L16_A
reciprocal lattice
reciprocal lattice
(1).interplane spacing for cubic system and
hexagonal system
hexagonal system
(2). angle between planes
L16_B
1.the relationship between reciprocal lattice and
real lattice in cubic system
1.the relationship between reciprocal lattice and
real lattice in cubic system
(a) simple cubic
(b) Face center cubic
2. Bragg’s law: 2dsinθ=nλ
3. Ewarld sphere construction
(S is the vector of the reciprocal lattice)
(S is the vector of the reciprocal lattice)
L16_C
Ewarld Sphere
Ewarld Sphere
(a)光學和電子性質以及晶體結構
(b)兩手策略:左手拿ewarld sphere 右手拿crystal
(c)利用ewarld sphere 找出繞射點
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