Browsing Research Publications by Title

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  • N-dimentional data visualization for industrial power consumption 
    Samaranayaka, JRACP; Wimalaratne, P [Conference-Full-text]
    In the modern world, organizations will generate various types of data as a result of their day today activities. Collecting the data itself will not enough to take strategic advantage over them. Improved analytical ...
  • Nano-scale mechanisms explain the stiffening and strengthening of ligament tissue with increasing strain rate 
    Karunaratne, A; Li, S; Bull, AMJ [Article-Full-text]
    Ligament failure is a major societal burden causing disability and pain. Failure is caused by trauma at high loading rates. At the macroscopic level increasing strain rates cause an increase in failure stress and modulus, ...
  • Nano-silver impregnated wrapping film to keep fruit fresh 
    Amarasinghe, DAS; Samarasekara, AMPB; Madhuwanthi, WADP; Dammage, DNS [Conference-Full-text]
    It is the common belief that, silver is one of the most effective and the least toxic inorganic antimicrobial agent. At minute concentrations, silver ions are nontoxic to human cells. In this study we investigate the ability ...
  • Nanobeam mechanics: theory and experimental comparison 
    Rajapakse, N [Conference-Full-text]
    Various experimental techniques have been used to determine the mechanical properties at the nanoscale, namely, bending tests, nanoindentation tests, resonant excitation tests, etc. [1-3]. Bending of nanowires using an ...
  • Nanoengineering concrete for sustainable built environment: a review 
    Rupasinghe, M; Mendis, P; Gammampila, R; Ngo, T [Conference-Full-text]
    The construction industry is a major consumer of material and energy sources in the world. Among all the materials used in construction, concrete, which is the most widely used, can have a significant impact. Meanwhile, ...
  • Nanomaterials for smart energy systems: from led to Supercapacitors and solar cells. 
    Kumarasimnghe, AR; Gunasekara, S; Priyadarshana, G [Conference-Full-text]
    It has been forecast that there will be a severe impact on world economics and ecology in future by energy consumption/production that rely on the combustion of fossil fuels. Therefore more sustainable and more environmentally ...
  • Nanoscale mechanisms in age-related hip-fractures 
    Ma, S; Goh, EL; Tay, T; Wiles, CC; Boughton, O; Churchwell, JH; Wu, Y; Karunaratne, A; Bhattacharya, R; Terrill, N; Cobb, JP; Hansen, U; Abel, RL [Article-Full-text]
    Nanoscale mineralized collagen fibrils may be important determinants of whole-bone mechanical properties and contribute to the risk of age-related fractures. In a cross-sectional study nano- and tissue-level mechanics were ...
  • Nanotechnology in a world out of balance 
    Karunaratne, V; Kottegoda, N; De Alwis, AAP [Article-Abstract]
    As the world population marches towards the 9 billion mark by 2050, factors critical for the sustenance of the ecosystems will come under increasing stress. Having crossed the 7 billion figure in 2011, the 9 billion mark ...
  • Narrow band state of charge (SoC) control strategy for hybrid container cranes 
    Bolonne, SRA; Chandima, DP [Article-Full-text]
    This paper evaluates possibility of using a new hybrid system based on variable speed diesel generator (VSDG), Li-ion battery bank and supercapacitor bank (SC) for a rubber tire gantry crane (RTGC) used in container ...
  • National quality assurance guidelines for architectural education - help or hindrance in curriculum development and innovation 
    McCartney, K [Conference-Abstract]
    This paper will outline the nature of a national guideline for quality assurance and standards in architectural education. It will also report on the application of the guidelines in testing the curriculum of the Bachelors ...
  • Natural and enhanced contaminated waters 
    Hettiarachchi, M; Karunarathne, S; Dissanayake, K [Conference-Full-text]
    Chromium is a highly soluble transition metal of vital industrial importance. It occurs in both trivalent and hexavalent forms. Due to many well identified adverse impacts of chromium to human health and natural ecosystems, ...
  • Natural gas utilization plan for Sri Lanka 
    Wanniarachchi, KCR; De Mel, WDM; Marasinghe, AGNS; Sinthusan, T; Vijitha, AVP [Conference-Full-text]
    Natural gas is finding its place at the heart of the energy discussion all over the world. It is being a cheap and relatively environmentally friendly alternative energy. The recent emergence of this discussion is due ...
  • Natural paint development using local flora 
    Thuduwage, A; Muthumal, I; Premachandra, BAJK [Conference-Extended-Abstract]
    The objective of this research was to extract the pigments of these waste flowers and use it to produce a natural paint that can be used for frescoes in religious locations as a community service project. The Soxhlet ...
  • Natural rubber latex-clay nanocomposite: Use of montmorillonite clay as an alternative for conventional CaCo3 
    Nawagamuwa, UP; Bhasin, RK; Kjekstad, O; Arambepola, NMSI [Conference-Abstract]
    Regional landslide hazard prediction and warning are still difficult targets to be achieved and a hot topic in the research of landslide hazards. It is necessary to investigate the possibility of interpreting landslide ...
  • Natural rubber latex-clay nanocomposite: Use of montmorillonite clay as an alternative for conventional CaCo3 
    Amarasiri, A; Ratnayake, UN; De Silva, UK; Walpalage, S; Siriwardene, S [Article-Full-text]
    Natural rubber (NR) latex-clay nanocomposite (NRLCN) synthesized with montmorillonite (MMT) clay aqueous dispersion was evaluated for reinforcement and barrier properties. The physio-mechanical properties of the NRLCN were ...
  • Natural rubber latex-clay nanocomposite: use of montmorillonite clay as an alternative for conventional CaCO3 
    Amarasiri, A; Ratnayake, UN; De Silva, UK; Walpalage, S; Siriwardene, S [Article-Abstract]
    Natural rubber (NR) latex-clay nanocomposite (NRLCN) synthesized with montmorillonite (MMT) clay aqueous dispersion was evaluated for reinforcement and barrier properties. The physio-mechanical properties of the NRLCN were ...
  • Natural rubber/layered silcate nanocomposite for Building applications 
    Peiris, C; Ratnayake, UN [Conference-Full-text]
    Polymeric nanocomposite materials with a nano tag are nowadays moving into the market and are beginning to compete with traditional composite materials in various applications. Nanocomposite materials based on a polymeric ...
  • Nature and Buddhist architecture : Sri Lanka 
    De Silva, BMGW [SRC-Report]
    This paper examines ‘nature’ in the form of natural landscape, focusing on Sri Lankan landscape. Natural landscape in this study is discussed as physical features, physical geography and topography of the earth surface ...
  • Nature and buddhist architecture: Sri Lanka 
    De Silva, W [Article-Abstract]
    This paper examines 'nature' in the form of natural landscape, focusing on Sri Lankan landscape. Natural landscape in this study is discussed as physical features, physical geography and topography of the earth surface ...
  • Nature based landslide mitigation - an application of bio engineering 
    Athapaththu, P; Nawagamuwa, UP [Conference-Abstract]
    The use of vegetation for slope stability has been practiced in developed countries such as Hong Kong. This study identifies the effect of roots of the tea plant (Camellia sinensis) and vetiver grass (Chrysopogon ...