The potential energy of an fcc latticw is described by expression
U(r)= -4€[(p०/r)^6-(p०/r)^12]
Where É=3.12×10-³ ev and p•= 2.82Å. Calculate the lattice parameter of the crystal lattice.
1
Expert's answer
2020-04-21T19:11:14-0400
For the fcc structure, the lattice sums A12 and A6 are 12.132 and 14.454 respectively. Therefore, the lattice parameter of the crystal lattice can be found as
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