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Etude de la faisabilité d'une source de positrons polarisée basée sur ...

Etude de la faisabilité d'une source de positrons polarisée basée sur ...

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tel-00647307, version 1 - 1 Dec 2011<br />

Z E1 k<br />

θγ<br />

E1,E2,k ≫ 1<br />

k E1−E2<br />

k u = |u| ≈ p1θγ<br />

d2σ dkdξ = 2αZ2r 2 e<br />

1<br />

kE 2 1<br />

E2<br />

E1<br />

p1<br />

α 2 Z 2 ln(E1)/E1<br />

Z<br />

u < 1/E1<br />

(E 2 1 +E 2 2)(3+2Γ)−2E1E2(1+4u 2 ξ 2 Γ) <br />

α re Γ<br />

u<br />

E2

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