Extended variational approach to the SU(2) mass gap on the lattice

Journal Article · Wed Feb 01 00:00:00 EST 1995 · Physical Review, D (Particles Fields); (United States)

DOI:https://doi.org/10.1103/PhysRevD.51.1298· OSTI ID:6604990

Akeyo, J O ^[1]; Jones, H F; Parker, C S ^[2]

---

1. Physics Department, Kenyatta University, P.O. Box 43844, Nairobi, Kenya (Kenya)
2. Blackett Laboratory, Imperial College, London, SW7 2BZ (United Kingdom)

The linear [delta] expansion is applied to a calculation of the SU(2) mass gap on the lattice. Our results compare favorably with the strong-coupling expansion and are in good agreement with recent Monte Carlo estimates.

• OSTI ID: 6604990
• Journal Information: Physical Review, D (Particles Fields); (United States), Vol. 51:3; ISSN 0556-2821
• Country of Publication: United States
• Language: English

Related Subjects

72 PHYSICS OF ELEMENTARY PARTICLES AND FIELDS
ENERGY GAP
VARIATIONAL METHODS
LATTICE FIELD THEORY
MASS
MONTE CARLO METHOD
STRONG-COUPLING MODEL
SU-2 GROUPS
CALCULATION METHODS
FIELD THEORIES
LIE GROUPS
MATHEMATICAL MODELS
PARTICLE MODELS
QUANTUM FIELD THEORY
SU GROUPS
SYMMETRY GROUPS
662110* - General Theory of Particles & Fields- Theory of Fields & Strings- (1992-)
662240 - Models for Strong Interactions- (1992-)