 Partial-wave total scattering cross-section

ID: partial-wave-total-scattering-cross-section

Codex  0 Created 2026-10-03 Updated 2026-10-14

σ_{T} = \frac{4 π}{k ^{2}} \sum_{l = 0}^{\infty} (2 l + 1) sin^{2} δ_{l} .

At low momentum, the S wave normally supplies the leading term.

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