How do you calculate the surface atom density of an fcc(111) surface expressed in terms of a?(adsbygoogle = window.adsbygoogle || []).push({});

I've managed to do it for fcc(100) and fcc(110), but I can't seem to figure it out for fcc(111).

Any help would be greatly appreciated!

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# How to calculate the surface atom density of an fcc(111) surface?

**Physics Forums | Science Articles, Homework Help, Discussion**