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  • Article - 26 Jun 2002
    At the Georgia Institute of Technology, scientists have created a range of hydrogel-based nanoparticles that can be used for developing photonic crystals.
  • Article - 24 Jun 2002
    Aluminium cans have been in existence since 1960. Developments since then are outlined, as are the effects of competition such as PET and glass packaging.
  • Article - 17 Jun 2002
    When contemplating the use of perforated metal, the ability to offer a preferred level of strength can be very significant.
  • Article - 17 Jun 2002
    Perforated materials are utilized in different applications as they can control the passage of light, heat, air, solids, liquids, sound and electromagnetic waves.
  • Article - 13 Jun 2002
    Aluminium foil is commonly used in insulation for buildings, transmission wires, against radiation and from fire as well as heat exchangers and automotive applications. Specific applications and...
  • Article - 13 Jun 2002
    Aluminium foil is one of the most familiar and popular materials used in the kitchen and makes up one thrid of the kitchen wraps market. Properties that make it suited to these applications, and the...
  • Article - 13 Jun 2002
    Pyrolytic carbon is biocompatible and thromboresistant. This combined with wear resistance, durability and strength make it an ideal material for artificial heart valves. The development of the...
  • Article - 13 Jun 2002
    Hydroxyapatite is a hydrated calcium phosphate. As such it dehydroxylates and decomposes upon exposure to elevated temperatures.
  • Article - 12 Jun 2002
    Cellulose acetate is derived from renewable resources such as wood pulp, which differs from most other man-made polymers which are petrochemical derivitives. General properties include transparency,...
  • Article - 11 Jun 2002
    Silicate residues such as coal fly ash and incinerator fly ash have good potential for use in glass-ceramics. This is a report on the success of trying to incorporate these materials into...

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