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Diffrazione con raggi X

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<strong>Diffrazione</strong> da parte di una polvere cristallina<br />

(metodo delle polveri)<br />

d<br />

λ<br />

= n ⋅<br />

2⋅sinθ<br />

• Una polvere genera <strong>con</strong>i di <strong>raggi</strong><br />

diffratti, ciascuno <strong>con</strong> apertura 4θ<br />

corrispondente all’angolo di<br />

Bragg di piani <strong>con</strong> diversa d hkl

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