513.001 Molecular and Solid State Physics

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Wolfram Alpha

Physical
Constants

Periodic System
of Elements

      

Exam Question 1 - March 11, 2008

An orthorhombic crystal has primitive lattice vectors,

.

Here α is a constant. What are the reciprocal lattice vectors?

What x-ray reflections would be observed if the wavenumber of the x-rays is k = 5π/(12α)?