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The surface energy of a single crystal depends on crystallographic orientation. Does this surface energy increase...

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Mechanical Engineering

The surface energy of a single crystal depends oncrystallographic orientation. Does this surface energy increase ordecrease with an increase in planar density? Why? (Hint: Read“External Surface” part in S.4.6: Surface energy is proportional tothe number of unsatisfied bonds of surface atoms)

please clear hand writing, also plesae don't give me thebook answer.

Thank you.

Answer & Explanation Solved by verified expert
4.1 Ratings (722 Votes)
As the atomic pachup is different for variouscrystallographic planes the number of unsatisfied bonds Ehichdetermine surface energy also    See Answer
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