TD C5 - Correction 1 Propagation d`une onde dans le plasma

t x = cste
−→
uxωt −kx t
−→
E //⃗ k
−→
B=
⃗
k∧−→ E
ω=−→
0

u+ec= cste
ε0∂−→
E
∂t
−→
j=γ−→ E
||ε0
∂−→ E
∂t ||
||γ−→ E|| =ε0ω
γ=2πε0ν γ
10−18
1014
||ε0
∂−→ E
∂t ||
||γ−→ E|| ≪1
(MT )ik−→ ux·−→ B= 0
(MG)ik−→ ux·−→ E= 0
(MF )ik−→ ux∧−→ E=iω−→ B
(MA)ik−→ ux∧−→ B=µ0γ−→ E

−→
B
−→
B=k
ω−→
ux∧−→ E
ik2
ω−→
ux∧−→ ux∧−→ E=mu0γ−→ E
−ik2
ω=µ0γ
k2=iµ0γω
k=±eiπ
4√µ0γω =±(1 + i)µ0γω
2=±1 δ+i δ
δ=2
µ0γω
x
−→
E=E0exp −x
δexp [i(k0x−ωt)] −→
uz
k0=1
δδ
δ