Monday, August 1, 2011

Crystal Physics



Crystal Structure :

In Crystal there is systematic , periodic arrangement of atoms in all the three directions . Crystal has regular shape and sharp melting point. Crystals possess directional properties and hence called as anisotropic substances.

Examples of crystals : Copper, silver, aluminium, tungsten and magnesium.


Space Lattice :

An infinite array of points repeated in 3 dimensional space such that every point has surroundings identical to every other point in the array is called Space lattice.

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