Operational Programs > National Data Buoy Programme > People

Name: Dr.V.Rajendran - Group Head Designation: Scientist – F Qualification M.Tech in Physical Engineering and Ph.D in Electrical & Electronics Engineering Area of specialization Underwater Electronics, Ship Instrumentation, Ocean Survey equipments, Oceanographic Instrumentation, Ocean Communication equipments Years of Experience 27 YEARS Email-ID raju@niot.res.in

Name: Dr.G.LATHA Designation: SCIENTIST-E Qualification Ph. D. Applied Mathematics Area of specialization Numerical modeling of hydrodynamic problems Years of Experience 14 YEARS Email-ID latha@niot.res.in

Name: TATA SUDHAKAR Designation: SCIENTIST- D Qualification ME (Electronics and Control) Area of specialization Instrumentation and communication Years of Experience 23  YEARS Email-ID tata@niot.res.in

Name: G. RAJESH Designation: SCIENTIST-C Qualification M.Sc., (Physical Oceanography) M.S (Information Technology) Ph.D (Wave Characteristics) Area of specialization Physical Oceanography Data Management Years of Experience 8 YEARS Email-ID graj@niot.res.in

Name: M. ARUL MUTHIAH Designation: SCIENTIST-B Qualification M.E-VLSI System Area of specialization Electronics Years of Experience 3 YEARS Email-ID arulmuthiah@niot.res.in

Name: V. GOWTHAMAN Designation: TECHNICAL OFFICER Qualification D.M.E, B.E. Area of specialization Data Buoy design, Mooring and Off shore operations Years of Experience 17 YEARS Email-ID vgowtham@niot.res.in

Name: G. VENGATESAN Designation: TECHNICAL ASSISTANT Qualification D.E.I.E, B.E. Electronics & Instrumentation Area of specialization Calibration of Electronic Sensors & Marine Sensors. Years of Experience 8 YEARS Email-ID vengatesang@niot.res.in

Name: M. ATHIAMAN Designation: HELPER-DRIVER Qualification S.S.L.C Area of specialization Offshore Operations, Driving Gemini Craft, Mooring Preparation & Skin Diving and Driving L.M.V  Vehicles Years of Experience 13 YEARS Email-ID athiaman@niot.res.in

Name: P.RAMESH Designation: HELPER-SEAMAN Qualification B.Sc., Geography Area of specialization Offshore Operations, Driving Gemini Craft & Mooring Preparation Years of Experience 5 YEARS Email-ID ramesh@niot.res.in

