), 2002-2005, Investigator.
  10. Development of a Data assimilation system for the Indian Ocean, DOD (INCOIS), 2003-2008, Investigator.
  11. Retrieval of Ocean parameters (phytoplankton blooms), ISRO (SAC), 2004-2008, Investigator.
  12. Interpretation of Ocean Color variability in the Bay of Bengal using an ocean general circulation model, ISRO (SAC), 2001-2003, Investigator.
  13. Implementation of dynamical seasonal prediction system, India Meteorological Department, 2006-2009, Co-investigator. (PI: Prof. Ravi Nanjundiah, IISc)
  14. Common computing facility for ocean modeling at CAOS, Department of Ocean Development (INCOIS), 2003-2008, Co-investigator. (PI: Chairman, CAOS).
  15. Measurement of ocean parameters for the study of warm pool in the southeastern Arabian Sea, Dept. Sci. and Tech., 2003-2006, Co-Principal Investigator along with Dr. S.S.C. Shenoi, NIO.
  16. Atmosphere-Land-Ocean Interaction during intense rainfall events along the west coast of India, Dept. Sci. and Tech., 2002-2005, Co-Principal Investigator along with Dr. S.S.C. Shenoi, NIO.
  1. Francis, P. A., P. N. Vinayachandran, and S. S. C. Shenoi, 2013: The Indian Ocean forecast system, Current Science, 104 (10), pp. 1354-1368.
  2. Chatterjee, A., D. Shankar, J. P. McCreary Jr., and P. N. Vinayachandran, 2013: Yanai waves in the western equatorial Indian Ocean, Journal of Geophysical Research, 118 (3), pp. 1556-1570.
  3. Vinayachandran, P. N., D. Shankar, S. Vernekar, K. K. Sandeep, P. Amol, C. P. Neema, and A. Chatterjee, 2013: A summer monsoon pump to keep the Bay of Bengal salty, Geophysical Research Letters, 40 (9), pp. 1777-1782.
  4. Md. Nurujjaman, A. Apte, and P. N. Vinayachandran, 2013: Data assimilation using Ensemble Transform Kalman Filter (ETKF) in ROMS model for Indian Ocean, Eur. Phys. J. Special Topics, 222 (3-4), pp. 875-883.
  5. Julian P. McCreary Jr., Zuojun Yu, Raleigh R. Hood, P. N. Vinaychandran, Ryo Furue, Akio Ishida, and Kelvin J. Richards, 2013: Dynamics of the Indian-Ocean oxygen minimum zones, Progress in Oceanography, 112-113, pp. 15-37.
  6. Aparna, S. G., J. P. McCreary, D. Shankar, and P. N. Vinayachandran, 2012: Signatures of Indian ocean Dipole and El Nino Southern Oscillation events in sea level variations in the Bay of Bengal, Journal of Geophysical Research, 117 (C10), pp. 1-13.
  7. Vinayachandran, P. N., C. P. Neema, Simi Mathew, and R. Remya, 2012: Mechanisms of summer intraseasonal sea surface temperature oscillations in the Bay of Bengal, J. Geophysical. Res., Vol. 117, C01005, doi:10.1029/2011JC007433.
  8. Lee, S. S., P. N. Vinayachandran, Kyung-Ja Ha, and Jong-Ghap Jhun, 2010: Shift of peak in summer monsoon rainfall over Korea and its association with El Nino-Southern Oscillation, J. Geophysical. Res., Vol. 115, D02111, doi:10.1029/2009JD011717.
  9. Vinayachandran P. N. and R. S. Nanjundiah, 2009: Indian Ocean sea surface salinity variations in a coupled model, Climate Dynamics, DOI 10.1007/s00382-008-0511-6.
  10. Vinayachandran P. N. and N. H. Saji, 2008: Mechanisms of south Indian Ocean intraseasonal cooling, Geophysical Research Letters, Vol. 35, L23607, doi:10.1029/2008GL035733.
  11. Ha K-J, S-S Lee, P. N. Vinayachandran and J-G Jhun, 2008: Changma and shifting peak in summer rainfall of Korea: ENSO influence, Advance I Geosciences: Atmospheric Science, 16, 35-46.
