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Table 1

Dipolar and quadripolar moments of the samples as a quantitative measurement of the degree of isotropy in the samples.

Sample  ⟨ cosb ⟩   ⟨ sin2b ⟩ 

#1 0.7883 0.3397
#2 0.8221 0.2860
#3 0.8184 0.2909
#4 0.8344 0.2673
#5 0.8397 0.2622

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