η
(C2H5NO2)
(NaOH)
(La(NO3)3.6H2O)
Cu(NO3)2.3H2O
CuKα1
βr
β0
βi
δ
β
abcsin(β)
ε≈βs/tanθ
(ε)
(βs)
βhklcosθ
4sinθ
(αhν)2vs(hν)
C
α
hν
Eg
C2h6(C2/c)
(4Au+5Bu+Ag+2Bg)
(Ag+2Bg)
Ag
Bg1
Bg2
I(ω)
C(0,k)
ω(k)
Γ0
(α)
(μ)
fc
(η)
V
dx
μ
×10−4cm