EW$03$ Otu FCC $$gw$-$carbon alloy na mb$$ nwere $0\mathrm{.}60$ wt$\%$ C na$-$ekpuchi ikuku oxygen na ihe f$$r$$ nke nta ka $$ b$$r$$ ikuku na$-$enwegh$$ carbon na $1500$ K$.$ N'okpuru $$n$$d$$ nd$$ a$,$ carbon na$-$agbasa site na alloy wee meghachi omume n'elu ya na ikuku oxygen na ikuku. ya b$,$ a na$-$edobe ntinye carbon d$$ n'elu n$\text{'}$z$$ b$$ isi na $0$ wt$\%$ C$.$ N$\text{'}$n$$d$$ d$$ a$$aa ka ikuku carbon ga$-$ab$0\mathrm{.}30$ wt$\%$ mgbe $$gw$$gw$10-$h gas$$r$?$ Uru nke D na $1500$ K b$6\mathrm{.}24$x$10-12$ m$$s$.$