Why does the coordination no on compaction of powder particles increase to 14 only?

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Nabel kadum abd-ali

daer

link may help you

http://www.sciencedirect.com/science/article/pii/S0921883113001179

regards

Xu Wang

As far as I recalled in sintering models of sperical particles, coordination number increases with density. Grains with coordination number 14 is fully dense. No more increaseds after fully densed.