List of published research papers

Y.R. Rao, “Variability of surface meteorological and oceanographic parameters collected by data buoys in Bay of Bengal during NE Monsoon 97 in the Seminar on NE Monsoon on 12th Feb’97 IMD, Chennai. B. Nagendrakumar, M. Ravindran, K.Premkumar  Ocean prediction systems - scenario at NIOT in National  Conference on current trends in ocean prediction with special reference  to Indian seas in  NPOL , Kochi  from 22-23 Dec’98. Y.R Rao,, K. Premkumar, M. Ravichandran, K. Santanam, T. Sudhakar, and R. Venkatesan, Real-time measurement of meteorological and oceanographic parameters in Indian Seas, Presented in TROPMET- 99 held at IIT, Delhi, Dec2-5 1997. Premkumar, K., M. Ravichandran, S.R. Kalsi, D. Sengupta, S. Gadgil  (1999): First results from a new observational system over the Indian Seas.  Current Science,  78, 323. M. Ravichandran,  Y.R. Rao, . K.Premkumar,, T. Sudhakar,  K. Santanam and  R. Venkatesan, Analysis of surface meteorological and oceanographic data from moored buoys deployed in Bay of Bengal and Arabian sea, National Symposium on Tropical meteorology (TROPMET –99), 16-19 February 1999, Chennai. K. Santanam, R. Vaithiyanathan,  G. Senthilkumar, V. Gowthaman, D. Sivakumar and S. Ramasundaram, Optical measurements off Goa, Mumbai an d Chennai coasts using moored data buoys, National symposium on Tropical meteorology (TROPMET –99), 16-19 Februay 1999  Chennai. Y.R. Rao and M. Ravichandran, Air-sea interaction processes during the passage of tropical cyclone, National symposium on Tropical meteorology (TROPMET-99), 16- 19 February  1999, Chennai. Y.R. Rao, B. Nagendra Kumar and G. Latha, Modeling of wave climate during the passage of a tropical cyclone in Bay of Bengal, National symposium on Tropical meteorology (TROPMET-99), 16-19 February 1999, Chennai. B. Nagendra Kumar, Y.R. Rao and G. Latha, Ocean surface climate during the passage of severe cyclone near Chennai, National symposium on Tropical meteorology (TROPMET-99), 16-19 February 1999 Chennai. Premkumar, K. and M. Ravichandran, Data Quality assurance from data buoys for improved weather forecasting,  WMO workshop on Advanced Marine climatology, held at Vancouver, Canada, 1999. Harikrishnan,M.  Inter comparison of  sea surface meteorological data from two different buoys and with ships observationin TROPMET – 2000 AT Cochin University of Science and Technology, Cochin during 1-4 February 2000. K.Premkumar M. Ravichanran, S.R. Kalsi, Sengupta and Sulochana Gadgil:  First results from a new observational system over the Indian Seas, Current Science issue on 10th Feb 2000. Ravichandran, M , G. Rajesh, Tata Sudhakar and K. Premkumar,  A study on ocean response during the passage of tropical cyclones, 8th National Scientific Hindi Seminar on “Ocean Information Services” at India International Centre, New Delhi,  15th Feb 2000. Rajesh,. G,  Tata Sudhakar, M. Ravichandran, and K. Premkumar, Time series surface meteorological and oceanographic parameter from Indian seas. 8th National Scientific Hindi Seminar on “Ocean Information Services” at India International Centre, New Delhi,  15th Feb 2000. IISc, NIO, NPOL, NIOT, IMD and Andhra University, BOBMEX inter-comparison Report, May 2000. M. Ravichandran, M. Harikrishnan, K. Premkumar, Tata Sudhakar  Inter comparison of sea surface meteorological data from two different buoys and with ship observations in the 16th Session of DBCP at Victoria BC Canada in Oct 2000. IISc, IMD, NCOAR, NCMRWF, NIO, NIOT, NPOL, SAC,  Validation of multi-frequency scanning microwave radiometer (MSMR) geophysical parameter data products- OCEANSAT-1, presented at the International Pacific Ocean Remote sensing Conference (PORSEC), at Goa during Dec 4-7, 2000. Sengupta, D.,  and M. Ravichandran (2001): Oscillations of Bay of Bengal sea surface temperature during the 1998 summer monsoon. Geophysical Research Letters, 28, 10, 2033-2036. Bhat G. S., S. Gadgil, P. V. Hareesh 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. Am. Met. Soc., 82, 10, 2217-2243. M. Ravichandran, First results report of MSMR Geophysical parameter (wind speed and sea surface temperature) with moored buoy data in the IRS-P4 MSMR utilization projectat SAC, Ahmedabad. Premkumar K., (2001): New Developments of Buoy Technology in India, Proceedings of the Data Buoy Corporation Panel (DBCP) 5th session meeting, October 2001, Perth, Australia. Harikrishnan M., (2001): Underwater Instruments for Buoy Application in Tropical Water, Proceedings of the National Symposium on Ocean Electronics (SYMPOL-2001), December 2001, Cochin University of Science & Technology, Kochi. Premkumar K., (2001): Real Time Data Communication System for Moored Buoy, Proceedings of the National Conference on Application of radio Techniques for Remote Sensing, November 2001, Jodhpur. Premkumar K., (2002): Ocean Observing System – Global and Indian Scenario, Invited Talk, IIT, Chennai. Premkumar K., (2002): Real time data communication through indian satellites for buoys operating in Indian ocean region and the expansion of indian moored buoy network, DBCP, 2002. Premkumar K., (2002): Moored buoy programme in India –The present and future scenario,Proceedings of the Oceanic and Atmospheric Research-The present and Future, June 2002, Andhra university. Premkumar K., (2002): Ocean Observing System –Insitu platforms in India, Proceedings of International Conference on Sonar-Sensors and Systems (ICONS-2002), December Cochin. Harikrishnan. M, G. Rajesh, K. Jossia Joseph, K. Premkumar, M. Ravindran (2003): Interannual variability of SST observed in the Central Arabian Sea.  