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Recent submissions

IPRC - 2015: Recent submissions

Now showing items 121-140 of 312

Optimization of three growth parameters for electrodeposition of CdS thin film semiconductor; pH, deposition temperature and deposition voltage in a stable electrolyte

Atapattu, H.Y.R.; De Silva, D.S.M.; Pathiratne, K.A.S. (Faculty of Graduate Studies, University of Kelaniya, 2015)

Cadmium sulfide has been identified as the most promising window material for fabrication of CdS/CdTe and CdS/CuInGaSe2 thin film solar cells. Among vast variety of commercially available CdS fabrication methods ...
Optimization of reverse transcriptase PCR for selected hepatic cytokines in Wistar Rats

Samaranayake, H.A.E.; Thammitiyagodage, M.G.; Galhena, B.P.; Chakrewarthy, S.; Wickremasinghe, A.R. (Faculty of Graduate Studies, University of Kelaniya, 2015)

Expression patterns of hepatic cytokines elucidates the immune and pathological pathways involved in inflammatory responses. Cytokine mRNA quantification is widely used approach in this regard that involves RNA extraction, ...
Optimization for Rock Phosphate Solubilization by Phosphate-Solubilizing Bacteria isolated from Oryza Sativa Rhizosphere

Gunawardana, M.B.D.S.S.; Ratnatilleke, A.A.L. (Faculty of Graduate Studies, University of Kelaniya, 2015)

Rock Phosphate (RP) is a cheap, phosphate-rich source but due to its lack of water solubility its use is limited in rice cultivation as a Phosphorus (P) fertilizer. However, certain bacteria in rice rhizosphere have shown ...
Observation of interface modification of electrodeposited p-Cu2O thin films in an aqueous electrolyte

Kafi, F.S.B.; Jayathilekea, K.M.D.C.; Wijesundera, R.P.; Siripala, W. (Faculty of Graduate Studies, University of Kelaniya, 2015)

Interface engineering via modification of semiconductor surfaces of junction devices is a powerful technique to improve the performance of devices. In addition, semiconductor material Cu2O has recently gained a considerable ...
New Bioactive poliketide from endolichenic fungus, Curvularia trifolii, inhabiting the lichen, Usnea sp. collected from Haggala Botanical Garden

Samanthi, K.A.U.; Wickramaarachchi, S.; Wijerathne, E.M.K.; Paranagama, P.A. (Faculty of Graduate Studies, University of Kelaniya, 2015)

Endolichenic fungi (ELF), which live in healthy tissues of lichens, are one of the promising producers of structurally diverse novel bioactive secondary metabolites. It has been reported that endolichenic fungi are rich ...
Molecular Phylogeography and Clinical manifestations of Russell’s viper (Daboia russelii) in Sri Lanka

Dissanayake, D.A.; Dissanayake, D.S.B.; Bandara, K.B.A.T.; Kularatne, S.A.M.; Karunathilake, D.G.K.J.K.; Rajapakse, R.P.V.J. (Faculty of Graduate Studies, University of Kelaniya, 2015)

The Russell‘s viper, Daboia russelii has a relict distribution over large areas of Indian Sub Continent, Taiwan and the Lesser Sunda islands. Russell‘s viper is distributed with varying densities and occurrence throughout ...
Modelling real world problems with Multivariate Distributions: An application to All Share Price Index and related financial indices

Chandrasekara, N.V.; Mammadov, M.A.; Tilakaratne, C.D. (Faculty of Graduate Studies, University of Kelaniya, 2015)

Modelling real world scenarios using statistical distributions became an important research area nowadays. Many real world applications associate with more than one variable. Therefore, when modelling these problems, ...
Microbiological study of ready-to-eat foods of vegetable origin

Rajarathne, I.R.D. (Faculty of Graduate Studies, University of Kelaniya, 2015)

Vegetable based foods have been incriminated as a major source of food borne diseases world over. The objective of this study too was to determine the microbiological quality of the vegetable based ready-to-eat products. ...
Isolation of bioactive secondary metabolites from the endolichenic fungi, Neosartorya sp. inhabiting the lichen Parmotrema sp. in Sri Lanka

Manthrirathna, M.A.T.P.; Kandiah, R.; Gunasekara, D.S.; Paranagama, P.A. (Faculty of Graduate Studies, University of Kelaniya, 2015)

Natural products are a potential source of novel pharmaceutical agents. Therefore, isolation and identification of bioactive compounds from organisms adapted to various biotopes and unraveling their bioactivities in ...
Investigating the bioactive compounds of endolichenic fungus Hypoxylon anthochroum isolated from the lichen, Pseudocyphellaria sp.

