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    Now showing items 4741-4750 of 4773

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    Control of the Maya AUV in the vertical and horizontal planes: Theory and practical results 

    Maurya, P.; Desa, E.; Pascoal, A.; Barros, E.; Navelkar, G.S.; Madhan, R.; Mascarenhas, A.A.M.Q.; Prabhudesai, S.P.; Afzulpurkar, S.; Gouveia, Ashwin; Naroji, S.; Sebastiao, l. (Institute for Systems and Robotics, 2007)
    The paper describes the design and testing of the depth and heading autopilots for a small Autonomous Underwater Vehicle (AUV) named Maya. Control system design is done using the LQ (Linear-Quadratic) optimization technique ...
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    Miniature sonar for obstacle detection on samll AUV Maya 

    Afzulpurkar, S.; Desa, E.; Navelkar, G.S.; Mascarenhas, A.A.M.Q.; Maurya, P.; Martins, H.; Madhan, R.; Prabhudesai, S.P.; Pinto, R.; Marchon, N. (Allied, 2007)
    Autonomous platforms are increasingly able to collect in-situ data with least disturbance to the parameters under measurements. To attain high level of autonomy they need to posses capabilities to detect and avoid obstacles ...
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    Design and development of pressure sensor based on Fiber Bragg Grating (FBG) for ocean applications 

    Vaddadi, V.S.C.S.; Parne, S.R.; Afzulpurkar, S.; Prabhudesai, S.P.; Vijeesh, V.P. (EDP Sciences, 2020)
    Reactively evaporated TiO2 thin films were deposited on the glass substrate by electron beam heating technique. In the first stage evaporation rates are varied keeping substrate temperature fixed at 200 C and oxygen flow ...
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    Mechanisms of barrier layer formation and erosion from in situ observations in the Bay of Bengal 

    George, J.V.; Vinayachandran, P.N.; Vijith, V.; Thushara, V.; Nayak, A.A.; Pargaonkar, S.M.; Amol, P.; Vijaykumar, K.; Matthews, A.J. (2019)
    During the Bay of Bengal (BoB) Boundary Layer Experiment (BoBBLE) in the southern BoB, time series of microstructure measurements were obtained at 88N, 898E from 4 to 14 July 2016. These observations captured events of ...
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    Assessment of heavy metals in the sediments of anthropogenically disturbed patalganga estuary, india 

    Thorat, B.R.; Udayakrishnan, P.B.; Gaud, A.; Ram, A. (EM International, Pune, 2020)
    The present study aims to evaluate the effect of industrialization on the heavy metal accumulation in sediments of the Patalganga Estuary. The contamination level of the Patalganga estuary is evaluated based on the enrichment ...
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    Experience with Downward-looking Aerial Microwave Radar Based Sea-level Gauges deployed along Indian Coasts and Islands 

    Mehra, P.; Desai, R.G.P.; Joseph, A.; Vijaykumar, K.; Agarvadekar, Y.; Luis, R.; Soumya, M.; Harmalkar, B.; Ghatge, D. (Intergovernmental Oceanographic Commission of UNESCO, Paris, 2016)
    Subsequent to the disastrous December 2004 Indian Ocean tsunami event, near real-time reporting integrated coastal observation network (ICON) providing sea-level, sea-state and surface meteorological information has been ...
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    Installation and operation manual on sea level gauge (Model: NIO_Ghana_2004) 

    Joseph, A.; Pereira, A.; Vijaykumar, K.; Prabhudesai, S.P.; Methar, A.; Dias, M. (National Institute of Oceanography, India, 2004)
    NIO sea level gauge is a pressure-based gauge that operates on 12 volts battery. The pressure-sensing element used in this gauge is a piezo-resistive programmable semiconductor transducer that provides pressure samples in ...
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    The detection of annual hypoxia in a low latitude freshwater reservoir in Kerala, India, using the small AUV Maya 

    Desa, E.S.; Madhan, R.; Maurya, P.; Navelkar, G.S.; Mascarenhas, A.A.M.Q.; Prabhudesai, S.P.; Afzulpurkar, S.; Desa, E.; Pascoal, A.M.; Nambiar, M. (Marine Technology Society, 2009)
    The Idukki Reservoir at an altitude of 748 m covering an area of 53 km sup(2) is surrounded by tropical forests in the Western Ghats in the southwestern Indian state of Kerala. We used the small autonomous underwater vehicle ...
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    Observed thermohaline structure and cooling of Kochi backwaters and adjoining southeastern Arabian Sea 

    Joseph, A.; Mehra, P.; Desai, R.G.P.; Sivadas, T.K.; Balachandran, K.K.; Vijaykumar, K.; Revichandran, C.; Agarvadekar, Y.; Francis, R.; Martin, G.D. (Current Science Association, 2009)
    Thermohaline structure of Kochi backwaters under fair and rough weather conditions has been examined along with thermal structure of two open-ocean islands in the adjoining southeastern Arabian Sea (Kavaratti and Andrott ...
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    The 26 December 2004 Sumatra tsunami recorded on the coast of West Africa 

    Joseph, A.; Odametey, J.T.; Nkebi, E.K.; Pereira, A.; Desai, R.G.P.; Mehra, P.; Rabinovich, A.B.; Vijaykumar, K.; Prabhudesai, S.P.; Woodworth, P. (National Inquiry Services Centre, 2006)
    Analysis of sea-level data obtained from the Atlantic Global Sea Level Observing System (GLOSS) sea-level station at Takoradi, Ghana, West Africa, clearly reveals a tsunami signal associated with the M sub(w) = 9.3 Sumatra ...
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    AuthorAnil, A.C. (159)Naqvi, S.W.A. (147)SanilKumar, V. (134)Sarma, V.V.S.S. (131)Ingole, B.S. (121)Gaur, A.S. (117)Vethamony, P. (117)Tripati, S. (111)LokaBharathi, P.A. (100)Ramaiah, N. (95)... View MoreSubjectsediments (136)Indian Ocean (122)GEOLOGY AND GEOPHYSICS (111)seasonal variations (104)OCEANOGRAPHY AND LIMNOLOGY (100)monsoons (92)phytoplankton (78)Bay of Bengal (68)CHEMISTRY AND BIOGEOCHEMISTRY (68)Arabian Sea (67)... View MoreDate Issued2020 - 2021 (479)2010 - 2019 (2357)2000 - 2009 (1937)Has File(s)Yes (4284)No (489)

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