4 lines
164 B
Plaintext
4 lines
164 B
Plaintext
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Set x=0.3, a typical value for rutiles. Assume touching spheres on (110) plane.
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[0.3*sqrt(2)a]^2 = {[1/sqrt(2) - 0.3*sqrt(2)]a}^2 + (c/2)^2
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c/a = 2*sqrt(0.1)
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