  12. Tangang F. T., L. Juneng, E. Salimun, P. N. Vinayachandran, Y. K. Seng, C, Reason, S. Behera and T. Yasunari, 2008: On the roles of northeast cold surge, the Borneo vortex, the MJO and the Indian Ocean dipole during the worst 2006/2007 flood in southern Peninsular Malaysia, Geophysical Res. Lett., doi:10.1029/2008GL033539.
  13. Al Safani M., S. S. C. Shenoi, D. Shankar, M. Aparna, J. Kurian, F. Durand and P. N. Vinayachandran, 2007: Westward propagating eddies in the Gulf of Aden, J. Geophys. Res., 112, C11004, doi:10.1029/2006JC004020.
  14. Vinayachandran P. N., J. Kurian and C. P. Neema, 2007: Indian Ocean response to anomalous conditions during 2006, Geophys. Res. Letters, 34, doi:10.1029/2007GL030194.
  15. Vinayachandran P. N. and J. Kurian, 2007: Hydrographic observations and model simulations of the Bay of Bengal freshwater plume, Deep Sea Res. I, 54, doi:10.1016/j.dsr.2007.01.007.
  16. Vinayachandran P. N., D. Shankar, J. Kurian, F. Durand and S. S. C. Shenoi, 2007: Arabian Sea mini warm pool and the monsoon onset vortex, Current Sci., 93(2), 203 214.
  17. Kurian, J. and P. N. Vinayachandran 2007: Mechanisms of formation of Arabian Sea mini warm pool in a high resolution OGCM, J. Geophys. Res., 112, 10.1029/2006JC003631.
  18. Francis P. A., S. Gadgil and P. N. Vinayachandran, 2007: Triggering of positive dipole by severe cyclones over the Bay of Bengal, Tellus A, 59, 46 475.
  19. Kurian J. and P. N. Vinayachandran, 2006: Formation mechanisms of temperature inversions in the southeastern Arabian Sea., Geophys. Res. Lett., 33, doi:10.1029/ 2006GL027280.
  20. Janakiraman S., R. S. Nanjundiah and P. N. Vinayachandran, 2005: Simulations of the Indian summer monsoon with a coupled ocean-atmosphere model on PARAM Padma, Current Sci., 89(9), 1555 1562.
  21. Vinayachandran P. N., J. P. McCreary, R. R. Hood and K. Kohler, 2005: A numerical investigation of the phytoplankton bloom in the Bay of Bengal during northeast monsoon, J. Geophys. Res., 110, C12001, doi10.1029/2005JC002966.
  22. Vinayachandran P. N., T. Kagimoto, Y. Masumoto, P. Chauhan, S. R. Nayak and T. Yamagata, 2005: Bifurcation of the east India Coastal Current east of Sri Lanka, Geophys. Res. Lett., 32, doi:10.1029/2005GL022864.
  23. Shankar D., S. S. C. Shenoi, R. K. Nayak, P. N. Vinayachandran, G. Nampoothiri, A. M. Almeida, G. S. Michael, M. R. R. Kumar, D. Sundar and O. P. Sreejith, 2005: Hydrography of the eastern Arabian Sea during summer monsoon 2002, J. Earth Syst. Sci., 114 (5), 459 474.
  24. Ravichandran M., P. N. Vinayachandran, S. Joseph and K. Radhakrishnan, 2004: Results from the first Argo float deployed by India, Current Sci., 86(5), 651 659.
  25. Vinayachandran P. N., 2004: Summer cooling of the Arabian Sea during contrasting monsoons, Geophys. Res. Lett., 31, doi:10.1029/2004GL019961.
  26. Vinayachandran P. N., P. Chauhan, M. Mohan and S. Nayak, 2004: Biological response of the sea around Sri Lanka to summer monsoon, Geophys. Res. Lett., 31, doi:10.1029 /2003GL018533.
  27. Gadgil S., P. N. Vinayachandran, P. A. Francis and S. Gadgil, 2004: Extremes of Indian Monsoon rainfall, ENSO and equatorial Indian Ocean Oscillation, Geophys. Res. Lett., 31, doi:10.1029/2004GL019733.
