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International Research Symposium on Pure and Applied Sciences (IRSPAS)

International Research Symposium on Pure and Applied Sciences (IRSPAS)

Recent Submissions

  • Gunaratna, T. A. N. R.; De Silva, W. R. M.; Prajapati, P. K.; De Silva, K. M. N. (International Conference on Applied and Pure Sciences, 2020, 2020)
    Shodhana process in rasashastra is a mandatory process for each material prior to use in herbomineral pharmaceutical preparations. Although different types of mercury (Hg) shodhana”processes are described in rasashastra, ...
  • Paragodaarachchi, Y. L.; Wickramarachchi, P. A. S. R. (4th International Research Symposium on Pure and Applied Sciences, Faculty of Science, University of Kelaniya, Sri Lanka, 2019)
    This study aims at investigating the potential of using the leaf extract of Annona glabra for the green synthesis of silver nanoparticles (AgNPs) and optimization of process parameters to obtain nanoparticles with narrow ...
  • Leelarathna, W. D. S. R.; Bandara, W. A. R. T. W. (4th International Research Symposium on Pure and Applied Sciences, Faculty of Science, University of Kelaniya, Sri Lanka, 2019)
    Biomass fuel has shared a prominent place in the Sri Lankan industrial primary energy supply. Many industries including agricultural, manufacturing, and commercial sectors use biomass to fulfill their energy requirements. ...
  • Pallegedara, A.; Chandrakumara, O. (4th International Research Symposium on Pure and Applied Sciences, Faculty of Science, University of Kelaniya, Sri Lanka, 2019)
    We have found that large number of expensive scientific equipment purchased, received under foreign aids, national grants or any other public monetary funds are highly under-utilized in state universities especially those ...
  • Gunawardana, K. D. R.; Vidanagamachchi, K.; Nanayakkara, L. D. J. F. (4th International Research Symposium on Pure and Applied Sciences, Faculty of Science, University of Kelaniya, Sri Lanka, 2019)
    Blood Supply Chain Management is highly critical, as ensuring the availability of the right blood type, at the right place, in the right quantity, at the right time is a matter of life and death. Unlike other products, ...
  • Udakanjalee, H.; Miuli, K.; Savini, N.; Tharaka, V. K. (4th International Research Symposium on Pure and Applied Sciences, Faculty of Science, University of Kelaniya, Sri Lanka, 2019)
    The world is currently experiencing the benefits of the fourth industrial revolution which is termed as Industry 4.0. The objective of this research is to identify the most appropriate Industry 4.0 tools to improve the ...
  • Kaldera, H. G. S. R.; Tharaka, V. K.; Wickramarachchi, A. P. R. (4th International Research Symposium on Pure and Applied Sciences, Faculty of Science, University of Kelaniya, Sri Lanka, 2019)
    Agricultural supply chains play a major role in the Sri Lankan economy as the agricultural sector accounts for 7.6% of the total gross domestic product and 26.6% of the total employment. Sri Lankan consumers have to pay ...
  • Rajaguru, R. A. M. T. S.; Subramanium, S.S.; De Silva, R. C. L. (4th International Research Symposium on Pure and Applied Sciences, Faculty of Science, University of Kelaniya, Sri Lanka, 2019)
    The increased prevalence of Chronic Kidney Disease of unknown etiology (CKDu) among specific occupational groups confined to specific geographical regions of Sri Lanka has dragged the attention of scientific community in ...
  • Warnakulasuriya, M. M.; Vidanagamachchi, K.; Niwunhella, D. H. H.; Nanayakkara, L. D. J. F. (4th International Research Symposium on Pure and Applied Sciences, Faculty of Science, University of Kelaniya, Sri Lanka, 2019)
    Sri Lanka has been making its way to develop its metropolitan city, Colombo, as a megacity. Transportation is one of the basic components to consider in planning any city emerging as megacities. City logistics function is ...
  • Vaigunthan, T.; Lansakara, L. M. A. P.; Weerasinghe, V. P. A. (4th International Research Symposium on Pure and Applied Sciences, Faculty of Science, University of Kelaniya, Sri Lanka, 2019)
    The United Nations has long been addressing the global water crisis caused by insufficient water supply to satisfy basic human needs and growing demands on the world's water resources to meet human, commercial and agricultural ...
