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Building up a simple cubic lattice

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UNIQ4f3ee99d2d7da05a-jmol-00000000-QINU
A simple cubic lattice
  • Consider:
  1. a cubic simulation box whose sides are of length \(\left. L \right. \)
  2. a number of lattice positions, \( \left. M \right. \) given by \( \left. M = m^{3} \right. \) ; with \( m \) being a positive integer
  • The \( \left. M \right. \) positions are those given by:

\[ \left\{ \begin{array}{ll} x = i \times (\delta l) &; i=0,1,\cdots, m-1 \\ y = j \times (\delta l) &; j=0,1,\cdots, m-1 \\ z = k \times (\delta l) &; k=0,1,\cdots, m-1 \end{array} \right. \]

where \( \left. \delta l = L/m \right. \)

[edit] Atomic position(s) on a cubic cell

  • Number of atoms per cell: 1
  • Coordinates:

Atom 1: \( \left( x_1, y_1, z_1 \right) = \left( 0, 0, 0 \right) \)


Cell dimensions:

  • \( a=b=c \)
  • \( \alpha = \beta = \gamma = 90^0 \)
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