  29. Vinayachandran P. N. and S. Mathew, 2003: Phytoplankton bloom in the Bay of Bengal during northeast monsoon and its intensification by cyclones, Geophys. Res. Lett., 30(11), doi:10.1029/2002GL016717.
  30. Gadgil S., P. N. Vinayachandran and P. A. Francis, 2003: Droughts of Indian summer monsoon: Role of clouds over the Indian Ocean, Current Sci., 85, 1713 1719.
  31. Vinayachandran P. N. and T. Yamagata, 2003: Comment on "Indian Ocean: Validation of the MICOM and ENSO events during 1958 1998 by Haugen et al., J. Geophys. Research, 108(C6), doi:1029/2002JC001624.
  32. Vinayachandran P. N., V. S. N. Murty and V. Ramesh Babu, 2002: Observations of barrier layer formation in the Bay of Bengal during summer monsoon, J. Geophysical Research, 107(C12), doi:10.1029/2001JC000831.
  33. Vinayachandran P. N., S. Iizuka and T. Yamagata, 2002: Indian Ocean dipole mode event in an ocean general circulation model, Deep Sea Res. II. 49, 1573 1596.
  34. Shankar, D., P. N. Vinayachandran and A. S. Unnikrishnan, 2002: The monsoon currents in the north Indian Ocean, Progr. Oceanogr., 52(1), 63 119.
  35. Bhat, G. S., S. Gadgil, P. V. Harish Kumar, S. R. Kalsi, P. Madhusoodanan, V. S. N. Murty, C. V. K. Prasada Rao, V. Ramesh Babu, L. V. G Rao, R. R. Rao, M. Ravichandran, K. G. Reddy, P. Sanjeeva Rao, D. Sengupta, D. R. Sikka, J. Swain, and P. N. Vinayachandran, 2001: BOBMEX the Bay of Bengal monsoon experiment, Bull. Amer. Met. Soc., 82(12), 2217 2243.
  36. Saji N. H., B. N. Goswami, P. N. Vinayachandran and T. Yamagata, 1999: A dipole mode in the tropical Indian Ocean, Nature, 401, 360 363.
  37. Vinayachandran P. N., N. H. Saji and T. Yamagata, 1999: Response of the equatorial Indian Ocean to an unusual wind event during 1994, Geophys. Res. Lett., 26(11), 1613 1617.
  38. Vinayachandran P. N., Y. Masumoto, T. Mikawa and T. Yamagata, 1999: Intrusion of the southwest monsoon current into the Bay of Bengal, J. Geophys. Res., 104(C5), 11,077 11,085.
  39. Vinayachandran P. N. and T. Yamagata, 1998: Monsoon response of the sea around Sri Lanka: Generation of thermal domes and anticyclonic vortices, J. Phys. Oceanogr., 28, 1946 1960.
  40. Vinayachandran P. N., S. R. Shetye, D. Sengupta and S. Gadgil, 1996: Forcing mechanisms of the Bay of Bengal circulation, Current Sci., 71, 753 763.
  41. Shetye S. R., A. D. Gouveia, D. Shankar, S. S. C. Shenoi, P. N. Vinayachandran, D. Sundar, G. S. Michael and G. Nampoothiri, 1996: Hydrography and circulation in the western Bay of Bengal during the northeast monsoon, J. Geophys. Res., 101(C6), 14,011 14,025.
  42. Vinayachandran P. N. and S. R. Shetye, 1991: The warm pool in the Indian Ocean, Proc. Indian Acad. Sci., (Earth & Planetary Sci.), 100, 165 175.
  43. Vinayachandran P. N. and M. R. Ramesh Kumar, 1990: Water vapour flux divergence over the Arabian Sea during 1987 summer monsoon using satellite data, Boundary Layer Meteorology, 51, 199 209.
  44. Vinayachandran P. N., Y. Sadhuram and V. Ramesh Babu, 1989: Latent and sensible heat fluxes under the active and weak phases of the summer monsoon of 1986, Proc. Indian. Acad. Sci. (Earth & Planetary Sci.), 98(2), 213 222.
    45. Chapter in a Book:
  45. Vinayachandran P. N., P. A. Francis, S. A. Rao, 2009: Indian ocean dipole: Processes and Impacts, in Current Trends in Science, Platinum Jubilee Special, Indian Academy of Sciences, p569 589.
