Rapport de stage - Master 2 SAR ATIAM - Base des articles ...

e ac (x, t) =π(φ + (x, t) 2 + φ − (x, t) 2)2.3.4 Variables de type ondes sphériques ψ ±(ψ ± 1(x, t) =Lρ 0 c ˜ψ ± L(x), L )t2 0 c 0˜ψ ( ± (l, t) =Lρ 0 c 2 0 ψ ± X (l), c )0L t[ ] [ ][ ]ψ + (x, s)ψ − = R(x) 1 1 P (x, s)(x, s) 2 1 −1 U(x, s)[ ] [ ][ ]P (x, s)= 1 1 1 ψ + (x, s)U(x, s) R(x) 1 −1 ψ − (x, s)⎧⎪⎨+ R′ (x)2s+ R′ (x)sR(x) 2 [01( )s + ∂x ψ + (x, s) = − Υ ψ(x, s)2s[ ]−1P (x, s)1]ψ(x, s)⎪⎩( )s − ∂x ψ + (x, s) = − Υ ψ(x, s)2se ac (x, t) = 1 (2 ρ 0c 2 0 πL[(1+2 1+ σ(x) ) ) 2ψ + (x, t) 2 +t( ( ) )]σ(x)2+2 2 −ψ + (x, t)ψ − (x, t)t(1+(1 − σ(x) ) ) 2ψ − (x, t) 2t