Comment on unitary pole expansion for hard core potentials

Journal Article · Mon Oct 01 04:00:00 EDT 1979 · Phys. Rev., C; (United States)

DOI:https://doi.org/10.1103/PhysRevC.20.1578· OSTI ID:5893598

Friedman, W A; Maheshwari, C

The negative zero eigenvalues in the unitary pole expansion for hard core potentials are shown to contribute nothing to the exact t matrix. We suggest that approximations involving these terms can account for the observed loss of convergence for the unitary pole expansion.

• Research Organization: Department of Physics, University of Wisconsin-Madison, Madison, Wisconsin 53706
• OSTI ID: 5893598
• Journal Information: Phys. Rev., C; (United States), Journal Name: Phys. Rev., C; (United States) Vol. 20:4; ISSN PRVCA
• Country of Publication: United States
• Language: English

Related Subjects

653001* -- Nuclear Theory-- Nuclear Structure
Moments
Spin
& Models
73 NUCLEAR PHYSICS AND RADIATION PHYSICS
BOUND STATE
DIFFERENTIAL EQUATIONS
EIGENVALUES
EQUATIONS
HAMILTONIANS
HARD-CORE POTENTIAL
MATHEMATICAL OPERATORS
MATRICES
NUCLEAR POTENTIAL
POTENTIALS
QUANTUM OPERATORS
S MATRIX
SCHROEDINGER EQUATION
UNITARY POLE APPROXIMATION
WAVE EQUATIONS