  46. Vinayachandran P. N., 2009: Impact of physical processes on the chlorophyll distribution in the Bay of Bengal, Indian Ocean Biogeochemical Processes and Ecological Variability, Geophysical Monograph Series 185, American Geophysical Union, DOI:10.1029/2008GM000705, pp71 86.
  47. J. P. McCreary, R. Murtugudde, J. Vialard, P. N. Vinayachandran, J. D. Wiggert, R. R. Hood, D. Shankar, and S. Shetye 2009: Biophysical processes in the Indain Ocean, Indian Ocean Biogeochemical Processes and Ecological Variability, Geophysical Monograph Series 185, American Geophysical Union, DOI:10.1029/2008GM000705, pp9 32.
  48. Vinayachandran P. N., 2008: Association between Indonesian rainfall and the Indian Ocean dipole, in Understanding and Forecasting of Monsoons, Published by NAM S&T Centre, New Delhi, ISBN-81-7035-522-2.
    49. Book Edited:
  49. Understanding and forecasting monsoons, Edited by P. N. Vinayachandran, Published by NAM S&T Centre, New Delhi, 2008, ISBN-81-7035-522-2.
    50. Book Review:
  50. 'The Mandovi and Zuari Estuaries" Edited by S. R. Shetye, D. Shankar and M. D. Kumar for Current Science, 2008, 94(2), page 391.
    51. Conferences/Symposia/Seminars/Proceedings etc:
  51. Vinayachandran P. N. Modeling of intraseasonal variations in the Bay of Bengal, Third OFES International Workshop, 4-6 November 2010, JAMSTEC, Yokohama Institute for Earth Sciences, Japan.
  52. Prabhu C. N., P. N. Vinayachandran, L. Vidal, S. Nave, L. de-Abreu and F. Abrantes, Variations in northern Indian Ocean dynamics and primary production during late Quarternary, 13th International Nanoplankton Association Meeting, 5-10 September 2010, Yamagata, Japan.
  53. P. A. Francis, P. N. Vinayachandran and M. S. Girishkumar, Comparison of Regional Ocean Modeling System (ROMS) Simulations with the RAMA Buoy Observations, AOGS 2010, 5-9 July 2010, Hyderabad, India.
  54. I. Suresh, D. Shankar and P. N. Vinayachandran, Impact of Bathymetry on Simulation of the Mixed Layer in the Northeastern Arabian Sea, AOGS 2010, 5-9 July 2010, Hyderabad, India.
  55. P. N. Vinayachandran and R. Jyothibabu, Subsurface chlorophyll maximum at the monsoon current intrusion into the Bay of Bengal, Ocean Science Meeting 2010, AGU, 22-26 February, 2010, Portland, USA.
  56. McCreary, J. P. , Z. Yu., R. R. Hood, P. N. Vinayachandran, Modeling the Formation of the Arabian Sea and Bay of Bengal Oxygen Minimum Zones, Ocean Science Meeting 2010, AGU, 22-26 February, 2010, Portland, USA.
  57. Hood R. R., J. P. McCreary, Z. Yu and P. N. Vinayachandran, Modeling the oxygen minimum zone in the Arabian Sea, CLIVAR IOP-6, 3-5 June 2009, Le Reunion, France.
  58. S-S Lee, P. N. Vinayachandran, K-J, Ha and J-G Jhun, Shifting peaks in East Asian Summer Rainfall: Is El Nino losing influence, 4th Japan-Korea-China Joint conference on Meteorology, 26-28 May 2009, Tsukuba, Japan.
  59. P. N. Vinayachandran, "Indian Ocean Dipole: Processes and Impacts", Young Scientists of Asia Conclave, Pressing problems of humankind: Energy & Climate" A conference of Concerned young scientists, TWAS, Bangalore 15-17 January, 2009.
  60. R. S. Nanjundiah and P. N. Vinayachandran: Impact of coupling on simulation of seasonal cycle in atmosphere and ocean over the Indian region, Interactional Conference on Progress in weather and climate modeling over Indian region, 9-12 December 2008, NCMWRF, Noida, India.
