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Problem: hcp and bcc Structures

           Sodium transforms from bcc to hcp at about T=23 K. Assuming that the density remains fixed, and the c/a ratio is ideal, calculate the hcp lattice spacing a given that the cubic lattice spacing tex2html_wrap_inline5421 Å in the cubic phase.

 

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Laszlo Mihaly
Thu Oct 31 13:23:11 EST 1996

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