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20th Academic Sessions - 2023: Recent submissions

  • Comparative Analysis of Urinary Fluoride Excretion and Kidney Health among Children in Rural Sri Lanka. A Cross-Sectional Study 
    Sandamini, P.M.M.A.; De Silva, P.M.C.S.; Chandana, E.P.S.; Jayasinghe, S.S.; Herath, C.; Wijewickrama, E.S. (University of Ruhuna, Matara, Sri Lanka, 2023-06-07)
    Exposure to fluoride at elevated levels is known to contribute to kidney damage and is also proposed as a risk factor for chronic kidney disease of unknown aetiology (CKDu). Urinary fluoride excretion is considered a ...
  • Does Environmental Heat Exposure during Outdoor Sports Practices Affect Kidney Health of School Students? 
    Gunasekara, T.D.K.S.C.; De Silva, P.M.C.S.; Chandana, E.P.S.; Jayasinghe, S.S.; Herath, C.; Siribaddana, S.; Jayasundara, N. (University of Ruhuna, Matara, Sri Lanka, 2023-06-07)
    Strenuous physical activities under high solar heat exposure can result in adverse renal health outcomes in the absence of proper safety precautions. School students in the dry climatic zone in Sri Lanka are more likely ...
  • A Conformationally Constrained Peptide Binder against Human Cytotoxic T-lymphocyte Antigen-4 (CTLA-4) 
    Mudiyanselage, T.M.R.R.; Daisuke, F.; Sugiura, K.; Fujii, I. (University of Ruhuna, Matara, Sri Lanka, 2023-06-07)
    Immune checkpoint blockade enhances T cell activation against cancer cells. The HLH peptide is a molecular scaffold that can be used to generate molecular-targeting therapeutics. Hence, a conformationally constrained peptide ...
  • Power Extraction of a Solar PV Module using Photocurrent Based RBF Neural Network 
    Kumara, K.J.C.; Ranaweera, K.M.I.U.; Dilhani, M.H.M.R.S. (University of Ruhuna, Matara, Sri Lanka, 2023-06-07)
    Modelling of I-V characteristics of solar PV is vital to predict and track the maximum power. The total current output from a panel consists of a photocurrent dependent on the solar irradiation and the temperature, the ...
  • A Brief Comparison of the Different Bioprinting Techniques 
    Priyanka, J.G. V.; Baduge, S.; Galappaththi, U.I.K.; Samarakoon, S. (University of Ruhuna, Matara, Sri Lanka, 2023-06-07)
    There are many seriously ill individuals on long waiting lists due to the lack of available organs for transplant. The period of time needed for human trials in drug development significantly extends the time before the ...
  • Acid Resistance and Sulphur Resistance of Rubberized Concrete- A Review 
    Maduranga, D.H.A.; Appuhamy, J.M.R.S.; Bandara, W.M.K.R.T.W.; Bandula Heva, T.M. (University of Ruhuna, Matara, Sri Lanka, 2023-06-07)
    The disposal of used tires is a serious environmental hazard on a global scale, producing problems such as breeding grounds for mosquitoes, sparking uncontrolled fires, and polluting soil and plants. Therefore, it is an ...
  • Concentrated Solar Power Water Heater with Evacuated Tube Receiver for Domestic Applications 
    Hettiarachchi, N.K.; Bandara, D.D.S.J.; Gunasekara, A.C.P.D.; Weerasekara, G.M.S.; Witharana, S. (University of Ruhuna, Matara, Sri Lanka, 2023-06-07)
    Sun is intermittent and therefore any solar energy harvesting technology needs a storage mechanism to improve the supply reliability. Solar hot water systems have been using water storage tanks for this purpose. The latest ...
  • Screening In vitro Antimicrobial Activity and Green Synthesis of Silver Nanoparticles from the Selected Crude Extractions of the Sri Lankan Medicinal Plant ‘Vernonia zeylanica’ 
    Somarathna, K.T.A.G.; Kanagarajah, T.; Ranaweera, M.N.; Henagamage, A.P.; Karunarathna, K.H.T.; Wadduwage, W.K.S.; Thewarapperuma, S.H.; Maheepala, M.M.D.P.; Gunarathna, K.G.A.A.T.S.; Rathnayaka, R.M.H.L.; Gunasekara, N.A.U.K.; Kavindya, K.S.; Sewwandi, R.M.T.; Sewwandi, W.S.W. (University of Ruhuna, Matara, Sri Lanka, 2023-06-07)
    Traditional herbalists and communities have employed the genus Vernonia extensively to treat a variety of infections. Vernonia zeylanica is an endemic plant in Sri Lanka with remarkable bioactivities. The present study ...
  • Designing and Testing of an Optical Tube Assembly for Commercial-Grade Reflector Telescopes 
    Withanage, N.S.D.; Samararathna, K.G.; Amaradasa, H.D.S.; Prasadh, K.V.S.; Mahanama, G.D.K. (University of Ruhuna, Matara, Sri Lanka, 2023-06-07)
    Reflector telescope is the most popular telescopic design among the astronomy community due to its simple structure, accuracy, and affordability. Although the quality is excellent, the optics of a reflector telescope must ...
