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  • In this activity, students watch video clips of IRL research scientist Dr Ian Brown talking about sialons and then answer a series of graded questions related to the content.

    Rights: The University of Waikato

    What is sialon?

    Sialon is an acronym for silicon, aluminium, oxygen and nitrogen. In this video, IRL’s Dr Ian Brown explains how this new family of advanced ceramics are made and discusses some of their physical properties. He then goes on to explain how subtle changes in the formulation can allow sialons to be made with properties that fit a particular product or market.

    By the end of this activity, students should be able to:

    • explain what sialons are
    • name the elements present in sialons
    • describe in simple terms the difference between a sialon and an O-Sialon
    • state some of the physical properties that characterise sialons
    • list some of the challenges that researchers in this area of advanced ceramic research face.

    Download the Word file (see link below) for:

    • introduction/background notes
    • instructions on what you need and what to do
    • student worksheet.

    Related content

    Discover more about the research led by Dr Brown on the development of a new class of sialons called O-Sialons.

    Explore further the uses for advanced ceramics and what are ceramics.

      Published 27 April 2010 Referencing Hub articles
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