Antony, K.N.L.; Samanthi, K.A.U.; Paranagama, P.A. (Faculty of Graduate Studies, University of Kelaniya, 2015)

It has been reported that 11 endolichenic fungal strains were isolated from lichen, Pseudocyphellaria sp. Endolichenic fungi live asymptomatically within the lichen thallus and known as a new source useful of bioactive ...
Institutional robustness averts Hardin’s tragedy of the commons in the community-based beach seine fisheries in Sri Lanka

Deepananda, K.H.M.A.; Amarasinghe, U.S.; Jayasinghe-Mudalige, U.K. (Faculty of Graduate Studies, University of Kelaniya, 2015)

Small scale coastal fisheries accounts for nearly 40% of world fish catches and provide direct employment for more than 90% of the world fishers employed in capture fisheries. Subsequent recognition of the failures of ...
Information Technology Outsourcing in Mobile Telecommunication Industry in Sri Lanka

Perera, B.C.B.; Wijayanayake, W.M.J.I. (Faculty of Graduate Studies, University of Kelaniya, 2015)

The decision of Information Technology Outsourcing is considered to be the survival or failure factor in modern hyper competition environment. This is closely related with mobile telecommunication companies as Information ...
Increase the performance of apparel industry through the application of lean tools and techniques

Wijayanayake, A.; Wannisingha, W.M.N.N. (Faculty of Graduate Studies, University of Kelaniya, 2015)

Lean manufacturing is an approach to identify and eliminate wastes through continuous improvement. Lean principles and techniques that drive organizations to continually add value to the product they deliver by enhancing ...
In Vitro Inhibitory Potentials of Alpha Amylase and Alpha Glucosidase in Tricosanthes Dioica, Moringa Oleifera And Averrhoa Carambola

Jayawardena, B.; Ranasinghe, M. (Faculty of Graduate Studies, University of Kelaniya, 2015)

In recent times type 2 diabetes has become one of the major public health concern in both developing and developed countries. It is defined as an endocrine and metabolic disease defined by elevated blood glucose level ...
ICT Skill Proficiency of Healthcare Professionals in Western Region of Sri Lanka

Dileep, A.H.; Wijayanayake, W.M.J.I. (Faculty of Graduate Studies, University of Kelaniya, 2015)

E-health facilitate availability of information online for patients and doctors and reduction of paperwork, such as records and files, which swallow a large space of medical centers. Further, this help to improve the ...
Hydrochemical analysis and evaluation of groundwater quality in Rathupaswala area in Sri Lanka

Premaratne, W.A.P.J.; Tissera, W.S.L. (Faculty of Graduate Studies, University of Kelaniya, 2015)

Water quality analysis is one of the most important aspects in groundwater studies. The physiochemical parameters of groundwater and soil play a significant role in classifying and assessing water quality. The groundwater ...
Higher order Markov chain approach in modeling Cricket Scores

Jayamaha, J.H.R.K.; Mallawa Arachchi, D.K. (Faculty of Graduate Studies, University of Kelaniya, 2015)

The Markov chain models are applied in a wide range of topics such as physics, chemistry, medicine, music, game theory and sports. In this research work, higher order Markov chain model that accounts for scores of an ...
Hardware Implementation of a Hidden Markov Model Based, Speaker Independent, Continuous, Sinhala Speech Recognition System

Samankula, W.G.D.M.; Dias, N.G.J. (Faculty of Graduate Studies, University of Kelaniya, 2015)

A speaker independent speech recognition system is built to recognize the continuous Sinhala speech sentences using the toolkit, HTK 3.4.1 based on the statistical approach, Hidden Markov Model (HMM). Mel Frequency ...
Growth of CdS and CdTe thin film semiconductors and fabrication of CdS/CdTe solar cells

Kumarasinghe, K.D.M.S.P.K.; de Silva, D.S.M.; Pathiratne, K.A.S.; Dharmadasa, I.M.; Salim, H.I.; Abdul-Manaf, N.A.; Ravirajan, P.; Balashangar, K. (Faculty of Graduate Studies, University of Kelaniya, 2015)

Thin films of CdS and CdTe semiconductor materials were electrodeposited onto glass/fluorine doped tin oxide conducting glass surfaces using a potentiostat/galvanostat equipped with a three electrode cell. Aqueous ...
FEM analysis of backfilling sequences on the behaviour of gravity type retaining wall

Sanjei, C.; de Silva, L.I.N. (Faculty of Graduate Studies, University of Kelaniya, 2015)

Gravity retaining walls derive their capacity to resist lateral movement through the dead weight of the wall. The design methodologies proposed by standards do not take into account the construction sequences that simulate ...

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