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Browsing IRSPAS 2016 by Title

Browsing IRSPAS 2016 by Title

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  • The chromatic number of prime graph of a noncommutative ring Mn×n(Z2) 
    Kolombage, K.A.D.D.B.V.; Wijesiri, G.S. (Faculty of Science, University of Kelaniya, Sri Lanka, 2016)
    Graph theory is a significant area of Mathematics as its outstanding applications in many fields such as biochemistry, electrical engineering, computer science and operational research. Besides Graph theory, Ring theory ...
  • Comparison of different culture media in MPN method for the estimation of coliforms and E. coli in tea and herbs 
    Perera, W.D.H.N.; Asalaarachchi, G.; Abeygunawardena, S.I. (Faculty of Science, University of Kelaniya, Sri Lanka, 2016)
    Estimation of coliforms and E coli are two major parameters that are used in microbial quality processes in food and, generally these organisms are tested via Most Probable Number (MPN) method. This method is one of the ...
  • Construction of biosensors using lux operon 
    Munasinghe, D.T.P.; Gunawardane, M.M. (Faculty of Science, University of Kelaniya, Sri Lanka, 2016)
    The lux operon is the cluster of genes that encode luminescence in light emitting bacteria. Expression of this operon or parts of it can be utilized in the construction of biosensors, which are genetically modified ...
  • Cost effective research with bioinformatics 
    Razick, S. (Faculty of Science, University of Kelaniya, Sri Lanka, 2016)
    Bioinformatics is now a research field itself, in addition to being an interdisciplinary field that develops methods and software tools for analyzing and interpreting biological data. At its introduction in 1970s, ...
  • Design and construction of low cost petri dish incubator 
    Wanigasekara, G.; Perera, N.W.; Abeysinghe, D.; Geegamage, S.S.; Wijekoon, D.; Jayathilaka, N. (Faculty of Science, University of Kelaniya, Sri Lanka, 2016)
    Petri dish incubators are used in laboratories to keep petri dish samples at a stable and optimal temperature of 37 °C. Incubators are one of the frequently needed equipment. These incubators are expensive due to the use ...
  • Detection of cyber bullying on social media networks 
    Priyangika. S.; Jayalal, S. (Faculty of Science, University of Kelaniya, Sri Lanka, 2016)
    Social Media is becoming an integral part of people’s daily lives today. It is an effective way of sharing one’s life experiences, special occasions, achievements and other events with their friends and family. Although ...
  • Determination of an eligible location for installation of a solar panel system in the University of Kelaniya using GIS 
    Heshani, A.L.S.; Athukorala, S.M.W.; Leelarathna, W.D.S.R.; Weerasinghe, V.P.A. (Faculty of Science, University of Kelaniya, Sri Lanka, 2016)
    According to the international energy agency, the role of renewables continue to increase in the electricity, heating and cooling and transport sectors. Newly develop technology in photovoltaic cells that have the potential ...
  • Determination of polyphenol content in coconut milk by modified Folin-Denis assay 
    Nadeeshani, R.; Seneviratne, K.N.; Jayathilaka, N. (Faculty of Science, University of Kelaniya, Sri Lanka, 2016)
    Polyphenols are micronutrients which has nutritional value owing to their antioxidant activity. Polyphenol content is usually determined by the standard Folin-Denis Assay. Water soluble compounds commonly present in ...
  • Developing a model to identify the fade-away-impact of promotional activities over the financial performance 
    Suraweera, S.A.M.S.; Wijayanayaka, A. (Faculty of Science, University of Kelaniya, Sri Lanka, 2016)
    The lack of understanding on the impact of marketing activities on financial performance had made the validity of and the effectiveness of marketing, a questionable one. When a particular promotional tool is used, the ...
  • Developing heuristic models to evaluate logistic network of 3rd party logistic providers 
    Ranasinghe, T.D.; Wijayanayake, A. (Faculty of Science, University of Kelaniya, Sri Lanka, 2016)
    Third-Party Logistics Providers (3PL) face a great pressure in order to meet its manufacturers’ and customers’ needs. Meeting the demands of manufacturers and customers’ (agents) while optimizing the available resources ...
