It is proved that the volume of Brillouin zone and that of the reciprocal latticeprimitive cell are equal for BCC lattice and FCC lattice in three dimensions by a simple mathematical method.
用简单数学方法就体心立方晶格和面心立方晶格证明了三维情况下布里渊区体积等于倒格子原胞体积。
2
Regarding the reciprocal latticeprimitive cells basic vectors as two line space basic vectors, this paper finds a new matrix method to work out the reciprocal latticeprimitive cell.