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  • Adsorption of Cadmium ion from aqueous solutions by stem and leaf of Parthenium hysterophorus 
    Yogenthiran, E.; Abiman, P. (University of Jaffna, 2021)
    Cadmium is a toxic heavy metal causing risks for living organisms even at low levels of its presence. Poor treatment of Cd2+ from contaminated sources leads to high risks for human health causing health disorders like ...
  • Commiphora mukul derived natural resin-based biopolymer electrolytes for rechargeable sodium-ion batteries 
    Tennakoon, C.N.B; Jayamaha, J.H.T.B; Jathushan, V; Keppetiyawa, K.G.H.S; Vignarooban, K.; Sashikesh, G; Velauthamurty, K. (University of Jaffna, 2021)
    Even though sodium-ion batteries (SIBs) are one of the important battery chemistries heavily investigated these days, a primary challenge for their commercial level production is the synthesis of suitable electrolytes with ...
  • Comparative and quantitative estimation of macronutrients in six different Banana varieties (Musa Spp) consumed in Jaffna 
    Jayawadhana, R. P. L. S; Rajkumar, G (University of Jaffna, 2021)
    Banana, fruit of the genus Musa, one of the most important fruit crops in many developing countries in terms of per capita consumption. This research aims to compare the general nutrient composition of selected six different ...
  • Defect chemistry of α-Spodumene; an atomistic simulation-based study 
    Suthaharan, S.; Sukumar, R.; Iyngaran, P.; Kuganathan, N. (University of Jaffna, 2021)
    Naturally occurring lithium rich α-Spodumene (α-LiAlSi2O6) is a technologically important mineral that has attracted considerable in rechargeable lithium ion batteries (LIBs), ceramics and polymer industries [1, 2]. The ...
  • Defects and dopants in Anorthite (CaAl2Si2O8) 
    Suthaharan, S.; Iyngaran, P.; Kuganathan, N (University of Jaffna, 2021)
    Calcium aluminosilicate, CaAl2Si2O8, is a promising economically important ceramic material that has found applications in several areas, such as glass production and petrology [1-2]. Atomistic scale simulation techniques ...
  • Design and feasibility study of parabolic trough concentrated solar power water heater for domestic use in Sri Lanka 
    Kanayaka, E.M.D.M.; Senthuran, K.; Somajayan, D.P.; Piyasena, K.; Vignarooban, K.; Senthuran, A.; Thevakaran, A.; Ravirajan, P. (University of Jaffna, 2021)
    Concentrated Solar Power (CSP) systems are becoming popular in recent days for electricity generation, especially in the United States and Spain. Parabolic trough CSP systems can also be designed as a water heater by fixing ...
  • Design and Improving the Mechanical performance of Dual axis Solar Tracker using LDR Sensors 
    Alfred Milroy, K.; Kirushiga, V.; Sulakkhana, L.N.; Gowsikan, K.; Roczan, A.H.; Wanigasooriya, W. A. D. C. J.; Kodikara, M. M. P. S.; Thenmolie, S.; Loheeswaran, S (University of Jaffna, 2021)
    A solar tracking system which carries solar panels, maximizes the solar electricity production by moving panels to follow the sun throughout the day. In this work, a small solar tracking system was developed by using Arduino ...
  • Effect of Nickel doping in P3HT hole transporting material on the performance of perovskite solar cells 
    Risendiralingam, R.; Uthayaraj, S.; Yohi, S.; Thanihaichelvan, M.; Velauthappillai, D.; Ravirajan, P. (University of Jaffna, 2021)
    Perovskite solar cell (PSC) has intensively been focused on improving their efficiencies and stability for commercialisation. Various hole transporting materials (HTMs) have been reported in enhancing the performance of ...
  • Evaluating doses calculated using TRS 398 and TRS 277 protocols 
    Harindrinee, S.; Pathmathas, T.; Ramalingam, A. (University of Jaffna, 2021)
    Protocols, considered as guidelines in Medical Physics, admit the safety measures and effective practices in diagnostic and therapeutic radiology. The changes of the beam calibration due to adaption of the TRS-398 protocol ...