  61. Vinayachandran P. N., Evolution of the 2006 Indian Ocean Dipole in an ocean general circulation model, OFES International Workshop, 25-26 August 2008, JAMSTEC, Yokohama Institute for Earth Sciences, Japan.
  62. P. N. Vinayachandran and J. Kurian, Modeling Indian Ocean circulation: Bay of Bengal fresh water plume and the Arabian Sea Mini Warm Pool, Proceedings of the 12th Annual Congress on Fluid Mechanics, 18-21 August 2008, Daejon, Korea.
  63. F. Tangang, L. Juneng, E. Salimun, P. N. Vinayachandran, and C.J.C. Reason, On the roles of the northeast cold surge, the Borneo vortex, the MJO and the IOD during the works 2006/2007 flood in southern Peninsular Malaysia, The first international workshop on prevention and mitigation of meteorological disasters in southeast Asia, 3-5 March, 2008, Kyoto, Japan.
  64. P. N. Vinayachandran, 2006, Simulation of the Indian Ocean Sea Surface Chlorophyll distribution using Regional Ocean Modeling System, SIBER Workshop on Sustained Indian Ocean Biogeochemical and Ecological Research, 3-6 October, 2006, Goa, India.
  65. P. N. Vinayachandran, BOBMEX observations of Bay of Bengal freshwater plume, Third annual meeting of Asia-Oceania Geosciences Society, 10-14 July, 2006, AOGS, Singapore.
  66. J. Kurian and P. N. Vinayachandran, High resolution modeling of Arabian Sea warm pool. Third annual meeting of Asia-Oceania Geosciences Society, 10-14 July, 2006, Singapore.
  67. P. N. Vinayachandran and J. Kurian, Mechanisms of Arabian Sea mini warm pool formation in an OGCM, National Workshop on Arabian Sea Monsoon Experiment (ARMEX): Data Analysis & Modeling, 19-21 April, 2006, National Institute of Oceanography, Goa, India.
  68. J. Kurian and P. N. Vinayachandran, Formation mechanisms of temperature inversions in the southeastern Arabian Sea, National Workshop on Arabian Sea Monsoon Experiment (ARMEX): Data Analysis & Modelling, 19-21 April, 2006, National Institute of Oceanography, Goa, India.
  69. Rajamani V., R. Ramesh, G. S. Bhat, P. N. Vinayachandran, Linking Indian rivers v/s Bay of Bengal monsoon activity, (Meeting Report), Current Science, 2006, 90, 12-13.
  70. P. N. Vinayachandran, J. P. McCreary, R. R. Hood and K. Kohler, Phytoplankton Bloom in the Bay of Bengal During Northeast Monsoon: Satellite Observations and Numerical Modeling, 2006 AGU Ocean Science Meeting, 20-24 February 2006, Honolulu, Hawaii, USA.
  71. Hood R R, J. P. McCreary, R. Murtugudde, J. Wiggert, P. N. Vinayachandran The Indian Ocean: Recent Discoveries, Links to Global Climate, Atmosphere-Ocean Interaction and Physical and Biogeochemical Response, 2006 AGU Ocean Science Meeting, Honolulu, Hawaii 20-24 February, 2006.
  72. Vinayachandran P. N., J. P. McCreary, R. R. Hood and K. Kohler, A numerical investigation of the phytoplankton bloom in the Bay of Bengal, Indian Ocean Modeling Workshop, 29 November-3 December, 2004, IPRC, Univesity of Hawaii, USA.
  73. Vinayachandran P. N., S. Mathew, P. Chauhan, M. Mohan and S. R. Nayak, Ocean color observations of phytoplankton blooms in the Bay of Bengal, National Space Science Synposium, 17-20 February, 2004, Kottayam, India.
  74. Vinayachandran P. N., Response of the Arabian Sea to the summer monsoon of 2002 and 2003: Argo float observations, ARMEX Science Workshop, 23-24 December, 2003, Chennai, Inida.
  75. Vinayachandran P. N., Response of the Arabian Sea to the summer monsoons of 2002 and 2003, Argo Science Workshop, 12-14 November, 2003, Tokyo, Japan.
  76. P. N. and S. Iizuka, Evolution of the dipole mode events in an ocean model, Symposium on Indo-Pacific climate, 6-7 March, 2000, Tokyo, Japan.
