Research papers contributed by OUSL staff members: Recent submissions

Now showing items 261-280 of 649

Contribution of plant species to carbon sequestration function of mangrove ecosystems in Sri Lanka

Perera, K.A.R.S.; Amarasinghe, M.D.; Sumanadasa, W.A. (2012)

High primary productivity of mangroves facilitates carbon sequestration function of mangrove ecosystems. Present study is the first one in Sri Lanka that aims at determining the amount of carbon sequestered by mangrove ...
Tips to select a better cosmetic

Kotalawala, N.; Perera, Sarath D. (2017)
Sea level variability in the east coast of Male, Maldives

Indika, K.W.; Wijerathne, E.M.S.; Fernando, G.W.A.R.; Hettiarachchi, S.S.L (The Open University of Sri Lanka, 2017)

This paper discusses the variation of sea level with different time intervals in the East coast of Male, Maldives. Sea level is the mean water level, at which the oceans exist when averaged between high and low tides which ...
Possible causative factors for dental fluorosis in the Monaragala district

Attanayake, D.S.M.; Fernando, G.W.A.R. (Postgraduate Institute of Science, University of Peradeniya, 2017)

There has been increasing global attention focused on elevated levels of fluoride contents in water especially in developing countries. The latest estimates suggest that around 200 million people, from among 25 nations the ...
Can transformational leadership make a difference in banking service?

Abeysekera, Nalin; Wickramasinghe, Ananda (2013)
High-temperature metasomatism and retrogression of granulite facies ultramafics from the Highland Complex of Sri Lanka: Field relationships, phase equilibria and fluid fluxes

Fernando, G.W.A.R.; Baumgartner, L.P.; Hofmeister, W. (Geological Society of Sri Lanka, 2013)

Concordant ultramafic rocks are exposed in the lower crustal granulites of Sri Lanka. The ultramafic rocks at Rupaha had emplaced early. They had been subjected to deformation and granulite facies metamorphism at 850oC at ...
Electrochemical behaviour of polythiophene films containing anthraquinone groups

Perera, Sarath D. (2016)
Are we really competitive: tourism of post war Sri Lanka

Abeysekera, Nalin; Crusz, Darell De; Wickramasinghe, Ananda (2013)
Drug abuse, addiction, and the magic of “getting high”

Pradeep, R.G.G.R.; Perera, Sarath D. (The Open University of Sri Lanka, 2016)
Diversity and abundance of marine plankton and hydrography in southern Bay of Bengal

Kumara, Y.P.; Fernando, G.W.A.R.; Jayasiri, H.B. (Postgraduate Institute of Science, University of Peradeniya, 2017)

Plankton are microscopic plants and animals that float or drift along with the water currents, unable to swim against the currents. The abundance of plankton are significantly related with existing water quality conditions. ...
A madel of trust-commitment for the ethnic harmony of Sri Lanka

Abeysekera, Nalin (2013)
Iodine and selenium levels in water sources and goiter distribution in the Nuwara-Eliya district

Sarathchandra, G.Y.A.N.; Fernando, G.W.A.R.; Rajapakshe, A.U. (Postgraduate Institute of Science, 2016)

Iodine deficiency disorders (IDD) are a main global health problem all over the world and endemic goitre is the most common due to the lack of iodine in the diet. It is found that drinking water is an important source of ...
Customer orientation and gender

Abeysekera, Nalin; Samarasinghe, D. (2016)
Trace metal modified engineered carbon nano tubes for arsenic removal

Ashiq, A.; Vithanage, M.; Abussaud, B.; Athapattu, B.C.L. (2018)

Carbon nanotubes were used to study the adsorption behavior of arsenic (As) found in aqueous media and its effect in the adsorption efficiency when they are modified with certain trace metals onto the multi- walled carbon ...
Granulite facies vestiges in the Vijayan complex , Sri Lanka: new petrological and geochemical evidences

Petschnig, Paul; Hauzenberger, C.A.; Fernando, G.W.A.R.; Fritz, Harald (Geological Society of Sri Lanka, 2016)

The Precambrian basement of Sri Lanka is subdivided into four major terrains, from northwest to southeast: The Wanni Complex (WC), the Kadugannawa Complex (KC), the Highland Complex (HC) and the Vijayan Complex (VC). The ...
Design and development of bio-reactors and leachate barricades for landfill leachate treatment

Joseph, S.M.R.; Punchihewa, N.D.; Jayawardhana, Y.; Wijerathne, D.M.; Athapattu, B.C.L.; Dilsharan, B.; Vithanage, M.; Kulkarni, J.; Dematawa, D.M.G.D. (2018)

The treatment of leachate from open dump sites/landfills is a challenging task due to its complexity and high pollutant loads. In recent years, new technologies have been developed on leachate treatment however, most of ...
Possible causative factors for dental fluorosis in the Monaragala district

Fernando, G.W.A.R.; Attanayake, D.S.M. (Postgraduate Institute of Science, University of Peradeniya, 2017)

There has been increasing global attention focused on elevated levels of fluoride contents in water especially in developing countries. The latest estimates suggest that around 200 million people, from among 25 nations the ...
Spatial variation of geochemical parameters due to recent excavation of lakes in Colombo surburbs with special reference to Thalawathugoda area

Wijayathunga, Lasanthi K.; Fernando, G.W.A.R.; Weerakoon, Devaka K.; Priyantha, A.A.C. (Geological Society of Sri Lanka, 2016)

The urban development projects are currently established in and around Sri Jayawardenapura Municipal Council area tend to change the landscape with the excavation of the mud in the bottom of irrigation systems and small ...
Predicting aboveground biomass increment of tropical forests from litter-fall

Kuruppuarachchi, K.A.J.M.; Seneviratne, G. (2013)
Modelling stratification ascendancy of Kirulapone canal at Wellawatte outfall

Perera, G.L.E.P.; Perera, H.K.M.; Dayarathne, G.C.R.; Athapattu, B.C.L. (2018)

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