  • Development of a mobile optical microscope at low cost 
    Chamikara, H.J.M.P. (Faculty of Science, University of Kelaniya, Sri Lanka, 2016)
    Optical microscope is an instrument, which uses visible light to magnify small objects that are not visible to our naked eyes. A typical light microscope used in our laboratories, can be very expensive and difficult to ...
  • E-marker: Moodle plugin tool to grade essay type questions 
    Jayakody, J.R.K.C. (Faculty of Science, University of Kelaniya, Sri Lanka, 2016)
    Moodle is one of well-known Learning Management Systems (LMS) that helps academics to create varied assessment types such as Multiple Choice Question (MCQ), tutorials, short question and assignments etc. Typically, MCQ ...
  • Effect of different storage conditions on the nitrite levels of human saliva 
    Sewwandi, A.L.S.; Jayathilaka, N.; Seneviratne, K.N. (Faculty of Science, University of Kelaniya, Sri Lanka, 2016)
    Nitric oxide (NO) is an intracellular messenger molecule that plays an important role in biological systems as a physiological and pathophysiological mediator. Therefore, levels of NO in biological fluids reflect ...
  • Effect of information system resources and capabilities on firm performance: Evidence from apparel industry 
    Udawaththa, P.; Wijayanayake, W.M.J.I. (Faculty of Science, University of Kelaniya, Sri Lanka, 2016)
    Information systems (IS) play a vital role in almost every organization compared with all other resources in a firm. Organizations mostly rely on information systems to carry out and manage their operations, interact ...
  • Effect of temperature on photosensitivity of electrodeposited n-Cu2O/p-CuxS thin film junctions 
    Madusanka, H.D.P.; Kalubowila, K.D.R.N.; Jayathilaka, K.M.D.C.; Jayanetti, J.K.D.S. (Faculty of Science, University of Kelaniya, Sri Lanka, 2016)
    The purpose of this study was the construction of a standalone microcontroller based ambient light sensing device to interface an ambient light sensor with a temperature correction and to study the effects of temperature ...
  • Effects of kerosene and citronella oil on the worker ants of Tetraponera rufonigra Jerdon (Formicidae, Pseudomyrmecinae), a medically important ant species, in tropical Asia 
    Dias, R.K.S.; Fernando, K.S.S.D. (Faculty of Science, University of Kelaniya, Sri Lanka, 2016)
    Serious medical conditions due to sudden outbreaks of Tetraponera rufonigra and increase of its stings in urban localities were reported recently in Sri Lanka. Control methods appropriate for suppressing T. rufonigra ...
  • Efficacy of Dummaladi lepa on fissuring in Vipadika 
    Jayakody, J.A.D.P.P.; Abegunasekara, N.S. (Faculty of Science, University of Kelaniya, Sri Lanka, 2016)
    "Vipadika" is a dry skin disease on feet with severe itching and pain, This study was aimed to determine the efficacy of "Dummaladi lepa" which is very safe, effective and curative external mode of therapy without side ...
  • Electrodeposition of CdTe thin films using a two electrode system 
    Wedisinghe, K.C.; Atapattu, H.Y.R.; de Silva, D.S.M. (Faculty of Science, University of Kelaniya, Sri Lanka, 2016)
    Cadmium telluride (CdTe) is a promising material for thin film solar cell applications due to its ideal band gap of ~1.5 eV which has the ability to absorb the maximum of the solar spectrum and higher conversion efficiency ...
  • Electrodeposition of well-adhered CdTe thin films for solar cell applications 
    Atapattu, H.Y.R.; de Silva, D.S.M.; Pathiratne, K.A.S. (Faculty of Science, University of Kelaniya, Sri Lanka, 2016)
    Among the second generation thin film photovoltaics, CdS/CdTe based solar cell device is one of the leading contenders for large scale commercialization. Since the CdTe is the crucial absorber material of the foregoing ...
  • Energy efficient hybrid water heating system 
    Piyumal, P.L.A.K.; Nagahapitiya, N.W.H.G.B.; Jayatissa, N.W.K.; de Silva, D.S.M. (2016)
    As the world’s energy resources are diminishing, we need to find greener solutions through renewable energy sources that can generate electricity for heating, lighting homes and for a variety of commercial and industrial ...

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