2.3 Represent a crystallographic direction by Au =ua₁ + a₂ + was and the normal to the hkl planes by Hathb₂ + kb₂ +/b₂. Let be the angle between Aue and Hat For the orthorhombic system deduce an expression for cos in terms of u, v, w, h, k, l, a, a, az.

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2.3 Represent a crystallographic direction by Au
ua₁ + a₂ + wa, and the
normal to the hkl planes by Hat = hb₁ + kb₂ +/b₂. Let be the angle between
Auew and Hat For the orthorhombic system deduce an expression for cos in
terms of u, v, w, h, k, l, a₁, ag, az.
=
Transcribed Image Text:2.3 Represent a crystallographic direction by Au ua₁ + a₂ + wa, and the normal to the hkl planes by Hat = hb₁ + kb₂ +/b₂. Let be the angle between Auew and Hat For the orthorhombic system deduce an expression for cos in terms of u, v, w, h, k, l, a₁, ag, az. =
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