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Stresses in Cu Thin Films and Ag/Ni Multilayers - Harvard School of ...

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Chapter 1: Background 17<br />

χ<br />

θ−∆θ<br />

2θ<br />

θ<br />

α<br />

q<br />

∆θ<br />

n<br />

Figure 1.6: A schematic <strong>of</strong> different scatter<strong>in</strong>g geometries. (a) The symmetric θ − 2θ<br />

geometry <strong>and</strong> χ rotation axis, (b) the geometry used for longitud<strong>in</strong>al diffuse scatter<strong>in</strong>g,<br />

<strong>and</strong> (c) the graz<strong>in</strong>g <strong>in</strong>cidence diffraction geometry.<br />

θ<br />

θ+∆θ<br />

α<br />

(a)<br />

(b)<br />

(c)

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