Science Record

30

where s=N "22... and from (9), (10) and their extended forms for multi-component solid solutions, we get

logg = BN log SN + 233 Brtog Os — 2x ( ;* , )toex (7; ) .

2 Ix! j Joeex('; )+x(;' j )eesx(’ ale

= © x( ip )eeex((',)) Gaesit2,--. (13)

i>i>k

REFERENCES

[1] Wang, T. M., Hsu, H. C., and Chang, T. S. 1957 Chinese Journal of Physics, 13, 525.

[2] A paper to be published shortly in Chinese Journal of Physics. There calculations of the F’s are given.