  77. Vinayachandran P. N. and T. Yamagata, Response of the Indian Ocean to the climatic event of 1994, Proceedings of the EU-Japan workshop on climate change '99, 2-5 March 1999, Hakone/Tokyo, Japan.
  78. Vinayachandran P. N., Upper layer circulation in the Bay of Bengal during summer monsoon, The CREAMS'99 international symposium, 26-28, January 1999, Fukuoka, Japan.
  79. Vinayachandran P. N., Y. Masumoto and T. Yamagata, The southwest monsoon current east of Sri Lanka, International symposium Triangle'98, September 29-October 2, 1998, Kyoto, Japan.
  80. Vinayachandran P. N. and T. Yamagata, Monsoon circulation in the sea around Sri Lanka in an Ocean General Circulation Model, The 1998 conference of WOCE: Ocean circulation and Climate, 24-29 May, 1998, Halifax, Canada.
  81. Vinayachandran P. N. and T. Yamagata, Cyclonic and anticyclonic vortices in the eastern Indian Ocean during summer monsoon, Proceedings, Oceanic fronts and related phenomena: Konstantin Dedorov Internation Memorial Symposium, 18-22 May, 1998, Pushkin, Saint Petersburg, Russia.
  82. Vinayachandran P. N. and T. Yamagata, Monsoon circulation in the southern Bay of Bengal in an OGCM, The fourth international (UNESCO/IOC/WESTPAC) scientific symposium, 2-7 February, 1998, Okinawa, Japan.
  83. Vinayachandran P. N., The Bay of Bengal circulation in an ocean general circulation model, Proceedings of The international workshop on climate system of monsoon Asia, 3-7 December, 1996, Kyoto, Japan.
  84. V. Ramesh Babu, M. S. S. Sarma and P. N. Vinayachandran, Hydrographic structure of the upper ocean from Dronning Maud land coast, Antarctic to 30S during austral summer, 1988, Third International Conference of southern hemisphere meteorology & Oceanography, 13-17, November, 1989, Buenos Aires, Argentina.
  85. V. Ramesh Babu, P. N. Vinayachandran and M. S. S. Sarma, Heat budget of a shore polynya, Dronning Maud Land coast, Antarctica, during austral summer, 1988, Third International Conference of southern hemisphere meteorology & Oceanography, 13-17, November, 1989, Buenos Aires, Argentina.
Invited Talks
  1. Innovation in Science Pursuit for Inspired Research, Pondicherry University, Andaman and Nicobar Islands, 2013.
  2. "Progress and prospects in Indian Ocean modeling", International Conference on Meta Computing, 16-17 December 2010, Goa, India.
  3. "High resolution Indian Ocean modeling applications", Workshop of Modeling of Oceanic and atmospheric Processes, Sultan Qaboos Univeristy, Oman, March 2010.
  4. "Indian Ocean Dipole: Processes and Impacts" at "Young Scientists of Asia Conclave, Pressing problems of humankind: Energy & Climate", A conference of Concerned young scientists, TWAS, Bangalore, 15-17 January, 2009.
  5. 'Indian Ocean Dipole" 96th Indian Science Congress 2009, Northeastern Hill University, Shillong, 3-7 January, 2009.
  6. "Modeling of the Indian Ocean: Bay of Bengal fresh water plume and the Arabian Sea mini warm pool", The 12th Annual Congress on Fluid Mechanics, 18-21 August, 2008, Daejon, Koera.
  7. "Oceanic processes associated with the 2006 Indian Ocean Dipole", Asia Oceania Geosciences Society 2008, 16-20 June, 2008, Busan, Korea.
  8. 'The 2006 Indian Ocean Dipole and its possible influence on the circulation over Maritime Continent", International Seminar on Climate Variability, Change and Extreme Weather Events", 26-27 February, 2008, National University, Malaysia.
  9. "Oceanic processes associated with the 2006 Indian Ocean Dipole" IUGG XXIV General Assembly", Session JPS001, 2-13 July, 2007, Perugia, Italy.
  10. "Modeling Indian Ocean circulation", Celebrating the Monsoons, Indian Institute of Science, 24-27 July, 2007, Bangalore, India.
