???Cu, Copper
Copper is a chemical element with the symbol Cu and atomic number 29. It is a ductile metal with very high thermal and electrical conductivity.
?? ??Cu??? ? ?0.23883?3.415658???. ??? ?? ??? ? ??? ?????. ??? ????? ? ?? ?? '??'? ???? ?? ??? ??? ? ????.
Refractive Index Reference - H. J. Hagemann, W. Gudat, and C. Kunz, DESY Report SR-74/7, Hamburg, 1974; H. J. Hagemann, W. Gudat, and C. Kunz, J. Opt. Soc. Am. 65, 742 (1975)
??? ???? ???? ???, ??? ?? ??? ????? ????.
?? ?? ??????? ?????? ?? ??? ? ?? ? ?? ??? ??: