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Define space lattice and basis. A metal crystallizes with a density of 2.7 gm/cc and has a packing fraction of 0.74. Determine the mass of one atom if the nearest neighbour distance is 2.86A.
written 8.7 years ago by gravatar for teamques10 teamques10 ★ 69k •   modified 8.7 years ago

Mumbai university > FE > SEM 1 > Applied Physics 1

Marks: 7M

Year: May 2014
engineering physics
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written 8.7 years ago by gravatar for teamques10 teamques10 ★ 69k

Space lattice-

It is the three dimensional arrangement of points in space.

Basis-

Group of atoms, which get attached to the lattice points is called the basis, hence crystal structure is formed by the combination of lattice & basis.

Given:

$Density (ρ ) = 2.7gm/cc \ \ \ \ i.e. …

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