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Ms. D N A Arachchi


LECTURER
dna_arachchi

Educational Qualifications
  • B.Sc. (Hons) in Chemistry (Ruhuna, SL)

Other Research Profiles


https://orcid.org/0009-0000-1389-9412

Office Address
     Department of Limnology and Water Technology
     Faculty of Fisheries and Marine Sciences & Technology
     University of Ruhuna
     Wellamadama
     Matara (81000)
     Sri Lanka
E-mail Address
     dilinidna92@gmail.com
     dilinidna@fish.ruh.ac.lk
Phone
      +94(0) 41 22 27 026
           Ext 5108
     
    Administrative Positions

  • Faculty Representative of the Knowledge and Technology Transfer Office/ Member of the the Knowledge Technology Transfer Office Advisory Board of Management/Member of the Knowledge Technology Transfer Office Management Committee - University of Ruhuna
  • Member of the Editorial Board/ Faculty Representative of the Newsletter of the University of Ruhuna
    Teaching Courses

  • Principles in Chemistry
  • Analytical Chemistry 1
  • Analytical Chemistry 2
  • Inorganic Chemistry
  • Radiochemistry
    Research Interest

  • Material Chemistry
  • Nanomaterials in environmental Remediation
    Publications
  • Publications In indexed journal

    1.      Arachchi, D.N.A,; de Silva, R.M,; de Silva, K.M.N. Green tea-infused chitosan/pectin bionanocomposites with TiO2 for sustainable active food packaging, Pure and Applied ChemistryThe Scientific Journal of IUPAC,2025, Volume 97, https://doi.org/10.1515/pac-2024-0339

  • Conference Proceedings

  • 1.  Arachchi D.N.A, Hewage J.S,; “TLC Fingerprint profile analysis of leaf extracts of six antidiabetic medicinal plants widely used in Sri Lanka” 5 th Ruhuna International Science and Technology Conference, 2018

  • 2. V. P. Bulugahapitiya, A. P. H. I. Abeysuriya, D. N. A. Arachchi, and L. P. Jayatissa (2018), Antioxidant properties, contents of vitamin C, total phenolic, total flavonoid and dietary iron of selected Sri Lankan fruit species , Asian Symposium of Medicinal Plants, Spices and other Natural Products XVI, 12-14 December, BMICH, Colombo, Sri Lanka

  •     ,3. D.N.A,; de Silva, R.M,; de Silva, K.M.N. Fabrication and investigation of physiochemical properties of Biopolymer based TiO2 nanocomposites for food packaging applications. Annual Research Symposium, University of Colombo, Sri Lanka. 2023, 203. 

          4.Arachchi, D.N.A,; de Silva, R.M,; de Silva,K.M.N. Physicochemical and Antioxidant Properties of Chitosan/Pectin Blended Bio Nanocomposite Films with Green Tea Extract and TiO2. Second International Conference on Frontiers in Chemical Technology (FCT-2), Institute of Chemistry Ceylon. 2024,

          Arachchi, D.N.A,; de Silva, R.M,; de Silva, K.M.N. Fabrication and comparative investigation of antioxidant properties of Chitosan/Pectin/ green tea /TiO2, Chitosan/Gelatin/ green tea/TiO2 blended bio nanocomposites for active food packaging applications. 17th International Research Conference (KDUIRC).2024, 

          Arachchi, D.N.A,; de Silva, R.M,; de Silva, K.M.N. Fabrication of a Chitosan/Alginate/TiO2 Based Carrier System for the Encapsulation of Gibberellic Acid and Investigating their Release Profiles. Annual Research Symposium, University of Colombo, Sri Lanka. 2024 

         Arachchi, D.N.A,; de Silva, R.M,; de Silva, K.M.N. Release profiles of Gibberellic acid: Using different polymer blend carriers with nano TiO2. International Conference on Sustainable Built Environment 2024, The Kandy Conference 2024, 

           Arachchi, D.N.A,; de Silva, R.M,; de Silva, K.M.N. Effect of TiO2 nanoparticles and green tea extract on the physicochemical and antioxidant properties of Chitosan/Gelatin blended food packaging films. Graduate Students Symposium in Asia-Pacific Region on Agricultural & Food Chemistry, ACS, Fall 2025

    Awards

  • .1.     Best Oral Presentation Award - Annual Research Symposium, University of Colombo, Sri Lanka. 2024

    Grants

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    National Services

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