Sathsara Dias

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SATHSARA DIAS

Graduate Research Assistant | CLARKSON UNIVERSITY

Research & Publications

Predicting the onset of shock-induced buffet using Dynamic Mode Decomposition

Predicting the onset of shock-induced buffet using Dynamic Mode Decomposition

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Conference proceeding Predicting the onset of shock-induced buffet using Dynamic Mode Decomposition January 2019-Present Sathsara Dias, Brian Helenbrook, Pat Piperni, Marko Budišić APS – Presented in 73rd Annual Meeting of the APS Division of Fluid Dynamics, Session K06:6: Nonlinear Dynamics: General, 23rd November,2020 During transonic flight aircraft can experience a shock-induced buffet, an oscillation felt …

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Dynamic Mode Decomposition Uncovers Hidden Oceanographic Features Around the Strait of Gibraltar

Dynamic Mode Decomposition Uncovers Hidden Oceanographic Features Around the Strait of Gibraltar

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Conference proceeding Dynamic Mode Decomposition Uncovers Hidden Oceanographic Features Around the Strait of Gibraltar November 2018-Present Sudam Surasinghe, Sathsara Dias, Kanaththa Priyankara, Erik Bollt, Marko Budišić at Clarkson University, Larry Pratt at Woods Hole Oceanographic Institution, Jose Sanchez- GARRIDO at University of Malaga APS – Presented in 73rd Annual Meeting of the APS Division of …

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Dynamical mode analysis of tidal flows through the Strait of Gibraltar

Dynamical mode analysis of tidal flows through the Strait of Gibraltar

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Conference proceeding Dynamical mode analysis of tidal flows through the Strait of Gibraltar Sathsara Dias, Sudam Surasinghe, Kanaththa Priyankara, Marko Budišić and Erik Bollt Dynamics Days 2020 An international conference on chaos and nonlinear dynamics, Hilton, Hartford CT, USA, January 2020 Recent advances in dynamical systems made it possible to analyze complex systems in data-driven, …

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Analyzing the Transition to Buffeting of a 2D Airfoil using the Dynamic Mode Decomposition

Analyzing the Transition to Buffeting of a 2D Airfoil using the Dynamic Mode Decomposition

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Conference proceeding Analyzing the Transition to Buffeting of a 2D Airfoil using the Dynamic Mode Decomposition Sathsara Dias, Brian Helenbrook, Pat Piperni, Marko Budišić Dynamics Days 2020 An international conference on chaos and nonlinear dynamics, Hilton, Hartford CT, USA, January 2020 MCCNNY – 4th Mathematics Conference and Competition of Northern New York (MCCNNY), Clarkson University, …

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Dynamic Mode Decomposition of a Fluid Flow

Dynamic Mode Decomposition of a Fluid Flow

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Conference proceeding Dynamic Mode Decomposition of a Fluid Flow RAPS –3rd Annual Summer Research and Project Showcase (RAPS), Clarkson University, April 2019 By Sathsara Dias, Brian Helenbrook, Pat Piperni, Marko Budišić Dynamic Mode Decomposition (DMD) was first introduced in the fluid mechanics community for analyzing behavior of nonlinear systems. DMD algorithm processes empirical data generated …

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High pressure experimental techniques on hydrogen

High pressure experimental techniques on hydrogen

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Workshop High pressure experimental techniques on hydrogen Summer 2016 Department of Physics, Lyman Laboratory of Physics, Harvard University, Cambridge, USA By Sathsara Dias, Dr Ranga Dias I have learned to performed diamond anvil apparatus to generate very high pressure at helium temperatures using open cycle cryostat. We have used hydrogen as our sample. I have …

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Rainfall forecasting using artificial neural networks

Rainfall forecasting using artificial neural networks

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M.Sc. Thesis Rainfall forecasting using artificial neural networks 2012-2013Department of Mathematics, University of Peradeniya, Peradeniya, Sri Lanka.By Sathsara Dias, Dr. P. Ekanayake Employing feed-forward back-propagation architecture based Artificial Neural Networks, a modern approach has been attempted for forecasting the rainfall. This research has been based for making successful predictions from the available data, not on …

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Lightning in Sri Lanka

Lightning Casualties/Hazards in Sri Lanka

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B.Sc. Thesis Lightning Casualties/Hazards in Sri Lanka 2010-2011 Department of Physics, University of Colombo, Colombo 3, Sri Lanka. By Sathsara Dias, Prof. Chandana Jayaratne Lightning is a discharge of electricity accompanied by thunder. However, lightning occurs worldwide; it is difficult to carry out an overall study of lightning everywhere, but some countries where lightning hazards …

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