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Science Symposium - Faculty of Science: Recent submissions

  • A dynamical system for natural resistance against Malaria N. M. 
    Kariyawasam, N.M.B.; Shanthidevi, K.C.N. (Faculty of Science, University of Ruhuna, Matara, Sri Lanka, 2010-12-15)
    Malaria is a parasitic disease that is spread by the Anopheles mosquitoes. There are 2 million deaths from Malaria each year, making it one of the world's deadliest diseases. Most of the fatal cases of Malaria are in ...
  • Morphological relationships of Devario (Family- Cyprinidae) morphotypes/ species 
    Asha, R.L.; De Silva, M.P.K.S.K. (Faculty of Science, University of Ruhuna, Matara, Sri Lanka, 2010-12-15)
    Devario also known as Danio is a fish Genus that contributes to the diversity of freshwater fishes of Sri Lanka. Devario species is also important in aquarium trade mainly because of their bright colouration, body shape ...
  • Preliminary study on identification of morphological and genetic differences found in micro-propagated Ambul Banana variety in Sri Lanka 
    Abeykoon, A.M.R.M.; Hemamali, K.K.G.U.; Ketipearachchi, Y.; Edirisinghe, E.S.C. (Faculty of Science, University of Ruhuna, Matara, Sri Lanka, 2010-12-15)
    Ambul banana is an important fruit crop and popular commercial cultivar in the wet zone and the intermediate zone in Sri Lanka. The only improved variety available today is “Nadhe” which is also a local selection o f ...
  • Investigation of lead (Pb) content in Ipomea aquatica (Kankun) grown in the area around Matara 
    Hemalika, D.V.D.; Bulugahapitiya, Vajira P. (Faculty of Science, University of Ruhuna, Matara, Sri Lanka, 2010-12-15)
    The aquatic plant water spinach, Ipomea aquatica either wild or cultivated, is a widely consumed vegetable throughout the Southeast Asia. Due to the unplanned dumping of the garbage to the environment, industrialization ...
  • Genetic variability of Exacum trinervium complex in Sri Lanka 
    Vithanage, D.S.; Dayananda, T.G.; Dissanayaka, N.P.; Krishnarajah, S.A.; Rubasinghe, M.K. (Faculty of Science, University of Ruhuna, Matara, Sri Lanka, 2010-12-15)
    Exacum walkeri, E. trinervium, E. axillare and E. trinervium complex including four sub species; E. trinervium, subsp. trinervium, subsp. ritigalensis, subsp. pallidum and subsp. macranthum are medicinal and ornamental ...
  • Effect of pre-sowing treatment on seed germination and seedling vigour in Sri Lankan Exacum trinervium, an endemic herb 
    Vithanage, D.S.; Dissanayaka, N.P.; Dayananda, T.G.; Krishnarajah, S.A.; Rubasinghe, M.K. (Faculty of Science, University of Ruhuna, Matara, Sri Lanka, 2010-12-15)
    Exacum trinervium (Gentianaceae) is a threatened endemic medicinal and ornamental plant for which ex-situ cultivation has been recommended as a conservation strategy. Although the seeds germinate, seedling growth is ...
  • Dependence of CMC of SDS micelles on Sodium Chloride and in the presence of some amino acids 
    Wanasinghe, W.M.N.S.; Gangabadage, C.S. (Faculty of Science, University of Ruhuna, Matara, Sri Lanka, 2010-12-15)
    Detergents are organic amphipathic molecules containing “hydrophobic tail” and “hydrophilic head” groups. Critical micelle concentration (CMC) is known as the concentration of detergent in bulk at which micelles start ...
  • Construction of a three-dimensional structural model for tRNA methyltransferase 
    Piyasena, M.D.C.P.; Ubhayasekera, W.; Gangabadage, C.S. (Faculty of Science, University of Ruhuna, Matara, Sri Lanka, 2010-12-15)
    Three-dimensional structures of proteins are essential for understanding their functions. X-ray crystallography and NMR spectroscopy are widely used experimental methods for structure determination of proteins. However, ...
  • Analysis of zooplankton diversity and abundance in Bundala lagoon in Bundala National Park with reference to the aquatic habitat characters 
    Dayasiri, P.B.I.A.K.; Chandana, E.P.S.; Amarasinghe, N.J. De S.; Samayawardhena, L.A. (Faculty of Science, University of Ruhuna, Matara, Si Lanka., 2010-12-15)
    Bundala National Park (BNP) of Sri Lanka has been designated as a Ramsar wetland in 1993. Present study (year 2009) has investigated tht physicochemical parameters and zooplankton diversity in the aquatic environments ...
  • Analysis of genetic variation of Cinnamomum species by Randomly Amplified Polymorphic DNA (RAPD) 
    Samanthika, K.C.; Abeysinghe, P.D.; Wijesinghe, K.G.G. (Faculty of Science, University of Ruhuna, Matara, Sri Lanka, 2010-12-15)
    The potential use of the Randomly Amplified Polymorphic DNA (RAPD) technique was investigated for Cinnamomum spp. found in Sri Lanka. Immature leaf samples of six wild Cinnamomum spp. (C. dubium, C. litseaefolium, ...
  • Cover Page 
    Unknown author (Department of Zoology, University of Ruhuna, Matara, Sri Lanka., 2009-12)
  • Content Pages 
    Unknown author (Department of Zoology, University of Ruhuna, Matara, Sri Lanka., 2009-12)
  • Preliminary Pages 
    Unknown author (Department of Zoology, University of Ruhuna, Matara, Sri Lanka., 2009-12)
  • Morphological variation and preliminary survey of Isozyme / Allozyme markers in Rasbora daniconius of Sri Lanka 
    Jayawickrama, Dinusha Rangana; Gunawickrama, K.B.S. (Department of Zoology, University of Ruhuna, Matara, Sri Lanka., 2009-12)
    Intra-specific morphological variation and differentiation among eight populations of the common freshwater fish Rasbora daniconius (Cyprinidae) were investigated. Significant heterogeneity and differentiation was found ...
  • Cover page 
    Unknown author (Faculty of Science, University of Ruhuna, Matara, Sri Lanka, 2009-12-23)
  • Contents 
    Unknown author (Faculty of Science, University of Ruhuna, Matara, Sri Lanka, 2009-12-23)
  • Details 
    Unknown author (Faculty of Science, University of Ruhuna, Matara, Sri Lanka, 2009-12-23)
  • Collective Excitations in Graphene in a Strong Magnetic Field 
    Fischer, A.M.; Dzyubenko, A.B.; Römer, R.A. (Faculty of Science, University of Ruhuna, Matara, Sri Lanka, 2009-12-23)
    Graphene, a two-dimensional form of carbon, has become famous for its wide range of unusual properties, both fundamental and applicable. Both theory and experiment indicate the relevance of many body interactions to the ...
  • Critical exponents of the three-dimensional Anderson transition from multifractal analysis 
    Rodriguez, Alberto; Vasquez, Louella J.; Slevin, Keith; Römer, Rudolf A. (Faculty of Science, University of Ruhuna, Matara, Sri Lanka, 2009-12-23)
    Please find the attached document for the Content of the Abstract.
  • Comparative analysis of rigidity across protein families 
    Wells, S.A.; Jimenez-Roldan, J.E.; Römer, R.A. (Faculty of Science, University of Ruhuna, Matara, Sri Lanka, 2009-12-23)
    Is the rigidity transition in proteins similar to that of glassy networks? This is a comparative study in which the ‘pebble game’ rigidity analysis software FIRST is used to study multiple protein crystal structures, ...

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