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  • Article - 4 Jan 2002
    This article briefly looks at where photovoltaics came from. From its discovery, to use in spacecraft, semiconductors and renewed interest as an alternative energy source.
  • Article - 21 Dec 2001
    Use of high tensile strength steel chords in tyres has enables a weight reduction in construction with no strength penalties.
  • News - 18 Mar 2004
    From dross to dance floor; from garbage to golden flooring; from the landfill to the foyer: Whichever phrase you favor, it’s what researchers at North Carolina State University are doing with...
  • Article - 14 Dec 2001
    This article explores the issue of how long a photovolatic system must operate to account for energy and pollution created in the manufacture of the system. It takes into account the different...
  • Article - 14 Dec 2001
    The basic design principles and components of a photovoltaic system are discussed. Other factors such as applications, appropriateness, effects of weather, system size, direct and alternating current...
  • Article - 4 Dec 2001
    HTS wires can potentially increase power density, quality and reliability in electrical power systems. The benefits to society are enormous. Benefits, future demands and HTS applications in power...
  • Article - 29 Nov 2001
    Ceramic brazing techniques are used to join ceramics to other materials. Sometimes the use of intermediate layers are required to increase wetting of the materials to enable creation of a suitable...
  • Article - 29 Nov 2001
    Although ceramics have many beneficial properties, all-ceramic machines are rare, hence, the joining of ceramics to other materials is a vital technology. Methods vary from simple to mechanical means...
  • Article - 27 Nov 2001
    This article covers statistics associated with retreaded tyres usage during 2000, as well as the benefits associated with their use, safety features and economic benefits.
  • Article - 7 Nov 2001
    Vinyl roofing offers a clean, quick and safe alternative to built up roof designs, while many existing roofing systems involve a flexible vinyl membrane.

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