Department of Civil Engineering - Faculty of Engineering, KDU

Dr. DDTK Kulathunga

Senior Lecturer Gr I
  • Qualifications
  • Qualifications

    • Phd, National University of Singapore, Singapore (2012)
    • BSc.Eng (Hons) in Civil Engineering, University of Moratuwa, Sri Lanka (2004)
  • Teaching Areas
  • Teaching Areas

    • Mechanics of Materials
    • Structural analysis
    • Structural design
  • Research Interests
  • Research Interests

    • Application of continuum mechanics theories to analyze nano-scale structures
    • Structural retrofitting, Advancement in concrete technology, Composites
  • Publications
  • Publications

    Peer reviewed/ refereed journal  publications

    • P T D Perera and D D T K Kulathunga, Use of Rubberized Concrete to Reduce High Velocity Impact on Walls in Training Bases, KDU Journal of Multidisciplinary Studies (KJMS), Volume 4 Issue I 2022
       
    • KULATHUNGA, D. D. T. K. & ANG, K. K. (2013) Modeling and simulation of buckling of embedded carbon nanotubes. Computational Materials Science, 81, 233-238
    • KULATHUNGA, D. D. T. K., ANG, K. K. & REDDY, J. N. (2010) Molecular dynamics analysis on buckling of defective carbon nanotubes. Journal of Physics Condensed Matter, 22, 345301 (7pp)
    • KULATHUNGA, D. D. T. K., ANG, K. K. & REDDY, J. N. (2009) Accurate modeling of buckling of single-and double-walled carbon nanotubes based on shell theories. Journal of Physics Condensed Matter, 21, 435301(8pp)

    Conference publications

    • S Suriarachchi, D D T K Kulathunga and MLC Surangi, Assessing the effect of curing exposure on properties of bentonite concrete, 9th International Symposium on Advances in Civil and Environmental Engineering Practices for Sustainable Development ACEPS 2023
    • A Gunasekara, D D T K Kulathunga, Effects of vein graphite-based graphene oxide on mechanical performance of concrete, 9th International Symposium on Advances in Civil and Environmental Engineering Practices for Sustainable Development ACEPS 2023
    • V S Hewawasam, D D T K Kulathunga, Enhancing Strength of Concrete using Minimized Porosity, Moratuwa Engineering Research Conference (MERCon2021), University of Moratuwa, Sri Lanka
    • Venuka Kuruwitarachchi, Muditha Pallewatta and Thanuja Kulathunga, Variatio of Concrete Properties with respect to the Variation of Fineness Modulus of River Sand, IESL Annual Conference 2020, Sri Lanka
    • V L Kuruwitarachchi and D D T K Kulathunga, Potential of Rubberized Concrete as a Construction Material: A Review, 8th International Symposium on Advances in Civil and Environmental Engineering Practices for Sustainable Development (ACEPS 2021), University of Ruhuna, Sri Lanka
    • V L Kuruwitarachchi , P A Senevirathne and D D T K Kulathunga, Energy Absorption Capacity and Impact Energy of Rubberized Concrete, Proceedings of 13th International Research Conference (IRC 2020), General Sir John Kotelawala Defence University, Sri Lanka (Won the award for the best research paper of the Engineering Session)
    • K C S Gunarathne, B Kiriparana, D D T K Kulathunga, Prediction of Axial Load Carrying Capacity of RC Columns Retrofitted with Steel Jacketing, Annual Sessions 2020, Society of Structural Engineers, Sri Lanka
    • P S Shanaka, D D T K Kulathunga, Use of Welded Splices and Reinforcement Couplers as an Alternative for Lap Splicing, International Research Conference (IRC) 2019, Kotelawala Defence University (Won the award for the best research paper)
    • G A Thusitha, D D T K Kulathunga (2019), Use of Carbon Fiber Reinforced Polymer (CFRP) for Retrofitting of Steel Bridges in Sri Lanka, 10th International Conference on Structural Engineering and Construction Management 2019, Kandy
    • H T T Rathnapala, D D T K Kulathunga (2019), Feasibility of Using Cold Formed Steel for Temporary Buildings in Sri Lanka, IESL Transactions 2019, part B
    • M J K Chamara, D D T K Kulathunga (2019), Effect of the Type of Metal on the Bond between Metal and Carbon Fiber Reinforced Polymer, 6th Annual Research Symposium (ARS) 2019, University of Ruhuna
    • DS Arachchige, DDTK Kulathunga, “Numerical simulation of debonding of CFRP strengthened steel beams”, International Research Conference 2017, KDU
    • KDP Damsara, DDTK Kulathunga, “Analysis of effectiveness of rebar couplers in splicing of reinforcement bars”, 6th International Symposium on Advances in Civil and Environmental Engineering (ACEPS 2018), University of Ruhuna
    • ANG, K. K, KULATHUNGA, D. D. T. K., & REDDY, J. N. Buckling of defective carbon nanotubes, Proceedings of the 13th International Conference on Computing in Civil and Building Engineering and the 17th EG-ICE Workshop on Intelligent Computing in Engineering, 30 June-2 July 2010, Nottingham, UK, pg 501-502
    • KULATHUNGA, D. D. T. K., ANG, K. K. & REDDY, J. N. Axial buckling analysis of carbon nanotubes using higher-order shell theory, Proceedings of the 21st KKCNN Symposium in Civil Engineering 27-29 October 2008, Singapore, pg 258-261
    • ANG, K. K, KULATHUNGA, D. D. T. K., & REDDY, J. N. Effect of shear deformation on buckling of axially compressed carbon nanotubes, Proceedings of the International Conference on Multiscale Modelling and Simulations, January 2008, India
  • Awards
  • Awards

    • NUS research scholarship – awarded by National University of Singapore in 2007 for doctoral degree
    • Award for the Best Research Paper in Engineering - International Research Conference of General Sir John Kotelawala Defence University, 2020
    • Award for the Best Research Paper in Engineering - International Research Conference of General Sir John Kotelawala Defence University, 2019
  • Memberships
  • Memberships

    • Associate member of Institute of Engineers, Sri Lanka (IESL)
    • Associate member of Society of Structural Engineers, Sri Lanka

     

  • Experience
  • Experience

    January 2016 to present Senior Lecturer, Department of Civil Engineering, General Sir John Kotelawala Defence University
    May 2021 to May 2023 Head of Department, Department of Civil Engineering, General Sir John Kotelawala Defence University
    January 2014 to April 2015Structural Engineer, Gulf Contracting Company, Doha, Qatar
    January 2004 to December 2006Civil Engineer, State Engineering Corporation, Colombo