Delta. degrees of freedom in trinuclei. IV. Delta. Delta. Delta. effects

Journal Article · Mon Jun 01 04:00:00 EDT 1992 · Physical Review, C (Nuclear Physics); (United States)

DOI:https://doi.org/10.1103/PhysRevC.45.2624· OSTI ID:7183510

Picklesimer, A; Rice, R A; Brandenburg, R ^[1]

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1. Physics Division, Los Alamos National Laboratory, Los Alamos, New Mexico 87545 (United States) Department of Physics, Purdue University, West Lafayette, Indiana 47907 (United States) Institute for Physics, University of Basel, 3056 Basel (Switzerland)

The effect of triple-{Delta} degrees of freedom on the triton binding energy ({ital E}{sub {ital T}}) is gauged using the Argonne V28 and Hannover {Delta} models. The {Delta}{Delta}{Delta} three-body force is found to contribute only a few keV of additional attraction to the triton binding, and is thus negligible relative to the few-hundred-keV scale set by {ital NN}{Delta} and {ital N}{Delta}{Delta} contributions. Consequently, previous results for {Delta} contributions to {ital E}{sub {ital T}} require no correction for omitted {Delta}{Delta}{Delta} configurations, despite the fact that {Delta} effects involving fewer than three {Delta}'s largely cancel. The trinuclear {Delta}{Delta}{Delta} wave function component is found to be similarly reduced from {ital NN}{Delta} and {ital N}{Delta}{Delta} levels.

• OSTI ID: 7183510
• Journal Information: Physical Review, C (Nuclear Physics); (United States), Journal Name: Physical Review, C (Nuclear Physics); (United States) Vol. 45:6; ISSN 0556-2813; ISSN PRVCA
• Country of Publication: United States
• Language: English

Related Subjects

663110* -- General & Average Properties of Nuclei & Nuclear Energy Levels-- (1992-)
663510 -- Nuclear Mass Ranges-- A=1-5-- (1992-)
73 NUCLEAR PHYSICS AND RADIATION PHYSICS
BARYONS
BINDING ENERGY
CHARGED PARTICLES
CORRECTIONS
DELTA BARYONS
DELTA-1232 BARYONS
ELEMENTARY PARTICLES
ENERGY
FERMIONS
FUNCTIONS
HADRONS
MANY-BODY PROBLEM
N BARYONS
NUCLEAR FORCES
THREE-BODY PROBLEM
TRITONS
WAVE FUNCTIONS