Browsing ERU - 2005 by Title

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  • Study of natural rubber latex - filler interaction 
    Gunapala, O; Gunapala, PY; Peris, CN [Conference-Full-text]
    An attempt has been made to investigate interaction of Natural Rubber (NR) Latex with modified kaolin by means of application of 1800 peel test of flexible to rigid joints and to study the effect of the NR latex - filler ...
  • A study on quality gaps in private and public sector residential apartments 
    Gunawardena, ND; Samarajeewa, KGA [Conference-Full-text]
    There has been a significant growth in the residential apartment market in Sri Lanka during the last decade. The main reasons behind this upsurge include the population growth, changes in living patterns and the soaring ...
  • Surface roughness measurement of ultrasonic echo amplitude technique 
    Munasinghe, N; De Silva, I; Sivahar, V [Conference-Full-text]
    The foundry industry has a major role to play in the economic development of our country. Unfortunately in Sri Lanka the technological development of this industry has stagnated. The quality of foundry products manufactured ...
  • Synthesis of a biodegradable copolymer of styrene and cotton cellulose 
    Nizam, N; Jayasuriya, CK; Premachandra, JK [Conference-Full-text]
    With the increasing demand for polymers for variety of applicatio~s, replacing conventional materials such as metals, their disposal has become a major environmental issue since most of them are nondegradable. Hence, the ...
  • A time-dependant parameter approach of demand analysis of tourism in Sri Lanka 
    Cooray, TMJA [Conference-Full-text]
    Traditional tourism demand analysis uses ordinary least squares or maximum likelihood methods to estimate demand models like Box-Jenkins and State-Space, assuming that the parameters of the models remain constant over ...