Phase Shifts from the Bethe-Salpeter Differential Equation
- 29 May 1967
- journal article
- research article
- Published by American Physical Society (APS) in Physical Review Letters
- Vol. 18 (22) , 968-970
- https://doi.org/10.1103/physrevlett.18.968
Abstract
A new method of calculating phase shifts for a Bethe-Salpeter equation is presented. The scattering amplitude is calculated below elastic threshold using the differential equation and variational methods, and then continued to the elastic-scattering region to find phase shifts.Keywords
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