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  • Article - 6 May 2003
    The world's highest resolution microscope has been built in Daresbury, UK. It is able to resolve single atoms and uses aberration correction devices which are described herein. Areas of application...
  • Article - 11 Feb 2003
    Osmium is a member of the platinum group of metals. Its abundance, occurence, extraction and applications are outlined. Mechanical, physical, electrical, thermal and atomic properties are also...
  • Article - 7 Feb 2003
    Potassium is an extremely reactive alkali metal. Its abundance, extraction, occurrence and applications are covered as are mechanical, physical, thermal, electrical and atomic properties.
  • Article - 2 May 2002
    Colloidal silica consists of a stable suspension of tiny silica particles. It has many applications such as refractories, investment casting, abrasives, surfactants, high temperature binders etc
  • Article - 15 Feb 2002
    Catalysts are used in chemical processes to alter the mechanisms of chemical reactions. They provide an energetically favorable pathway, speeding up reactions that would typically be very slow or...
  • Article - 7 Nov 2001
    904L is a low carbon, high alloy austenitic stainless steel. It has excellent formability, weldability and toughness. It has good resistance to reducing acids as well as chloride attack. Typical...
  • Article - 5 Sep 2001
    Relative advantages, disadvantages and applications are listed together with a table of typical properties.
  • Article - 21 Aug 2001
    Improved resistance to boiling water compared to polyester laminates. Relative advantages, disadvantages and applications are listed together with a table of typical properties.
  • Article - 15 Aug 2001
    Higher elongation at break and notched impact strength, however, significantly lower tensile strength and flexural modulus results. Relative advantages, disadvantages and applications are listed...
  • Article - 3 Aug 2001
    Relative advantages, disadvantages and applications are listed together with a table of typical properties.

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