Browsing Journals and Magazines by Year "2004"

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  • Assessment of economic impact of electricity supply interruptions in the Sri Lanka industrial sector 
    Wijayatunga, PDC; Jayalath, MS [Article-Full-text]
    This paper presents the outcome of the Sri Lanka case study on assessing the economic impact of power interruptions on industry in the South Asia region, comprising the countries of Sri Lanka, Nepal, Bangladesh and India. ...
  • Conditioning and updating evidence 
    Kulasekere, EC; Premaratne, K; Dewasurendra, DA; Shyu, ML; Bauer, PH [Article-Full-text]
    A new interpretation of Dempster–Shafer conditional notions based directly upon the mass assignments is provided. The masses of those propositions that may imply the complement of the conditioning proposition are shown ...
  • Development of Standards for Sinhala Computing 
    Dias, G; Goonetilleke, A [Article-Abstract]
    Information technology has been used in Sri Lanka for about 20 years, but to a great extent, its use has been limited to those with a knowledge of English. And as these are a minority of the population, the larger proportion ...
  • Dielectric dispersion and tunability of sol-gel derived BaxSr1-xTiO3 thin films 
    Adikary, SU; Chan, HLW [Article-Abstract]
    Ba0.5Sr0.5TiO3, Ba0.6Sr0.4TiO3, Ba0.7Sr0.3TiO3 and Ba0.8Sr0.2TiO3 thin films were fabricated by a modified sol-gel technique on Pt(111)/Ti/SiO2/Si(100) substrates. All BaxSr1-xTiO3 films crystallized in the perovskite ...
  • Effects of substrate loading rate on biofilm structure 
    Wijeyekoon, S; Mino, T; Satoh, H; Matsuo, T [Article-Full-text]
    The effects of substrate surface loading rate on biofilm growth and structure were investigated by chemical, biochemical and microscopic methods. Three tubular reactors were operated at equal C:N ratio of 0.1, with ...
  • An em.pirical ana.lysis of debt capacity of project companies in emerging economies 
    Devapriya, KAK; Alfen, HW [Article-Full-text]
    Within institutional economics perspective of project finance, this paper empirically examines the potential influence of factors on debt capacity in project companies when financed through bank-dominated financial systems ...
  • Environmental issues and management in primary coffee processing 
    Chanakya, HN; De Alwis, AAP [Article-Full-text]
    The paper examines the broader environmental issues and environmental management aspects of primary coffee processing in general and more specifically how it is addressed in India. Primary processing, the production of ...
  • Estimating the environmental suitability of wall materials: Preliminary results from Sri Lanka 
    Emmanuel, R [Article-Full-text]
    Despite rapid increases in the building industry’s contribution to resource depletion, waste generation and energy consumption, the creation of built environment remains vital to a country’s economic development. This ...
  • Impact of distributed and independent power generation on greenhouse gas emissions: Sri Lanka 
    Wijayatunga, PDC; Fernando, WJLS; Shrestha, RM [Article-Full-text]
    Sri Lanka has a hydropower dominated power system with approximately two thirds of its generation capacity based on large hydro plants. The remaining one third are based on oil fired thermal generation with varying ...
  • Influence of drying on concrete sorptivity 
    Dias, WPS [Article-Abstract]
    The experimental programme described in this paper indicated that concrete grade and specimen preconditioning were the major factors influencing sorptivity, whereas specimen size and coating had relatively little effect. ...
  • A Market-Based Approach to control Web Bandwidth Usage 
    Disanayake, C; Dias, G; de Silva, CR [Article-Abstract]
    We have designed and implemented a proxy-based system which allows each user to request, and obtain a desired amount of bandwidth for web access. Bandwidth is priced dynamically based on the demand at any given time. This ...
  • Material wastage in construction sites: identification of major causes 
    Kulatunga, U; Rameezdeen, R [Article-Abstract]
    This paper summarizes the results of a study, which quantified the material wastage in construction sites in Sri Lanka. The paper intends to provide the magnitude of waste, its causes and how it could be minimized. In ...
  • Quality based energy contents and carbon coefficients for building materials: A systems approach 
    Dias, WPS; Pooliyadda, SP [Article-Full-text]
    This paper describes a computerised relational database management system to represent and calculate (i) the energy inputs to a building material or element up to the point of utilisation or construction and (ii) the carbon ...
  • Rice bran oil extraction in Sri Lanka: Data for process equipment design 
    Amarasinghe, BMWPK; Gangodavilage, NC [Article-Full-text]
    Rice bran oil is widely used in pharmaceutical, food and chemical industries due to its unique properties and high medicinal value. In this study, extraction of rice bran oil from various brands of rice bran available in ...