Second JCOMM workshop on advances in Marine Climatology held at Brussels during 17-22 November 2003. Premkumar. K,  Tata Sudhakar, M. Harikrishnan,D. Rajasekhar, V. Gowthaman(2003): Advancements in buoy technology and some new observations in Indian Seas. Proceedings of COT 03, International Conference on Coastal and Ocean Technology Premkumar. K,  Tata Sudhakar, D. Rajasekhar, V. Gowthaman (2003): Technologies used for the collection of data from oceans. Workshop on ARMEX-Data Analysis and Initial Scientific Results. Harikrishnan. M, G. Rajesh, K. Jossia Joseph, K. Premkumar, M. Rajavel, S. Ramasundaram (2003): An overview of moored buoys contribution for ARMEX studies. Workshop on ARMEX-Data Analysis and Initial Scientific Results. Rajesh. G, M. Harikrishnan, K. Jossia Joseph, K. Premkuma, G. Senthilkumar, P. Selvakumar (2003): Chrematistics of Arabian Sea during ARMEX-I as observed by moored buoys. Workshop on ARMEX-Data Analysis and Initial Scientific Results Jossia Joseph K, M. Harikrishnan, G. Rajesh, K. Premkumar, M. Saravanan, D. Sivakumar (2003): Moored buoy observations in the south-eastern Arabian Sea for warm pool study. Workshop on ARMEX-Data Analysis and Initial Scientific Results Premkumar. K, G. Latha, G.A. Ramdas, M. Harikrishnan, Tata Sudhakar, V. Rajendran (2004): Integrated ocean observing system to forecast cyclones, storms surges and coastal inundation in northern Bay of Bengal. International symposium on natural hazards (INTROMET-2004), Hyderabad. Rajesh. G, M. Harikrishnan, K. Jossia Joseph, S. Ramasundaram, K. Premkumar (2004): An unusual cyclonic event in the Arabian Sea during May-2001. International symposium on natural hazards (INTROMET-2004), Hyderabad. Harikrishnan. M, G. Rajesh, K. Jossia Joseph, K. Premkumar (2004): Inertial Oscillation in the Arabian Sea forced by the Tropical Cyclone during June 1998. International Workshop on Role of Indian Ocean in Climate Variability over India  (INDOCLIM), IITM, Pune Rajesh. G, M. Harikrishnan, K. Jossia Joseph, K. Premkumar (2004) Very low SST along Mangalore coast (India) west coast of India during South West Monsoon. International Workshop on Role of Indian Ocean in Climate Variability over India  (INDOCLIM), IITM, Pune Jossia Joseph K, M. Harikrishnan, G. Rajesh, K. Premkumar (2004): High Current Speed Observed off Car-Nicobar during South West Monsoon. International Workshop on Role of Indian Ocean in Climate Variability over India  (INDOCLIM), IITM, Pune. Premkumar. K,, Tata Sudhakar, D. Rajasekar, G. Rajesh (2004): Importance of Moored Buoy Observations in Indian Seas . Scientific and Technical Workshop of Data Buoy Cooperation Panel (DBCP-2004), Chennai. Satashia S.N, K. Premkumar, M. Jayamani,  Tata Sudhakar (2004): INSAT satellite based data collection & tracking system for ocean data buoys . Scientific and Technical Workshop of Data Buoy Cooperation Panel (DBCP-2004), Chennai. G. Rajesh, K. Jossia Joseph, M. Harikrishnan, K. Premkumar (2005): Observations on extreme Meteorological and Oceanographic parameters in Indian Seas. Current Science, Vol 88 (8), pp 1279-1282. Jossia Joseph K, M. Harikrishnan, G. Rajesh and K. Premkumar (2005): Moored Buoy Observations In Arabian Sea Warm Pool. Mausam Vol. 56(1), pp161-168. K. Premkumar, S. Kathiroli, D.V. Rao, G. Latha, B.K. Jena, Tata Sudhakar, G. Rajesh,  V. Gowthaman, S. Ramasundaram, and G.A. Ramdass (2005). Tsunami’s Warning System for India. Proceedings of ‘Tsunami: The Indian Context’, S.M. Ramaswamy and C.J. Kumaran (eds), pp 267-276. K. Premkumar (2005). Indian Perspective on Early Warning System for Oceanogenic Disasters. Scientific and Technical Workshop of Data Buoy Cooperation Panel (DBCP-2005), Argentina. Tata Sudhakar, D. Rajasekhar, G. Rajesh, K. Jossia Joseph and K. Premkumar (2005). Intricacy in Sustaining the Moored Buoy Network in Indian Seas. Scientific and Technical Workshop of Data Buoy Cooperation Panel (DBCP-2005), Argentina. K Jossia Joseph, G. Rajesh, M. Saravanan, P. Selvakumar and K. Premkumar (2005). Low period Intra seasonal Variability of SST along the west coast of India during southwest monsoon. Workshop on ‘Oceanographic features of the Indian coastal waters’, October 2005, NPOL Cochin. K. Premkumar, S. Kathiroli, V.Rajendran, Tata Sudhakar, Jena, D.Rajasekhar,  G.Senthil Kumar, G. Rajesh,  M. Rajavel, S. Ramasundaram, and P. Muthuvel (2005). Tsunami Warning System for India Workshop on ‘Tsunami Effects and Mitigation Measures’, December 2005 at IIT Madras, Chennai.