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MANDELSTAM REPRESENTATION FOR DIRAC POTENTIAL SCATTERING

Journal Article · · Physical Review (U.S.) Superseded in part by Phys. Rev. A, Phys. Rev. B: Solid State, Phys. Rev. C, and Phys. Rev. D

S>The scattering amplitude for Dirac potential scattering is shown to have a Mandelstam representation if the potential is a superposition of Yukawa potentials. This representation, together with the unitarity condition, is used to obtain an integral equation for the weight functions. The subtraction in energy makes it necessary to know the scattering amplitude's dependence on momentum transfer at zero energy in order to solve for the weight functions. Dispersion relations for the partial wave amplitudes are obtained. (auth)

Research Organization:
Princeton Univ., N.J.
NSA Number:
NSA-16-003809
OSTI ID:
4830866
Journal Information:
Physical Review (U.S.) Superseded in part by Phys. Rev. A, Phys. Rev. B: Solid State, Phys. Rev. C, and Phys. Rev. D, Journal Name: Physical Review (U.S.) Superseded in part by Phys. Rev. A, Phys. Rev. B: Solid State, Phys. Rev. C, and Phys. Rev. D Vol. Vol: 124; ISSN PHRVA
Country of Publication:
Country unknown/Code not available
Language:
English