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Atomic Structure and Properties ,[object Object],[object Object],[object Object],[object Object],[object Object],29 May 2009
Metals ,[object Object],[object Object],[object Object],[object Object],[object Object],All atoms are ionised and the electrons are free to move…
Insulators - Ceramics ,[object Object],[object Object],[object Object],[object Object],Electrons lock to ions so none are free to move…
Insulators - Polymers ,[object Object],[object Object],[object Object],[object Object],The covalent bonds, stringing monomers into long chains…
Semi-Conductors ,[object Object],[object Object],[object Object],[object Object]
Semiconductors and Conductivity
But what happens… ,[object Object],[object Object],[object Object]
What is happening…?
Doping ,[object Object],[object Object]

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