  11. "Association between Indonesian Rainfall and the Indian Ocean Dipole", International round table on understanding and prediction of summer and winter monsoons, 21-24 November 2005, Jakarta, Indonesia.
  12. "Numerical modeling of circulation and chlorophyll distribution in the Bay of Bengal", National Workshop on Oceanographic Feature of the Indian Coastal Waters, Naval Physical & Oceanographic Laboratory, 6-7 October 2005, Kochi, India.
  13. 'Thermal domes in the Bay of Bengal: Physics, phytoplankton blooms and implications", IUGG XXIII General Assembly, 30 June-11 July, 2003, Sapporo, Japan.
  14. 'Ocean dynamics during dipole events in an OGCM", Invited presentation, Symposium on the ocean-atmosphere coupled dynamics in the Indian Ocean, 17 - 21 December, 2001, Tokyo, Japan.
  15. 'Pathways of freshwater outflow from the Bay of Bengal", Invited presentation, WOCE Indian Ocean meeting, 19 May 1999, Miami, USA.
  16. "Decadal and interdecadal climate events and their impacts on the ocean circulation in the Indo-Pacific sector", Science of Climate '99, 21 January 1999, La Jolla, USA
Seminars
  1. The 5th OFES International Workshop: 10-year progress of GCMs for the ES and future strategic perspective, 2013, Global Oceanographic DAta Center (GODAC)/JAMSTEC in Nago, Okinawa, Japan.
  2. Indo-French Brainstorming Seminar on Atmospheric Sciences, 2013, New Delhi, India.
  3. Joint "Knowledge for Future" Assembly, IAHS-IAPSO-IAPSEI, 2013, Gothenburg, Sweden.
  4. Indo-European Research Facilities for Studies on Marine Ecosystem and Climate in India (INDO-MARECLIM), 2013, Kochi, India.
  5. International Workshop on Operational Oceanography for Developing Countries, 2013, Beijing.
  6. "Model exploration of Indian Ocean physics and biology", Aizu University, 2010, Japan.
  7. TIFR Wednesday Colloquium, "Exploring Indian Ocean using an ocean model" 2010, Mumbai.
  8. Silver Jubilee Celebration Lecture, Goa University, "Indian Ocean exploration using an ocean general circulation model", 2010, Goa.
  9. Fellows Lecture,"Impact of physical processes on Bay of Bengal biology", Platinum Jubilee Meeting, Indian Academy of Sciences, 2009, Hyderabad.
  10. PRL Colloquium, "Exploring Indian Ocean variability using an ocean model", 2008, Ahmedabad.
  11. Seminar, "Ocean dynamics of the 2006 Indian Ocean dipole" Yonsei University, 2008, Seoul, South Korea.
  12. Seminar, "The 2006 Indian Ocean Dipole" Pusan National University, 2008, South Korea.
  13. Seminar, "The 2006 Indian Ocean Dipole" Seoul National University, 2008, South Korea.
  14. Seminar, "Oceanic processes associated with the 2006 Indian Ocean Dipole" APEC Climate Centre, 2007, Busan, South Korea.
  15. "Indian Ocean Dipole and Monsoons", Special Invited Lecture, Institute of Technology, Bandung, 2005, Indonesia. .
  16. "Droughts of the Indian summer monsoon" at National Institute of Oceanography, Goa, India, 2004. .
  17. "Phytoplankton blooms in the Bay of Bengal" SAC, Ahmedabad, India, 2003. .
  18. "Monsoon currents in the North Indian Ocean", FRCGC, Tokyo, Japan, 2003. .
  19. "First results from the Argo floats in the Arabian Sea", INCOIS, Hyderabad, India, 2003. .
  20. "Indian Ocean dipole in an ocean general circulation model, Cochin Univ. Sci&Tech., India, 2003. .
  21. "Modeling Indian Ocean Dipole", Science Day Lecture NPOL, 2003, Kochi, India. .
  22. "Observations of barrier layer formation in the Bay of Bengal", CSIRO Marine Research, Hobart, Australia, 2001. .
  23. "Observations of barrier layer formation in the Bay of Bengal", FRSGC, Tokyo, Japan, 2001. .
  24. "Thermal domes in the Bay of Bengal", Texas A&M University, USA, 1998.
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