  • Facile fabrication of nitrogen-doped Titanium dioxide-based dye-sensitized solar cells 
    Gurunanthanan, V.; Rajaramanan, T.; Velauthapillai, D.; Ravirajan, P.; Senthilnanthanan, M. (University of Jaffna, 2021)
    Titanium dioxide (TiO2) is a commonly used semiconductor in Dye-Sensitized Solar cells (DSSCs) as it is inexpensive, abundant and innocuous to the environment. However, lack of response to the visible light and slow electron ...
  • Hydrothermal ageing study on two step sintered 3Y-TZP ceramic 
    Praveena, S.; Sutharsini, U. (University of Jaffna, 2021)
    In this study, Hydrothermal ageing resistance of two step sintered 3 mol. % Yittria stabilized tetragonal zirconia polycrystalline (3Y-TZP) ceramic was analysed. 3Y-TZP ceramic powder was die pressed followed by cold ...
  • Inspection of thermal conductivity of natural fiber reinforced composites (NFCs) 
    Kulasooriya, K.A.C.P.; Amarathunga, H.M.N.M.; Perera, W.K.S.F.R; Thanihaichelvan, T. (University of Jaffna, 2021)
    chemical properties, which exhibit enhanced properties than the constituent materials. Thermal insulation composite materials, especially those reinforced with synthetic fibers releases huge amount of CO2 to the environment ...
  • Isolation and identification of Bacillus species present in the Panchagavya preparations 
    Donaldson, E; Emmanuel, C.J. (University of Jaffna, 2021)
    Panchagavya has been popularly used in organic farming to promote plant growth and control various pests and diseases. During the preparation of Panchagavya, a mixture of five cow products and sugar sources such as jaggery, ...
  • Moderation of indoor humidity and temperature using automated motorized window opening and closing system 
    Hewage, G.N.; Wickramaarachchi, A.K.; Arulkumaran, P.; Priyanka, Y.; Cassim, C.D.; Rodrigo, K.; Thenmolie; Loheeswaran, S. (University of Jaffna, 2021)
    Thermal comfort and indoor air quality are essential for living in a healthy environment. In this work, based on the assessment of comfortable environmental conditions such as an in-door temperature and humidity in a ...
  • Mutations observed in selected SARS-CoV-2 isolates 
    Kugathasan, D.; Aruldchelvan, K.; Jeyaseelan, T.C.; Emmanuel, C.J (University of Jaffna, 2021)
    Severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) is a single-stranded positive RNA virus. The virus genome is ~ 29.9 Kb in size and comprises 14 open reading frames, which encodes for 27 different proteins. The ...
  • Optimization of Indole-3-acetic acid production by Phyllosphere bacteria from Maize, Tomato and Cabbage 
    Sukanja, P. (University of Jaffna, 2021)
    Auxin, one of the most important phytohormones enhances the root architecture, nutrient acquisition and plant growth. The ability to synthesize Indole-3-acetic acid (IAA) is known to be associated with the plant growth ...
  • Physiological studies of the pathogen Sclerotium rolfsii 
    Anojana, R.; Niranjan, K. (University of Jaffna, 2021)
    Sclerotium rolfsii is one of the devastating soil-borne, facultative, phytopathogenic fungal pathogen, causes severe damage and heavy yield loss in many crop varieties. It is predominantly distributed throughout tropical ...
  • Piezoelectric buzzers for energy harvesting 
    Vishvarooban, V.; Rishanthan, K.M.T.M; Leelananda, B.H.; Shanika, D.I.; Madushan, W.G.P.C.; Abayarathna, V.; Kanan, H.S.; Paranthaman, S.; Loheeswaran, S. (University of Jaffna, 2021)
    The energy generating devices are capable of capturing environmental energy and supplanting the battery in a stand-alone module or working alone with the battery to extend substantially its life. Piezo electric and ...
  • Production of biodiesel from locally available Pumpkin seeds: A comparison with coconut oil 
    Jayathilaka, W. D. D. R; Yohi, S. (University of Jaffna, 2021)
    Petroleum based economy is suffering from a series of problems like enhanced greenhouse effect and global warming. Burning of fossil fuel causes accumulation of the greenhouse gases in the environment that leads to enhanced ...
  • Rice husk ash as partial substitute for sand in cement bricks 
    Anupama, G.G.; Nandasiri, K.P.S.D.; Thanihaichelvan, M. (University of Jaffna, 2021)
    Cost of the construction materials are increasing due to rapid growth of industry and demand. As a result, waste utilization has been one of the most vital aspects in the construction industry towards sustainability [1,2]. ...