  • Athlete Workload Evaluation Platform Using Wearable Sensor Network 
    Illangakone, I.A.P.J.; Kalupahana, T.D.; Madhushan, G.G.N.; Gunawardena, S.H.; Prins, N.W. (University of Ruhuna, Matara, Sri Lanka, 2023-06-07)
    To achieve success in their sport, athletes must maintain a high level of physical fitness and avoid injuries during competition. This requires a balanced and effective training program. If the training is not managed ...
  • The Behaviour of Recycled PET Fibres in Cementitious Concrete: A Review 
    Suraweera, S.M.D.V.; De Silva, S.; Ellawala, C.; Gunasekara, C. (University of Ruhuna, Matara, Sri Lanka, 2023-06-07)
    Polyethylene Terephthalate (PET) is a commonly used polymer in packaging, food, and beverage containers, and also in the textile industry. Due to the environmental benefits and higher product quality, recycled PET (rPET) ...
  • Developing a Methodology for the Utilization of Thread Wastes for Carpet Manufacturing 
    Priyantha, I.H.K.N.; Liyanage, D.N.; Deemantha, M.B.A.; Erandaka, N.V.P.M. (University of Ruhuna, Matara, Sri Lanka, 2023-06-07)
    The growth of the world population has significantly increased in the past few decades as a result of industrialization, urbanization, some socio-economic factors, etc. Therefore, the consumption of resources has tremendously ...
  • Review of Load Sharing Mechanism of Piled Raft Foundation 
    Prasad, D.A.P.; Priyankara, N.H. (University of Ruhuna, Matara, Sri Lanka, 2023-06-07)
    Due to structural requirements or failure of the already constructed pile foundations to carry the intended superstructure loads, it is necessary to use piled-raft foundations. In addition to the above, even if the raft ...
  • Effect of Oscillating the Camera in a VSLAM-guided Robot Travelling on a Circular Path 
    Sanjaya, H.M.S. (University of Ruhuna, Matara, Sri Lanka, 2023-06-07)
    This study is executed to find the feasibility of the oscillation of the camera of a small Visual Simultaneous Localization and Mapping (VSLAM) guided robot on a curved path. The attached camera can be oscillated rotationally ...
  • Return to Zero Patchwork Method in the Audio Watermarking System 
    Nagahawaththa, T.H.; Senevirathne, C.K.W.; Wagarachchi, N.M.; Withanawasam, R. (University of Ruhuna, Matara, Sri Lanka, 2023-06-07)
    The technique of adding information to a host audio signal in a way that makes it difficult for unauthorized people to extract is known as audio watermarking. With the increment of information that is transferred over the ...
  • Experimental Setup of Computer Assisted Stroke Rehabilitation 
    Mazar, S.M.M.; Wijerathne, M.B.; Hasarangi, L.B.S.; Maduwanthi, R.A.E.; Pathirana, K.D.; Prins, N.W. (University of Ruhuna, Matara, Sri Lanka, 2023-06-07)
    Stroke is the second leading cause of death in Sri Lanka. Physiotherapy is a major component in the rehabilitation of stroke victims. Functional Electrical Stimulation (FES) is often used as a component of this therapy. ...
  • Implementation of Remote Access Capability for an Upper Limb Exoskeleton Rehabilitation Robot 
    Gunawardena, S.; Chularathna, W.A.R.S.; Dissanayake, S.D.L.K.; Ariyadasa, J.G.M. (University of Ruhuna, Matara, Sri Lanka, 2023-06-07)
    Physical Rehabilitation involves restoring or improving motor functions through targeted exercises. It is mostly carried out in person by well-trained therapists. However, in the recent past, robot devices have been ...
  • Experimental Investigation to Evaluate the Mechanical Behaviour of Concrete Containing Waste Tire Steel Fibres 
    Sanjaya, B.G.V.; Appuhamy, J.M.R.S.; Bandara, W.M.K.R.T.W.; Venkatesan, S.; Gravina, R.J. (University of Ruhuna, Matara, Sri Lanka, 2023-06-07)
    Although numerous research studies are available to identify the effect of adding waste tire rubber in concrete, the studies related to Waste Tire Steel Fibre (WTSF) are limited. Moreover, waste tire rubber aggregate is ...
  • Modelling and Three-Dimensional Flight Dynamics Simulation of the ‘V’ Shape Boomerang 
    Ratheesan, R.; Annasiwatta, B.; Kumara, K.J.C.; Sumith, B. (University of Ruhuna, Matara, Sri Lanka, 2023-06-07)
    A boomerang generally refers to a simple aerodynamically designed object that makes quasi-circular flight and roughly returns to its starting point when thrown correctly. Aerodynamic characteristics and motion of boomerangs ...
  • Review of Soil-Bentonite (SB) Cutoff Walls to Control Seepage Through Earth Dams 
    Liyanage, A.I.; Priyankara, N.H. (University of Ruhuna, Matara, Sri Lanka, 2023-06-07)
    According to the records of the Irrigation department, there is a considerable amount of water loss from the reservoirs due to seepage through the earth dams. Even though numerous methods have been adopted to control ...

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