physics2u
Tier
⌕ Search ⌘K
physics2u.com/vault/optical-theorem.html
Derivation · draft

The Optical Theorem

D-363 Home PU-401 Threads waves · chance · energy Depends on Partial-Wave Analysis and Phase Shifts
Statement

Derives that the total cross section is proportional to the imaginary part of the forward scattering amplitude, expressing conservation of probability flux.

Depends on

Partial-Wave Analysis and Phase Shifts

Used by

PU-401/L20