Abstract
We present an exact theory of an O(4)-σ-model based on its relation to a certain fermionic model. The S-matrix and the vacuum energy in a constant external field are computed.
Original language | English (US) |
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Pages (from-to) | 121-126 |
Number of pages | 6 |
Journal | Physics Letters B |
Volume | 131 |
Issue number | 1-3 |
DOIs | |
State | Published - Nov 10 1983 |
All Science Journal Classification (ASJC) codes
- Nuclear and High Energy Physics