  • Weerasinghe, P.; Abeysinghe, T.; Paranagama, P. A. (4th International Research Symposium on Pure and Applied Sciences, Faculty of Science, University of Kelaniya, Sri Lanka, 2019)
    Leafy greens are an essential part of a healthy diet. Eating a diet rich in leafy greens can offer numerous health benefits including reduced risk of obesity, heart diseases, high blood pressure and mental decline. In Sri ...
  • Samarakoon, H. H. T. P.; Dissanayake, D. M. P. V. (4th International Research Symposium on Pure and Applied Sciences, Faculty of Science, University of Kelaniya, Sri Lanka, 2019)
    One of the main objectives of every country, whether developed or developing is to achieve sustainable development. Development status is one of the key measurements in identifying the performance of a country. Developed, ...
  • Silva, K. D. M.; Premaratne, W. A. P. J. (4th International Research Symposium on Pure and Applied Sciences, Faculty of Science, University of Kelaniya, Sri Lanka, 2019)
    Urban dust is often contaminated with heavy metals and has become one of the major problems in metropolitan cities which is difficult to be controlled. Kelaniya area in Sri Lanka is one such vulnerable location. Anthropogenic ...
  • Athapaththu, A. M. P. L.; Waravita, S. H. H.; Weerasekara, T. C.; Sharic, A. H. S. (4th International Research Symposium on Pure and Applied Sciences, Faculty of Science, University of Kelaniya, Sri Lanka, 2019)
    The objective of this research is to measure the bus transport service reliability of a bus route at a bus halt. Three measures, Coefficient of Variation (CV), Earliness Index (EI) and Width Index (WI), were used to measure ...
  • Rashmika, R. W. H. C.; MathotaArachchige, Y. L. N. (4th International Research Symposium on Pure and Applied Sciences, Faculty of Science, University of Kelaniya, Sri Lanka, 2019)
    Diazinon is a common non-systematic organophosphorus insecticide used by present cultivators to protect crops like rice, fruit trees and potatoes. But, over exposure to diazinon mainly affects the inhibition of ...
  • Dilanthi, M. G. S.; Balasooriya, B. M. A. M.; Nimnadi, T. C.; Upekha, T. D. K.; Chathurangani, J. H. D. (4th International Research Symposium on Pure and Applied Sciences, Faculty of Science, University of Kelaniya, Sri Lanka, 2019)
    The service industry in Sri Lanka is facing the challenge of improving its performance. Thus analyzing its contemporary status is compulsory. This study focused on a petrol filling station in Sri Lanka. The selected system ...
  • Dilanthi., M. G. S.; Madhushan, W. A. P.; Ranathunga, R. A. R. Y.; Wijesiri, M. K. N. A.; Rathnayaka, R. M. H. P. (4th International Research Symposium on Pure and Applied Sciences, Faculty of Science, University of Kelaniya, Sri Lanka, 2019)
    Many public hospitals in Sri Lanka are becoming overcrowded and creating long waiting queues at their outpatient departments. Thus, they have faced the challenge of managing patients at their public health clinics and ...
  • Sandamali, K. U. J. (4th International Research Symposium on Pure and Applied Sciences, Faculty of Science, University of Kelaniya, Sri Lanka, 2019)
    Land cover is defined as the layer of soil and biomass, including regular vegetation, harvests, and human structures, that involves the land surface. Land use refers to the reasons for which people activity in the land ...
  • Antalyn, B.; Weerasinghe, V. P. A. (4th International Research Symposium on Pure and Applied Sciences, Faculty of Science, University of Kelaniya, Sri Lanka, 2019)
    In Sri Lanka, groundwater resources are widely used for domestic, commercial and industrial purposes and the demand for ground water is steadily increasing, particularly for urban & rural domestic water supplies, irrigated ...
  • Weerasinghe, M. A. S. N.; Liyanage, J. A.; Kumarasinghe, A. R. (4th International Research Symposium on Pure and Applied Sciences, Faculty of Science, University of Kelaniya, Sri Lanka, 2019)
    Ordinary sand is commonly used for water purification. Graphene oxide (GO) is capable of absorbing various water pollutants such as heavy metals and organic contaminants. The ability and the efficiency of water treatment ...

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