Now showing items 1-13 of 13

    • A new design concept for nodule mining system 

      Janakiraman, G.; Venkatesan, R.; Rajaraman, V.S. (Publ. and Inf. Dir., New Delhi, India, 1994)
      An overview is presented on the hazards associated with various types of equipment to be used for the commercial mining of nodules from the seabed. The design of a suitable mining collector and the various options available ...
    • A sustained ocean observing system in the indian ocean for climate related scientific knowledge and societal needs 

      Hermes, J.C.; Masumoto, Y.; Beal, L.M.; Roxy, M.K.; Vialard, J.; Andres, M.; Annamalai, H.; Behera, S.; DeAdamo, N.; Doi, T.; Feng, M.; Han, W.; Hardman-Mountford, N.; Hendon, H.; Hood, R.; Kido, S.; Lee, C.; Lee, T.; Lengaigne, M.; Li, J.; Lumpkin, R.; Navaneeth, K.N.; Milligan, B.; McPhaden, M.J.; Ravichandran, M.; Shinoda, T.; Singh, A.; Sloyan, B.; Strutton, P.G.; Subramanian, A.C.; Thurston, S.; Tozuka, T.; Ummenhofer, C.C.; Unnikrishnan, A.S.; Venkatesan, R.; Wang, D.; Wiggert, J.; Yu, L.; Yu, W. (2019)
      The Indian Ocean is warming faster than any of the global oceans and its climate is uniquely driven by the presence of a landmass at low latitudes, which causes monsoonal winds and reversing currents. The food, water, and ...
    • Buoyancy package for self-contained acoustic doppler current profiler mooring 

      Venkatesan, R.; Krishnakumar, V. (NIO, Goa, 1991)
      A buoyancy package for self-contained Acoustic Doppler Current Profiler(SC-ADCP 1200 RD instruments USA) was designed and fabricated indigenously, for subsurface mooring in coastal waters. The system design is discussed. ...
    • Design of a marine sediment trap and accessories 

      Janakiraman, G.; Fernando, V.; Venkatesan, R.; Rajaraman, V.S. (IIT Bombay, 1986)
      The marine sediment trap and the mooring accessories were developed indigenously and were used successfully for the collection of settling sediments in the Arabian Sea The experience gained in using sediment trap and further ...
    • Differential bleaching of corals based on El Nino type and intensity in the Andaman Sea, southeast Bay of Bengal 

      Lix, J.K.; Venkatesan, R.; Grinson, G.; Rao, R.R.; Jineesh, V.K.; Arul, M.M.; Vengatesan, G.; Ramasundaram, S.; Sundar, R.; Atmanand, M.A. (Springer, 2016)
      The Andaman coral reef region experienced mass bleaching events during 1998 and 2010. The purpose of this study is to investigate the role of the El Nino in the coral reef bleaching events of the Andaman region. Both Nino ...
    • Evaluation of radiative fluxes over the north Indian Ocean 

      RameshKumar, M.R.; Pinker, R.T.; Mathew, S.; Venkatesan, R.; Chen, W. (Springer, 2018)
      Radiative fluxes are a key component of the surface heat budget of the oceans. Yet, observations over oceanic region are sparse due to the complexity of radiation measurements; moreover, certain oceanic regions are ...
    • High-resolution Operational Ocean Forecast and reanalysis System for the Indian Ocean 

      Francis, P.A.; Jithin, A.K.; Effy, J.B.; Chatterjee, Abhisek; Chakraborty, Kunal; Paul, A.; Balaji, B.; Shenoi, S.S.C.; Biswamoy, P.; Mukherjee, Arnab; Singh, Prerna; Deepsankar, B.; Reddy, S.S.; Vinayachandran, P.N.; GirishKumar, M.S.; Bhaskar, T.V.S.U.; Ravichandran, M.; Unnikrishnan, A.S.; Shankar, D.; Amol, P.; Aparna, S.G.; Harikumar, R.; Kaviyazhaku, K.; Suprit, K.; Shesu, R.V.; KiranKumar, N.; Rao, N.S.; Annapurnaiah, K.; Venkatesan, R.; Rao, A.S.; Rajagopal, E.N.; Prasad, V.S.; Gupta, M.D.; Nair, T.M.B.; Rao, E.P.R.; Satyanarayana, B.V. (American Meteorological Society, 2020)
      A good understanding of the general circulation features of the oceans, particularly of the coastal waters, and ability to predict the key oceanographic parameters with good accuracy and sufficient lead time are necessary ...
    • How accurate are satellite estimates of precipitation over the north Indian Ocean? 

      Prakash, S.; RameshKumar, M.R.; Mathew, S.; Venkatesan, R. (Springer Vienna, 2018)
      Following the launch of the Global Precipitation Measurement (GPM) Core Observatory in early 2014, motivated from the successful Tropical Rainfall Measurement Mission (TRMM) satellite, an advanced and sophisticated global ...
    • Impressed current cathodic protection of deep water structures 

      Venkatesan, R. (1994)
      Of all the various anti-corrosion systems usEd. by offshore structures and ship-building industry to reduce the ravages of sea-water corrosion, cathodic protection is one of the most important. Impressed current cathodic ...
    • Methods in mooring deep sea sediment traps 

      Venkatesan, R.; Fernando, V.; Rajaraman, V.S.; Janakiraman, G. (NIO, Goa, 1991)
      The experience gained during the process of deployment and retrieval of nearly 39 sets of deep sea sediment trap moorings on various ships like FS Sonne, ORV Sagarkanya and DSV Nand Rachit are outlined. The various problems ...
    • Modified spade corer for seabed studies 

      Rajaraman, V.S.; Venkatesan, R. (NISCAIR, CSIR, 1990)
    • Observed year-to-year sea surface salinity variability in the Bay of Bengal during the 2009–2014 period 

      Chaitanya, A.V.S.; Durand, F.; Mathew, S.; Gopalakrishna, V.V.; Papa, F.; Lengaigne, M.; Vialard, J.; KranthiKumar, C.; Venkatesan, R. (Springer, 2015)
      The present study describes the observed sea surface salinity (SSS) interannual variability in the Bay of Bengal over the 2009–2014 period. It is based on an original compilation of all available in situ SSS observations ...
    • Upper layer thermohaline structure of the Bay of Bengal during the 2013 northeast monsoon 

      Shroyer, E.L.; Gordon, A.L.; Jaeger, G.S.; Freilich, M.; Waterhouse, A.F.; Farrar, J.T.; Sarma, V.V.S.S.; Venkatesan, R.; Weller, R.A.; Moum, J.N.; Mahadevan, A. (Elsevier Ltd, 2020)
      The Bay of Bengal is forced by the South Asian monsoon and associated seasonally reversing winds and freshwater fluxes. Here, we summarize a high-resolution, basin-wide survey of the Bay of Bengal conducted during the 2013 ...